diff options
98 files changed, 3636 insertions, 547 deletions
diff --git a/Documentation/devicetree/bindings/mfd/mc13xxx.txt b/Documentation/devicetree/bindings/mfd/mc13xxx.txt new file mode 100644 index 00000000000..19f6af47a79 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/mc13xxx.txt @@ -0,0 +1,78 @@ +* Freescale MC13783/MC13892 Power Management Integrated Circuit (PMIC) + +Required properties: +- compatible : Should be "fsl,mc13783" or "fsl,mc13892" + +Optional properties: +- fsl,mc13xxx-uses-adc : Indicate the ADC is being used +- fsl,mc13xxx-uses-codec : Indicate the Audio Codec is being used +- fsl,mc13xxx-uses-rtc : Indicate the RTC is being used +- fsl,mc13xxx-uses-touch : Indicate the touchscreen controller is being used + +Sub-nodes: +- regulators : Contain the regulator nodes. The MC13892 regulators are + bound using their names as listed below with their registers and bits + for enabling. + + vcoincell : regulator VCOINCELL (register 13, bit 23) + sw1 : regulator SW1 (register 24, bit 0) + sw2 : regulator SW2 (register 25, bit 0) + sw3 : regulator SW3 (register 26, bit 0) + sw4 : regulator SW4 (register 27, bit 0) + swbst : regulator SWBST (register 29, bit 20) + vgen1 : regulator VGEN1 (register 32, bit 0) + viohi : regulator VIOHI (register 32, bit 3) + vdig : regulator VDIG (register 32, bit 9) + vgen2 : regulator VGEN2 (register 32, bit 12) + vpll : regulator VPLL (register 32, bit 15) + vusb2 : regulator VUSB2 (register 32, bit 18) + vgen3 : regulator VGEN3 (register 33, bit 0) + vcam : regulator VCAM (register 33, bit 6) + vvideo : regulator VVIDEO (register 33, bit 12) + vaudio : regulator VAUDIO (register 33, bit 15) + vsd : regulator VSD (register 33, bit 18) + gpo1 : regulator GPO1 (register 34, bit 6) + gpo2 : regulator GPO2 (register 34, bit 8) + gpo3 : regulator GPO3 (register 34, bit 10) + gpo4 : regulator GPO4 (register 34, bit 12) + pwgt1spi : regulator PWGT1SPI (register 34, bit 15) + pwgt2spi : regulator PWGT2SPI (register 34, bit 16) + vusb : regulator VUSB (register 50, bit 3) + + The bindings details of individual regulator device can be found in: + Documentation/devicetree/bindings/regulator/regulator.txt + +Examples: + +ecspi@70010000 { /* ECSPI1 */ + fsl,spi-num-chipselects = <2>; + cs-gpios = <&gpio3 24 0>, /* GPIO4_24 */ + <&gpio3 25 0>; /* GPIO4_25 */ + status = "okay"; + + pmic: mc13892@0 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mc13892"; + spi-max-frequency = <6000000>; + reg = <0>; + interrupt-parent = <&gpio0>; + interrupts = <8>; + + regulators { + sw1_reg: mc13892__sw1 { + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1375000>; + regulator-boot-on; + regulator-always-on; + }; + + sw2_reg: mc13892__sw2 { + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1850000>; + regulator-boot-on; + regulator-always-on; + }; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/mfd/twl-familly.txt b/Documentation/devicetree/bindings/mfd/twl-familly.txt new file mode 100644 index 00000000000..a66fcf94675 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/twl-familly.txt @@ -0,0 +1,47 @@ +Texas Instruments TWL family + +The TWLs are Integrated Power Management Chips. +Some version might contain much more analog function like +USB transceiver or Audio amplifier. +These chips are connected to an i2c bus. + + +Required properties: +- compatible : Must be "ti,twl4030"; + For Integrated power-management/audio CODEC device used in OMAP3 + based boards +- compatible : Must be "ti,twl6030"; + For Integrated power-management used in OMAP4 based boards +- interrupts : This i2c device has an IRQ line connected to the main SoC +- interrupt-controller : Since the twl support several interrupts internally, + it is considered as an interrupt controller cascaded to the SoC one. +- #interrupt-cells = <1>; +- interrupt-parent : The parent interrupt controller. + +Optional node: +- Child nodes contain in the twl. The twl family is made of several variants + that support a different number of features. + The children nodes will thus depend of the capability of the variant. + + +Example: +/* + * Integrated Power Management Chip + * http://www.ti.com/lit/ds/symlink/twl6030.pdf + */ +twl@48 { + compatible = "ti,twl6030"; + reg = <0x48>; + interrupts = <39>; /* IRQ_SYS_1N cascaded to gic */ + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&gic>; + #address-cells = <1>; + #size-cells = <0>; + + twl_rtc { + compatible = "ti,twl_rtc"; + interrupts = <11>; + reg = <0>; + }; +}; diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c index 6b93e200bca..5bc6b3837b2 100644 --- a/arch/arm/mach-sa1100/assabet.c +++ b/arch/arm/mach-sa1100/assabet.c @@ -202,6 +202,7 @@ static struct irda_platform_data assabet_irda_data = { static struct mcp_plat_data assabet_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, + .codec = "ucb1x00", }; static void __init assabet_init(void) @@ -252,6 +253,17 @@ static void __init assabet_init(void) sa11x0_register_mtd(&assabet_flash_data, assabet_flash_resources, ARRAY_SIZE(assabet_flash_resources)); sa11x0_register_irda(&assabet_irda_data); + + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + + ASSABET_BCR_set(ASSABET_BCR_CODEC_RST); sa11x0_register_mcp(&assabet_mcp_data); } diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 11bb6d0b9be..d12d0f48b1d 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -124,12 +124,23 @@ static void __init cerf_map_io(void) static struct mcp_plat_data cerf_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, + .codec = "ucb1x00", }; static void __init cerf_init(void) { platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1); + + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + sa11x0_register_mcp(&cerf_mcp_data); } diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index b9060e236de..c483912d08a 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -27,6 +27,7 @@ #include <linux/timer.h> #include <linux/gpio.h> #include <linux/pda_power.h> +#include <linux/mfd/ucb1x00.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -85,10 +86,15 @@ static struct scoop_pcmcia_config collie_pcmcia_config = { .num_devs = 1, }; +static struct ucb1x00_plat_data collie_ucb1x00_data = { + .gpio_base = COLLIE_TC35143_GPIO_BASE, +}; + static struct mcp_plat_data collie_mcp_data = { .mccr0 = MCCR0_ADM | MCCR0_ExtClk, .sclk_rate = 9216000, - .gpio_base = COLLIE_TC35143_GPIO_BASE, + .codec = "ucb1x00", + .codec_pdata = &collie_ucb1x00_data, }; /* @@ -351,6 +357,16 @@ static void __init collie_init(void) sa11x0_register_mtd(&collie_flash_data, collie_flash_resources, ARRAY_SIZE(collie_flash_resources)); + + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + sa11x0_register_mcp(&collie_mcp_data); sharpsl_save_param(); diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 480d2ea46b0..e3a28ca2a7b 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -217,10 +217,15 @@ static struct platform_device sa11x0uart3_device = { static struct resource sa11x0mcp_resources[] = { [0] = { .start = __PREG(Ser4MCCR0), - .end = __PREG(Ser4MCCR0) + 0xffff, + .end = __PREG(Ser4MCCR0) + 0x1C - 1, .flags = IORESOURCE_MEM, }, [1] = { + .start = __PREG(Ser4MCCR1), + .end = __PREG(Ser4MCCR1) + 0x4 - 1, + .flags = IORESOURCE_MEM, + }, + [2] = { .start = IRQ_Ser4MCP, .end = IRQ_Ser4MCP, .flags = IORESOURCE_IRQ, diff --git a/arch/arm/mach-sa1100/include/mach/mcp.h b/arch/arm/mach-sa1100/include/mach/mcp.h index ed1a331508a..586cec898b3 100644 --- a/arch/arm/mach-sa1100/include/mach/mcp.h +++ b/arch/arm/mach-sa1100/include/mach/mcp.h @@ -17,6 +17,8 @@ struct mcp_plat_data { u32 mccr1; unsigned int sclk_rate; int gpio_base; + const char *codec; + void *codec_pdata; }; #endif diff --git a/arch/arm/mach-sa1100/lart.c b/arch/arm/mach-sa1100/lart.c index af4e2761f3d..d117ceab621 100644 --- a/arch/arm/mach-sa1100/lart.c +++ b/arch/arm/mach-sa1100/lart.c @@ -24,10 +24,20 @@ static struct mcp_plat_data lart_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, + .codec = "ucb1x00", }; static void __init lart_init(void) { + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + sa11x0_register_mcp(&lart_mcp_data); } diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c index 318b2b766a0..748d34435b3 100644 --- a/arch/arm/mach-sa1100/shannon.c +++ b/arch/arm/mach-sa1100/shannon.c @@ -55,11 +55,22 @@ static struct resource shannon_flash_resource = { static struct mcp_plat_data shannon_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, + .codec = "ucb1x00", }; static void __init shannon_init(void) { sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1); + + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + sa11x0_register_mcp(&shannon_mcp_data); } diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c index e17c04d6e32..458ececefa5 100644 --- a/arch/arm/mach-sa1100/simpad.c +++ b/arch/arm/mach-sa1100/simpad.c @@ -14,6 +14,7 @@ #include <linux/mtd/partitions.h> #include <linux/io.h> #include <linux/gpio.h> +#include <linux/mfd/ucb1x00.h> #include <asm/irq.h> #include <mach/hardware.h> @@ -187,10 +188,15 @@ static struct resource simpad_flash_resources [] = { } }; +static struct ucb1x00_plat_data simpad_ucb1x00_data = { + .gpio_base = SIMPAD_UCB1X00_GPIO_BASE, +}; + static struct mcp_plat_data simpad_mcp_data = { .mccr0 = MCCR0_ADM, .sclk_rate = 11981000, - .gpio_base = SIMPAD_UCB1X00_GPIO_BASE, + .codec = "ucb1300", + .codec_pdata = &simpad_ucb1x00_data, }; @@ -378,6 +384,16 @@ static int __init simpad_init(void) sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources, ARRAY_SIZE(simpad_flash_resources)); + + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + sa11x0_register_mcp(&simpad_mcp_data); ret = platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index 9361a529017..5c00712907d 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -19,11 +19,11 @@ #include <linux/amba/pl022.h> #include <linux/amba/serial.h> #include <linux/spi/spi.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/regulator/ab8500.h> #include <linux/mfd/tc3589x.h> #include <linux/mfd/tps6105x.h> -#include <linux/mfd/ab8500/gpio.h> +#include <linux/mfd/abx500/ab8500-gpio.h> #include <linux/leds-lp5521.h> #include <linux/input.h> #include <linux/smsc911x.h> diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c index fe1569b67c9..9de9e9c4dbb 100644 --- a/arch/arm/mach-ux500/board-u5500.c +++ b/arch/arm/mach-ux500/board-u5500.c @@ -10,7 +10,7 @@ #include <linux/amba/bus.h> #include <linux/irq.h> #include <linux/i2c.h> -#include <linux/mfd/ab5500/ab5500.h> +#include <linux/mfd/abx500/ab5500.h> #include <asm/hardware/gic.h> #include <asm/mach/arch.h> diff --git a/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h b/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h index 47969909836..d2d4131435a 100644 --- a/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h +++ b/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h @@ -9,7 +9,7 @@ #define __MACH_IRQS_BOARD_MOP500_H /* Number of AB8500 irqs is taken from header file */ -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #define MOP500_AB8500_IRQ_BASE IRQ_BOARD_START #define MOP500_AB8500_IRQ_END (MOP500_AB8500_IRQ_BASE \ diff --git a/drivers/gpio/gpio-stmpe.c b/drivers/gpio/gpio-stmpe.c index 4c980b57332..87a68a896ab 100644 --- a/drivers/gpio/gpio-stmpe.c +++ b/drivers/gpio/gpio-stmpe.c @@ -65,7 +65,14 @@ static void stmpe_gpio_set(struct gpio_chip *chip, unsigned offset, int val) u8 reg = stmpe->regs[which] - (offset / 8); u8 mask = 1 << (offset % 8); - stmpe_reg_write(stmpe, reg, mask); + /* + * Some variants have single register for gpio set/clear functionality. + * For them we need to write 0 to clear and 1 to set. + */ + if (stmpe->regs[STMPE_IDX_GPSR_LSB] == stmpe->regs[STMPE_IDX_GPCR_LSB]) + stmpe_set_bits(stmpe, reg, mask, val ? mask : 0); + else + stmpe_reg_write(stmpe, reg, mask); } static int stmpe_gpio_direction_output(struct gpio_chip *chip, @@ -132,6 +139,10 @@ static int stmpe_gpio_irq_set_type(struct irq_data *d, unsigned int type) if (type == IRQ_TYPE_LEVEL_LOW || type == IRQ_TYPE_LEVEL_HIGH) return -EINVAL; + /* STMPE801 doesn't have RE and FE registers */ + if (stmpe_gpio->stmpe->partnum == STMPE801) + return 0; + if (type == IRQ_TYPE_EDGE_RISING) stmpe_gpio->regs[REG_RE][regoffset] |= mask; else @@ -165,6 +176,11 @@ static void stmpe_gpio_irq_sync_unlock(struct irq_data *d) int i, j; for (i = 0; i < CACHE_NR_REGS; i++) { + /* STMPE801 doesn't have RE and FE registers */ + if ((stmpe->partnum == STMPE801) && + (i != REG_IE)) + continue; + for (j = 0; j < num_banks; j++) { u8 old = stmpe_gpio->oldregs[i][j]; u8 new = stmpe_gpio->regs[i][j]; @@ -241,8 +257,11 @@ static irqreturn_t stmpe_gpio_irq(int irq, void *dev) } stmpe_reg_write(stmpe, statmsbreg + i, status[i]); - stmpe_reg_write(stmpe, stmpe->regs[STMPE_IDX_GPEDR_MSB] + i, - status[i]); + + /* Edge detect register is not present on 801 */ + if (stmpe->partnum != STMPE801) + stmpe_reg_write(stmpe, stmpe->regs[STMPE_IDX_GPEDR_MSB] + + i, status[i]); } return IRQ_HANDLED; diff --git a/drivers/input/misc/ab8500-ponkey.c b/drivers/input/misc/ab8500-ponkey.c index 79d90163363..350fd0c385d 100644 --- a/drivers/input/misc/ab8500-ponkey.c +++ b/drivers/input/misc/ab8500-ponkey.c @@ -12,7 +12,7 @@ #include <linux/platform_device.h> #include <linux/input.h> #include <linux/interrupt.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/slab.h> /** diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 897a77dfa9d..c957c344233 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -396,6 +396,13 @@ config LEDS_TCA6507 LED driver chips accessed via the I2C bus. Driver support brightness control and hardware-assisted blinking. +config LEDS_MAX8997 + tristate "LED support for MAX8997 PMIC" + depends on LEDS_CLASS && MFD_MAX8997 + help + This option enables support for on-chip LED drivers on + MAXIM MAX8997 PMIC. + config LEDS_TRIGGERS bool "LED Trigger support" depends on LEDS_CLASS diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index 5c9dc4b000d..b8a9723477f 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -44,6 +44,7 @@ obj-$(CONFIG_LEDS_NS2) += leds-ns2.o obj-$(CONFIG_LEDS_NETXBIG) += leds-netxbig.o obj-$(CONFIG_LEDS_ASIC3) += leds-asic3.o obj-$(CONFIG_LEDS_RENESAS_TPU) += leds-renesas-tpu.o +obj-$(CONFIG_LEDS_MAX8997) += leds-max8997.o # LED SPI Drivers obj-$(CONFIG_LEDS_DAC124S085) += leds-dac124s085.o diff --git a/drivers/leds/leds-max8997.c b/drivers/leds/leds-max8997.c new file mode 100644 index 00000000000..f4c0e37fad1 --- /dev/null +++ b/drivers/leds/leds-max8997.c @@ -0,0 +1,372 @@ +/* + * leds-max8997.c - LED class driver for MAX8997 LEDs. + * + * Copyright (C) 2011 Samsung Electronics + * Donggeun Kim <dg77.kim@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/module.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/workqueue.h> +#include <linux/leds.h> +#include <linux/mfd/max8997.h> +#include <linux/mfd/max8997-private.h> +#include <linux/platform_device.h> + +#define MAX8997_LED_FLASH_SHIFT 3 +#define MAX8997_LED_FLASH_CUR_MASK 0xf8 +#define MAX8997_LED_MOVIE_SHIFT 4 +#define MAX8997_LED_MOVIE_CUR_MASK 0xf0 + +#define MAX8997_LED_FLASH_MAX_BRIGHTNESS 0x1f +#define MAX8997_LED_MOVIE_MAX_BRIGHTNESS 0xf +#define MAX8997_LED_NONE_MAX_BRIGHTNESS 0 + +#define MAX8997_LED0_FLASH_MASK 0x1 +#define MAX8997_LED0_FLASH_PIN_MASK 0x5 +#define MAX8997_LED0_MOVIE_MASK 0x8 +#define MAX8997_LED0_MOVIE_PIN_MASK 0x28 + +#define MAX8997_LED1_FLASH_MASK 0x2 +#define MAX8997_LED1_FLASH_PIN_MASK 0x6 +#define MAX8997_LED1_MOVIE_MASK 0x10 +#define MAX8997_LED1_MOVIE_PIN_MASK 0x30 + +#define MAX8997_LED_BOOST_ENABLE_MASK (1 << 6) + +struct max8997_led { + struct max8997_dev *iodev; + struct led_classdev cdev; + bool enabled; + int id; + enum max8997_led_mode led_mode; + struct mutex mutex; +}; + +static void max8997_led_clear_mode(struct max8997_led *led, + enum max8997_led_mode mode) +{ + struct i2c_client *client = led->iodev->i2c; + u8 val = 0, mask = 0; + int ret; + + switch (mode) { + case MAX8997_FLASH_MODE: + mask = led->id ? + MAX8997_LED1_FLASH_MASK : MAX8997_LED0_FLASH_MASK; + break; + case MAX8997_MOVIE_MODE: + mask = led->id ? + MAX8997_LED1_MOVIE_MASK : MAX8997_LED0_MOVIE_MASK; + break; + case MAX8997_FLASH_PIN_CONTROL_MODE: + mask = led->id ? + MAX8997_LED1_FLASH_PIN_MASK : MAX8997_LED0_FLASH_PIN_MASK; + break; + case MAX8997_MOVIE_PIN_CONTROL_MODE: + mask = led->id ? + MAX8997_LED1_MOVIE_PIN_MASK : MAX8997_LED0_MOVIE_PIN_MASK; + break; + default: + break; + } + + if (mask) { + ret = max8997_update_reg(client, + MAX8997_REG_LEN_CNTL, val, mask); + if (ret) + dev_err(led->iodev->dev, + "failed to update register(%d)\n", ret); + } +} + +static void max8997_led_set_mode(struct max8997_led *led, + enum max8997_led_mode mode) +{ + int ret; + struct i2c_client *client = led->iodev->i2c; + u8 mask = 0; + + /* First, clear the previous mode */ + max8997_led_clear_mode(led, led->led_mode); + + switch (mode) { + case MAX8997_FLASH_MODE: + mask = led->id ? + MAX8997_LED1_FLASH_MASK : MAX8997_LED0_FLASH_MASK; + led->cdev.max_brightness = MAX8997_LED_FLASH_MAX_BRIGHTNESS; + break; + case MAX8997_MOVIE_MODE: + mask = led->id ? + MAX8997_LED1_MOVIE_MASK : MAX8997_LED0_MOVIE_MASK; + led->cdev.max_brightness = MAX8997_LED_MOVIE_MAX_BRIGHTNESS; + break; + case MAX8997_FLASH_PIN_CONTROL_MODE: + mask = led->id ? + MAX8997_LED1_FLASH_PIN_MASK : MAX8997_LED0_FLASH_PIN_MASK; + led->cdev.max_brightness = MAX8997_LED_FLASH_MAX_BRIGHTNESS; + break; + case MAX8997_MOVIE_PIN_CONTROL_MODE: + mask = led->id ? + MAX8997_LED1_MOVIE_PIN_MASK : MAX8997_LED0_MOVIE_PIN_MASK; + led->cdev.max_brightness = MAX8997_LED_MOVIE_MAX_BRIGHTNESS; + break; + default: + led->cdev.max_brightness = MAX8997_LED_NONE_MAX_BRIGHTNESS; + break; + } + + if (mask) { + ret = max8997_update_reg(client, + MAX8997_REG_LEN_CNTL, mask, mask); + if (ret) + dev_err(led->iodev->dev, + "failed to update register(%d)\n", ret); + } + + led->led_mode = mode; +} + +static void max8997_led_enable(struct max8997_led *led, bool enable) +{ + int ret; + struct i2c_client *client = led->iodev->i2c; + u8 val = 0, mask = MAX8997_LED_BOOST_ENABLE_MASK; + + if (led->enabled == enable) + return; + + val = enable ? MAX8997_LED_BOOST_ENABLE_MASK : 0; + + ret = max8997_update_reg(client, MAX8997_REG_BOOST_CNTL, val, mask); + if (ret) + dev_err(led->iodev->dev, + "failed to update register(%d)\n", ret); + + led->enabled = enable; +} + +static void max8997_led_set_current(struct max8997_led *led, + enum led_brightness value) +{ + int ret; + struct i2c_client *client = led->iodev->i2c; + u8 val = 0, mask = 0, reg = 0; + + switch (led->led_mode) { + case MAX8997_FLASH_MODE: + case MAX8997_FLASH_PIN_CONTROL_MODE: + val = value << MAX8997_LED_FLASH_SHIFT; + mask = MAX8997_LED_FLASH_CUR_MASK; + reg = led->id ? MAX8997_REG_FLASH2_CUR : MAX8997_REG_FLASH1_CUR; + break; + case MAX8997_MOVIE_MODE: + case MAX8997_MOVIE_PIN_CONTROL_MODE: + val = value << MAX8997_LED_MOVIE_SHIFT; + mask = MAX8997_LED_MOVIE_CUR_MASK; + reg = MAX8997_REG_MOVIE_CUR; + break; + default: + break; + } + + if (mask) { + ret = max8997_update_reg(client, reg, val, mask); + if (ret) + dev_err(led->iodev->dev, + "failed to update register(%d)\n", ret); + } +} + +static void max8997_led_brightness_set(struct led_classdev *led_cdev, + enum led_brightness value) +{ + struct max8997_led *led = + container_of(led_cdev, struct max8997_led, cdev); + + if (value) { + max8997_led_set_current(led, value); + max8997_led_enable(led, true); + } else { + max8997_led_set_current(led, value); + max8997_led_enable(led, false); + } +} + +static ssize_t max8997_led_show_mode(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct max8997_led *led = + container_of(led_cdev, struct max8997_led, cdev); + ssize_t ret = 0; + + mutex_lock(&led->mutex); + + switch (led->led_mode) { + case MAX8997_FLASH_MODE: + ret += sprintf(buf, "FLASH\n"); + break; + case MAX8997_MOVIE_MODE: + ret += sprintf(buf, "MOVIE\n"); + break; + case MAX8997_FLASH_PIN_CONTROL_MODE: + ret += sprintf(buf, "FLASH_PIN_CONTROL\n"); + break; + case MAX8997_MOVIE_PIN_CONTROL_MODE: + ret += sprintf(buf, "MOVIE_PIN_CONTROL\n"); + break; + default: + ret += sprintf(buf, "NONE\n"); + break; + } + + mutex_unlock(&led->mutex); + + return ret; +} + +static ssize_t max8997_led_store_mode(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t size) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct max8997_led *led = + container_of(led_cdev, struct max8997_led, cdev); + enum max8997_led_mode mode; + + mutex_lock(&led->mutex); + + if (!strncmp(buf, "FLASH_PIN_CONTROL", 17)) + mode = MAX8997_FLASH_PIN_CONTROL_MODE; + else if (!strncmp(buf, "MOVIE_PIN_CONTROL", 17)) + mode = MAX8997_MOVIE_PIN_CONTROL_MODE; + else if (!strncmp(buf, "FLASH", 5)) + mode = MAX8997_FLASH_MODE; + else if (!strncmp(buf, "MOVIE", 5)) + mode = MAX8997_MOVIE_MODE; + else + mode = MAX8997_NONE; + + max8997_led_set_mode(led, mode); + + mutex_unlock(&led->mutex); + + return size; +} + +static DEVICE_ATTR(mode, 0644, max8997_led_show_mode, max8997_led_store_mode); + +static int __devinit max8997_led_probe(struct platform_device *pdev) +{ + struct max8997_dev *iodev = dev_get_drvdata(pdev->dev.parent); + struct max8997_platform_data *pdata = dev_get_platdata(iodev->dev); + struct max8997_led *led; + char name[20]; + int ret = 0; + + if (pdata == NULL) { + dev_err(&pdev->dev, "no platform data\n"); + return -ENODEV; + } + + led = kzalloc(sizeof(*led), GFP_KERNEL); + if (led == NULL) { + ret = -ENOMEM; + goto err_mem; + } + + led->id = pdev->id; + snprintf(name, sizeof(name), "max8997-led%d", pdev->id); + + led->cdev.name = name; + led->cdev.brightness_set = max8997_led_brightness_set; + led->cdev.flags |= LED_CORE_SUSPENDRESUME; + led->cdev.brightness = 0; + led->iodev = iodev; + + /* initialize mode and brightness according to platform_data */ + if (pdata->led_pdata) { + u8 mode = 0, brightness = 0; + + mode = pdata->led_pdata->mode[led->id]; + brightness = pdata->led_pdata->brightness[led->id]; + + max8997_led_set_mode(led, pdata->led_pdata->mode[led->id]); + + if (brightness > led->cdev.max_brightness) + brightness = led->cdev.max_brightness; + max8997_led_set_current(led, brightness); + led->cdev.brightness = brightness; + } else { + max8997_led_set_mode(led, MAX8997_NONE); + max8997_led_set_current(led, 0); + } + + mutex_init(&led->mutex); + + platform_set_drvdata(pdev, led); + + ret = led_classdev_register(&pdev->dev, &led->cdev); + if (ret < 0) + goto err_led; + + ret = device_create_file(led->cdev.dev, &dev_attr_mode); + if (ret != 0) { + dev_err(&pdev->dev, + "failed to create file: %d\n", ret); + goto err_file; + } + + return 0; + +err_file: + led_classdev_unregister(&led->cdev); +err_led: + kfree(led); +err_mem: + return ret; +} + +static int __devexit max8997_led_remove(struct platform_device *pdev) +{ + struct max8997_led *led = platform_get_drvdata(pdev); + + device_remove_file(led->cdev.dev, &dev_attr_mode); + led_classdev_unregister(&led->cdev); + kfree(led); + + return 0; +} + +static struct platform_driver max8997_led_driver = { + .driver = { + .name = "max8997-led", + .owner = THIS_MODULE, + }, + .probe = max8997_led_probe, + .remove = __devexit_p(max8997_led_remove), +}; + +static int __init max8997_led_init(void) +{ + return platform_driver_register(&max8997_led_driver); +} +module_init(max8997_led_init); + +static void __exit max8997_led_exit(void) +{ + platform_driver_unregister(&max8997_led_driver); +} +module_exit(max8997_led_exit); + +MODULE_AUTHOR("Donggeun Kim <dg77.kim@samsung.com>"); +MODULE_DESCRIPTION("MAX8997 LED driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:max8997-led"); diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c index e017dc88622..f93dd9571c3 100644 --- a/drivers/mfd/88pm860x-i2c.c +++ b/drivers/mfd/88pm860x-i2c.c @@ -12,51 +12,20 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/i2c.h> +#include <linux/err.h> +#include <linux/regmap.h> #include <linux/mfd/88pm860x.h> #include <linux/slab.h> -static inline int pm860x_read_device(struct i2c_client *i2c, - int reg, int bytes, void *dest) -{ - unsigned char data; - int ret; - - data = (unsigned char)reg; - ret = i2c_master_send(i2c, &data, 1); - if (ret < 0) - return ret; - - ret = i2c_master_recv(i2c, dest, bytes); - if (ret < 0) - return ret; - return 0; -} - -static inline int pm860x_write_device(struct i2c_client *i2c, - int reg, int bytes, void *src) -{ - unsigned char buf[bytes + 1]; - int ret; - - buf[0] = (unsigned char)reg; - memcpy(&buf[1], src, bytes); - - ret = i2c_master_send(i2c, buf, bytes + 1); - if (ret < 0) - return ret; - return 0; -} - int pm860x_reg_read(struct i2c_client *i2c, int reg) { struct pm860x_chip *chip = i2c_get_clientdata(i2c); - unsigned char data; + struct regmap *map = (i2c == chip->client) ? chip->regmap + : chip->regmap_companion; + unsigned int data; int ret; - mutex_lock(&chip->io_lock); - ret = pm860x_read_device(i2c, reg, 1, &data); - mutex_unlock(&chip->io_lock); - + ret = regmap_read(map, reg, &data); if (ret < 0) return ret; else @@ -68,12 +37,11 @@ int pm860x_reg_write(struct i2c_client *i2c, int reg, unsigned char data) { struct pm860x_chip *chip = i2c_get_clientdata(i2c); + struct regmap *map = (i2c == chip->client) ? chip->regmap + : chip->regmap_companion; int ret; - mutex_lock(&chip->io_lock); - ret = pm860x_write_device(i2c, reg, 1, &data); - mutex_unlock(&chip->io_lock); - + ret = regmap_write(map, reg, data); return ret; } EXPORT_SYMBOL(pm860x_reg_write); @@ -82,12 +50,11 @@ int pm860x_bulk_read(struct i2c_client *i2c, int reg, int count, unsigned char *buf) { struct pm860x_chip *chip = i2c_get_clientdata(i2c); + struct regmap *map = (i2c == chip->client) ? chip->regmap + : chip->regmap_companion; int ret; - mutex_lock(&chip->io_lock); - ret = pm860x_read_device(i2c, reg, count, buf); - mutex_unlock(&chip->io_lock); - + ret = regmap_raw_read(map, reg, buf, count); return ret; } EXPORT_SYMBOL(pm860x_bulk_read); @@ -96,12 +63,11 @@ int pm860x_bulk_write(struct i2c_client *i2c, int reg, int count, unsigned char *buf) { struct pm860x_chip *chip = i2c_get_clientdata(i2c); + struct regmap *map = (i2c == chip->client) ? chip->regmap + : chip->regmap_companion; int ret; - mutex_lock(&chip->io_lock); - ret = pm860x_write_device(i2c, reg, count, buf); - mutex_unlock(&chip->io_lock); - + ret = regmap_raw_write(map, reg, buf, count); return ret; } EXPORT_SYMBOL(pm860x_bulk_write); @@ -110,39 +76,78 @@ int pm860x_set_bits(struct i2c_client *i2c, int reg, unsigned char mask, unsigned char data) { struct pm860x_chip *chip = i2c_get_clientdata(i2c); - unsigned char value; + struct regmap *map = (i2c == chip->client) ? chip->regmap + : chip->regmap_companion; int ret; - mutex_lock(&chip->io_lock); - ret = pm860x_read_device(i2c, reg, 1, &value); - if (ret < 0) - goto out; - value &= ~mask; - value |= data; - ret = pm860x_write_device(i2c, reg, 1, &value); -out: - mutex_unlock(&chip->io_lock); + ret = regmap_update_bits(map, reg, mask, data); return ret; } EXPORT_SYMBOL(pm860x_set_bits); +static int read_device(struct i2c_client *i2c, int reg, + int bytes, void *dest) +{ + unsigned char msgbuf0[I2C_SMBUS_BLOCK_MAX + 3]; + unsigned char msgbuf1[I2C_SMBUS_BLOCK_MAX + 2]; + struct i2c_adapter *adap = i2c->adapter; + struct i2c_msg msg[2] = {{i2c->addr, 0, 1, msgbuf0}, + {i2c->addr, I2C_M_RD, 0, msgbuf1}, + }; + int num = 1, ret = 0; + + if (dest == NULL) + return -EINVAL; + msgbuf0[0] = (unsigned char)reg; /* command */ + msg[1].len = bytes; + + /* if data needs to read back, num should be 2 */ + if (bytes > 0) + num = 2; + ret = adap->algo->master_xfer(adap, msg, num); + memcpy(dest, msgbuf1, bytes); + if (ret < 0) + return ret; + return 0; +} + +static int write_device(struct i2c_client *i2c, int reg, + int bytes, void *src) +{ + unsigned char buf[bytes + 1]; + struct i2c_adapter *adap = i2c->adapter; + struct i2c_msg msg; + int ret; + + buf[0] = (unsigned char)reg; + memcpy(&buf[1], src, bytes); + msg.addr = i2c->addr; + msg.flags = 0; + msg.len = bytes + 1; + msg.buf = buf; + + ret = adap->algo->master_xfer(adap, &msg, 1); + if (ret < 0) + return ret; + return 0; +} + int pm860x_page_reg_read(struct i2c_client *i2c, int reg) { - struct pm860x_chip *chip = i2c_get_clientdata(i2c); unsigned char zero = 0; unsigned char data; int ret; - mutex_lock(&chip->io_lock); - pm860x_write_device(i2c, 0xFA, 0, &zero); - pm860x_write_device(i2c, 0xFB, 0, &zero); - pm860x_write_device(i2c, 0xFF, 0, &zero); - ret = pm860x_read_device(i2c, reg, 1, &data); + i2c_lock_adapter(i2c->adapter); + read_device(i2c, 0xFA, 0, &zero); + read_device(i2c, 0xFB, 0, &zero); + read_device(i2c, 0xFF, 0, &zero); + ret = read_device(i2c, reg, 1, &data); if (ret >= 0) ret = (int)data; - pm860x_write_device(i2c, 0xFE, 0, &zero); - pm860x_write_device(i2c, 0xFC, 0, &zero); - mutex_unlock(&chip->io_lock); + read_device(i2c, 0xFE, 0, &zero); + read_device(i2c, 0xFC, 0, &zero); + i2c_unlock_adapter(i2c->adapter); return ret; } EXPORT_SYMBOL(pm860x_page_reg_read); @@ -150,18 +155,17 @@ EXPORT_SYMBOL(pm860x_page_reg_read); int pm860x_page_reg_write(struct i2c_client *i2c, int reg, unsigned char data) { - struct pm860x_chip *chip = i2c_get_clientdata(i2c); unsigned char zero; int ret; - mutex_lock(&chip->io_lock); - pm860x_write_device(i2c, 0xFA, 0, &zero); - pm860x_write_device(i2c, 0xFB, 0, &zero); - pm860x_write_device(i2c, 0xFF, 0, &zero); - ret = pm860x_write_device(i2c, reg, 1, &data); - pm860x_write_device(i2c, 0xFE, 0, &zero); - pm860x_write_device(i2c, 0xFC, 0, &zero); - mutex_unlock(&chip->io_lock); + i2c_lock_adapter(i2c->adapter); + read_device(i2c, 0xFA, 0, &zero); + read_device(i2c, 0xFB, 0, &zero); + read_device(i2c, 0xFF, 0, &zero); + ret = write_device(i2c, reg, 1, &data); + read_device(i2c, 0xFE, 0, &zero); + read_device(i2c, 0xFC, 0, &zero); + i2c_unlock_adapter(i2c->adapter); return ret; } EXPORT_SYMBOL(pm860x_page_reg_write); @@ -169,18 +173,17 @@ EXPORT_SYMBOL(pm860x_page_reg_write); int pm860x_page_bulk_read(struct i2c_client *i2c, int reg, int count, unsigned char *buf) { - struct pm860x_chip *chip = i2c_get_clientdata(i2c); unsigned char zero = 0; int ret; - mutex_lock(&chip->io_lock); - pm860x_write_device(i2c, 0xFA, 0, &zero); - pm860x_write_device(i2c, 0xFB, 0, &zero); - pm860x_write_device(i2c, 0xFF, 0, &zero); - ret = pm860x_read_device(i2c, reg, count, buf); - pm860x_write_device(i2c, 0xFE, 0, &zero); - pm860x_write_device(i2c, 0xFC, 0, &zero); - mutex_unlock(&chip->io_lock); + i2c_lock_adapter(i2c->adapter); + read_device(i2c, 0xfa, 0, &zero); + read_device(i2c, 0xfb, 0, &zero); + read_device(i2c, 0xff, 0, &zero); + ret = read_device(i2c, reg, count, buf); + read_device(i2c, 0xFE, 0, &zero); + read_device(i2c, 0xFC, 0, &zero); + i2c_unlock_adapter(i2c->adapter); return ret; } EXPORT_SYMBOL(pm860x_page_bulk_read); @@ -188,18 +191,18 @@ EXPORT_SYMBOL(pm860x_page_bulk_read); int pm860x_page_bulk_write(struct i2c_client *i2c, int reg, int count, unsigned char *buf) { - struct pm860x_chip *chip = i2c_get_clientdata(i2c); unsigned char zero = 0; int ret; - mutex_lock(&chip->io_lock); - pm860x_write_device(i2c, 0xFA, 0, &zero); - pm860x_write_device(i2c, 0xFB, 0, &zero); - pm860x_write_device(i2c, 0xFF, 0, &zero); - ret = pm860x_write_device(i2c, reg, count, buf); - pm860x_write_device(i2c, 0xFE, 0, &zero); - pm860x_write_device(i2c, 0xFC, 0, &zero); - mutex_unlock(&chip->io_lock); + i2c_lock_adapter(i2c->adapter); + read_device(i2c, 0xFA, 0, &zero); + read_device(i2c, 0xFB, 0, &zero); + read_device(i2c, 0xFF, 0, &zero); + ret = write_device(i2c, reg, count, buf); + read_device(i2c, 0xFE, 0, &zero); + read_device(i2c, 0xFC, 0, &zero); + i2c_unlock_adapter(i2c->adapter); + i2c_unlock_adapter(i2c->adapter); return ret; } EXPORT_SYMBOL(pm860x_page_bulk_write); @@ -207,25 +210,24 @@ EXPORT_SYMBOL(pm860x_page_bulk_write); int pm860x_page_set_bits(struct i2c_client *i2c, int reg, unsigned char mask, unsigned char data) { - struct pm860x_chip *chip = i2c_get_clientdata(i2c); unsigned char zero; unsigned char value; int ret; - mutex_lock(&chip->io_lock); - pm860x_write_device(i2c, 0xFA, 0, &zero); - pm860x_write_device(i2c, 0xFB, 0, &zero); - pm860x_write_device(i2c, 0xFF, 0, &zero); - ret = pm860x_read_device(i2c, reg, 1, &value); + i2c_lock_adapter(i2c->adapter); + read_device(i2c, 0xFA, 0, &zero); + read_device(i2c, 0xFB, 0, &zero); + read_device(i2c, 0xFF, 0, &zero); + ret = read_device(i2c, reg, 1, &value); if (ret < 0) goto out; value &= ~mask; value |= data; - ret = pm860x_write_device(i2c, reg, 1, &value); + ret = write_device(i2c, reg, 1, &value); out: - pm860x_write_device(i2c, 0xFE, 0, &zero); - pm860x_write_device(i2c, 0xFC, 0, &zero); - mutex_unlock(&chip->io_lock); + read_device(i2c, 0xFE, 0, &zero); + read_device(i2c, 0xFC, 0, &zero); + i2c_unlock_adapter(i2c->adapter); return ret; } EXPORT_SYMBOL(pm860x_page_set_bits); @@ -257,11 +259,17 @@ static int verify_addr(struct i2c_client *i2c) return 0; } +static struct regmap_config pm860x_regmap_config = { + .reg_bits = 8, + .val_bits = 8, +}; + static int __devinit pm860x_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct pm860x_platform_data *pdata = client->dev.platform_data; struct pm860x_chip *chip; + int ret; if (!pdata) { pr_info("No platform data in %s!\n", __func__); @@ -273,10 +281,17 @@ static int __devinit pm860x_probe(struct i2c_client *client, return -ENOMEM; chip->id = verify_addr(client); + chip->regmap = regmap_init_i2c(client, &pm860x_regmap_config); + if (IS_ERR(chip->regmap)) { + ret = PTR_ERR(chip->regmap); + dev_err(&client->dev, "Failed to allocate register map: %d\n", + ret); + kfree(chip); + return ret; + } chip->client = client; i2c_set_clientdata(client, chip); chip->dev = &client->dev; - mutex_init(&chip->io_lock); dev_set_drvdata(chip->dev, chip); /* @@ -290,6 +305,14 @@ static int __devinit pm860x_probe(struct i2c_client *client, chip->companion_addr = pdata->companion_addr; chip->companion = i2c_new_dummy(chip->client->adapter, chip->companion_addr); + chip->regmap_companion = regmap_init_i2c(chip->companion, + &pm860x_regmap_config); + if (IS_ERR(chip->regmap_companion)) { + ret = PTR_ERR(chip->regmap_companion); + dev_err(&chip->companion->dev, + "Failed to allocate register map: %d\n", ret); + return ret; + } i2c_set_clientdata(chip->companion, chip); } @@ -302,7 +325,11 @@ static int __devexit pm860x_remove(struct i2c_client *client) struct pm860x_chip *chip = i2c_get_clientdata(client); pm860x_device_exit(chip); - i2c_unregister_device(chip->companion); + if (chip->companion) { + regmap_exit(chip->regmap_companion); + i2c_unregister_device(chip->companion); + } + regmap_exit(chip->regmap); kfree(chip); return 0; } diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 053208d31fb..cd13e9f2f5e 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -12,6 +12,7 @@ config MFD_CORE config MFD_88PM860X bool "Support Marvell 88PM8606/88PM8607" depends on I2C=y && GENERIC_HARDIRQS + select REGMAP_I2C select MFD_CORE help This supports for Marvell 88PM8606/88PM8607 Power Management IC. @@ -199,7 +200,7 @@ config MENELAUS config TWL4030_CORE bool "Texas Instruments TWL4030/TWL5030/TWL6030/TPS659x0 Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y && GENERIC_HARDIRQS && IRQ_DOMAIN help Say yes here if you have TWL4030 / TWL6030 family chip on your board. This core driver provides register access and IRQ handling @@ -257,7 +258,7 @@ config TWL6040_CORE config MFD_STMPE bool "Support STMicroelectronics STMPE" - depends on I2C=y && GENERIC_HARDIRQS + depends on (I2C=y || SPI_MASTER=y) && GENERIC_HARDIRQS select MFD_CORE help Support for the STMPE family of I/O Expanders from @@ -278,6 +279,23 @@ config MFD_STMPE Keypad: stmpe-keypad Touchscreen: stmpe-ts +menu "STMPE Interface Drivers" +depends on MFD_STMPE + +config STMPE_I2C + bool "STMPE I2C Inteface" + depends on I2C=y + default y + help + This is used to enable I2C interface of STMPE + +config STMPE_SPI + bool "STMPE SPI Inteface" + depends on SPI_MASTER + help + This is used to enable SPI interface of STMPE +endmenu + config MFD_TC3589X bool "Support Toshiba TC35892 and variants" depends on I2C=y && GENERIC_HARDIRQS @@ -311,7 +329,7 @@ config MFD_TC6387XB config MFD_TC6393XB bool "Support Toshiba TC6393XB" - depends on GPIOLIB && ARM + depends on GPIOLIB && ARM && HAVE_CLK select MFD_CORE select MFD_TMIO help @@ -399,6 +417,17 @@ config MFD_MAX8998 additional drivers must be enabled in order to use the functionality of the device. +config MFD_S5M_CORE + bool "SAMSUNG S5M Series Support" + depends on I2C=y && GENERIC_HARDIRQS + select MFD_CORE + select REGMAP_I2C + help + Support for the Samsung Electronics S5M MFD series. + This driver provies common support for accessing the device, + additional drivers must be enabled in order to use the functionality + of the device + config MFD_WM8400 tristate "Support Wolfson Microelectronics WM8400" select MFD_CORE diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 47591fc7d0d..b953bab934f 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -16,6 +16,8 @@ obj-$(CONFIG_MFD_DM355EVM_MSP) += dm355evm_msp.o obj-$(CONFIG_MFD_TI_SSP) += ti-ssp.o obj-$(CONFIG_MFD_STMPE) += stmpe.o +obj-$(CONFIG_STMPE_I2C) += stmpe-i2c.o +obj-$(CONFIG_STMPE_SPI) += stmpe-spi.o obj-$(CONFIG_MFD_TC3589X) += tc3589x.o obj-$(CONFIG_MFD_T7L66XB) += t7l66xb.o tmio_core.o obj-$(CONFIG_MFD_TC6387XB) += tc6387xb.o tmio_core.o @@ -109,3 +111,4 @@ obj-$(CONFIG_MFD_PM8XXX_IRQ) += pm8xxx-irq.o obj-$(CONFIG_TPS65911_COMPARATOR) += tps65911-comparator.o obj-$(CONFIG_MFD_AAT2870_CORE) += aat2870-core.o obj-$(CONFIG_MFD_INTEL_MSIC) += intel_msic.o +obj-$(CONFIG_MFD_S5M_CORE) += s5m-core.o s5m-irq.o diff --git a/drivers/mfd/aat2870-core.c b/drivers/mfd/aat2870-core.c index 02c42015ba5..3aa36eb5c79 100644 --- a/drivers/mfd/aat2870-core.c +++ b/drivers/mfd/aat2870-core.c @@ -407,13 +407,13 @@ static int aat2870_i2c_probe(struct i2c_client *client, aat2870->init(aat2870); if (aat2870->en_pin >= 0) { - ret = gpio_request(aat2870->en_pin, "aat2870-en"); + ret = gpio_request_one(aat2870->en_pin, GPIOF_OUT_INIT_HIGH, + "aat2870-en"); if (ret < 0) { dev_err(&client->dev, "Failed to request GPIO %d\n", aat2870->en_pin); goto out_kfree; } - gpio_direction_output(aat2870->en_pin, 1); } aat2870_enable(aat2870); @@ -468,9 +468,10 @@ static int aat2870_i2c_remove(struct i2c_client *client) return 0; } -#ifdef CONFIG_PM -static int aat2870_i2c_suspend(struct i2c_client *client, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int aat2870_i2c_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct aat2870_data *aat2870 = i2c_get_clientdata(client); aat2870_disable(aat2870); @@ -478,8 +479,9 @@ static int aat2870_i2c_suspend(struct i2c_client *client, pm_message_t state) return 0; } -static int aat2870_i2c_resume(struct i2c_client *client) +static int aat2870_i2c_resume(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct aat2870_data *aat2870 = i2c_get_clientdata(client); struct aat2870_register *reg = NULL; int i; @@ -495,12 +497,12 @@ static int aat2870_i2c_resume(struct i2c_client *client) return 0; } -#else -#define aat2870_i2c_suspend NULL -#define aat2870_i2c_resume NULL -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ + +static SIMPLE_DEV_PM_OPS(aat2870_pm_ops, aat2870_i2c_suspend, + aat2870_i2c_resume); -static struct i2c_device_id aat2870_i2c_id_table[] = { +static const struct i2c_device_id aat2870_i2c_id_table[] = { { "aat2870", 0 }, { } }; @@ -510,11 +512,10 @@ static struct i2c_driver aat2870_i2c_driver = { .driver = { .name = "aat2870", .owner = THIS_MODULE, + .pm = &aat2870_pm_ops, }, .probe = aat2870_i2c_probe, .remove = aat2870_i2c_remove, - .suspend = aat2870_i2c_suspend, - .resume = aat2870_i2c_resume, .id_table = aat2870_i2c_id_table, }; diff --git a/drivers/mfd/ab5500-core.c b/drivers/mfd/ab5500-core.c index ec10629a0b0..bd56a764dea 100644 --- a/drivers/mfd/ab5500-core.c +++ b/drivers/mfd/ab5500-core.c @@ -22,8 +22,8 @@ #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/random.h> -#include <linux/mfd/ab5500/ab5500.h> #include <linux/mfd/abx500.h> +#include <linux/mfd/abx500/ab5500.h> #include <linux/list.h> #include <linux/bitops.h> #include <linux/spinlock.h> diff --git a/drivers/mfd/ab5500-debugfs.c b/drivers/mfd/ab5500-debugfs.c index b7b2d3483fd..72006940937 100644 --- a/drivers/mfd/ab5500-debugfs.c +++ b/drivers/mfd/ab5500-debugfs.c @@ -7,8 +7,8 @@ #include <linux/module.h> #include <linux/debugfs.h> #include <linux/seq_file.h> -#include <linux/mfd/ab5500/ab5500.h> #include <linux/mfd/abx500.h> +#include <linux/mfd/abx500/ab5500.h> #include <linux/uaccess.h> #include "ab5500-core.h" diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index d3d572b2317..53e2a80f42f 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -17,7 +17,7 @@ #include <linux/platform_device.h> #include <linux/mfd/core.h> #include <linux/mfd/abx500.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/regulator/ab8500.h> /* diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c index dedb7f65cea..9a0211aa889 100644 --- a/drivers/mfd/ab8500-debugfs.c +++ b/drivers/mfd/ab8500-debugfs.c @@ -13,7 +13,7 @@ #include <linux/platform_device.h> #include <linux/mfd/abx500.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> static u32 debug_bank; static u32 debug_address; diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c index e985d1701a8..c39fc716e1d 100644 --- a/drivers/mfd/ab8500-gpadc.c +++ b/drivers/mfd/ab8500-gpadc.c @@ -18,9 +18,9 @@ #include <linux/err.h> #include <linux/slab.h> #include <linux/list.h> -#include <linux/mfd/ab8500.h> #include <linux/mfd/abx500.h> -#include <linux/mfd/ab8500/gpadc.h> +#include <linux/mfd/abx500/ab8500.h> +#include <linux/mfd/abx500/ab8500-gpadc.h> /* * GPADC register offsets diff --git a/drivers/mfd/ab8500-i2c.c b/drivers/mfd/ab8500-i2c.c index 9be541c6b00..087fecd71ce 100644 --- a/drivers/mfd/ab8500-i2c.c +++ b/drivers/mfd/ab8500-i2c.c @@ -10,7 +10,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/mfd/db8500-prcmu.h> static int ab8500_i2c_write(struct ab8500 *ab8500, u16 addr, u8 data) diff --git a/drivers/mfd/ab8500-sysctrl.c b/drivers/mfd/ab8500-sysctrl.c index f20feefac19..c28d4eb1eff 100644 --- a/drivers/mfd/ab8500-sysctrl.c +++ b/drivers/mfd/ab8500-sysctrl.c @@ -7,9 +7,9 @@ #include <linux/err.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/mfd/ab8500.h> #include <linux/mfd/abx500.h> -#include <linux/mfd/ab8500/sysctrl.h> +#include <linux/mfd/abx500/ab8500.h> +#include <linux/mfd/abx500/ab8500-sysctrl.h> static struct device *sysctrl_dev; diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c index 155fa040788..315fef5d466 100644 --- a/drivers/mfd/cs5535-mfd.c +++ b/drivers/mfd/cs5535-mfd.c @@ -172,14 +172,14 @@ static void __devexit cs5535_mfd_remove(struct pci_dev *pdev) pci_disable_device(pdev); } -static struct pci_device_id cs5535_mfd_pci_tbl[] = { +static DEFINE_PCI_DEVICE_TABLE(cs5535_mfd_pci_tbl) = { { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) }, { 0, } }; MODULE_DEVICE_TABLE(pci, cs5535_mfd_pci_tbl); -static struct pci_driver cs5535_mfd_drv = { +static struct pci_driver cs5535_mfd_driver = { .name = DRV_NAME, .id_table = cs5535_mfd_pci_tbl, .probe = cs5535_mfd_probe, @@ -188,12 +188,12 @@ static struct pci_driver cs5535_mfd_drv = { static int __init cs5535_mfd_init(void) { - return pci_register_driver(&cs5535_mfd_drv); + return pci_register_driver(&cs5535_mfd_driver); } static void __exit cs5535_mfd_exit(void) { - pci_unregister_driver(&cs5535_mfd_drv); + pci_unregister_driver(&cs5535_mfd_driver); } module_init(cs5535_mfd_init); diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c index 8ad88da647b..7710227d284 100644 --- a/drivers/mfd/dm355evm_msp.c +++ b/drivers/mfd/dm355evm_msp.c @@ -308,8 +308,7 @@ static int add_children(struct i2c_client *client) for (i = 0; i < ARRAY_SIZE(config_inputs); i++) { int gpio = dm355evm_msp_gpio.base + config_inputs[i].offset; - gpio_request(gpio, config_inputs[i].label); - gpio_direction_input(gpio); + gpio_request_one(gpio, GPIOF_IN, config_inputs[i].label); /* make it easy for userspace to see these */ gpio_export(gpio, false); diff --git a/drivers/mfd/intel_msic.c b/drivers/mfd/intel_msic.c index 97c27762174..b76657eb0c5 100644 --- a/drivers/mfd/intel_msic.c +++ b/drivers/mfd/intel_msic.c @@ -485,17 +485,7 @@ static struct platform_driver intel_msic_driver = { }, }; -static int __init intel_msic_init(void) -{ - return platform_driver_register(&intel_msic_driver); -} -module_init(intel_msic_init); - -static void __exit intel_msic_exit(void) -{ - platform_driver_unregister(&intel_msic_driver); -} -module_exit(intel_msic_exit); +module_platform_driver(intel_msic_driver); MODULE_DESCRIPTION("Driver for Intel MSIC"); MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>"); diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c index ef39528088f..87662a17dec 100644 --- a/drivers/mfd/jz4740-adc.c +++ b/drivers/mfd/jz4740-adc.c @@ -181,7 +181,7 @@ static struct resource jz4740_battery_resources[] = { }, }; -const struct mfd_cell jz4740_adc_cells[] = { +static struct mfd_cell jz4740_adc_cells[] = { { .id = 0, .name = "jz4740-hwmon", @@ -338,17 +338,7 @@ static struct platform_driver jz4740_adc_driver = { }, }; -static int __init jz4740_adc_init(void) -{ - return platform_driver_register(&jz4740_adc_driver); -} -module_init(jz4740_adc_init); - -static void __exit jz4740_adc_exit(void) -{ - platform_driver_unregister(&jz4740_adc_driver); -} -module_exit(jz4740_adc_exit); +module_platform_driver(jz4740_adc_driver); MODULE_DESCRIPTION("JZ4740 SoC ADC driver"); MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); diff --git a/drivers/mfd/lpc_sch.c b/drivers/mfd/lpc_sch.c index ea1169b0477..abc421364a4 100644 --- a/drivers/mfd/lpc_sch.c +++ b/drivers/mfd/lpc_sch.c @@ -74,7 +74,7 @@ static struct mfd_cell tunnelcreek_cells[] = { }, }; -static struct pci_device_id lpc_sch_ids[] = { +static DEFINE_PCI_DEVICE_TABLE(lpc_sch_ids) = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SCH_LPC) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ITC_LPC) }, { 0, } diff --git a/drivers/mfd/max8925-i2c.c b/drivers/mfd/max8925-i2c.c index 0219115e00c..d9e4b36edee 100644 --- a/drivers/mfd/max8925-i2c.c +++ b/drivers/mfd/max8925-i2c.c @@ -161,6 +161,8 @@ static int __devinit max8925_probe(struct i2c_client *client, chip->adc = i2c_new_dummy(chip->i2c->adapter, ADC_I2C_ADDR); i2c_set_clientdata(chip->adc, chip); + device_init_wakeup(&client->dev, 1); + max8925_device_init(chip, pdata); return 0; @@ -177,10 +179,35 @@ static int __devexit max8925_remove(struct i2c_client *client) return 0; } +#ifdef CONFIG_PM_SLEEP +static int max8925_suspend(struct device *dev) +{ + struct i2c_client *client = container_of(dev, struct i2c_client, dev); + struct max8925_chip *chip = i2c_get_clientdata(client); + + if (device_may_wakeup(dev) && chip->wakeup_flag) + enable_irq_wake(chip->core_irq); + return 0; +} + +static int max8925_resume(struct device *dev) +{ + struct i2c_client *client = container_of(dev, struct i2c_client, dev); + struct max8925_chip *chip = i2c_get_clientdata(client); + + if (device_may_wakeup(dev) && chip->wakeup_flag) + disable_irq_wake(chip->core_irq); + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(max8925_pm_ops, max8925_suspend, max8925_resume); + static struct i2c_driver max8925_driver = { .driver = { .name = "max8925", .owner = THIS_MODULE, + .pm = &max8925_pm_ops, }, .probe = max8925_probe, .remove = __devexit_p(max8925_remove), diff --git a/drivers/mfd/max8997.c b/drivers/mfd/max8997.c index 5be53ae9b61..cb83a7ab53e 100644 --- a/drivers/mfd/max8997.c +++ b/drivers/mfd/max8997.c @@ -43,7 +43,8 @@ static struct mfd_cell max8997_devs[] = { { .name = "max8997-battery", }, { .name = "max8997-haptic", }, { .name = "max8997-muic", }, - { .name = "max8997-flash", }, + { .name = "max8997-led", .id = 1 }, + { .name = "max8997-led", .id = 2 }, }; int max8997_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest) diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c index de4096aee24..6ef56d28c05 100644 --- a/drivers/mfd/max8998.c +++ b/drivers/mfd/max8998.c @@ -176,6 +176,8 @@ static int max8998_i2c_probe(struct i2c_client *i2c, if (ret < 0) goto err; + device_init_wakeup(max8998->dev, max8998->wakeup); + return ret; err: @@ -210,7 +212,7 @@ static int max8998_suspend(struct device *dev) struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); struct max8998_dev *max8998 = i2c_get_clientdata(i2c); - if (max8998->wakeup) + if (device_may_wakeup(dev)) irq_set_irq_wake(max8998->irq, 1); return 0; } @@ -220,7 +222,7 @@ static int max8998_resume(struct device *dev) struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); struct max8998_dev *max8998 = i2c_get_clientdata(i2c); - if (max8998->wakeup) + if (device_may_wakeup(dev)) irq_set_irq_wake(max8998->irq, 0); /* * In LP3974, if IRQ registers are not "read & clear" diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index e9619acc023..7122386b4e3 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -18,11 +18,15 @@ #include <linux/spi/spi.h> #include <linux/mfd/core.h> #include <linux/mfd/mc13xxx.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/of_gpio.h> struct mc13xxx { struct spi_device *spidev; struct mutex lock; int irq; + int flags; irq_handler_t irqhandler[MC13XXX_NUM_IRQ]; void *irqdata[MC13XXX_NUM_IRQ]; @@ -550,10 +554,7 @@ static const char *mc13xxx_get_chipname(struct mc13xxx *mc13xxx) int mc13xxx_get_flags(struct mc13xxx *mc13xxx) { - struct mc13xxx_platform_data *pdata = - dev_get_platdata(&mc13xxx->spidev->dev); - - return pdata->flags; + return mc13xxx->flags; } EXPORT_SYMBOL(mc13xxx_get_flags); @@ -615,13 +616,13 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode, break; case MC13XXX_ADC_MODE_SINGLE_CHAN: - adc0 |= old_adc0 & MC13XXX_ADC0_TSMOD_MASK; + adc0 |= old_adc0 & MC13XXX_ADC0_CONFIG_MASK; adc1 |= (channel & 0x7) << MC13XXX_ADC1_CHAN0_SHIFT; adc1 |= MC13XXX_ADC1_RAND; break; case MC13XXX_ADC_MODE_MULT_CHAN: - adc0 |= old_adc0 & MC13XXX_ADC0_TSMOD_MASK; + adc0 |= old_adc0 & MC13XXX_ADC0_CONFIG_MASK; adc1 |= 4 << MC13XXX_ADC1_CHAN1_SHIFT; break; @@ -696,17 +697,67 @@ static int mc13xxx_add_subdevice(struct mc13xxx *mc13xxx, const char *format) return mc13xxx_add_subdevice_pdata(mc13xxx, format, NULL, 0); } +#ifdef CONFIG_OF +static int mc13xxx_probe_flags_dt(struct mc13xxx *mc13xxx) +{ + struct device_node *np = mc13xxx->spidev->dev.of_node; + + if (!np) + return -ENODEV; + + if (of_get_property(np, "fsl,mc13xxx-uses-adc", NULL)) + mc13xxx->flags |= MC13XXX_USE_ADC; + + if (of_get_property(np, "fsl,mc13xxx-uses-codec", NULL)) + mc13xxx->flags |= MC13XXX_USE_CODEC; + + if (of_get_property(np, "fsl,mc13xxx-uses-rtc", NULL)) + mc13xxx->flags |= MC13XXX_USE_RTC; + + if (of_get_property(np, "fsl,mc13xxx-uses-touch", NULL)) + mc13xxx->flags |= MC13XXX_USE_TOUCHSCREEN; + + return 0; +} +#else +static inline int mc13xxx_probe_flags_dt(struct mc13xxx *mc13xxx) +{ + return -ENODEV; +} +#endif + +static const struct spi_device_id mc13xxx_device_id[] = { + { + .name = "mc13783", + .driver_data = MC13XXX_ID_MC13783, + }, { + .name = "mc13892", + .driver_data = MC13XXX_ID_MC13892, + }, { + /* sentinel */ + } +}; +MODULE_DEVICE_TABLE(spi, mc13xxx_device_id); + +static const struct of_device_id mc13xxx_dt_ids[] = { + { .compatible = "fsl,mc13783", .data = (void *) MC13XXX_ID_MC13783, }, + { .compatible = "fsl,mc13892", .data = (void *) MC13XXX_ID_MC13892, }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, mc13xxx_dt_ids); + static int mc13xxx_probe(struct spi_device *spi) { + const struct of_device_id *of_id; + struct spi_driver *sdrv = to_spi_driver(spi->dev.driver); struct mc13xxx *mc13xxx; struct mc13xxx_platform_data *pdata = dev_get_platdata(&spi->dev); enum mc13xxx_id id; int ret; - if (!pdata) { - dev_err(&spi->dev, "invalid platform data\n"); - return -EINVAL; - } + of_id = of_match_device(mc13xxx_dt_ids, &spi->dev); + if (of_id) + sdrv->id_table = &mc13xxx_device_id[(enum mc13xxx_id) of_id->data]; mc13xxx = kzalloc(sizeof(*mc13xxx), GFP_KERNEL); if (!mc13xxx) @@ -749,28 +800,33 @@ err_revision: mc13xxx_unlock(mc13xxx); - if (pdata->flags & MC13XXX_USE_ADC) + if (mc13xxx_probe_flags_dt(mc13xxx) < 0 && pdata) + mc13xxx->flags = pdata->flags; + + if (mc13xxx->flags & MC13XXX_USE_ADC) mc13xxx_add_subdevice(mc13xxx, "%s-adc"); - if (pdata->flags & MC13XXX_USE_CODEC) + if (mc13xxx->flags & MC13XXX_USE_CODEC) mc13xxx_add_subdevice(mc13xxx, "%s-codec"); - mc13xxx_add_subdevice_pdata(mc13xxx, "%s-regulator", - &pdata->regulators, sizeof(pdata->regulators)); - - if (pdata->flags & MC13XXX_USE_RTC) + if (mc13xxx->flags & MC13XXX_USE_RTC) mc13xxx_add_subdevice(mc13xxx, "%s-rtc"); - if (pdata->flags & MC13XXX_USE_TOUCHSCREEN) + if (mc13xxx->flags & MC13XXX_USE_TOUCHSCREEN) mc13xxx_add_subdevice(mc13xxx, "%s-ts"); - if (pdata->leds) + if (pdata) { + mc13xxx_add_subdevice_pdata(mc13xxx, "%s-regulator", + &pdata->regulators, sizeof(pdata->regulators)); mc13xxx_add_subdevice_pdata(mc13xxx, "%s-led", pdata->leds, sizeof(*pdata->leds)); - - if (pdata->buttons) mc13xxx_add_subdevice_pdata(mc13xxx, "%s-pwrbutton", pdata->buttons, sizeof(*pdata->buttons)); + } else { + mc13xxx_add_subdevice(mc13xxx, "%s-regulator"); + mc13xxx_add_subdevice(mc13xxx, "%s-led"); + mc13xxx_add_subdevice(mc13xxx, "%s-pwrbutton"); + } return 0; } @@ -788,25 +844,12 @@ static int __devexit mc13xxx_remove(struct spi_device *spi) return 0; } -static const struct spi_device_id mc13xxx_device_id[] = { - { - .name = "mc13783", - .driver_data = MC13XXX_ID_MC13783, - }, { - .name = "mc13892", - .driver_data = MC13XXX_ID_MC13892, - }, { - /* sentinel */ - } -}; -MODULE_DEVICE_TABLE(spi, mc13xxx_device_id); - static struct spi_driver mc13xxx_driver = { .id_table = mc13xxx_device_id, .driver = { .name = "mc13xxx", - .bus = &spi_bus_type, .owner = THIS_MODULE, + .of_match_table = mc13xxx_dt_ids, }, .probe = mc13xxx_probe, .remove = __devexit_p(mc13xxx_remove), diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c index 84815f9ef63..63be60bc345 100644 --- a/drivers/mfd/mcp-core.c +++ b/drivers/mfd/mcp-core.c @@ -26,9 +26,35 @@ #define to_mcp(d) container_of(d, struct mcp, attached_device) #define to_mcp_driver(d) container_of(d, struct mcp_driver, drv) +static const struct mcp_device_id *mcp_match_id(const struct mcp_device_id *id, + const char *codec) +{ + while (id->name[0]) { + if (strcmp(codec, id->name) == 0) + return id; + id++; + } + return NULL; +} + +const struct mcp_device_id *mcp_get_device_id(const struct mcp *mcp) +{ + const struct mcp_driver *driver = + to_mcp_driver(mcp->attached_device.driver); + + return mcp_match_id(driver->id_table, mcp->codec); +} +EXPORT_SYMBOL(mcp_get_device_id); + static int mcp_bus_match(struct device *dev, struct device_driver *drv) { - return 1; + const struct mcp *mcp = to_mcp(dev); + const struct mcp_driver *driver = to_mcp_driver(drv); + + if (driver->id_table) + return !!mcp_match_id(driver->id_table, mcp->codec); + + return 0; } static int mcp_bus_probe(struct device *dev) @@ -74,9 +100,18 @@ static int mcp_bus_resume(struct device *dev) return ret; } +static int mcp_bus_uevent(struct device *dev, struct kobj_uevent_env *env) +{ + struct mcp *mcp = to_mcp(dev); + + add_uevent_var(env, "MODALIAS=%s%s", MCP_MODULE_PREFIX, mcp->codec); + return 0; +} + static struct bus_type mcp_bus_type = { .name = "mcp", .match = mcp_bus_match, + .uevent = mcp_bus_uevent, .probe = mcp_bus_probe, .remove = mcp_bus_remove, .suspend = mcp_bus_suspend, @@ -212,9 +247,14 @@ struct mcp *mcp_host_alloc(struct device *parent, size_t size) } EXPORT_SYMBOL(mcp_host_alloc); -int mcp_host_register(struct mcp *mcp) +int mcp_host_register(struct mcp *mcp, void *pdata) { + if (!mcp->codec) + return -EINVAL; + + mcp->attached_device.platform_data = pdata; dev_set_name(&mcp->attached_device, "mcp0"); + request_module("%s%s", MCP_MODULE_PREFIX, mcp->codec); return device_register(&mcp->attached_device); } EXPORT_SYMBOL(mcp_host_register); diff --git a/drivers/mfd/mcp-sa11x0.c b/drivers/mfd/mcp-sa11x0.c index 2dab02d9ac8..9adc2eb6949 100644 --- a/drivers/mfd/mcp-sa11x0.c +++ b/drivers/mfd/mcp-sa11x0.c @@ -19,6 +19,7 @@ #include <linux/spinlock.h> #include <linux/platform_device.h> #include <linux/mfd/mcp.h> +#include <linux/io.h> #include <mach/dma.h> #include <mach/hardware.h> @@ -26,12 +27,19 @@ #include <asm/system.h> #include <mach/mcp.h> -#include <mach/assabet.h> - +/* Register offsets */ +#define MCCR0 0x00 +#define MCDR0 0x08 +#define MCDR1 0x0C +#define MCDR2 0x10 +#define MCSR 0x18 +#define MCCR1 0x00 struct mcp_sa11x0 { - u32 mccr0; - u32 mccr1; + u32 mccr0; + u32 mccr1; + unsigned char *mccr0_base; + unsigned char *mccr1_base; }; #define priv(mcp) ((struct mcp_sa11x0 *)mcp_priv(mcp)) @@ -39,25 +47,25 @@ struct mcp_sa11x0 { static void mcp_sa11x0_set_telecom_divisor(struct mcp *mcp, unsigned int divisor) { - unsigned int mccr0; + struct mcp_sa11x0 *priv = priv(mcp); divisor /= 32; - mccr0 = Ser4MCCR0 & ~0x00007f00; - mccr0 |= divisor << 8; - Ser4MCCR0 = mccr0; + priv->mccr0 &= ~0x00007f00; + priv->mccr0 |= divisor << 8; + __raw_writel(priv->mccr0, priv->mccr0_base + MCCR0); } static void mcp_sa11x0_set_audio_divisor(struct mcp *mcp, unsigned int divisor) { - unsigned int mccr0; + struct mcp_sa11x0 *priv = priv(mcp); divisor /= 32; - mccr0 = Ser4MCCR0 & ~0x0000007f; - mccr0 |= divisor; - Ser4MCCR0 = mccr0; + priv->mccr0 &= ~0x0000007f; + priv->mccr0 |= divisor; + __raw_writel(priv->mccr0, priv->mccr0_base + MCCR0); } /* @@ -71,12 +79,16 @@ mcp_sa11x0_write(struct mcp *mcp, unsigned int reg, unsigned int val) { int ret = -ETIME; int i; + u32 mcpreg; + struct mcp_sa11x0 *priv = priv(mcp); - Ser4MCDR2 = reg << 17 | MCDR2_Wr | (val & 0xffff); + mcpreg = reg << 17 | MCDR2_Wr | (val & 0xffff); + __raw_writel(mcpreg, priv->mccr0_base + MCDR2); for (i = 0; i < 2; i++) { udelay(mcp->rw_timeout); - if (Ser4MCSR & MCSR_CWC) { + mcpreg = __raw_readl(priv->mccr0_base + MCSR); + if (mcpreg & MCSR_CWC) { ret = 0; break; } @@ -97,13 +109,18 @@ mcp_sa11x0_read(struct mcp *mcp, unsigned int reg) { int ret = -ETIME; int i; + u32 mcpreg; + struct mcp_sa11x0 *priv = priv(mcp); - Ser4MCDR2 = reg << 17 | MCDR2_Rd; + mcpreg = reg << 17 | MCDR2_Rd; + __raw_writel(mcpreg, priv->mccr0_base + MCDR2); for (i = 0; i < 2; i++) { udelay(mcp->rw_timeout); - if (Ser4MCSR & MCSR_CRC) { - ret = Ser4MCDR2 & 0xffff; + mcpreg = __raw_readl(priv->mccr0_base + MCSR); + if (mcpreg & MCSR_CRC) { + ret = __raw_readl(priv->mccr0_base + MCDR2) + & 0xffff; break; } } @@ -116,13 +133,19 @@ mcp_sa11x0_read(struct mcp *mcp, unsigned int reg) static void mcp_sa11x0_enable(struct mcp *mcp) { - Ser4MCSR = -1; - Ser4MCCR0 |= MCCR0_MCE; + struct mcp_sa11x0 *priv = priv(mcp); + + __raw_writel(-1, priv->mccr0_base + MCSR); + priv->mccr0 |= MCCR0_MCE; + __raw_writel(priv->mccr0, priv->mccr0_base + MCCR0); } static void mcp_sa11x0_disable(struct mcp *mcp) { - Ser4MCCR0 &= ~MCCR0_MCE; + struct mcp_sa11x0 *priv = priv(mcp); + + priv->mccr0 &= ~MCCR0_MCE; + __raw_writel(priv->mccr0, priv->mccr0_base + MCCR0); } /* @@ -142,50 +165,69 @@ static int mcp_sa11x0_probe(struct platform_device *pdev) struct mcp_plat_data *data = pdev->dev.platform_data; struct mcp *mcp; int ret; + struct mcp_sa11x0 *priv; + struct resource *res_mem0, *res_mem1; + u32 size0, size1; if (!data) return -ENODEV; - if (!request_mem_region(0x80060000, 0x60, "sa11x0-mcp")) + if (!data->codec) + return -ENODEV; + + res_mem0 = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res_mem0) + return -ENODEV; + size0 = res_mem0->end - res_mem0->start + 1; + + res_mem1 = platform_get_resource(pdev, IORESOURCE_MEM, 1); + if (!res_mem1) + return -ENODEV; + size1 = res_mem1->end - res_mem1->start + 1; + + if (!request_mem_region(res_mem0->start, size0, "sa11x0-mcp")) return -EBUSY; + if (!request_mem_region(res_mem1->start, size1, "sa11x0-mcp")) { + ret = -EBUSY; + goto release; + } + mcp = mcp_host_alloc(&pdev->dev, sizeof(struct mcp_sa11x0)); if (!mcp) { ret = -ENOMEM; - goto release; + goto release2; } + priv = priv(mcp); + mcp->owner = THIS_MODULE; mcp->ops = &mcp_sa11x0; mcp->sclk_rate = data->sclk_rate; - mcp->dma_audio_rd = DMA_Ser4MCP0Rd; - mcp->dma_audio_wr = DMA_Ser4MCP0Wr; - mcp->dma_telco_rd = DMA_Ser4MCP1Rd; - mcp->dma_telco_wr = DMA_Ser4MCP1Wr; - mcp->gpio_base = data->gpio_base; + mcp->dma_audio_rd = DDAR_DevAdd(res_mem0->start + MCDR0) + + DDAR_DevRd + DDAR_Brst4 + DDAR_8BitDev; + mcp->dma_audio_wr = DDAR_DevAdd(res_mem0->start + MCDR0) + + DDAR_DevWr + DDAR_Brst4 + DDAR_8BitDev; + mcp->dma_telco_rd = DDAR_DevAdd(res_mem0->start + MCDR1) + + DDAR_DevRd + DDAR_Brst4 + DDAR_8BitDev; + mcp->dma_telco_wr = DDAR_DevAdd(res_mem0->start + MCDR1) + + DDAR_DevWr + DDAR_Brst4 + DDAR_8BitDev; + mcp->codec = data->codec; platform_set_drvdata(pdev, mcp); - if (machine_is_assabet()) { - ASSABET_BCR_set(ASSABET_BCR_CODEC_RST); - } - - /* - * Setup the PPC unit correctly. - */ - PPDR &= ~PPC_RXD4; - PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; - PSDR |= PPC_RXD4; - PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); - PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); - /* * Initialise device. Note that we initially * set the sampling rate to minimum. */ - Ser4MCSR = -1; - Ser4MCCR1 = data->mccr1; - Ser4MCCR0 = data->mccr0 | 0x7f7f; + priv->mccr0_base = ioremap(res_mem0->start, size0); + priv->mccr1_base = ioremap(res_mem1->start, size1); + + __raw_writel(-1, priv->mccr0_base + MCSR); + priv->mccr1 = data->mccr1; + priv->mccr0 = data->mccr0 | 0x7f7f; + __raw_writel(priv->mccr0, priv->mccr0_base + MCCR0); + __raw_writel(priv->mccr1, priv->mccr1_base + MCCR1); /* * Calculate the read/write timeout (us) from the bit clock @@ -195,36 +237,53 @@ static int mcp_sa11x0_probe(struct platform_device *pdev) mcp->rw_timeout = (64 * 3 * 1000000 + mcp->sclk_rate - 1) / mcp->sclk_rate; - ret = mcp_host_register(mcp); + ret = mcp_host_register(mcp, data->codec_pdata); if (ret == 0) goto out; + release2: + release_mem_region(res_mem1->start, size1); release: - release_mem_region(0x80060000, 0x60); + release_mem_region(res_mem0->start, size0); platform_set_drvdata(pdev, NULL); out: return ret; } -static int mcp_sa11x0_remove(struct platform_device *dev) +static int mcp_sa11x0_remove(struct platform_device *pdev) { - struct mcp *mcp = platform_get_drvdata(dev); + struct mcp *mcp = platform_get_drvdata(pdev); + struct mcp_sa11x0 *priv = priv(mcp); + struct resource *res_mem; + u32 size; - platform_set_drvdata(dev, NULL); + platform_set_drvdata(pdev, NULL); mcp_host_unregister(mcp); - release_mem_region(0x80060000, 0x60); + res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res_mem) { + size = res_mem->end - res_mem->start + 1; + release_mem_region(res_mem->start, size); + } + res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 1); + if (res_mem) { + size = res_mem->end - res_mem->start + 1; + release_mem_region(res_mem->start, size); + } + iounmap(priv->mccr0_base); + iounmap(priv->mccr1_base); return 0; } static int mcp_sa11x0_suspend(struct platform_device *dev, pm_message_t state) { struct mcp *mcp = platform_get_drvdata(dev); + struct mcp_sa11x0 *priv = priv(mcp); + u32 mccr0; - priv(mcp)->mccr0 = Ser4MCCR0; - priv(mcp)->mccr1 = Ser4MCCR1; - Ser4MCCR0 &= ~MCCR0_MCE; + mccr0 = priv->mccr0 & ~MCCR0_MCE; + __raw_writel(mccr0, priv->mccr0_base + MCCR0); return 0; } @@ -232,9 +291,10 @@ static int mcp_sa11x0_suspend(struct platform_device *dev, pm_message_t state) static int mcp_sa11x0_resume(struct platform_device *dev) { struct mcp *mcp = platform_get_drvdata(dev); + struct mcp_sa11x0 *priv = priv(mcp); - Ser4MCCR1 = priv(mcp)->mccr1; - Ser4MCCR0 = priv(mcp)->mccr0; + __raw_writel(priv->mccr0, priv->mccr0_base + MCCR0); + __raw_writel(priv->mccr1, priv->mccr1_base + MCCR1); return 0; } @@ -251,24 +311,14 @@ static struct platform_driver mcp_sa11x0_driver = { .resume = mcp_sa11x0_resume, .driver = { .name = "sa11x0-mcp", + .owner = THIS_MODULE, }, }; /* * This needs re-working */ -static int __init mcp_sa11x0_init(void) -{ - return platform_driver_register(&mcp_sa11x0_driver); -} - -static void __exit mcp_sa11x0_exit(void) -{ - platform_driver_unregister(&mcp_sa11x0_driver); -} - -module_init(mcp_sa11x0_init); -module_exit(mcp_sa11x0_exit); +module_platform_driver(mcp_sa11x0_driver); MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>"); MODULE_DESCRIPTION("SA11x0 multimedia communications port driver"); diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 3f565ef3e14..68ac2c55d5a 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -503,19 +503,13 @@ static void omap_usbhs_init(struct device *dev) spin_lock_irqsave(&omap->lock, flags); if (pdata->ehci_data->phy_reset) { - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) { - gpio_request(pdata->ehci_data->reset_gpio_port[0], - "USB1 PHY reset"); - gpio_direction_output - (pdata->ehci_data->reset_gpio_port[0], 0); - } + if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) + gpio_request_one(pdata->ehci_data->reset_gpio_port[0], + GPIOF_OUT_INIT_LOW, "USB1 PHY reset"); - if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) { - gpio_request(pdata->ehci_data->reset_gpio_port[1], - "USB2 PHY reset"); - gpio_direction_output - (pdata->ehci_data->reset_gpio_port[1], 0); - } + if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1])) + gpio_request_one(pdata->ehci_data->reset_gpio_port[1], + GPIOF_OUT_INIT_LOW, "USB2 PHY reset"); /* Hold the PHY in RESET for enough time till DIR is high */ udelay(10); diff --git a/drivers/mfd/pcf50633-adc.c b/drivers/mfd/pcf50633-adc.c index aed0d2a9b03..3927c17e417 100644 --- a/drivers/mfd/pcf50633-adc.c +++ b/drivers/mfd/pcf50633-adc.c @@ -249,17 +249,7 @@ static struct platform_driver pcf50633_adc_driver = { .remove = __devexit_p(pcf50633_adc_remove), }; -static int __init pcf50633_adc_init(void) -{ - return platform_driver_register(&pcf50633_adc_driver); -} -module_init(pcf50633_adc_init); - -static void __exit pcf50633_adc_exit(void) -{ - platform_driver_unregister(&pcf50633_adc_driver); -} -module_exit(pcf50633_adc_exit); +module_platform_driver(pcf50633_adc_driver); MODULE_AUTHOR("Balaji Rao <balajirrao@openmoko.org>"); MODULE_DESCRIPTION("PCF50633 adc driver"); diff --git a/drivers/mfd/s5m-core.c b/drivers/mfd/s5m-core.c new file mode 100644 index 00000000000..e075c113eec --- /dev/null +++ b/drivers/mfd/s5m-core.c @@ -0,0 +1,176 @@ +/* + * s5m87xx.c + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/pm_runtime.h> +#include <linux/mutex.h> +#include <linux/mfd/core.h> +#include <linux/mfd/s5m87xx/s5m-core.h> +#include <linux/mfd/s5m87xx/s5m-pmic.h> +#include <linux/mfd/s5m87xx/s5m-rtc.h> +#include <linux/regmap.h> + +static struct mfd_cell s5m87xx_devs[] = { + { + .name = "s5m8767-pmic", + }, { + .name = "s5m-rtc", + }, +}; + +int s5m_reg_read(struct s5m87xx_dev *s5m87xx, u8 reg, void *dest) +{ + return regmap_read(s5m87xx->regmap, reg, dest); +} +EXPORT_SYMBOL_GPL(s5m_reg_read); + +int s5m_bulk_read(struct s5m87xx_dev *s5m87xx, u8 reg, int count, u8 *buf) +{ + return regmap_bulk_read(s5m87xx->regmap, reg, buf, count);; +} +EXPORT_SYMBOL_GPL(s5m_bulk_read); + +int s5m_reg_write(struct s5m87xx_dev *s5m87xx, u8 reg, u8 value) +{ + return regmap_write(s5m87xx->regmap, reg, value); +} +EXPORT_SYMBOL_GPL(s5m_reg_write); + +int s5m_bulk_write(struct s5m87xx_dev *s5m87xx, u8 reg, int count, u8 *buf) +{ + return regmap_raw_write(s5m87xx->regmap, reg, buf, count * sizeof(u16)); +} +EXPORT_SYMBOL_GPL(s5m_bulk_write); + +int s5m_reg_update(struct s5m87xx_dev *s5m87xx, u8 reg, u8 val, u8 mask) +{ + return regmap_update_bits(s5m87xx->regmap, reg, mask, val); +} +EXPORT_SYMBOL_GPL(s5m_reg_update); + +static struct regmap_config s5m_regmap_config = { + .reg_bits = 8, + .val_bits = 8, +}; + +static int s5m87xx_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct s5m_platform_data *pdata = i2c->dev.platform_data; + struct s5m87xx_dev *s5m87xx; + int ret = 0; + int error; + + s5m87xx = kzalloc(sizeof(struct s5m87xx_dev), GFP_KERNEL); + if (s5m87xx == NULL) + return -ENOMEM; + + i2c_set_clientdata(i2c, s5m87xx); + s5m87xx->dev = &i2c->dev; + s5m87xx->i2c = i2c; + s5m87xx->irq = i2c->irq; + s5m87xx->type = id->driver_data; + + if (pdata) { + s5m87xx->device_type = pdata->device_type; + s5m87xx->ono = pdata->ono; + s5m87xx->irq_base = pdata->irq_base; + s5m87xx->wakeup = pdata->wakeup; + } + + s5m87xx->regmap = regmap_init_i2c(i2c, &s5m_regmap_config); + if (IS_ERR(s5m87xx->regmap)) { + error = PTR_ERR(s5m87xx->regmap); + dev_err(&i2c->dev, "Failed to allocate register map: %d\n", + error); + goto err; + } + + s5m87xx->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR); + i2c_set_clientdata(s5m87xx->rtc, s5m87xx); + + if (pdata->cfg_pmic_irq) + pdata->cfg_pmic_irq(); + + s5m_irq_init(s5m87xx); + + pm_runtime_set_active(s5m87xx->dev); + + ret = mfd_add_devices(s5m87xx->dev, -1, + s5m87xx_devs, ARRAY_SIZE(s5m87xx_devs), + NULL, 0); + + if (ret < 0) + goto err; + + return ret; + +err: + mfd_remove_devices(s5m87xx->dev); + s5m_irq_exit(s5m87xx); + i2c_unregister_device(s5m87xx->rtc); + regmap_exit(s5m87xx->regmap); + kfree(s5m87xx); + return ret; +} + +static int s5m87xx_i2c_remove(struct i2c_client *i2c) +{ + struct s5m87xx_dev *s5m87xx = i2c_get_clientdata(i2c); + + mfd_remove_devices(s5m87xx->dev); + s5m_irq_exit(s5m87xx); + i2c_unregister_device(s5m87xx->rtc); + regmap_exit(s5m87xx->regmap); + kfree(s5m87xx); + return 0; +} + +static const struct i2c_device_id s5m87xx_i2c_id[] = { + { "s5m87xx", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, s5m87xx_i2c_id); + +static struct i2c_driver s5m87xx_i2c_driver = { + .driver = { + .name = "s5m87xx", + .owner = THIS_MODULE, + }, + .probe = s5m87xx_i2c_probe, + .remove = s5m87xx_i2c_remove, + .id_table = s5m87xx_i2c_id, +}; + +static int __init s5m87xx_i2c_init(void) +{ + return i2c_add_driver(&s5m87xx_i2c_driver); +} + +subsys_initcall(s5m87xx_i2c_init); + +static void __exit s5m87xx_i2c_exit(void) +{ + i2c_del_driver(&s5m87xx_i2c_driver); +} +module_exit(s5m87xx_i2c_exit); + +MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>"); +MODULE_DESCRIPTION("Core support for the S5M MFD"); +MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/s5m-irq.c b/drivers/mfd/s5m-irq.c new file mode 100644 index 00000000000..de76dfb6f0a --- /dev/null +++ b/drivers/mfd/s5m-irq.c @@ -0,0 +1,487 @@ +/* + * s5m-irq.c + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include <linux/device.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/mfd/s5m87xx/s5m-core.h> + +struct s5m_irq_data { + int reg; + int mask; +}; + +static struct s5m_irq_data s5m8767_irqs[] = { + [S5M8767_IRQ_PWRR] = { + .reg = 1, + .mask = S5M8767_IRQ_PWRR_MASK, + }, + [S5M8767_IRQ_PWRF] = { + .reg = 1, + .mask = S5M8767_IRQ_PWRF_MASK, + }, + [S5M8767_IRQ_PWR1S] = { + .reg = 1, + .mask = S5M8767_IRQ_PWR1S_MASK, + }, + [S5M8767_IRQ_JIGR] = { + .reg = 1, + .mask = S5M8767_IRQ_JIGR_MASK, + }, + [S5M8767_IRQ_JIGF] = { + .reg = 1, + .mask = S5M8767_IRQ_JIGF_MASK, + }, + [S5M8767_IRQ_LOWBAT2] = { + .reg = 1, + .mask = S5M8767_IRQ_LOWBAT2_MASK, + }, + [S5M8767_IRQ_LOWBAT1] = { + .reg = 1, + .mask = S5M8767_IRQ_LOWBAT1_MASK, + }, + [S5M8767_IRQ_MRB] = { + .reg = 2, + .mask = S5M8767_IRQ_MRB_MASK, + }, + [S5M8767_IRQ_DVSOK2] = { + .reg = 2, + .mask = S5M8767_IRQ_DVSOK2_MASK, + }, + [S5M8767_IRQ_DVSOK3] = { + .reg = 2, + .mask = S5M8767_IRQ_DVSOK3_MASK, + }, + [S5M8767_IRQ_DVSOK4] = { + .reg = 2, + .mask = S5M8767_IRQ_DVSOK4_MASK, + }, + [S5M8767_IRQ_RTC60S] = { + .reg = 3, + .mask = S5M8767_IRQ_RTC60S_MASK, + }, + [S5M8767_IRQ_RTCA1] = { + .reg = 3, + .mask = S5M8767_IRQ_RTCA1_MASK, + }, + [S5M8767_IRQ_RTCA2] = { + .reg = 3, + .mask = S5M8767_IRQ_RTCA2_MASK, + }, + [S5M8767_IRQ_SMPL] = { + .reg = 3, + .mask = S5M8767_IRQ_SMPL_MASK, + }, + [S5M8767_IRQ_RTC1S] = { + .reg = 3, + .mask = S5M8767_IRQ_RTC1S_MASK, + }, + [S5M8767_IRQ_WTSR] = { + .reg = 3, + .mask = S5M8767_IRQ_WTSR_MASK, + }, +}; + +static struct s5m_irq_data s5m8763_irqs[] = { + [S5M8763_IRQ_DCINF] = { + .reg = 1, + .mask = S5M8763_IRQ_DCINF_MASK, + }, + [S5M8763_IRQ_DCINR] = { + .reg = 1, + .mask = S5M8763_IRQ_DCINR_MASK, + }, + [S5M8763_IRQ_JIGF] = { + .reg = 1, + .mask = S5M8763_IRQ_JIGF_MASK, + }, + [S5M8763_IRQ_JIGR] = { + .reg = 1, + .mask = S5M8763_IRQ_JIGR_MASK, + }, + [S5M8763_IRQ_PWRONF] = { + .reg = 1, + .mask = S5M8763_IRQ_PWRONF_MASK, + }, + [S5M8763_IRQ_PWRONR] = { + .reg = 1, + .mask = S5M8763_IRQ_PWRONR_MASK, + }, + [S5M8763_IRQ_WTSREVNT] = { + .reg = 2, + .mask = S5M8763_IRQ_WTSREVNT_MASK, + }, + [S5M8763_IRQ_SMPLEVNT] = { + .reg = 2, + .mask = S5M8763_IRQ_SMPLEVNT_MASK, + }, + [S5M8763_IRQ_ALARM1] = { + .reg = 2, + .mask = S5M8763_IRQ_ALARM1_MASK, + }, + [S5M8763_IRQ_ALARM0] = { + .reg = 2, + .mask = S5M8763_IRQ_ALARM0_MASK, + }, + [S5M8763_IRQ_ONKEY1S] = { + .reg = 3, + .mask = S5M8763_IRQ_ONKEY1S_MASK, + }, + [S5M8763_IRQ_TOPOFFR] = { + .reg = 3, + .mask = S5M8763_IRQ_TOPOFFR_MASK, + }, + [S5M8763_IRQ_DCINOVPR] = { + .reg = 3, + .mask = S5M8763_IRQ_DCINOVPR_MASK, + }, + [S5M8763_IRQ_CHGRSTF] = { + .reg = 3, + .mask = S5M8763_IRQ_CHGRSTF_MASK, + }, + [S5M8763_IRQ_DONER] = { + .reg = 3, + .mask = S5M8763_IRQ_DONER_MASK, + }, + [S5M8763_IRQ_CHGFAULT] = { + .reg = 3, + .mask = S5M8763_IRQ_CHGFAULT_MASK, + }, + [S5M8763_IRQ_LOBAT1] = { + .reg = 4, + .mask = S5M8763_IRQ_LOBAT1_MASK, + }, + [S5M8763_IRQ_LOBAT2] = { + .reg = 4, + .mask = S5M8763_IRQ_LOBAT2_MASK, + }, +}; + +static inline struct s5m_irq_data * +irq_to_s5m8767_irq(struct s5m87xx_dev *s5m87xx, int irq) +{ + return &s5m8767_irqs[irq - s5m87xx->irq_base]; +} + +static void s5m8767_irq_lock(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + + mutex_lock(&s5m87xx->irqlock); +} + +static void s5m8767_irq_sync_unlock(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + int i; + + for (i = 0; i < ARRAY_SIZE(s5m87xx->irq_masks_cur); i++) { + if (s5m87xx->irq_masks_cur[i] != s5m87xx->irq_masks_cache[i]) { + s5m87xx->irq_masks_cache[i] = s5m87xx->irq_masks_cur[i]; + s5m_reg_write(s5m87xx, S5M8767_REG_INT1M + i, + s5m87xx->irq_masks_cur[i]); + } + } + + mutex_unlock(&s5m87xx->irqlock); +} + +static void s5m8767_irq_unmask(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + struct s5m_irq_data *irq_data = irq_to_s5m8767_irq(s5m87xx, + data->irq); + + s5m87xx->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask; +} + +static void s5m8767_irq_mask(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + struct s5m_irq_data *irq_data = irq_to_s5m8767_irq(s5m87xx, + data->irq); + + s5m87xx->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask; +} + +static struct irq_chip s5m8767_irq_chip = { + .name = "s5m8767", + .irq_bus_lock = s5m8767_irq_lock, + .irq_bus_sync_unlock = s5m8767_irq_sync_unlock, + .irq_mask = s5m8767_irq_mask, + .irq_unmask = s5m8767_irq_unmask, +}; + +static inline struct s5m_irq_data * +irq_to_s5m8763_irq(struct s5m87xx_dev *s5m87xx, int irq) +{ + return &s5m8763_irqs[irq - s5m87xx->irq_base]; +} + +static void s5m8763_irq_lock(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + + mutex_lock(&s5m87xx->irqlock); +} + +static void s5m8763_irq_sync_unlock(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + int i; + + for (i = 0; i < ARRAY_SIZE(s5m87xx->irq_masks_cur); i++) { + if (s5m87xx->irq_masks_cur[i] != s5m87xx->irq_masks_cache[i]) { + s5m87xx->irq_masks_cache[i] = s5m87xx->irq_masks_cur[i]; + s5m_reg_write(s5m87xx, S5M8763_REG_IRQM1 + i, + s5m87xx->irq_masks_cur[i]); + } + } + + mutex_unlock(&s5m87xx->irqlock); +} + +static void s5m8763_irq_unmask(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + struct s5m_irq_data *irq_data = irq_to_s5m8763_irq(s5m87xx, + data->irq); + + s5m87xx->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask; +} + +static void s5m8763_irq_mask(struct irq_data *data) +{ + struct s5m87xx_dev *s5m87xx = irq_data_get_irq_chip_data(data); + struct s5m_irq_data *irq_data = irq_to_s5m8763_irq(s5m87xx, + data->irq); + + s5m87xx->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask; +} + +static struct irq_chip s5m8763_irq_chip = { + .name = "s5m8763", + .irq_bus_lock = s5m8763_irq_lock, + .irq_bus_sync_unlock = s5m8763_irq_sync_unlock, + .irq_mask = s5m8763_irq_mask, + .irq_unmask = s5m8763_irq_unmask, +}; + + +static irqreturn_t s5m8767_irq_thread(int irq, void *data) +{ + struct s5m87xx_dev *s5m87xx = data; + u8 irq_reg[NUM_IRQ_REGS-1]; + int ret; + int i; + + + ret = s5m_bulk_read(s5m87xx, S5M8767_REG_INT1, + NUM_IRQ_REGS - 1, irq_reg); + if (ret < 0) { + dev_err(s5m87xx->dev, "Failed to read interrupt register: %d\n", + ret); + return IRQ_NONE; + } + + for (i = 0; i < NUM_IRQ_REGS - 1; i++) + irq_reg[i] &= ~s5m87xx->irq_masks_cur[i]; + + for (i = 0; i < S5M8767_IRQ_NR; i++) { + if (irq_reg[s5m8767_irqs[i].reg - 1] & s5m8767_irqs[i].mask) + handle_nested_irq(s5m87xx->irq_base + i); + } + + return IRQ_HANDLED; +} + +static irqreturn_t s5m8763_irq_thread(int irq, void *data) +{ + struct s5m87xx_dev *s5m87xx = data; + u8 irq_reg[NUM_IRQ_REGS]; + int ret; + int i; + + ret = s5m_bulk_read(s5m87xx, S5M8763_REG_IRQ1, + NUM_IRQ_REGS, irq_reg); + if (ret < 0) { + dev_err(s5m87xx->dev, "Failed to read interrupt register: %d\n", + ret); + return IRQ_NONE; + } + + for (i = 0; i < NUM_IRQ_REGS; i++) + irq_reg[i] &= ~s5m87xx->irq_masks_cur[i]; + + for (i = 0; i < S5M8763_IRQ_NR; i++) { + if (irq_reg[s5m8763_irqs[i].reg - 1] & s5m8763_irqs[i].mask) + handle_nested_irq(s5m87xx->irq_base + i); + } + + return IRQ_HANDLED; +} + +int s5m_irq_resume(struct s5m87xx_dev *s5m87xx) +{ + if (s5m87xx->irq && s5m87xx->irq_base){ + switch (s5m87xx->device_type) { + case S5M8763X: + s5m8763_irq_thread(s5m87xx->irq_base, s5m87xx); + break; + case S5M8767X: + s5m8767_irq_thread(s5m87xx->irq_base, s5m87xx); + break; + default: + break; + + } + } + return 0; +} + +int s5m_irq_init(struct s5m87xx_dev *s5m87xx) +{ + int i; + int cur_irq; + int ret = 0; + int type = s5m87xx->device_type; + + if (!s5m87xx->irq) { + dev_warn(s5m87xx->dev, + "No interrupt specified, no interrupts\n"); + s5m87xx->irq_base = 0; + return 0; + } + + if (!s5m87xx->irq_base) { + dev_err(s5m87xx->dev, + "No interrupt base specified, no interrupts\n"); + return 0; + } + + mutex_init(&s5m87xx->irqlock); + + switch (type) { + case S5M8763X: + for (i = 0; i < NUM_IRQ_REGS; i++) { + s5m87xx->irq_masks_cur[i] = 0xff; + s5m87xx->irq_masks_cache[i] = 0xff; + s5m_reg_write(s5m87xx, S5M8763_REG_IRQM1 + i, + 0xff); + } + + s5m_reg_write(s5m87xx, S5M8763_REG_STATUSM1, 0xff); + s5m_reg_write(s5m87xx, S5M8763_REG_STATUSM2, 0xff); + + for (i = 0; i < S5M8763_IRQ_NR; i++) { + cur_irq = i + s5m87xx->irq_base; + irq_set_chip_data(cur_irq, s5m87xx); + irq_set_chip_and_handler(cur_irq, &s5m8763_irq_chip, + handle_edge_irq); + irq_set_nested_thread(cur_irq, 1); +#ifdef CONFIG_ARM + set_irq_flags(cur_irq, IRQF_VALID); +#else + irq_set_noprobe(cur_irq); +#endif + } + + ret = request_threaded_irq(s5m87xx->irq, NULL, + s5m8763_irq_thread, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + "s5m87xx-irq", s5m87xx); + if (ret) { + dev_err(s5m87xx->dev, "Failed to request IRQ %d: %d\n", + s5m87xx->irq, ret); + return ret; + } + break; + case S5M8767X: + for (i = 0; i < NUM_IRQ_REGS - 1; i++) { + s5m87xx->irq_masks_cur[i] = 0xff; + s5m87xx->irq_masks_cache[i] = 0xff; + s5m_reg_write(s5m87xx, S5M8767_REG_INT1M + i, + 0xff); + } + for (i = 0; i < S5M8767_IRQ_NR; i++) { + cur_irq = i + s5m87xx->irq_base; + irq_set_chip_data(cur_irq, s5m87xx); + if (ret) { + dev_err(s5m87xx->dev, + "Failed to irq_set_chip_data %d: %d\n", + s5m87xx->irq, ret); + return ret; + } + + irq_set_chip_and_handler(cur_irq, &s5m8767_irq_chip, + handle_edge_irq); + irq_set_nested_thread(cur_irq, 1); +#ifdef CONFIG_ARM + set_irq_flags(cur_irq, IRQF_VALID); +#else + irq_set_noprobe(cur_irq); +#endif + } + + ret = request_threaded_irq(s5m87xx->irq, NULL, + s5m8767_irq_thread, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + "s5m87xx-irq", s5m87xx); + if (ret) { + dev_err(s5m87xx->dev, "Failed to request IRQ %d: %d\n", + s5m87xx->irq, ret); + return ret; + } + break; + default: + break; + } + + if (!s5m87xx->ono) + return 0; + + switch (type) { + case S5M8763X: + ret = request_threaded_irq(s5m87xx->ono, NULL, + s5m8763_irq_thread, + IRQF_TRIGGER_FALLING | + IRQF_TRIGGER_RISING | + IRQF_ONESHOT, "s5m87xx-ono", + s5m87xx); + break; + case S5M8767X: + ret = request_threaded_irq(s5m87xx->ono, NULL, + s5m8767_irq_thread, + IRQF_TRIGGER_FALLING | + IRQF_TRIGGER_RISING | + IRQF_ONESHOT, "s5m87xx-ono", s5m87xx); + break; + default: + break; + } + + if (ret) + dev_err(s5m87xx->dev, "Failed to request IRQ %d: %d\n", + s5m87xx->ono, ret); + + return 0; +} + +void s5m_irq_exit(struct s5m87xx_dev *s5m87xx) +{ + if (s5m87xx->ono) + free_irq(s5m87xx->ono, s5m87xx); + + if (s5m87xx->irq) + free_irq(s5m87xx->irq, s5m87xx); +} diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index df3702c1756..f4d86117f44 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -1720,7 +1720,7 @@ static int sm501_plat_remove(struct platform_device *dev) return 0; } -static struct pci_device_id sm501_pci_tbl[] = { +static DEFINE_PCI_DEVICE_TABLE(sm501_pci_tbl) = { { 0x126f, 0x0501, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { 0, }, }; diff --git a/drivers/mfd/stmpe-i2c.c b/drivers/mfd/stmpe-i2c.c new file mode 100644 index 00000000000..373f423b118 --- /dev/null +++ b/drivers/mfd/stmpe-i2c.c @@ -0,0 +1,109 @@ +/* + * ST Microelectronics MFD: stmpe's i2c client specific driver + * + * Copyright (C) ST-Ericsson SA 2010 + * Copyright (C) ST Microelectronics SA 2011 + * + * License Terms: GNU General Public License, version 2 + * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson + * Author: Viresh Kumar <viresh.kumar@st.com> for ST Microelectronics + */ + +#include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/types.h> +#include "stmpe.h" + +static int i2c_reg_read(struct stmpe *stmpe, u8 reg) +{ + struct i2c_client *i2c = stmpe->client; + + return i2c_smbus_read_byte_data(i2c, reg); +} + +static int i2c_reg_write(struct stmpe *stmpe, u8 reg, u8 val) +{ + struct i2c_client *i2c = stmpe->client; + + return i2c_smbus_write_byte_data(i2c, reg, val); +} + +static int i2c_block_read(struct stmpe *stmpe, u8 reg, u8 length, u8 *values) +{ + struct i2c_client *i2c = stmpe->client; + + return i2c_smbus_read_i2c_block_data(i2c, reg, length, values); +} + +static int i2c_block_write(struct stmpe *stmpe, u8 reg, u8 length, + const u8 *values) +{ + struct i2c_client *i2c = stmpe->client; + + return i2c_smbus_write_i2c_block_data(i2c, reg, length, values); +} + +static struct stmpe_client_info i2c_ci = { + .read_byte = i2c_reg_read, + .write_byte = i2c_reg_write, + .read_block = i2c_block_read, + .write_block = i2c_block_write, +}; + +static int __devinit +stmpe_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) +{ + i2c_ci.data = (void *)id; + i2c_ci.irq = i2c->irq; + i2c_ci.client = i2c; + i2c_ci.dev = &i2c->dev; + + return stmpe_probe(&i2c_ci, id->driver_data); +} + +static int __devexit stmpe_i2c_remove(struct i2c_client *i2c) +{ + struct stmpe *stmpe = dev_get_drvdata(&i2c->dev); + + return stmpe_remove(stmpe); +} + +static const struct i2c_device_id stmpe_i2c_id[] = { + { "stmpe610", STMPE610 }, + { "stmpe801", STMPE801 }, + { "stmpe811", STMPE811 }, + { "stmpe1601", STMPE1601 }, + { "stmpe2401", STMPE2401 }, + { "stmpe2403", STMPE2403 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, stmpe_id); + +static struct i2c_driver stmpe_i2c_driver = { + .driver.name = "stmpe-i2c", + .driver.owner = THIS_MODULE, +#ifdef CONFIG_PM + .driver.pm = &stmpe_dev_pm_ops, +#endif + .probe = stmpe_i2c_probe, + .remove = __devexit_p(stmpe_i2c_remove), + .id_table = stmpe_i2c_id, +}; + +static int __init stmpe_init(void) +{ + return i2c_add_driver(&stmpe_i2c_driver); +} +subsys_initcall(stmpe_init); + +static void __exit stmpe_exit(void) +{ + i2c_del_driver(&stmpe_i2c_driver); +} +module_exit(stmpe_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("STMPE MFD I2C Interface Driver"); +MODULE_AUTHOR("Rabin Vincent <rabin.vincent@stericsson.com>"); diff --git a/drivers/mfd/stmpe-spi.c b/drivers/mfd/stmpe-spi.c new file mode 100644 index 00000000000..b58c43c7ea9 --- /dev/null +++ b/drivers/mfd/stmpe-spi.c @@ -0,0 +1,150 @@ +/* + * ST Microelectronics MFD: stmpe's spi client specific driver + * + * Copyright (C) ST Microelectronics SA 2011 + * + * License Terms: GNU General Public License, version 2 + * Author: Viresh Kumar <viresh.kumar@st.com> for ST Microelectronics + */ + +#include <linux/spi/spi.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/types.h> +#include "stmpe.h" + +#define READ_CMD (1 << 7) + +static int spi_reg_read(struct stmpe *stmpe, u8 reg) +{ + struct spi_device *spi = stmpe->client; + int status = spi_w8r16(spi, reg | READ_CMD); + + return (status < 0) ? status : status >> 8; +} + +static int spi_reg_write(struct stmpe *stmpe, u8 reg, u8 val) +{ + struct spi_device *spi = stmpe->client; + u16 cmd = (val << 8) | reg; + + return spi_write(spi, (const u8 *)&cmd, 2); +} + +static int spi_block_read(struct stmpe *stmpe, u8 reg, u8 length, u8 *values) +{ + int ret, i; + + for (i = 0; i < length; i++) { + ret = spi_reg_read(stmpe, reg + i); + if (ret < 0) + return ret; + *(values + i) = ret; + } + + return 0; +} + +static int spi_block_write(struct stmpe *stmpe, u8 reg, u8 length, + const u8 *values) +{ + int ret = 0, i; + + for (i = length; i > 0; i--, reg++) { + ret = spi_reg_write(stmpe, reg, *(values + i - 1)); + if (ret < 0) + return ret; + } + + return ret; +} + +static void spi_init(struct stmpe *stmpe) +{ + struct spi_device *spi = stmpe->client; + + spi->bits_per_word = 8; + + /* This register is only present for stmpe811 */ + if (stmpe->variant->id_val == 0x0811) + spi_reg_write(stmpe, STMPE811_REG_SPI_CFG, spi->mode); + + if (spi_setup(spi) < 0) + dev_dbg(&spi->dev, "spi_setup failed\n"); +} + +static struct stmpe_client_info spi_ci = { + .read_byte = spi_reg_read, + .write_byte = spi_reg_write, + .read_block = spi_block_read, + .write_block = spi_block_write, + .init = spi_init, +}; + +static int __devinit +stmpe_spi_probe(struct spi_device *spi) +{ + const struct spi_device_id *id = spi_get_device_id(spi); + + /* don't exceed max specified rate - 1MHz - Limitation of STMPE */ + if (spi->max_speed_hz > 1000000) { + dev_dbg(&spi->dev, "f(sample) %d KHz?\n", + (spi->max_speed_hz/1000)); + return -EINVAL; + } + + spi_ci.irq = spi->irq; + spi_ci.client = spi; + spi_ci.dev = &spi->dev; + + return stmpe_probe(&spi_ci, id->driver_data); +} + +static int __devexit stmpe_spi_remove(struct spi_device *spi) +{ + struct stmpe *stmpe = dev_get_drvdata(&spi->dev); + + return stmpe_remove(stmpe); +} + +static const struct spi_device_id stmpe_spi_id[] = { + { "stmpe610", STMPE610 }, + { "stmpe801", STMPE801 }, + { "stmpe811", STMPE811 }, + { "stmpe1601", STMPE1601 }, + { "stmpe2401", STMPE2401 }, + { "stmpe2403", STMPE2403 }, + { } +}; +MODULE_DEVICE_TABLE(spi, stmpe_id); + +static struct spi_driver stmpe_spi_driver = { + .driver = { + .name = "stmpe-spi", + .bus = &spi_bus_type, + .owner = THIS_MODULE, +#ifdef CONFIG_PM + .pm = &stmpe_dev_pm_ops, +#endif + }, + .probe = stmpe_spi_probe, + .remove = __devexit_p(stmpe_spi_remove), + .id_table = stmpe_spi_id, +}; + +static int __init stmpe_init(void) +{ + return spi_register_driver(&stmpe_spi_driver); +} +subsys_initcall(stmpe_init); + +static void __exit stmpe_exit(void) +{ + spi_unregister_driver(&stmpe_spi_driver); +} +module_exit(stmpe_exit); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("STMPE MFD SPI Interface Driver"); +MODULE_AUTHOR("Viresh Kumar <viresh.kumar@st.com>"); diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c index 2963689cf45..e07947e56b2 100644 --- a/drivers/mfd/stmpe.c +++ b/drivers/mfd/stmpe.c @@ -1,18 +1,20 @@ /* + * ST Microelectronics MFD: stmpe's driver + * * Copyright (C) ST-Ericsson SA 2010 * * License Terms: GNU General Public License, version 2 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson */ +#include <linux/gpio.h> +#include <linux/export.h> #include <linux/kernel.h> -#include <linux/module.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/pm.h> #include <linux/slab.h> -#include <linux/i2c.h> #include <linux/mfd/core.h> -#include <linux/mfd/stmpe.h> #include "stmpe.h" static int __stmpe_enable(struct stmpe *stmpe, unsigned int blocks) @@ -29,10 +31,9 @@ static int __stmpe_reg_read(struct stmpe *stmpe, u8 reg) { int ret; - ret = i2c_smbus_read_byte_data(stmpe->i2c, reg); + ret = stmpe->ci->read_byte(stmpe, reg); if (ret < 0) - dev_err(stmpe->dev, "failed to read reg %#x: %d\n", - reg, ret); + dev_err(stmpe->dev, "failed to read reg %#x: %d\n", reg, ret); dev_vdbg(stmpe->dev, "rd: reg %#x => data %#x\n", reg, ret); @@ -45,10 +46,9 @@ static int __stmpe_reg_write(struct stmpe *stmpe, u8 reg, u8 val) dev_vdbg(stmpe->dev, "wr: reg %#x <= %#x\n", reg, val); - ret = i2c_smbus_write_byte_data(stmpe->i2c, reg, val); + ret = stmpe->ci->write_byte(stmpe, reg, val); if (ret < 0) - dev_err(stmpe->dev, "failed to write reg %#x: %d\n", - reg, ret); + dev_err(stmpe->dev, "failed to write reg %#x: %d\n", reg, ret); return ret; } @@ -72,10 +72,9 @@ static int __stmpe_block_read(struct stmpe *stmpe, u8 reg, u8 length, { int ret; - ret = i2c_smbus_read_i2c_block_data(stmpe->i2c, reg, length, values); + ret = stmpe->ci->read_block(stmpe, reg, length, values); if (ret < 0) - dev_err(stmpe->dev, "failed to read regs %#x: %d\n", - reg, ret); + dev_err(stmpe->dev, "failed to read regs %#x: %d\n", reg, ret); dev_vdbg(stmpe->dev, "rd: reg %#x (%d) => ret %#x\n", reg, length, ret); stmpe_dump_bytes("stmpe rd: ", values, length); @@ -91,11 +90,9 @@ static int __stmpe_block_write(struct stmpe *stmpe, u8 reg, u8 length, dev_vdbg(stmpe->dev, "wr: regs %#x (%d)\n", reg, length); stmpe_dump_bytes("stmpe wr: ", values, length); - ret = i2c_smbus_write_i2c_block_data(stmpe->i2c, reg, length, - values); + ret = stmpe->ci->write_block(stmpe, reg, length, values); if (ret < 0) - dev_err(stmpe->dev, "failed to write regs %#x: %d\n", - reg, ret); + dev_err(stmpe->dev, "failed to write regs %#x: %d\n", reg, ret); return ret; } @@ -245,12 +242,14 @@ int stmpe_set_altfunc(struct stmpe *stmpe, u32 pins, enum stmpe_block block) u8 regaddr = stmpe->regs[STMPE_IDX_GPAFR_U_MSB]; int af_bits = variant->af_bits; int numregs = DIV_ROUND_UP(stmpe->num_gpios * af_bits, 8); - int afperreg = 8 / af_bits; int mask = (1 << af_bits) - 1; u8 regs[numregs]; - int af; - int ret; + int af, afperreg, ret; + + if (!variant->get_altfunc) + return 0; + afperreg = 8 / af_bits; mutex_lock(&stmpe->lock); ret = __stmpe_enable(stmpe, STMPE_BLOCK_GPIO); @@ -325,7 +324,51 @@ static struct mfd_cell stmpe_keypad_cell = { }; /* - * Touchscreen (STMPE811) + * STMPE801 + */ +static const u8 stmpe801_regs[] = { + [STMPE_IDX_CHIP_ID] = STMPE801_REG_CHIP_ID, + [STMPE_IDX_ICR_LSB] = STMPE801_REG_SYS_CTRL, + [STMPE_IDX_GPMR_LSB] = STMPE801_REG_GPIO_MP_STA, + [STMPE_IDX_GPSR_LSB] = STMPE801_REG_GPIO_SET_PIN, + [STMPE_IDX_GPCR_LSB] = STMPE801_REG_GPIO_SET_PIN, + [STMPE_IDX_GPDR_LSB] = STMPE801_REG_GPIO_DIR, + [STMPE_IDX_IEGPIOR_LSB] = STMPE801_REG_GPIO_INT_EN, + [STMPE_IDX_ISGPIOR_MSB] = STMPE801_REG_GPIO_INT_STA, + +}; + +static struct stmpe_variant_block stmpe801_blocks[] = { + { + .cell = &stmpe_gpio_cell, + .irq = 0, + .block = STMPE_BLOCK_GPIO, + }, +}; + +static int stmpe801_enable(struct stmpe *stmpe, unsigned int blocks, + bool enable) +{ + if (blocks & STMPE_BLOCK_GPIO) + return 0; + else + return -EINVAL; +} + +static struct stmpe_variant_info stmpe801 = { + .name = "stmpe801", + .id_val = STMPE801_ID, + .id_mask = 0xffff, + .num_gpios = 8, + .regs = stmpe801_regs, + .blocks = stmpe801_blocks, + .num_blocks = ARRAY_SIZE(stmpe801_blocks), + .num_irqs = STMPE801_NR_INTERNAL_IRQS, + .enable = stmpe801_enable, +}; + +/* + * Touchscreen (STMPE811 or STMPE610) */ static struct resource stmpe_ts_resources[] = { @@ -350,7 +393,7 @@ static struct mfd_cell stmpe_ts_cell = { }; /* - * STMPE811 + * STMPE811 or STMPE610 */ static const u8 stmpe811_regs[] = { @@ -421,6 +464,21 @@ static struct stmpe_variant_info stmpe811 = { .get_altfunc = stmpe811_get_altfunc, }; +/* Similar to 811, except number of gpios */ +static struct stmpe_variant_info stmpe610 = { + .name = "stmpe610", + .id_val = 0x0811, + .id_mask = 0xffff, + .num_gpios = 6, + .af_bits = 1, + .regs = stmpe811_regs, + .blocks = stmpe811_blocks, + .num_blocks = ARRAY_SIZE(stmpe811_blocks), + .num_irqs = STMPE811_NR_INTERNAL_IRQS, + .enable = stmpe811_enable, + .get_altfunc = stmpe811_get_altfunc, +}; + /* * STMPE1601 */ @@ -655,6 +713,8 @@ static struct stmpe_variant_info stmpe2403 = { }; static struct stmpe_variant_info *stmpe_variant_info[] = { + [STMPE610] = &stmpe610, + [STMPE801] = &stmpe801, [STMPE811] = &stmpe811, [STMPE1601] = &stmpe1601, [STMPE2401] = &stmpe2401, @@ -671,6 +731,11 @@ static irqreturn_t stmpe_irq(int irq, void *data) int ret; int i; + if (variant->id_val == STMPE801_ID) { + handle_nested_irq(stmpe->irq_base); + return IRQ_HANDLED; + } + ret = stmpe_block_read(stmpe, israddr, num, isr); if (ret < 0) return IRQ_NONE; @@ -757,14 +822,17 @@ static struct irq_chip stmpe_irq_chip = { static int __devinit stmpe_irq_init(struct stmpe *stmpe) { + struct irq_chip *chip = NULL; int num_irqs = stmpe->variant->num_irqs; int base = stmpe->irq_base; int irq; + if (stmpe->variant->id_val != STMPE801_ID) + chip = &stmpe_irq_chip; + for (irq = base; irq < base + num_irqs; irq++) { irq_set_chip_data(irq, stmpe); - irq_set_chip_and_handler(irq, &stmpe_irq_chip, - handle_edge_irq); + irq_set_chip_and_handler(irq, chip, handle_edge_irq); irq_set_nested_thread(irq, 1); #ifdef CONFIG_ARM set_irq_flags(irq, IRQF_VALID); @@ -796,7 +864,7 @@ static int __devinit stmpe_chip_init(struct stmpe *stmpe) unsigned int irq_trigger = stmpe->pdata->irq_trigger; int autosleep_timeout = stmpe->pdata->autosleep_timeout; struct stmpe_variant_info *variant = stmpe->variant; - u8 icr = STMPE_ICR_LSB_GIM; + u8 icr; unsigned int id; u8 data[2]; int ret; @@ -819,16 +887,32 @@ static int __devinit stmpe_chip_init(struct stmpe *stmpe) if (ret) return ret; - if (irq_trigger == IRQF_TRIGGER_FALLING || - irq_trigger == IRQF_TRIGGER_RISING) - icr |= STMPE_ICR_LSB_EDGE; + if (id == STMPE801_ID) + icr = STMPE801_REG_SYS_CTRL_INT_EN; + else + icr = STMPE_ICR_LSB_GIM; + + /* STMPE801 doesn't support Edge interrupts */ + if (id != STMPE801_ID) { + if (irq_trigger == IRQF_TRIGGER_FALLING || + irq_trigger == IRQF_TRIGGER_RISING) + icr |= STMPE_ICR_LSB_EDGE; + } if (irq_trigger == IRQF_TRIGGER_RISING || - irq_trigger == IRQF_TRIGGER_HIGH) - icr |= STMPE_ICR_LSB_HIGH; + irq_trigger == IRQF_TRIGGER_HIGH) { + if (id == STMPE801_ID) + icr |= STMPE801_REG_SYS_CTRL_INT_HI; + else + icr |= STMPE_ICR_LSB_HIGH; + } - if (stmpe->pdata->irq_invert_polarity) - icr ^= STMPE_ICR_LSB_HIGH; + if (stmpe->pdata->irq_invert_polarity) { + if (id == STMPE801_ID) + icr ^= STMPE801_REG_SYS_CTRL_INT_HI; + else + icr ^= STMPE_ICR_LSB_HIGH; + } if (stmpe->pdata->autosleep) { ret = stmpe_autosleep(stmpe, autosleep_timeout); @@ -873,32 +957,10 @@ static int __devinit stmpe_devices_init(struct stmpe *stmpe) return ret; } -#ifdef CONFIG_PM -static int stmpe_suspend(struct device *dev) -{ - struct i2c_client *i2c = to_i2c_client(dev); - - if (device_may_wakeup(&i2c->dev)) - enable_irq_wake(i2c->irq); - - return 0; -} - -static int stmpe_resume(struct device *dev) -{ - struct i2c_client *i2c = to_i2c_client(dev); - - if (device_may_wakeup(&i2c->dev)) - disable_irq_wake(i2c->irq); - - return 0; -} -#endif - -static int __devinit stmpe_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) +/* Called from client specific probe routines */ +int __devinit stmpe_probe(struct stmpe_client_info *ci, int partnum) { - struct stmpe_platform_data *pdata = i2c->dev.platform_data; + struct stmpe_platform_data *pdata = dev_get_platdata(ci->dev); struct stmpe *stmpe; int ret; @@ -912,30 +974,43 @@ static int __devinit stmpe_probe(struct i2c_client *i2c, mutex_init(&stmpe->irq_lock); mutex_init(&stmpe->lock); - stmpe->dev = &i2c->dev; - stmpe->i2c = i2c; - + stmpe->dev = ci->dev; + stmpe->client = ci->client; stmpe->pdata = pdata; stmpe->irq_base = pdata->irq_base; - - stmpe->partnum = id->driver_data; - stmpe->variant = stmpe_variant_info[stmpe->partnum]; + stmpe->ci = ci; + stmpe->partnum = partnum; + stmpe->variant = stmpe_variant_info[partnum]; stmpe->regs = stmpe->variant->regs; stmpe->num_gpios = stmpe->variant->num_gpios; + dev_set_drvdata(stmpe->dev, stmpe); - i2c_set_clientdata(i2c, stmpe); + if (ci->init) + ci->init(stmpe); + + if (pdata->irq_over_gpio) { + ret = gpio_request_one(pdata->irq_gpio, GPIOF_DIR_IN, "stmpe"); + if (ret) { + dev_err(stmpe->dev, "failed to request IRQ GPIO: %d\n", + ret); + goto out_free; + } + + stmpe->irq = gpio_to_irq(pdata->irq_gpio); + } else { + stmpe->irq = ci->irq; + } ret = stmpe_chip_init(stmpe); if (ret) - goto out_free; + goto free_gpio; ret = stmpe_irq_init(stmpe); if (ret) - goto out_free; + goto free_gpio; - ret = request_threaded_irq(stmpe->i2c->irq, NULL, stmpe_irq, - pdata->irq_trigger | IRQF_ONESHOT, - "stmpe", stmpe); + ret = request_threaded_irq(stmpe->irq, NULL, stmpe_irq, + pdata->irq_trigger | IRQF_ONESHOT, "stmpe", stmpe); if (ret) { dev_err(stmpe->dev, "failed to request IRQ: %d\n", ret); goto out_removeirq; @@ -951,67 +1026,55 @@ static int __devinit stmpe_probe(struct i2c_client *i2c, out_removedevs: mfd_remove_devices(stmpe->dev); - free_irq(stmpe->i2c->irq, stmpe); + free_irq(stmpe->irq, stmpe); out_removeirq: stmpe_irq_remove(stmpe); +free_gpio: + if (pdata->irq_over_gpio) + gpio_free(pdata->irq_gpio); out_free: kfree(stmpe); return ret; } -static int __devexit stmpe_remove(struct i2c_client *client) +int stmpe_remove(struct stmpe *stmpe) { - struct stmpe *stmpe = i2c_get_clientdata(client); - mfd_remove_devices(stmpe->dev); - free_irq(stmpe->i2c->irq, stmpe); + free_irq(stmpe->irq, stmpe); stmpe_irq_remove(stmpe); + if (stmpe->pdata->irq_over_gpio) + gpio_free(stmpe->pdata->irq_gpio); + kfree(stmpe); return 0; } -static const struct i2c_device_id stmpe_id[] = { - { "stmpe811", STMPE811 }, - { "stmpe1601", STMPE1601 }, - { "stmpe2401", STMPE2401 }, - { "stmpe2403", STMPE2403 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, stmpe_id); - #ifdef CONFIG_PM -static const struct dev_pm_ops stmpe_dev_pm_ops = { - .suspend = stmpe_suspend, - .resume = stmpe_resume, -}; -#endif +static int stmpe_suspend(struct device *dev) +{ + struct stmpe *stmpe = dev_get_drvdata(dev); -static struct i2c_driver stmpe_driver = { - .driver.name = "stmpe", - .driver.owner = THIS_MODULE, -#ifdef CONFIG_PM - .driver.pm = &stmpe_dev_pm_ops, -#endif - .probe = stmpe_probe, - .remove = __devexit_p(stmpe_remove), - .id_table = stmpe_id, -}; + if (device_may_wakeup(dev)) + enable_irq_wake(stmpe->irq); -static int __init stmpe_init(void) -{ - return i2c_add_driver(&stmpe_driver); + return 0; } -subsys_initcall(stmpe_init); -static void __exit stmpe_exit(void) +static int stmpe_resume(struct device *dev) { - i2c_del_driver(&stmpe_driver); + struct stmpe *stmpe = dev_get_drvdata(dev); + + if (device_may_wakeup(dev)) + disable_irq_wake(stmpe->irq); + + return 0; } -module_exit(stmpe_exit); -MODULE_LICENSE("GPL v2"); -MODULE_DESCRIPTION("STMPE MFD core driver"); -MODULE_AUTHOR("Rabin Vincent <rabin.vincent@stericsson.com>"); +const struct dev_pm_ops stmpe_dev_pm_ops = { + .suspend = stmpe_suspend, + .resume = stmpe_resume, +}; +#endif diff --git a/drivers/mfd/stmpe.h b/drivers/mfd/stmpe.h index e4ee3895658..7b8e13f5b76 100644 --- a/drivers/mfd/stmpe.h +++ b/drivers/mfd/stmpe.h @@ -8,6 +8,14 @@ #ifndef __STMPE_H #define __STMPE_H +#include <linux/device.h> +#include <linux/mfd/core.h> +#include <linux/mfd/stmpe.h> +#include <linux/printk.h> +#include <linux/types.h> + +extern const struct dev_pm_ops stmpe_dev_pm_ops; + #ifdef STMPE_DUMP_BYTES static inline void stmpe_dump_bytes(const char *str, const void *buf, size_t len) @@ -67,11 +75,55 @@ struct stmpe_variant_info { int (*enable_autosleep)(struct stmpe *stmpe, int autosleep_timeout); }; +/** + * struct stmpe_client_info - i2c or spi specific routines/info + * @data: client specific data + * @read_byte: read single byte + * @write_byte: write single byte + * @read_block: read block or multiple bytes + * @write_block: write block or multiple bytes + * @init: client init routine, called during probe + */ +struct stmpe_client_info { + void *data; + int irq; + void *client; + struct device *dev; + int (*read_byte)(struct stmpe *stmpe, u8 reg); + int (*write_byte)(struct stmpe *stmpe, u8 reg, u8 val); + int (*read_block)(struct stmpe *stmpe, u8 reg, u8 len, u8 *values); + int (*write_block)(struct stmpe *stmpe, u8 reg, u8 len, + const u8 *values); + void (*init)(struct stmpe *stmpe); +}; + +int stmpe_probe(struct stmpe_client_info *ci, int partnum); +int stmpe_remove(struct stmpe *stmpe); + #define STMPE_ICR_LSB_HIGH (1 << 2) #define STMPE_ICR_LSB_EDGE (1 << 1) #define STMPE_ICR_LSB_GIM (1 << 0) /* + * STMPE801 + */ +#define STMPE801_ID 0x0108 +#define STMPE801_NR_INTERNAL_IRQS 1 + +#define STMPE801_REG_CHIP_ID 0x00 +#define STMPE801_REG_VERSION_ID 0x02 +#define STMPE801_REG_SYS_CTRL 0x04 +#define STMPE801_REG_GPIO_INT_EN 0x08 +#define STMPE801_REG_GPIO_INT_STA 0x09 +#define STMPE801_REG_GPIO_MP_STA 0x10 +#define STMPE801_REG_GPIO_SET_PIN 0x11 +#define STMPE801_REG_GPIO_DIR 0x12 + +#define STMPE801_REG_SYS_CTRL_RESET (1 << 7) +#define STMPE801_REG_SYS_CTRL_INT_EN (1 << 2) +#define STMPE801_REG_SYS_CTRL_INT_HI (1 << 0) + +/* * STMPE811 */ @@ -87,6 +139,7 @@ struct stmpe_variant_info { #define STMPE811_REG_CHIP_ID 0x00 #define STMPE811_REG_SYS_CTRL2 0x04 +#define STMPE811_REG_SPI_CFG 0x08 #define STMPE811_REG_INT_CTRL 0x09 #define STMPE811_REG_INT_EN 0x0A #define STMPE811_REG_INT_STA 0x0B diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c index 91ad21ef772..2d9e8799e73 100644 --- a/drivers/mfd/t7l66xb.c +++ b/drivers/mfd/t7l66xb.c @@ -442,21 +442,7 @@ static struct platform_driver t7l66xb_platform_driver = { /*--------------------------------------------------------------------------*/ -static int __init t7l66xb_init(void) -{ - int retval = 0; - - retval = platform_driver_register(&t7l66xb_platform_driver); - return retval; -} - -static void __exit t7l66xb_exit(void) -{ - platform_driver_unregister(&t7l66xb_platform_driver); -} - -module_init(t7l66xb_init); -module_exit(t7l66xb_exit); +module_platform_driver(t7l66xb_platform_driver); MODULE_DESCRIPTION("Toshiba T7L66XB core driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c index 71bc835324d..d20a284ad4b 100644 --- a/drivers/mfd/tc6387xb.c +++ b/drivers/mfd/tc6387xb.c @@ -234,19 +234,7 @@ static struct platform_driver tc6387xb_platform_driver = { .resume = tc6387xb_resume, }; - -static int __init tc6387xb_init(void) -{ - return platform_driver_register(&tc6387xb_platform_driver); -} - -static void __exit tc6387xb_exit(void) -{ - platform_driver_unregister(&tc6387xb_platform_driver); -} - -module_init(tc6387xb_init); -module_exit(tc6387xb_exit); +module_platform_driver(tc6387xb_platform_driver); MODULE_DESCRIPTION("Toshiba TC6387XB core driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/mfd/ti-ssp.c b/drivers/mfd/ti-ssp.c index af9ab0e5ca6..4fb0e6c8e8f 100644 --- a/drivers/mfd/ti-ssp.c +++ b/drivers/mfd/ti-ssp.c @@ -458,17 +458,7 @@ static struct platform_driver ti_ssp_driver = { } }; -static int __init ti_ssp_init(void) -{ - return platform_driver_register(&ti_ssp_driver); -} -module_init(ti_ssp_init); - -static void __exit ti_ssp_exit(void) -{ - platform_driver_unregister(&ti_ssp_driver); -} -module_exit(ti_ssp_exit); +module_platform_driver(ti_ssp_driver); MODULE_DESCRIPTION("Sequencer Serial Port (SSP) Driver"); MODULE_AUTHOR("Cyril Chemparathy"); diff --git a/drivers/mfd/timberdale.c b/drivers/mfd/timberdale.c index 02d65692ceb..0ba26fb12cf 100644 --- a/drivers/mfd/timberdale.c +++ b/drivers/mfd/timberdale.c @@ -857,7 +857,7 @@ static void __devexit timb_remove(struct pci_dev *dev) kfree(priv); } -static struct pci_device_id timberdale_pci_tbl[] = { +static DEFINE_PCI_DEVICE_TABLE(timberdale_pci_tbl) = { { PCI_DEVICE(PCI_VENDOR_ID_TIMB, PCI_DEVICE_ID_TIMB) }, { 0 } }; diff --git a/drivers/mfd/tps65910-irq.c b/drivers/mfd/tps65910-irq.c index a56be931551..95c0d7978be 100644 --- a/drivers/mfd/tps65910-irq.c +++ b/drivers/mfd/tps65910-irq.c @@ -215,6 +215,7 @@ int tps65910_irq_init(struct tps65910 *tps65910, int irq, int tps65910_irq_exit(struct tps65910 *tps65910) { - free_irq(tps65910->chip_irq, tps65910); + if (tps65910->chip_irq) + free_irq(tps65910->chip_irq, tps65910); return 0; } diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index c1da84bc157..01cf5012a08 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -172,15 +172,12 @@ static int tps65910_i2c_probe(struct i2c_client *i2c, tps65910_gpio_init(tps65910, pmic_plat_data->gpio_base); - ret = tps65910_irq_init(tps65910, init_data->irq, init_data); - if (ret < 0) - goto err; + tps65910_irq_init(tps65910, init_data->irq, init_data); kfree(init_data); return ret; err: - mfd_remove_devices(tps65910->dev); kfree(tps65910); kfree(init_data); return ret; @@ -190,8 +187,8 @@ static int tps65910_i2c_remove(struct i2c_client *i2c) { struct tps65910 *tps65910 = i2c_get_clientdata(i2c); - mfd_remove_devices(tps65910->dev); tps65910_irq_exit(tps65910); + mfd_remove_devices(tps65910->dev); kfree(tps65910); return 0; diff --git a/drivers/mfd/tps65912-spi.c b/drivers/mfd/tps65912-spi.c index 6d71e0d2574..27d3302d56b 100644 --- a/drivers/mfd/tps65912-spi.c +++ b/drivers/mfd/tps65912-spi.c @@ -111,7 +111,6 @@ static int __devexit tps65912_spi_remove(struct spi_device *spi) static struct spi_driver tps65912_spi_driver = { .driver = { .name = "tps65912", - .bus = &spi_bus_type, .owner = THIS_MODULE, }, .probe = tps65912_spi_probe, diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index 61e70cfaa77..e04e04ddc15 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -34,6 +34,11 @@ #include <linux/platform_device.h> #include <linux/clk.h> #include <linux/err.h> +#include <linux/device.h> +#include <linux/of.h> +#include <linux/of_irq.h> +#include <linux/of_platform.h> +#include <linux/irqdomain.h> #include <linux/regulator/machine.h> @@ -144,6 +149,9 @@ #define TWL_MODULE_LAST TWL4030_MODULE_LAST +#define TWL4030_NR_IRQS 8 +#define TWL6030_NR_IRQS 20 + /* Base Address defns for twl4030_map[] */ /* subchip/slave 0 - USB ID */ @@ -255,6 +263,7 @@ struct twl_client { static struct twl_client twl_modules[TWL_NUM_SLAVES]; +static struct irq_domain domain; /* mapping the module id to slave id and base address */ struct twl_mapping { @@ -1183,14 +1192,48 @@ twl_probe(struct i2c_client *client, const struct i2c_device_id *id) int status; unsigned i; struct twl4030_platform_data *pdata = client->dev.platform_data; + struct device_node *node = client->dev.of_node; u8 temp; int ret = 0; + int nr_irqs = TWL4030_NR_IRQS; + + if ((id->driver_data) & TWL6030_CLASS) + nr_irqs = TWL6030_NR_IRQS; + + if (node && !pdata) { + /* + * XXX: Temporary pdata until the information is correctly + * retrieved by every TWL modules from DT. + */ + pdata = devm_kzalloc(&client->dev, + sizeof(struct twl4030_platform_data), + GFP_KERNEL); + if (!pdata) + return -ENOMEM; + } if (!pdata) { dev_dbg(&client->dev, "no platform data?\n"); return -EINVAL; } + status = irq_alloc_descs(-1, pdata->irq_base, nr_irqs, 0); + if (IS_ERR_VALUE(status)) { + dev_err(&client->dev, "Fail to allocate IRQ descs\n"); + return status; + } + + pdata->irq_base = status; + pdata->irq_end = pdata->irq_base + nr_irqs; + + domain.irq_base = pdata->irq_base; + domain.nr_irq = nr_irqs; +#ifdef CONFIG_OF_IRQ + domain.of_node = of_node_get(node); + domain.ops = &irq_domain_simple_ops; +#endif + irq_domain_add(&domain); + if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C) == 0) { dev_dbg(&client->dev, "can't talk I2C?\n"); return -EIO; @@ -1270,7 +1313,13 @@ twl_probe(struct i2c_client *client, const struct i2c_device_id *id) twl_i2c_write_u8(TWL4030_MODULE_INTBR, temp, REG_GPPUPDCTR1); } - status = add_children(pdata, id->driver_data); +#ifdef CONFIG_OF_DEVICE + if (node) + status = of_platform_populate(node, NULL, NULL, &client->dev); + else +#endif + status = add_children(pdata, id->driver_data); + fail: if (status < 0) twl_remove(client); diff --git a/drivers/mfd/twl4030-audio.c b/drivers/mfd/twl4030-audio.c index ae51ab5d0e5..838ce4eb444 100644 --- a/drivers/mfd/twl4030-audio.c +++ b/drivers/mfd/twl4030-audio.c @@ -261,17 +261,7 @@ static struct platform_driver twl4030_audio_driver = { }, }; -static int __devinit twl4030_audio_init(void) -{ - return platform_driver_register(&twl4030_audio_driver); -} -module_init(twl4030_audio_init); - -static void __devexit twl4030_audio_exit(void) -{ - platform_driver_unregister(&twl4030_audio_driver); -} -module_exit(twl4030_audio_exit); +module_platform_driver(twl4030_audio_driver); MODULE_AUTHOR("Peter Ujfalusi <peter.ujfalusi@ti.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c index 29f11e0765f..b69bb517b10 100644 --- a/drivers/mfd/twl4030-irq.c +++ b/drivers/mfd/twl4030-irq.c @@ -492,7 +492,7 @@ static void twl4030_sih_bus_sync_unlock(struct irq_data *data) u8 bytes[4]; } imr; - /* byte[0] gets overwriten as we write ... */ + /* byte[0] gets overwritten as we write ... */ imr.word = cpu_to_le32(agent->imr << 8); agent->imr_change_pending = false; @@ -667,6 +667,7 @@ int twl4030_sih_setup(int module) irq_set_chip_data(irq, agent); irq_set_chip_and_handler(irq, &twl4030_sih_irq_chip, handle_edge_irq); + irq_set_nested_thread(irq, 1); activate_irq(irq); } diff --git a/drivers/mfd/twl4030-madc.c b/drivers/mfd/twl4030-madc.c index 834f824d3c1..456ecb5ac4f 100644 --- a/drivers/mfd/twl4030-madc.c +++ b/drivers/mfd/twl4030-madc.c @@ -807,19 +807,7 @@ static struct platform_driver twl4030_madc_driver = { }, }; -static int __init twl4030_madc_init(void) -{ - return platform_driver_register(&twl4030_madc_driver); -} - -module_init(twl4030_madc_init); - -static void __exit twl4030_madc_exit(void) -{ - platform_driver_unregister(&twl4030_madc_driver); -} - -module_exit(twl4030_madc_exit); +module_platform_driver(twl4030_madc_driver); MODULE_DESCRIPTION("TWL4030 ADC driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c index a764676f092..d905f517115 100644 --- a/drivers/mfd/twl4030-power.c +++ b/drivers/mfd/twl4030-power.c @@ -34,7 +34,8 @@ static u8 twl4030_start_script_address = 0x2b; #define PWR_P1_SW_EVENTS 0x10 -#define PWR_DEVOFF (1<<0) +#define PWR_DEVOFF (1 << 0) +#define SEQ_OFFSYNC (1 << 0) #define PHY_TO_OFF_PM_MASTER(p) (p - 0x36) #define PHY_TO_OFF_PM_RECEIVER(p) (p - 0x5b) @@ -511,12 +512,27 @@ int twl4030_remove_script(u8 flags) return err; } +/* + * In master mode, start the power off sequence. + * After a successful execution, TWL shuts down the power to the SoC + * and all peripherals connected to it. + */ +void twl4030_power_off(void) +{ + int err; + + err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, PWR_DEVOFF, + TWL4030_PM_MASTER_P1_SW_EVENTS); + if (err) + pr_err("TWL4030 Unable to power off\n"); +} + void __init twl4030_power_init(struct twl4030_power_data *twl4030_scripts) { int err = 0; int i; struct twl4030_resconfig *resconfig; - u8 address = twl4030_start_script_address; + u8 val, address = twl4030_start_script_address; err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, TWL4030_PM_MASTER_KEY_CFG1, @@ -548,6 +564,28 @@ void __init twl4030_power_init(struct twl4030_power_data *twl4030_scripts) } } + /* Board has to be wired properly to use this feature */ + if (twl4030_scripts->use_poweroff && !pm_power_off) { + /* Default for SEQ_OFFSYNC is set, lets ensure this */ + err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &val, + TWL4030_PM_MASTER_CFG_P123_TRANSITION); + if (err) { + pr_warning("TWL4030 Unable to read registers\n"); + + } else if (!(val & SEQ_OFFSYNC)) { + val |= SEQ_OFFSYNC; + err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, val, + TWL4030_PM_MASTER_CFG_P123_TRANSITION); + if (err) { + pr_err("TWL4030 Unable to setup SEQ_OFFSYNC\n"); + goto relock; + } + } + + pm_power_off = twl4030_power_off; + } + +relock: err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0, TWL4030_PM_MASTER_PROTECT_KEY); if (err) diff --git a/drivers/mfd/twl6040-core.c b/drivers/mfd/twl6040-core.c index 268f80fd043..dda86293dc9 100644 --- a/drivers/mfd/twl6040-core.c +++ b/drivers/mfd/twl6040-core.c @@ -509,13 +509,10 @@ static int __devinit twl6040_probe(struct platform_device *pdev) twl6040->audpwron = -EINVAL; if (gpio_is_valid(twl6040->audpwron)) { - ret = gpio_request(twl6040->audpwron, "audpwron"); + ret = gpio_request_one(twl6040->audpwron, GPIOF_OUT_INIT_LOW, + "audpwron"); if (ret) goto gpio1_err; - - ret = gpio_direction_output(twl6040->audpwron, 0); - if (ret) - goto gpio2_err; } /* codec interrupt */ @@ -619,18 +616,7 @@ static struct platform_driver twl6040_driver = { }, }; -static int __devinit twl6040_init(void) -{ - return platform_driver_register(&twl6040_driver); -} -module_init(twl6040_init); - -static void __devexit twl6040_exit(void) -{ - platform_driver_unregister(&twl6040_driver); -} - -module_exit(twl6040_exit); +module_platform_driver(twl6040_driver); MODULE_DESCRIPTION("TWL6040 MFD"); MODULE_AUTHOR("Misael Lopez Cruz <misael.lopez@ti.com>"); diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c index b281217334e..91c4f25e0e5 100644 --- a/drivers/mfd/ucb1x00-core.c +++ b/drivers/mfd/ucb1x00-core.c @@ -36,6 +36,15 @@ static DEFINE_MUTEX(ucb1x00_mutex); static LIST_HEAD(ucb1x00_drivers); static LIST_HEAD(ucb1x00_devices); +static struct mcp_device_id ucb1x00_id[] = { + { "ucb1x00", 0 }, /* auto-detection */ + { "ucb1200", UCB_ID_1200 }, + { "ucb1300", UCB_ID_1300 }, + { "tc35143", UCB_ID_TC35143 }, + { } +}; +MODULE_DEVICE_TABLE(mcp, ucb1x00_id); + /** * ucb1x00_io_set_dir - set IO direction * @ucb: UCB1x00 structure describing chip @@ -527,17 +536,33 @@ static struct class ucb1x00_class = { static int ucb1x00_probe(struct mcp *mcp) { + const struct mcp_device_id *mid; struct ucb1x00 *ucb; struct ucb1x00_driver *drv; + struct ucb1x00_plat_data *pdata; unsigned int id; int ret = -ENODEV; int temp; mcp_enable(mcp); id = mcp_reg_read(mcp, UCB_ID); + mid = mcp_get_device_id(mcp); - if (id != UCB_ID_1200 && id != UCB_ID_1300 && id != UCB_ID_TC35143) { - printk(KERN_WARNING "UCB1x00 ID not found: %04x\n", id); + if (mid && mid->driver_data) { + if (id != mid->driver_data) { + printk(KERN_WARNING "%s wrong ID %04x found: %04x\n", + mid->name, (unsigned int) mid->driver_data, id); + goto err_disable; + } + } else { + mid = &ucb1x00_id[1]; + while (mid->driver_data) { + if (id == mid->driver_data) + break; + mid++; + } + printk(KERN_WARNING "%s ID not found: %04x\n", + ucb1x00_id[0].name, id); goto err_disable; } @@ -546,28 +571,28 @@ static int ucb1x00_probe(struct mcp *mcp) if (!ucb) goto err_disable; - + pdata = mcp->attached_device.platform_data; ucb->dev.class = &ucb1x00_class; ucb->dev.parent = &mcp->attached_device; - dev_set_name(&ucb->dev, "ucb1x00"); + dev_set_name(&ucb->dev, mid->name); spin_lock_init(&ucb->lock); spin_lock_init(&ucb->io_lock); sema_init(&ucb->adc_sem, 1); - ucb->id = id; + ucb->id = mid; ucb->mcp = mcp; ucb->irq = ucb1x00_detect_irq(ucb); if (ucb->irq == NO_IRQ) { - printk(KERN_ERR "UCB1x00: IRQ probe failed\n"); + printk(KERN_ERR "%s: IRQ probe failed\n", mid->name); ret = -ENODEV; goto err_free; } ucb->gpio.base = -1; - if (mcp->gpio_base != 0) { + if (pdata && (pdata->gpio_base >= 0)) { ucb->gpio.label = dev_name(&ucb->dev); - ucb->gpio.base = mcp->gpio_base; + ucb->gpio.base = pdata->gpio_base; ucb->gpio.ngpio = 10; ucb->gpio.set = ucb1x00_gpio_set; ucb->gpio.get = ucb1x00_gpio_get; @@ -580,10 +605,10 @@ static int ucb1x00_probe(struct mcp *mcp) dev_info(&ucb->dev, "gpio_base not set so no gpiolib support"); ret = request_irq(ucb->irq, ucb1x00_irq, IRQF_TRIGGER_RISING, - "UCB1x00", ucb); + mid->name, ucb); if (ret) { - printk(KERN_ERR "ucb1x00: unable to grab irq%d: %d\n", - ucb->irq, ret); + printk(KERN_ERR "%s: unable to grab irq%d: %d\n", + mid->name, ucb->irq, ret); goto err_gpio; } @@ -705,6 +730,7 @@ static struct mcp_driver ucb1x00_driver = { .remove = ucb1x00_remove, .suspend = ucb1x00_suspend, .resume = ucb1x00_resume, + .id_table = ucb1x00_id, }; static int __init ucb1x00_init(void) diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c index 38ffbd50a0d..40ec3c11886 100644 --- a/drivers/mfd/ucb1x00-ts.c +++ b/drivers/mfd/ucb1x00-ts.c @@ -382,7 +382,7 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev) ts->adcsync = adcsync ? UCB_SYNC : UCB_NOSYNC; idev->name = "Touchscreen panel"; - idev->id.product = ts->ucb->id; + idev->id.product = ts->ucb->id->driver_data; idev->open = ucb1x00_ts_open; idev->close = ucb1x00_ts_close; diff --git a/drivers/mfd/vx855.c b/drivers/mfd/vx855.c index d698703dbd4..b73cc15e008 100644 --- a/drivers/mfd/vx855.c +++ b/drivers/mfd/vx855.c @@ -118,7 +118,7 @@ static void __devexit vx855_remove(struct pci_dev *pdev) pci_disable_device(pdev); } -static struct pci_device_id vx855_pci_tbl[] = { +static DEFINE_PCI_DEVICE_TABLE(vx855_pci_tbl) = { { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VX855) }, { 0, } }; diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index 0a2b8d41a70..f5e54fae8ad 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -559,6 +559,8 @@ static int wm831x_write(struct wm831x *wm831x, unsigned short reg, dev_vdbg(wm831x->dev, "Write %04x to R%d(0x%x)\n", buf[i], reg + i, reg + i); ret = regmap_write(wm831x->regmap, reg + i, buf[i]); + if (ret != 0) + return ret; } return 0; @@ -1875,7 +1877,6 @@ err_irq: err_regmap: mfd_remove_devices(wm831x->dev); regmap_exit(wm831x->regmap); - kfree(wm831x); return ret; } @@ -1887,7 +1888,6 @@ void wm831x_device_exit(struct wm831x *wm831x) free_irq(wm831x->irq_base + WM831X_IRQ_AUXADC_DATA, wm831x); wm831x_irq_exit(wm831x); regmap_exit(wm831x->regmap); - kfree(wm831x); } int wm831x_device_suspend(struct wm831x *wm831x) diff --git a/drivers/mfd/wm831x-i2c.c b/drivers/mfd/wm831x-i2c.c index ac8da1d439d..cb15609b0a4 100644 --- a/drivers/mfd/wm831x-i2c.c +++ b/drivers/mfd/wm831x-i2c.c @@ -30,7 +30,7 @@ static int wm831x_i2c_probe(struct i2c_client *i2c, struct wm831x *wm831x; int ret; - wm831x = kzalloc(sizeof(struct wm831x), GFP_KERNEL); + wm831x = devm_kzalloc(&i2c->dev, sizeof(struct wm831x), GFP_KERNEL); if (wm831x == NULL) return -ENOMEM; @@ -42,7 +42,6 @@ static int wm831x_i2c_probe(struct i2c_client *i2c, ret = PTR_ERR(wm831x->regmap); dev_err(wm831x->dev, "Failed to allocate register map: %d\n", ret); - kfree(wm831x); return ret; } diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c index f4747a4a9a9..bec4d053916 100644 --- a/drivers/mfd/wm831x-irq.c +++ b/drivers/mfd/wm831x-irq.c @@ -325,11 +325,6 @@ static inline int irq_data_to_status_reg(struct wm831x_irq_data *irq_data) return WM831X_INTERRUPT_STATUS_1 - 1 + irq_data->reg; } -static inline int irq_data_to_mask_reg(struct wm831x_irq_data *irq_data) -{ - return WM831X_INTERRUPT_STATUS_1_MASK - 1 + irq_data->reg; -} - static inline struct wm831x_irq_data *irq_to_wm831x_irq(struct wm831x *wm831x, int irq) { @@ -477,8 +472,7 @@ static irqreturn_t wm831x_irq_thread(int irq, void *data) handle_nested_irq(wm831x->irq_base + WM831X_IRQ_TCHPD); if (primary & WM831X_TCHDATA_INT) handle_nested_irq(wm831x->irq_base + WM831X_IRQ_TCHDATA); - if (primary & (WM831X_TCHDATA_EINT | WM831X_TCHPD_EINT)) - goto out; + primary &= ~(WM831X_TCHDATA_EINT | WM831X_TCHPD_EINT); for (i = 0; i < ARRAY_SIZE(wm831x_irqs); i++) { int offset = wm831x_irqs[i].reg - 1; diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c index 8d6a9a969db..62ef3254105 100644 --- a/drivers/mfd/wm831x-spi.c +++ b/drivers/mfd/wm831x-spi.c @@ -30,7 +30,7 @@ static int __devinit wm831x_spi_probe(struct spi_device *spi) type = (enum wm831x_parent)id->driver_data; - wm831x = kzalloc(sizeof(struct wm831x), GFP_KERNEL); + wm831x = devm_kzalloc(&spi->dev, sizeof(struct wm831x), GFP_KERNEL); if (wm831x == NULL) return -ENOMEM; @@ -45,7 +45,6 @@ static int __devinit wm831x_spi_probe(struct spi_device *spi) ret = PTR_ERR(wm831x->regmap); dev_err(wm831x->dev, "Failed to allocate register map: %d\n", ret); - kfree(wm831x); return ret; } @@ -95,7 +94,6 @@ MODULE_DEVICE_TABLE(spi, wm831x_spi_id); static struct spi_driver wm831x_spi_driver = { .driver = { .name = "wm831x", - .bus = &spi_bus_type, .owner = THIS_MODULE, .pm = &wm831x_spi_pm, }, diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c index e81cc31e420..dd1caaac55e 100644 --- a/drivers/mfd/wm8350-core.c +++ b/drivers/mfd/wm8350-core.c @@ -573,6 +573,8 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq, u16 id1, id2, mask_rev; u16 cust_id, mode, chip_rev; + dev_set_drvdata(wm8350->dev, wm8350); + /* get WM8350 revision and config mode */ ret = wm8350->read_dev(wm8350, WM8350_RESET_ID, sizeof(id1), &id1); if (ret != 0) { diff --git a/drivers/mfd/wm8350-i2c.c b/drivers/mfd/wm8350-i2c.c index 5fe5de166ad..d955faaf27c 100644 --- a/drivers/mfd/wm8350-i2c.c +++ b/drivers/mfd/wm8350-i2c.c @@ -63,7 +63,7 @@ static int wm8350_i2c_probe(struct i2c_client *i2c, struct wm8350 *wm8350; int ret = 0; - wm8350 = kzalloc(sizeof(struct wm8350), GFP_KERNEL); + wm8350 = devm_kzalloc(&i2c->dev, sizeof(struct wm8350), GFP_KERNEL); if (wm8350 == NULL) return -ENOMEM; @@ -80,7 +80,6 @@ static int wm8350_i2c_probe(struct i2c_client *i2c, return ret; err: - kfree(wm8350); return ret; } @@ -89,7 +88,6 @@ static int wm8350_i2c_remove(struct i2c_client *i2c) struct wm8350 *wm8350 = i2c_get_clientdata(i2c); wm8350_device_exit(wm8350); - kfree(wm8350); return 0; } diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c index 62b4626f456..2204893444a 100644 --- a/drivers/mfd/wm8400-core.c +++ b/drivers/mfd/wm8400-core.c @@ -344,7 +344,7 @@ static int wm8400_i2c_probe(struct i2c_client *i2c, struct wm8400 *wm8400; int ret; - wm8400 = kzalloc(sizeof(struct wm8400), GFP_KERNEL); + wm8400 = devm_kzalloc(&i2c->dev, sizeof(struct wm8400), GFP_KERNEL); if (wm8400 == NULL) { ret = -ENOMEM; goto err; @@ -353,7 +353,7 @@ static int wm8400_i2c_probe(struct i2c_client *i2c, wm8400->regmap = regmap_init_i2c(i2c, &wm8400_regmap_config); if (IS_ERR(wm8400->regmap)) { ret = PTR_ERR(wm8400->regmap); - goto struct_err; + goto err; } wm8400->dev = &i2c->dev; @@ -367,8 +367,6 @@ static int wm8400_i2c_probe(struct i2c_client *i2c, map_err: regmap_exit(wm8400->regmap); -struct_err: - kfree(wm8400); err: return ret; } @@ -379,7 +377,6 @@ static int wm8400_i2c_remove(struct i2c_client *i2c) wm8400_release(wm8400); regmap_exit(wm8400->regmap); - kfree(wm8400); return 0; } diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 5664696f2d3..6a1a092db14 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -500,6 +500,14 @@ config USB_SWITCH_FSA9480 stereo and mono audio, video, microphone and UART data to use a common connector port. +config MAX8997_MUIC + tristate "MAX8997 MUIC Support" + depends on MFD_MAX8997 + help + If you say yes here you get support for the MUIC device of + Maxim MAX8997 PMIC. + The MAX8997 MUIC is a USB port accessory detector and switch. + source "drivers/misc/c2port/Kconfig" source "drivers/misc/eeprom/Kconfig" source "drivers/misc/cb710/Kconfig" diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile index b26495a0255..3e1d80106f0 100644 --- a/drivers/misc/Makefile +++ b/drivers/misc/Makefile @@ -48,3 +48,4 @@ obj-y += lis3lv02d/ obj-y += carma/ obj-$(CONFIG_USB_SWITCH_FSA9480) += fsa9480.o obj-$(CONFIG_ALTERA_STAPL) +=altera-stapl/ +obj-$(CONFIG_MAX8997_MUIC) += max8997-muic.o diff --git a/drivers/misc/ab8500-pwm.c b/drivers/misc/ab8500-pwm.c index 2208a9d5262..d7a9aa14e5d 100644 --- a/drivers/misc/ab8500-pwm.c +++ b/drivers/misc/ab8500-pwm.c @@ -8,8 +8,8 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/pwm.h> -#include <linux/mfd/ab8500.h> #include <linux/mfd/abx500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/module.h> /* diff --git a/drivers/misc/max8997-muic.c b/drivers/misc/max8997-muic.c new file mode 100644 index 00000000000..d74ef41aabd --- /dev/null +++ b/drivers/misc/max8997-muic.c @@ -0,0 +1,505 @@ +/* + * max8997-muic.c - MAX8997 muic driver for the Maxim 8997 + * + * Copyright (C) 2011 Samsung Electrnoics + * Donggeun Kim <dg77.kim@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/err.h> +#include <linux/platform_device.h> +#include <linux/kobject.h> +#include <linux/mfd/max8997.h> +#include <linux/mfd/max8997-private.h> + +/* MAX8997-MUIC STATUS1 register */ +#define STATUS1_ADC_SHIFT 0 +#define STATUS1_ADCLOW_SHIFT 5 +#define STATUS1_ADCERR_SHIFT 6 +#define STATUS1_ADC_MASK (0x1f << STATUS1_ADC_SHIFT) +#define STATUS1_ADCLOW_MASK (0x1 << STATUS1_ADCLOW_SHIFT) +#define STATUS1_ADCERR_MASK (0x1 << STATUS1_ADCERR_SHIFT) + +/* MAX8997-MUIC STATUS2 register */ +#define STATUS2_CHGTYP_SHIFT 0 +#define STATUS2_CHGDETRUN_SHIFT 3 +#define STATUS2_DCDTMR_SHIFT 4 +#define STATUS2_DBCHG_SHIFT 5 +#define STATUS2_VBVOLT_SHIFT 6 +#define STATUS2_CHGTYP_MASK (0x7 << STATUS2_CHGTYP_SHIFT) +#define STATUS2_CHGDETRUN_MASK (0x1 << STATUS2_CHGDETRUN_SHIFT) +#define STATUS2_DCDTMR_MASK (0x1 << STATUS2_DCDTMR_SHIFT) +#define STATUS2_DBCHG_MASK (0x1 << STATUS2_DBCHG_SHIFT) +#define STATUS2_VBVOLT_MASK (0x1 << STATUS2_VBVOLT_SHIFT) + +/* MAX8997-MUIC STATUS3 register */ +#define STATUS3_OVP_SHIFT 2 +#define STATUS3_OVP_MASK (0x1 << STATUS3_OVP_SHIFT) + +/* MAX8997-MUIC CONTROL1 register */ +#define COMN1SW_SHIFT 0 +#define COMP2SW_SHIFT 3 +#define COMN1SW_MASK (0x7 << COMN1SW_SHIFT) +#define COMP2SW_MASK (0x7 << COMP2SW_SHIFT) +#define SW_MASK (COMP2SW_MASK | COMN1SW_MASK) + +#define MAX8997_SW_USB ((1 << COMP2SW_SHIFT) | (1 << COMN1SW_SHIFT)) +#define MAX8997_SW_AUDIO ((2 << COMP2SW_SHIFT) | (2 << COMN1SW_SHIFT)) +#define MAX8997_SW_UART ((3 << COMP2SW_SHIFT) | (3 << COMN1SW_SHIFT)) +#define MAX8997_SW_OPEN ((0 << COMP2SW_SHIFT) | (0 << COMN1SW_SHIFT)) + +#define MAX8997_ADC_GROUND 0x00 +#define MAX8997_ADC_MHL 0x01 +#define MAX8997_ADC_JIG_USB_1 0x18 +#define MAX8997_ADC_JIG_USB_2 0x19 +#define MAX8997_ADC_DESKDOCK 0x1a +#define MAX8997_ADC_JIG_UART 0x1c +#define MAX8997_ADC_CARDOCK 0x1d +#define MAX8997_ADC_OPEN 0x1f + +struct max8997_muic_irq { + unsigned int irq; + const char *name; +}; + +static struct max8997_muic_irq muic_irqs[] = { + { MAX8997_MUICIRQ_ADCError, "muic-ADC_error" }, + { MAX8997_MUICIRQ_ADCLow, "muic-ADC_low" }, + { MAX8997_MUICIRQ_ADC, "muic-ADC" }, + { MAX8997_MUICIRQ_VBVolt, "muic-VB_voltage" }, + { MAX8997_MUICIRQ_DBChg, "muic-DB_charger" }, + { MAX8997_MUICIRQ_DCDTmr, "muic-DCD_timer" }, + { MAX8997_MUICIRQ_ChgDetRun, "muic-CDR_status" }, + { MAX8997_MUICIRQ_ChgTyp, "muic-charger_type" }, + { MAX8997_MUICIRQ_OVP, "muic-over_voltage" }, +}; + +struct max8997_muic_info { + struct device *dev; + struct max8997_dev *iodev; + struct i2c_client *muic; + struct max8997_muic_platform_data *muic_pdata; + + int irq; + struct work_struct irq_work; + + enum max8997_muic_charger_type pre_charger_type; + int pre_adc; + + struct mutex mutex; +}; + +static int max8997_muic_handle_usb(struct max8997_muic_info *info, + enum max8997_muic_usb_type usb_type, bool attached) +{ + struct max8997_muic_platform_data *mdata = info->muic_pdata; + int ret = 0; + + if (usb_type == MAX8997_USB_HOST) { + /* switch to USB */ + ret = max8997_update_reg(info->muic, MAX8997_MUIC_REG_CONTROL1, + attached ? MAX8997_SW_USB : MAX8997_SW_OPEN, + SW_MASK); + if (ret) { + dev_err(info->dev, "failed to update muic register\n"); + goto out; + } + } + + if (mdata->usb_callback) + mdata->usb_callback(usb_type, attached); +out: + return ret; +} + +static void max8997_muic_handle_mhl(struct max8997_muic_info *info, + bool attached) +{ + struct max8997_muic_platform_data *mdata = info->muic_pdata; + + if (mdata->mhl_callback) + mdata->mhl_callback(attached); +} + +static int max8997_muic_handle_dock(struct max8997_muic_info *info, + int adc, bool attached) +{ + struct max8997_muic_platform_data *mdata = info->muic_pdata; + int ret = 0; + + /* switch to AUDIO */ + ret = max8997_update_reg(info->muic, MAX8997_MUIC_REG_CONTROL1, + attached ? MAX8997_SW_AUDIO : MAX8997_SW_OPEN, + SW_MASK); + if (ret) { + dev_err(info->dev, "failed to update muic register\n"); + goto out; + } + + switch (adc) { + case MAX8997_ADC_DESKDOCK: + if (mdata->deskdock_callback) + mdata->deskdock_callback(attached); + break; + case MAX8997_ADC_CARDOCK: + if (mdata->cardock_callback) + mdata->cardock_callback(attached); + break; + default: + break; + } +out: + return ret; +} + +static int max8997_muic_handle_jig_uart(struct max8997_muic_info *info, + bool attached) +{ + struct max8997_muic_platform_data *mdata = info->muic_pdata; + int ret = 0; + + /* switch to UART */ + ret = max8997_update_reg(info->muic, MAX8997_MUIC_REG_CONTROL1, + attached ? MAX8997_SW_UART : MAX8997_SW_OPEN, + SW_MASK); + if (ret) { + dev_err(info->dev, "failed to update muic register\n"); + goto out; + } + + if (mdata->uart_callback) + mdata->uart_callback(attached); +out: + return ret; +} + +static int max8997_muic_handle_adc_detach(struct max8997_muic_info *info) +{ + int ret = 0; + + switch (info->pre_adc) { + case MAX8997_ADC_GROUND: + ret = max8997_muic_handle_usb(info, MAX8997_USB_HOST, false); + break; + case MAX8997_ADC_MHL: + max8997_muic_handle_mhl(info, false); + break; + case MAX8997_ADC_JIG_USB_1: + case MAX8997_ADC_JIG_USB_2: + ret = max8997_muic_handle_usb(info, MAX8997_USB_DEVICE, false); + break; + case MAX8997_ADC_DESKDOCK: + case MAX8997_ADC_CARDOCK: + ret = max8997_muic_handle_dock(info, info->pre_adc, false); + break; + case MAX8997_ADC_JIG_UART: + ret = max8997_muic_handle_jig_uart(info, false); + break; + default: + break; + } + + return ret; +} + +static int max8997_muic_handle_adc(struct max8997_muic_info *info, int adc) +{ + int ret = 0; + + switch (adc) { + case MAX8997_ADC_GROUND: + ret = max8997_muic_handle_usb(info, MAX8997_USB_HOST, true); + break; + case MAX8997_ADC_MHL: + max8997_muic_handle_mhl(info, true); + break; + case MAX8997_ADC_JIG_USB_1: + case MAX8997_ADC_JIG_USB_2: + ret = max8997_muic_handle_usb(info, MAX8997_USB_DEVICE, true); + break; + case MAX8997_ADC_DESKDOCK: + case MAX8997_ADC_CARDOCK: + ret = max8997_muic_handle_dock(info, adc, true); + break; + case MAX8997_ADC_JIG_UART: + ret = max8997_muic_handle_jig_uart(info, true); + break; + case MAX8997_ADC_OPEN: + ret = max8997_muic_handle_adc_detach(info); + break; + default: + break; + } + + info->pre_adc = adc; + + return ret; +} + +static int max8997_muic_handle_charger_type(struct max8997_muic_info *info, + enum max8997_muic_charger_type charger_type) +{ + struct max8997_muic_platform_data *mdata = info->muic_pdata; + u8 adc; + int ret; + + ret = max8997_read_reg(info->muic, MAX8997_MUIC_REG_STATUS1, &adc); + if (ret) { + dev_err(info->dev, "failed to read muic register\n"); + goto out; + } + + switch (charger_type) { + case MAX8997_CHARGER_TYPE_NONE: + if (mdata->charger_callback) + mdata->charger_callback(false, charger_type); + if (info->pre_charger_type == MAX8997_CHARGER_TYPE_USB) { + max8997_muic_handle_usb(info, + MAX8997_USB_DEVICE, false); + } + break; + case MAX8997_CHARGER_TYPE_USB: + if ((adc & STATUS1_ADC_MASK) == MAX8997_ADC_OPEN) { + max8997_muic_handle_usb(info, + MAX8997_USB_DEVICE, true); + } + if (mdata->charger_callback) + mdata->charger_callback(true, charger_type); + break; + case MAX8997_CHARGER_TYPE_DOWNSTREAM_PORT: + case MAX8997_CHARGER_TYPE_DEDICATED_CHG: + case MAX8997_CHARGER_TYPE_500MA: + case MAX8997_CHARGER_TYPE_1A: + if (mdata->charger_callback) + mdata->charger_callback(true, charger_type); + break; + default: + break; + } + + info->pre_charger_type = charger_type; +out: + return ret; +} + +static void max8997_muic_irq_work(struct work_struct *work) +{ + struct max8997_muic_info *info = container_of(work, + struct max8997_muic_info, irq_work); + struct max8997_platform_data *pdata = + dev_get_platdata(info->iodev->dev); + u8 status[3]; + u8 adc, chg_type; + + int irq_type = info->irq - pdata->irq_base; + int ret; + + mutex_lock(&info->mutex); + + ret = max8997_bulk_read(info->muic, MAX8997_MUIC_REG_STATUS1, + 3, status); + if (ret) { + dev_err(info->dev, "failed to read muic register\n"); + mutex_unlock(&info->mutex); + return; + } + + dev_dbg(info->dev, "%s: STATUS1:0x%x, 2:0x%x\n", __func__, + status[0], status[1]); + + switch (irq_type) { + case MAX8997_MUICIRQ_ADC: + adc = status[0] & STATUS1_ADC_MASK; + adc >>= STATUS1_ADC_SHIFT; + + max8997_muic_handle_adc(info, adc); + break; + case MAX8997_MUICIRQ_ChgTyp: + chg_type = status[1] & STATUS2_CHGTYP_MASK; + chg_type >>= STATUS2_CHGTYP_SHIFT; + + max8997_muic_handle_charger_type(info, chg_type); + break; + default: + dev_info(info->dev, "misc interrupt: %s occurred\n", + muic_irqs[irq_type].name); + break; + } + + mutex_unlock(&info->mutex); + + return; +} + +static irqreturn_t max8997_muic_irq_handler(int irq, void *data) +{ + struct max8997_muic_info *info = data; + + dev_dbg(info->dev, "irq:%d\n", irq); + info->irq = irq; + + schedule_work(&info->irq_work); + + return IRQ_HANDLED; +} + +static void max8997_muic_detect_dev(struct max8997_muic_info *info) +{ + int ret; + u8 status[2], adc, chg_type; + + ret = max8997_bulk_read(info->muic, MAX8997_MUIC_REG_STATUS1, + 2, status); + if (ret) { + dev_err(info->dev, "failed to read muic register\n"); + return; + } + + dev_info(info->dev, "STATUS1:0x%x, STATUS2:0x%x\n", + status[0], status[1]); + + adc = status[0] & STATUS1_ADC_MASK; + adc >>= STATUS1_ADC_SHIFT; + + chg_type = status[1] & STATUS2_CHGTYP_MASK; + chg_type >>= STATUS2_CHGTYP_SHIFT; + + max8997_muic_handle_adc(info, adc); + max8997_muic_handle_charger_type(info, chg_type); +} + +static void max8997_initialize_device(struct max8997_muic_info *info) +{ + struct max8997_muic_platform_data *mdata = info->muic_pdata; + int i; + + for (i = 0; i < mdata->num_init_data; i++) { + max8997_write_reg(info->muic, mdata->init_data[i].addr, + mdata->init_data[i].data); + } +} + +static int __devinit max8997_muic_probe(struct platform_device *pdev) +{ + struct max8997_dev *iodev = dev_get_drvdata(pdev->dev.parent); + struct max8997_platform_data *pdata = dev_get_platdata(iodev->dev); + struct max8997_muic_info *info; + int ret, i; + + info = kzalloc(sizeof(struct max8997_muic_info), GFP_KERNEL); + if (!info) { + dev_err(&pdev->dev, "failed to allocate memory\n"); + ret = -ENOMEM; + goto err_kfree; + } + + if (!pdata->muic_pdata) { + dev_err(&pdev->dev, "failed to get platform_data\n"); + ret = -EINVAL; + goto err_pdata; + } + info->muic_pdata = pdata->muic_pdata; + + info->dev = &pdev->dev; + info->iodev = iodev; + info->muic = iodev->muic; + + platform_set_drvdata(pdev, info); + mutex_init(&info->mutex); + + INIT_WORK(&info->irq_work, max8997_muic_irq_work); + + for (i = 0; i < ARRAY_SIZE(muic_irqs); i++) { + struct max8997_muic_irq *muic_irq = &muic_irqs[i]; + + ret = request_threaded_irq(pdata->irq_base + muic_irq->irq, + NULL, max8997_muic_irq_handler, + 0, muic_irq->name, + info); + if (ret) { + dev_err(&pdev->dev, + "failed: irq request (IRQ: %d," + " error :%d)\n", + muic_irq->irq, ret); + + for (i = i - 1; i >= 0; i--) + free_irq(muic_irq->irq, info); + + goto err_irq; + } + } + + /* Initialize registers according to platform data */ + max8997_initialize_device(info); + + /* Initial device detection */ + max8997_muic_detect_dev(info); + + return ret; + +err_irq: +err_pdata: + kfree(info); +err_kfree: + return ret; +} + +static int __devexit max8997_muic_remove(struct platform_device *pdev) +{ + struct max8997_muic_info *info = platform_get_drvdata(pdev); + struct max8997_platform_data *pdata = + dev_get_platdata(info->iodev->dev); + int i; + + for (i = 0; i < ARRAY_SIZE(muic_irqs); i++) + free_irq(pdata->irq_base + muic_irqs[i].irq, info); + cancel_work_sync(&info->irq_work); + + kfree(info); + + return 0; +} + +static struct platform_driver max8997_muic_driver = { + .driver = { + .name = "max8997-muic", + .owner = THIS_MODULE, + }, + .probe = max8997_muic_probe, + .remove = __devexit_p(max8997_muic_remove), +}; + +static int __init max8997_muic_init(void) +{ + return platform_driver_register(&max8997_muic_driver); +} +module_init(max8997_muic_init); + +static void __exit max8997_muic_exit(void) +{ + platform_driver_unregister(&max8997_muic_driver); +} +module_exit(max8997_muic_exit); + +MODULE_DESCRIPTION("Maxim MAX8997 MUIC driver"); +MODULE_AUTHOR("Donggeun Kim <dg77.kim@samsung.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c index e91b8ddc279..c9b92531ae6 100644 --- a/drivers/regulator/ab8500.c +++ b/drivers/regulator/ab8500.c @@ -16,8 +16,8 @@ #include <linux/module.h> #include <linux/err.h> #include <linux/platform_device.h> -#include <linux/mfd/ab8500.h> #include <linux/mfd/abx500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/regulator/ab8500.h> diff --git a/drivers/rtc/rtc-ab8500.c b/drivers/rtc/rtc-ab8500.c index a0a9810adf0..4bcf9ca2818 100644 --- a/drivers/rtc/rtc-ab8500.c +++ b/drivers/rtc/rtc-ab8500.c @@ -15,7 +15,7 @@ #include <linux/platform_device.h> #include <linux/rtc.h> #include <linux/mfd/abx500.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #include <linux/delay.h> #define AB8500_RTC_SOFF_STAT_REG 0x00 diff --git a/drivers/rtc/rtc-max8925.c b/drivers/rtc/rtc-max8925.c index 4a5529346b4..2d71943bc43 100644 --- a/drivers/rtc/rtc-max8925.c +++ b/drivers/rtc/rtc-max8925.c @@ -261,6 +261,8 @@ static int __devinit max8925_rtc_probe(struct platform_device *pdev) /* XXX - isn't this redundant? */ platform_set_drvdata(pdev, info); + device_init_wakeup(&pdev->dev, 1); + info->rtc_dev = rtc_device_register("max8925-rtc", &pdev->dev, &max8925_rtc_ops, THIS_MODULE); ret = PTR_ERR(info->rtc_dev); @@ -290,10 +292,34 @@ static int __devexit max8925_rtc_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM_SLEEP +static int max8925_rtc_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent); + + if (device_may_wakeup(dev)) + chip->wakeup_flag |= 1 << MAX8925_IRQ_RTC_ALARM0; + return 0; +} +static int max8925_rtc_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent); + + if (device_may_wakeup(dev)) + chip->wakeup_flag &= ~(1 << MAX8925_IRQ_RTC_ALARM0); + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(max8925_rtc_pm_ops, max8925_rtc_suspend, max8925_rtc_resume); + static struct platform_driver max8925_rtc_driver = { .driver = { .name = "max8925-rtc", .owner = THIS_MODULE, + .pm = &max8925_rtc_pm_ops, }, .probe = max8925_rtc_probe, .remove = __devexit_p(max8925_rtc_remove), diff --git a/drivers/usb/otg/ab8500-usb.c b/drivers/usb/otg/ab8500-usb.c index 07ccea9ada4..74fe6e62e0f 100644 --- a/drivers/usb/otg/ab8500-usb.c +++ b/drivers/usb/otg/ab8500-usb.c @@ -30,7 +30,7 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/mfd/abx500.h> -#include <linux/mfd/ab8500.h> +#include <linux/mfd/abx500/ab8500.h> #define AB8500_MAIN_WD_CTRL_REG 0x01 #define AB8500_USB_LINE_STAT_REG 0x80 diff --git a/include/linux/i2c/twl.h b/include/linux/i2c/twl.h index 114c0f6fc63..78d3465251d 100644 --- a/include/linux/i2c/twl.h +++ b/include/linux/i2c/twl.h @@ -652,10 +652,12 @@ struct twl4030_power_data { unsigned num; struct twl4030_resconfig *resource_config; #define TWL4030_RESCONFIG_UNDEF ((u8)-1) + bool use_poweroff; /* Board is wired for TWL poweroff */ }; extern void twl4030_power_init(struct twl4030_power_data *triton2_scripts); extern int twl4030_remove_script(u8 flags); +extern void twl4030_power_off(void); struct twl4030_codec_data { unsigned int digimic_delay; /* in ms */ diff --git a/include/linux/mfd/88pm860x.h b/include/linux/mfd/88pm860x.h index 63b4fb8e3b6..92be3476c9f 100644 --- a/include/linux/mfd/88pm860x.h +++ b/include/linux/mfd/88pm860x.h @@ -297,10 +297,11 @@ enum { struct pm860x_chip { struct device *dev; - struct mutex io_lock; struct mutex irq_lock; struct i2c_client *client; struct i2c_client *companion; /* companion chip client */ + struct regmap *regmap; + struct regmap *regmap_companion; int buck3_double; /* DVC ramp slope double */ unsigned short companion_addr; diff --git a/include/linux/mfd/ab5500/ab5500.h b/include/linux/mfd/abx500/ab5500.h index a720051ae93..a720051ae93 100644 --- a/include/linux/mfd/ab5500/ab5500.h +++ b/include/linux/mfd/abx500/ab5500.h diff --git a/include/linux/mfd/ab8500/gpadc.h b/include/linux/mfd/abx500/ab8500-gpadc.h index 252966769d9..252966769d9 100644 --- a/include/linux/mfd/ab8500/gpadc.h +++ b/include/linux/mfd/abx500/ab8500-gpadc.h diff --git a/include/linux/mfd/ab8500/gpio.h b/include/linux/mfd/abx500/ab8500-gpio.h index 488a8c920a2..488a8c920a2 100644 --- a/include/linux/mfd/ab8500/gpio.h +++ b/include/linux/mfd/abx500/ab8500-gpio.h diff --git a/include/linux/mfd/ab8500/sysctrl.h b/include/linux/mfd/abx500/ab8500-sysctrl.h index 10da0291f8f..10da0291f8f 100644 --- a/include/linux/mfd/ab8500/sysctrl.h +++ b/include/linux/mfd/abx500/ab8500-sysctrl.h diff --git a/include/linux/mfd/ab8500.h b/include/linux/mfd/abx500/ab8500.h index 838c6b487cc..838c6b487cc 100644 --- a/include/linux/mfd/ab8500.h +++ b/include/linux/mfd/abx500/ab8500.h diff --git a/include/linux/mfd/max8925.h b/include/linux/mfd/max8925.h index b8e6d944908..15b2392a56f 100644 --- a/include/linux/mfd/max8925.h +++ b/include/linux/mfd/max8925.h @@ -203,6 +203,8 @@ struct max8925_chip { int irq_base; int core_irq; int tsc_irq; + + unsigned int wakeup_flag; }; struct max8925_backlight_pdata { diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h index 0bbd13dbe33..fff590521e5 100644 --- a/include/linux/mfd/max8997.h +++ b/include/linux/mfd/max8997.h @@ -77,6 +77,82 @@ struct max8997_regulator_data { struct regulator_init_data *initdata; }; +enum max8997_muic_usb_type { + MAX8997_USB_HOST, + MAX8997_USB_DEVICE, +}; + +enum max8997_muic_charger_type { + MAX8997_CHARGER_TYPE_NONE = 0, + MAX8997_CHARGER_TYPE_USB, + MAX8997_CHARGER_TYPE_DOWNSTREAM_PORT, + MAX8997_CHARGER_TYPE_DEDICATED_CHG, + MAX8997_CHARGER_TYPE_500MA, + MAX8997_CHARGER_TYPE_1A, + MAX8997_CHARGER_TYPE_DEAD_BATTERY = 7, +}; + +struct max8997_muic_reg_data { + u8 addr; + u8 data; +}; + +/** + * struct max8997_muic_platform_data + * @usb_callback: callback function for USB + * inform callee of USB type (HOST or DEVICE) + * and attached state(true or false) + * @charger_callback: callback function for charger + * inform callee of charger_type + * and attached state(true or false) + * @deskdock_callback: callback function for desk dock + * inform callee of attached state(true or false) + * @cardock_callback: callback function for car dock + * inform callee of attached state(true or false) + * @mhl_callback: callback function for MHL (Mobile High-definition Link) + * inform callee of attached state(true or false) + * @uart_callback: callback function for JIG UART + * inform callee of attached state(true or false) + * @init_data: array of max8997_muic_reg_data + * used for initializing registers of MAX8997 MUIC device + * @num_init_data: array size of init_data + */ +struct max8997_muic_platform_data { + void (*usb_callback)(enum max8997_muic_usb_type usb_type, + bool attached); + void (*charger_callback)(bool attached, + enum max8997_muic_charger_type charger_type); + void (*deskdock_callback) (bool attached); + void (*cardock_callback) (bool attached); + void (*mhl_callback) (bool attached); + void (*uart_callback) (bool attached); + + struct max8997_muic_reg_data *init_data; + int num_init_data; +}; + +enum max8997_led_mode { + MAX8997_NONE, + MAX8997_FLASH_MODE, + MAX8997_MOVIE_MODE, + MAX8997_FLASH_PIN_CONTROL_MODE, + MAX8997_MOVIE_PIN_CONTROL_MODE, +}; + +/** + * struct max8997_led_platform_data + * The number of LED devices for MAX8997 is two + * @mode: LED mode for each LED device + * @brightness: initial brightness for each LED device + * range: + * [0 - 31]: MAX8997_FLASH_MODE and MAX8997_FLASH_PIN_CONTROL_MODE + * [0 - 15]: MAX8997_MOVIE_MODE and MAX8997_MOVIE_PIN_CONTROL_MODE + */ +struct max8997_led_platform_data { + enum max8997_led_mode mode[2]; + u8 brightness[2]; +}; + struct max8997_platform_data { /* IRQ */ int irq_base; @@ -113,10 +189,13 @@ struct max8997_platform_data { /* charge Full Timeout */ int timeout; /* 0 (no timeout), 5, 6, 7 hours */ - /* MUIC: Not implemented */ + /* ---- MUIC ---- */ + struct max8997_muic_platform_data *muic_pdata; + /* HAPTIC: Not implemented */ /* RTC: Not implemented */ - /* Flash: Not implemented */ + /* ---- LED ---- */ + struct max8997_led_platform_data *led_pdata; }; #endif /* __LINUX_MFD_MAX8998_H */ diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h index a98e2a316d1..b86ee45c8b0 100644 --- a/include/linux/mfd/mc13xxx.h +++ b/include/linux/mfd/mc13xxx.h @@ -174,6 +174,9 @@ struct mc13xxx_platform_data { #define MC13XXX_ADC_MODE_MULT_CHAN 3 #define MC13XXX_ADC0 43 +#define MC13XXX_ADC0_LICELLCON (1 << 0) +#define MC13XXX_ADC0_CHRGICON (1 << 1) +#define MC13XXX_ADC0_BATICON (1 << 2) #define MC13XXX_ADC0_ADREFEN (1 << 10) #define MC13XXX_ADC0_TSMOD0 (1 << 12) #define MC13XXX_ADC0_TSMOD1 (1 << 13) @@ -185,4 +188,9 @@ struct mc13xxx_platform_data { MC13XXX_ADC0_TSMOD1 | \ MC13XXX_ADC0_TSMOD2) +#define MC13XXX_ADC0_CONFIG_MASK (MC13XXX_ADC0_TSMOD_MASK | \ + MC13XXX_ADC0_LICELLCON | \ + MC13XXX_ADC0_CHRGICON | \ + MC13XXX_ADC0_BATICON) + #endif /* ifndef __LINUX_MFD_MC13XXX_H */ diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h index ee496708e38..1515e64e366 100644 --- a/include/linux/mfd/mcp.h +++ b/include/linux/mfd/mcp.h @@ -10,6 +10,7 @@ #ifndef MCP_H #define MCP_H +#include <linux/mod_devicetable.h> #include <mach/dma.h> struct mcp_ops; @@ -26,7 +27,7 @@ struct mcp { dma_device_t dma_telco_rd; dma_device_t dma_telco_wr; struct device attached_device; - int gpio_base; + const char *codec; }; struct mcp_ops { @@ -44,10 +45,11 @@ void mcp_reg_write(struct mcp *, unsigned int, unsigned int); unsigned int mcp_reg_read(struct mcp *, unsigned int); void mcp_enable(struct mcp *); void mcp_disable(struct mcp *); +const struct mcp_device_id *mcp_get_device_id(const struct mcp *mcp); #define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate) struct mcp *mcp_host_alloc(struct device *, size_t); -int mcp_host_register(struct mcp *); +int mcp_host_register(struct mcp *, void *); void mcp_host_unregister(struct mcp *); struct mcp_driver { @@ -56,6 +58,7 @@ struct mcp_driver { void (*remove)(struct mcp *); int (*suspend)(struct mcp *, pm_message_t); int (*resume)(struct mcp *); + const struct mcp_device_id *id_table; }; int mcp_driver_register(struct mcp_driver *); diff --git a/include/linux/mfd/s5m87xx/s5m-core.h b/include/linux/mfd/s5m87xx/s5m-core.h new file mode 100644 index 00000000000..a7480b57f92 --- /dev/null +++ b/include/linux/mfd/s5m87xx/s5m-core.h @@ -0,0 +1,373 @@ +/* + * s5m-core.h + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#ifndef __LINUX_MFD_S5M_CORE_H +#define __LINUX_MFD_S5M_CORE_H + +#define NUM_IRQ_REGS 4 + +enum s5m_device_type { + S5M8751X, + S5M8763X, + S5M8767X, +}; + +/* S5M8767 registers */ +enum s5m8767_reg { + S5M8767_REG_ID, + S5M8767_REG_INT1, + S5M8767_REG_INT2, + S5M8767_REG_INT3, + S5M8767_REG_INT1M, + S5M8767_REG_INT2M, + S5M8767_REG_INT3M, + S5M8767_REG_STATUS1, + S5M8767_REG_STATUS2, + S5M8767_REG_STATUS3, + S5M8767_REG_CTRL1, + S5M8767_REG_CTRL2, + S5M8767_REG_LOWBAT1, + S5M8767_REG_LOWBAT2, + S5M8767_REG_BUCHG, + S5M8767_REG_DVSRAMP, + S5M8767_REG_DVSTIMER2 = 0x10, + S5M8767_REG_DVSTIMER3, + S5M8767_REG_DVSTIMER4, + S5M8767_REG_LDO1, + S5M8767_REG_LDO2, + S5M8767_REG_LDO3, + S5M8767_REG_LDO4, + S5M8767_REG_LDO5, + S5M8767_REG_LDO6, + S5M8767_REG_LDO7, + S5M8767_REG_LDO8, + S5M8767_REG_LDO9, + S5M8767_REG_LDO10, + S5M8767_REG_LDO11, + S5M8767_REG_LDO12, + S5M8767_REG_LDO13, + S5M8767_REG_LDO14 = 0x20, + S5M8767_REG_LDO15, + S5M8767_REG_LDO16, + S5M8767_REG_LDO17, + S5M8767_REG_LDO18, + S5M8767_REG_LDO19, + S5M8767_REG_LDO20, + S5M8767_REG_LDO21, + S5M8767_REG_LDO22, + S5M8767_REG_LDO23, + S5M8767_REG_LDO24, + S5M8767_REG_LDO25, + S5M8767_REG_LDO26, + S5M8767_REG_LDO27, + S5M8767_REG_LDO28, + S5M8767_REG_UVLO = 0x31, + S5M8767_REG_BUCK1CTRL1, + S5M8767_REG_BUCK1CTRL2, + S5M8767_REG_BUCK2CTRL, + S5M8767_REG_BUCK2DVS1, + S5M8767_REG_BUCK2DVS2, + S5M8767_REG_BUCK2DVS3, + S5M8767_REG_BUCK2DVS4, + S5M8767_REG_BUCK2DVS5, + S5M8767_REG_BUCK2DVS6, + S5M8767_REG_BUCK2DVS7, + S5M8767_REG_BUCK2DVS8, + S5M8767_REG_BUCK3CTRL, + S5M8767_REG_BUCK3DVS1, + S5M8767_REG_BUCK3DVS2, + S5M8767_REG_BUCK3DVS3, + S5M8767_REG_BUCK3DVS4, + S5M8767_REG_BUCK3DVS5, + S5M8767_REG_BUCK3DVS6, + S5M8767_REG_BUCK3DVS7, + S5M8767_REG_BUCK3DVS8, + S5M8767_REG_BUCK4CTRL, + S5M8767_REG_BUCK4DVS1, + S5M8767_REG_BUCK4DVS2, + S5M8767_REG_BUCK4DVS3, + S5M8767_REG_BUCK4DVS4, + S5M8767_REG_BUCK4DVS5, + S5M8767_REG_BUCK4DVS6, + S5M8767_REG_BUCK4DVS7, + S5M8767_REG_BUCK4DVS8, + S5M8767_REG_BUCK5CTRL1, + S5M8767_REG_BUCK5CTRL2, + S5M8767_REG_BUCK5CTRL3, + S5M8767_REG_BUCK5CTRL4, + S5M8767_REG_BUCK5CTRL5, + S5M8767_REG_BUCK6CTRL1, + S5M8767_REG_BUCK6CTRL2, + S5M8767_REG_BUCK7CTRL1, + S5M8767_REG_BUCK7CTRL2, + S5M8767_REG_BUCK8CTRL1, + S5M8767_REG_BUCK8CTRL2, + S5M8767_REG_BUCK9CTRL1, + S5M8767_REG_BUCK9CTRL2, + S5M8767_REG_LDO1CTRL, + S5M8767_REG_LDO2_1CTRL, + S5M8767_REG_LDO2_2CTRL, + S5M8767_REG_LDO2_3CTRL, + S5M8767_REG_LDO2_4CTRL, + S5M8767_REG_LDO3CTRL, + S5M8767_REG_LDO4CTRL, + S5M8767_REG_LDO5CTRL, + S5M8767_REG_LDO6CTRL, + S5M8767_REG_LDO7CTRL, + S5M8767_REG_LDO8CTRL, + S5M8767_REG_LDO9CTRL, + S5M8767_REG_LDO10CTRL, + S5M8767_REG_LDO11CTRL, + S5M8767_REG_LDO12CTRL, + S5M8767_REG_LDO13CTRL, + S5M8767_REG_LDO14CTRL, + S5M8767_REG_LDO15CTRL, + S5M8767_REG_LDO16CTRL, + S5M8767_REG_LDO17CTRL, + S5M8767_REG_LDO18CTRL, + S5M8767_REG_LDO19CTRL, + S5M8767_REG_LDO20CTRL, + S5M8767_REG_LDO21CTRL, + S5M8767_REG_LDO22CTRL, + S5M8767_REG_LDO23CTRL, + S5M8767_REG_LDO24CTRL, + S5M8767_REG_LDO25CTRL, + S5M8767_REG_LDO26CTRL, + S5M8767_REG_LDO27CTRL, + S5M8767_REG_LDO28CTRL, +}; + +/* S5M8763 registers */ +enum s5m8763_reg { + S5M8763_REG_IRQ1, + S5M8763_REG_IRQ2, + S5M8763_REG_IRQ3, + S5M8763_REG_IRQ4, + S5M8763_REG_IRQM1, + S5M8763_REG_IRQM2, + S5M8763_REG_IRQM3, + S5M8763_REG_IRQM4, + S5M8763_REG_STATUS1, + S5M8763_REG_STATUS2, + S5M8763_REG_STATUSM1, + S5M8763_REG_STATUSM2, + S5M8763_REG_CHGR1, + S5M8763_REG_CHGR2, + S5M8763_REG_LDO_ACTIVE_DISCHARGE1, + S5M8763_REG_LDO_ACTIVE_DISCHARGE2, + S5M8763_REG_BUCK_ACTIVE_DISCHARGE3, + S5M8763_REG_ONOFF1, + S5M8763_REG_ONOFF2, + S5M8763_REG_ONOFF3, + S5M8763_REG_ONOFF4, + S5M8763_REG_BUCK1_VOLTAGE1, + S5M8763_REG_BUCK1_VOLTAGE2, + S5M8763_REG_BUCK1_VOLTAGE3, + S5M8763_REG_BUCK1_VOLTAGE4, + S5M8763_REG_BUCK2_VOLTAGE1, + S5M8763_REG_BUCK2_VOLTAGE2, + S5M8763_REG_BUCK3, + S5M8763_REG_BUCK4, + S5M8763_REG_LDO1_LDO2, + S5M8763_REG_LDO3, + S5M8763_REG_LDO4, + S5M8763_REG_LDO5, + S5M8763_REG_LDO6, + S5M8763_REG_LDO7, + S5M8763_REG_LDO7_LDO8, + S5M8763_REG_LDO9_LDO10, + S5M8763_REG_LDO11, + S5M8763_REG_LDO12, + S5M8763_REG_LDO13, + S5M8763_REG_LDO14, + S5M8763_REG_LDO15, + S5M8763_REG_LDO16, + S5M8763_REG_BKCHR, + S5M8763_REG_LBCNFG1, + S5M8763_REG_LBCNFG2, +}; + +enum s5m8767_irq { + S5M8767_IRQ_PWRR, + S5M8767_IRQ_PWRF, + S5M8767_IRQ_PWR1S, + S5M8767_IRQ_JIGR, + S5M8767_IRQ_JIGF, + S5M8767_IRQ_LOWBAT2, + S5M8767_IRQ_LOWBAT1, + + S5M8767_IRQ_MRB, + S5M8767_IRQ_DVSOK2, + S5M8767_IRQ_DVSOK3, + S5M8767_IRQ_DVSOK4, + + S5M8767_IRQ_RTC60S, + S5M8767_IRQ_RTCA1, + S5M8767_IRQ_RTCA2, + S5M8767_IRQ_SMPL, + S5M8767_IRQ_RTC1S, + S5M8767_IRQ_WTSR, + + S5M8767_IRQ_NR, +}; + +#define S5M8767_IRQ_PWRR_MASK (1 << 0) +#define S5M8767_IRQ_PWRF_MASK (1 << 1) +#define S5M8767_IRQ_PWR1S_MASK (1 << 3) +#define S5M8767_IRQ_JIGR_MASK (1 << 4) +#define S5M8767_IRQ_JIGF_MASK (1 << 5) +#define S5M8767_IRQ_LOWBAT2_MASK (1 << 6) +#define S5M8767_IRQ_LOWBAT1_MASK (1 << 7) + +#define S5M8767_IRQ_MRB_MASK (1 << 2) +#define S5M8767_IRQ_DVSOK2_MASK (1 << 3) +#define S5M8767_IRQ_DVSOK3_MASK (1 << 4) +#define S5M8767_IRQ_DVSOK4_MASK (1 << 5) + +#define S5M8767_IRQ_RTC60S_MASK (1 << 0) +#define S5M8767_IRQ_RTCA1_MASK (1 << 1) +#define S5M8767_IRQ_RTCA2_MASK (1 << 2) +#define S5M8767_IRQ_SMPL_MASK (1 << 3) +#define S5M8767_IRQ_RTC1S_MASK (1 << 4) +#define S5M8767_IRQ_WTSR_MASK (1 << 5) + +enum s5m8763_irq { + S5M8763_IRQ_DCINF, + S5M8763_IRQ_DCINR, + S5M8763_IRQ_JIGF, + S5M8763_IRQ_JIGR, + S5M8763_IRQ_PWRONF, + S5M8763_IRQ_PWRONR, + + S5M8763_IRQ_WTSREVNT, + S5M8763_IRQ_SMPLEVNT, + S5M8763_IRQ_ALARM1, + S5M8763_IRQ_ALARM0, + + S5M8763_IRQ_ONKEY1S, + S5M8763_IRQ_TOPOFFR, + S5M8763_IRQ_DCINOVPR, + S5M8763_IRQ_CHGRSTF, + S5M8763_IRQ_DONER, + S5M8763_IRQ_CHGFAULT, + + S5M8763_IRQ_LOBAT1, + S5M8763_IRQ_LOBAT2, + + S5M8763_IRQ_NR, +}; + +#define S5M8763_IRQ_DCINF_MASK (1 << 2) +#define S5M8763_IRQ_DCINR_MASK (1 << 3) +#define S5M8763_IRQ_JIGF_MASK (1 << 4) +#define S5M8763_IRQ_JIGR_MASK (1 << 5) +#define S5M8763_IRQ_PWRONF_MASK (1 << 6) +#define S5M8763_IRQ_PWRONR_MASK (1 << 7) + +#define S5M8763_IRQ_WTSREVNT_MASK (1 << 0) +#define S5M8763_IRQ_SMPLEVNT_MASK (1 << 1) +#define S5M8763_IRQ_ALARM1_MASK (1 << 2) +#define S5M8763_IRQ_ALARM0_MASK (1 << 3) + +#define S5M8763_IRQ_ONKEY1S_MASK (1 << 0) +#define S5M8763_IRQ_TOPOFFR_MASK (1 << 2) +#define S5M8763_IRQ_DCINOVPR_MASK (1 << 3) +#define S5M8763_IRQ_CHGRSTF_MASK (1 << 4) +#define S5M8763_IRQ_DONER_MASK (1 << 5) +#define S5M8763_IRQ_CHGFAULT_MASK (1 << 7) + +#define S5M8763_IRQ_LOBAT1_MASK (1 << 0) +#define S5M8763_IRQ_LOBAT2_MASK (1 << 1) + +#define S5M8763_ENRAMP (1 << 4) + +/** + * struct s5m87xx_dev - s5m87xx master device for sub-drivers + * @dev: master device of the chip (can be used to access platform data) + * @i2c: i2c client private data for regulator + * @rtc: i2c client private data for rtc + * @iolock: mutex for serializing io access + * @irqlock: mutex for buslock + * @irq_base: base IRQ number for s5m87xx, required for IRQs + * @irq: generic IRQ number for s5m87xx + * @ono: power onoff IRQ number for s5m87xx + * @irq_masks_cur: currently active value + * @irq_masks_cache: cached hardware value + * @type: indicate which s5m87xx "variant" is used + */ +struct s5m87xx_dev { + struct device *dev; + struct regmap *regmap; + struct i2c_client *i2c; + struct i2c_client *rtc; + struct mutex iolock; + struct mutex irqlock; + + int device_type; + int irq_base; + int irq; + int ono; + u8 irq_masks_cur[NUM_IRQ_REGS]; + u8 irq_masks_cache[NUM_IRQ_REGS]; + int type; + bool wakeup; +}; + +int s5m_irq_init(struct s5m87xx_dev *s5m87xx); +void s5m_irq_exit(struct s5m87xx_dev *s5m87xx); +int s5m_irq_resume(struct s5m87xx_dev *s5m87xx); + +extern int s5m_reg_read(struct s5m87xx_dev *s5m87xx, u8 reg, void *dest); +extern int s5m_bulk_read(struct s5m87xx_dev *s5m87xx, u8 reg, int count, u8 *buf); +extern int s5m_reg_write(struct s5m87xx_dev *s5m87xx, u8 reg, u8 value); +extern int s5m_bulk_write(struct s5m87xx_dev *s5m87xx, u8 reg, int count, u8 *buf); +extern int s5m_reg_update(struct s5m87xx_dev *s5m87xx, u8 reg, u8 val, u8 mask); + +struct s5m_platform_data { + struct s5m_regulator_data *regulators; + int device_type; + int num_regulators; + + int irq_base; + int (*cfg_pmic_irq)(void); + + int ono; + bool wakeup; + bool buck_voltage_lock; + + int buck_gpios[3]; + int buck2_voltage[8]; + bool buck2_gpiodvs; + int buck3_voltage[8]; + bool buck3_gpiodvs; + int buck4_voltage[8]; + bool buck4_gpiodvs; + + int buck_set1; + int buck_set2; + int buck_set3; + int buck2_enable; + int buck3_enable; + int buck4_enable; + int buck_default_idx; + int buck2_default_idx; + int buck3_default_idx; + int buck4_default_idx; + + int buck_ramp_delay; + bool buck2_ramp_enable; + bool buck3_ramp_enable; + bool buck4_ramp_enable; +}; + +#endif /* __LINUX_MFD_S5M_CORE_H */ diff --git a/include/linux/mfd/s5m87xx/s5m-pmic.h b/include/linux/mfd/s5m87xx/s5m-pmic.h new file mode 100644 index 00000000000..a72a5d27e62 --- /dev/null +++ b/include/linux/mfd/s5m87xx/s5m-pmic.h @@ -0,0 +1,100 @@ +/* s5m87xx.h + * + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __LINUX_MFD_S5M_PMIC_H +#define __LINUX_MFD_S5M_PMIC_H + +#include <linux/regulator/machine.h> + +/* S5M8767 regulator ids */ +enum s5m8767_regulators { + S5M8767_LDO1, + S5M8767_LDO2, + S5M8767_LDO3, + S5M8767_LDO4, + S5M8767_LDO5, + S5M8767_LDO6, + S5M8767_LDO7, + S5M8767_LDO8, + S5M8767_LDO9, + S5M8767_LDO10, + S5M8767_LDO11, + S5M8767_LDO12, + S5M8767_LDO13, + S5M8767_LDO14, + S5M8767_LDO15, + S5M8767_LDO16, + S5M8767_LDO17, + S5M8767_LDO18, + S5M8767_LDO19, + S5M8767_LDO20, + S5M8767_LDO21, + S5M8767_LDO22, + S5M8767_LDO23, + S5M8767_LDO24, + S5M8767_LDO25, + S5M8767_LDO26, + S5M8767_LDO27, + S5M8767_LDO28, + S5M8767_BUCK1, + S5M8767_BUCK2, + S5M8767_BUCK3, + S5M8767_BUCK4, + S5M8767_BUCK5, + S5M8767_BUCK6, + S5M8767_BUCK7, + S5M8767_BUCK8, + S5M8767_BUCK9, + S5M8767_AP_EN32KHZ, + S5M8767_CP_EN32KHZ, + + S5M8767_REG_MAX, +}; + +/* S5M8763 regulator ids */ +enum s5m8763_regulators { + S5M8763_LDO1, + S5M8763_LDO2, + S5M8763_LDO3, + S5M8763_LDO4, + S5M8763_LDO5, + S5M8763_LDO6, + S5M8763_LDO7, + S5M8763_LDO8, + S5M8763_LDO9, + S5M8763_LDO10, + S5M8763_LDO11, + S5M8763_LDO12, + S5M8763_LDO13, + S5M8763_LDO14, + S5M8763_LDO15, + S5M8763_LDO16, + S5M8763_BUCK1, + S5M8763_BUCK2, + S5M8763_BUCK3, + S5M8763_BUCK4, + S5M8763_AP_EN32KHZ, + S5M8763_CP_EN32KHZ, + S5M8763_ENCHGVI, + S5M8763_ESAFEUSB1, + S5M8763_ESAFEUSB2, +}; + +/** + * s5m87xx_regulator_data - regulator data + * @id: regulator id + * @initdata: regulator init data (contraints, supplies, ...) + */ +struct s5m_regulator_data { + int id; + struct regulator_init_data *initdata; +}; + +#endif /* __LINUX_MFD_S5M_PMIC_H */ diff --git a/include/linux/mfd/s5m87xx/s5m-rtc.h b/include/linux/mfd/s5m87xx/s5m-rtc.h new file mode 100644 index 00000000000..6ce8da264ce --- /dev/null +++ b/include/linux/mfd/s5m87xx/s5m-rtc.h @@ -0,0 +1,84 @@ +/* + * s5m-rtc.h + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd + * http://www.samsung.com + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#ifndef __LINUX_MFD_S5M_RTC_H +#define __LINUX_MFD_S5M_RTC_H + +enum s5m87xx_rtc_reg { + S5M87XX_RTC_SEC, + S5M87XX_RTC_MIN, + S5M87XX_RTC_HOUR, + S5M87XX_RTC_WEEKDAY, + S5M87XX_RTC_DATE, + S5M87XX_RTC_MONTH, + S5M87XX_RTC_YEAR1, + S5M87XX_RTC_YEAR2, + S5M87XX_ALARM0_SEC, + S5M87XX_ALARM0_MIN, + S5M87XX_ALARM0_HOUR, + S5M87XX_ALARM0_WEEKDAY, + S5M87XX_ALARM0_DATE, + S5M87XX_ALARM0_MONTH, + S5M87XX_ALARM0_YEAR1, + S5M87XX_ALARM0_YEAR2, + S5M87XX_ALARM1_SEC, + S5M87XX_ALARM1_MIN, + S5M87XX_ALARM1_HOUR, + S5M87XX_ALARM1_WEEKDAY, + S5M87XX_ALARM1_DATE, + S5M87XX_ALARM1_MONTH, + S5M87XX_ALARM1_YEAR1, + S5M87XX_ALARM1_YEAR2, + S5M87XX_ALARM0_CONF, + S5M87XX_ALARM1_CONF, + S5M87XX_RTC_STATUS, + S5M87XX_WTSR_SMPL_CNTL, + S5M87XX_RTC_UDR_CON, +}; + +#define RTC_I2C_ADDR (0x0C >> 1) + +#define HOUR_12 (1 << 7) +#define HOUR_AMPM (1 << 6) +#define HOUR_PM (1 << 5) +#define ALARM0_STATUS (1 << 1) +#define ALARM1_STATUS (1 << 2) +#define UPDATE_AD (1 << 0) + +/* RTC Control Register */ +#define BCD_EN_SHIFT 0 +#define BCD_EN_MASK (1 << BCD_EN_SHIFT) +#define MODEL24_SHIFT 1 +#define MODEL24_MASK (1 << MODEL24_SHIFT) +/* RTC Update Register1 */ +#define RTC_UDR_SHIFT 0 +#define RTC_UDR_MASK (1 << RTC_UDR_SHIFT) +/* RTC Hour register */ +#define HOUR_PM_SHIFT 6 +#define HOUR_PM_MASK (1 << HOUR_PM_SHIFT) +/* RTC Alarm Enable */ +#define ALARM_ENABLE_SHIFT 7 +#define ALARM_ENABLE_MASK (1 << ALARM_ENABLE_SHIFT) + +enum { + RTC_SEC = 0, + RTC_MIN, + RTC_HOUR, + RTC_WEEKDAY, + RTC_DATE, + RTC_MONTH, + RTC_YEAR1, + RTC_YEAR2, +}; + +#endif /* __LINUX_MFD_S5M_RTC_H */ diff --git a/include/linux/mfd/stmpe.h b/include/linux/mfd/stmpe.h index be1af7c42e5..ca1d7a34760 100644 --- a/include/linux/mfd/stmpe.h +++ b/include/linux/mfd/stmpe.h @@ -20,6 +20,8 @@ enum stmpe_block { }; enum stmpe_partnum { + STMPE610, + STMPE801, STMPE811, STMPE1601, STMPE2401, @@ -50,17 +52,20 @@ enum { struct stmpe_variant_info; +struct stmpe_client_info; /** * struct stmpe - STMPE MFD structure * @lock: lock protecting I/O operations * @irq_lock: IRQ bus lock * @dev: device, mostly for dev_dbg() - * @i2c: i2c client + * @client: client - i2c or spi + * @ci: client specific information * @partnum: part number * @variant: the detected STMPE model number * @regs: list of addresses of registers which are at different addresses on * different variants. Indexed by one of STMPE_IDX_*. + * @irq: irq number for stmpe * @irq_base: starting IRQ number for internal IRQs * @num_gpios: number of gpios, differs for variants * @ier: cache of IER registers for bus_lock @@ -71,11 +76,13 @@ struct stmpe { struct mutex lock; struct mutex irq_lock; struct device *dev; - struct i2c_client *i2c; + void *client; + struct stmpe_client_info *ci; enum stmpe_partnum partnum; struct stmpe_variant_info *variant; const u8 *regs; + int irq; int irq_base; int num_gpios; u8 ier[2]; @@ -183,6 +190,9 @@ struct stmpe_ts_platform_data { * @autosleep_timeout: inactivity timeout in milliseconds for autosleep * @irq_base: base IRQ number. %STMPE_NR_IRQS irqs will be used, or * %STMPE_NR_INTERNAL_IRQS if the GPIO driver is not used. + * @irq_over_gpio: true if gpio is used to get irq + * @irq_gpio: gpio number over which irq will be requested (significant only if + * irq_over_gpio is true) * @gpio: GPIO-specific platform data * @keypad: keypad-specific platform data * @ts: touchscreen-specific platform data @@ -194,6 +204,8 @@ struct stmpe_platform_data { unsigned int irq_trigger; bool irq_invert_polarity; bool autosleep; + bool irq_over_gpio; + int irq_gpio; int autosleep_timeout; struct stmpe_gpio_platform_data *gpio; diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h index 4321f044d1e..bc19e5fb7ea 100644 --- a/include/linux/mfd/ucb1x00.h +++ b/include/linux/mfd/ucb1x00.h @@ -104,6 +104,9 @@ #define UCB_MODE_DYN_VFLAG_ENA (1 << 12) #define UCB_MODE_AUD_OFF_CAN (1 << 13) +struct ucb1x00_plat_data { + int gpio_base; +}; struct ucb1x00_irq { void *devid; @@ -116,7 +119,7 @@ struct ucb1x00 { unsigned int irq; struct semaphore adc_sem; spinlock_t io_lock; - u16 id; + const struct mcp_device_id *id; u16 io_dir; u16 io_out; u16 adc_cr; diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 83ac0713ed0..b29e7f6f8fa 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -436,6 +436,17 @@ struct spi_device_id { __attribute__((aligned(sizeof(kernel_ulong_t)))); }; +/* mcp */ + +#define MCP_NAME_SIZE 20 +#define MCP_MODULE_PREFIX "mcp:" + +struct mcp_device_id { + char name[MCP_NAME_SIZE]; + kernel_ulong_t driver_data /* Data private to the driver */ + __attribute__((aligned(sizeof(kernel_ulong_t)))); +}; + /* dmi */ enum dmi_field { DMI_NONE, diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 363ab4666b1..296f17ff751 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -774,6 +774,15 @@ static int do_spi_entry(const char *filename, struct spi_device_id *id, return 1; } +/* Looks like: mcp:S */ +static int do_mcp_entry(const char *filename, struct mcp_device_id *id, + char *alias) +{ + sprintf(alias, MCP_MODULE_PREFIX "%s", id->name); + + return 1; +} + static const struct dmifield { const char *prefix; int field; @@ -1095,6 +1104,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, do_table(symval, sym->st_size, sizeof(struct spi_device_id), "spi", do_spi_entry, mod); + else if (sym_is(symname, "__mod_mcp_device_table")) + do_table(symval, sym->st_size, + sizeof(struct mcp_device_id), "mcp", + do_mcp_entry, mod); else if (sym_is(symname, "__mod_dmi_device_table")) do_table(symval, sym->st_size, sizeof(struct dmi_system_id), "dmi", |