diff options
Diffstat (limited to 'arch/arm/mach-mmp')
28 files changed, 726 insertions, 109 deletions
diff --git a/arch/arm/mach-mmp/Kconfig b/arch/arm/mach-mmp/Kconfig index 67793a69027..323d4c9e9f4 100644 --- a/arch/arm/mach-mmp/Kconfig +++ b/arch/arm/mach-mmp/Kconfig @@ -77,6 +77,13 @@ config MACH_TETON_BGA Say 'Y' here if you want to support the Marvell PXA168-based Teton BGA Development Board. +config MACH_GPLUGD + bool "Marvell's PXA168 GuruPlug Display (gplugD) Board" + select CPU_PXA168 + help + Say 'Y' here if you want to support the Marvell PXA168-based + GuruPlug Display (gplugD) Board + endmenu config CPU_PXA168 diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile index 5c68382141a..ba254a71691 100644 --- a/arch/arm/mach-mmp/Makefile +++ b/arch/arm/mach-mmp/Makefile @@ -7,7 +7,7 @@ obj-y += common.o clock.o devices.o time.o # SoC support obj-$(CONFIG_CPU_PXA168) += pxa168.o irq-pxa168.o obj-$(CONFIG_CPU_PXA910) += pxa910.o irq-pxa168.o -obj-$(CONFIG_CPU_MMP2) += mmp2.o irq-mmp2.o +obj-$(CONFIG_CPU_MMP2) += mmp2.o irq-mmp2.o sram.o # board support obj-$(CONFIG_MACH_ASPENITE) += aspenite.o @@ -19,3 +19,4 @@ obj-$(CONFIG_MACH_BROWNSTONE) += brownstone.o obj-$(CONFIG_MACH_FLINT) += flint.o obj-$(CONFIG_MACH_MARVELL_JASPER) += jasper.o obj-$(CONFIG_MACH_TETON_BGA) += teton_bga.o +obj-$(CONFIG_MACH_GPLUGD) += gplugd.o diff --git a/arch/arm/mach-mmp/Makefile.boot b/arch/arm/mach-mmp/Makefile.boot index 574a4aa8321..5edf03e2bee 100644 --- a/arch/arm/mach-mmp/Makefile.boot +++ b/arch/arm/mach-mmp/Makefile.boot @@ -1 +1 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c index 06b5fa853c9..7a60bbbce7a 100644 --- a/arch/arm/mach-mmp/aspenite.c +++ b/arch/arm/mach-mmp/aspenite.c @@ -8,7 +8,7 @@ * it under the terms of the GNU General Public License version 2 as * publishhed by the Free Software Foundation. */ - +#include <linux/gpio.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> @@ -17,13 +17,13 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> #include <linux/interrupt.h> +#include <linux/gpio.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/addr-map.h> #include <mach/mfp-pxa168.h> #include <mach/pxa168.h> -#include <mach/gpio.h> #include <video/pxa168fb.h> #include <linux/input.h> #include <plat/pxa27x_keypad.h> @@ -160,15 +160,16 @@ static struct mtd_partition aspenite_nand_partitions[] = { }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, - .size = SZ_48M, + .size = SZ_32M + SZ_16M, .mask_flags = 0, } }; static struct pxa3xx_nand_platform_data aspenite_nand_info = { .enable_arbiter = 1, - .parts = aspenite_nand_partitions, - .nr_parts = ARRAY_SIZE(aspenite_nand_partitions), + .num_cs = 1, + .parts[0] = aspenite_nand_partitions, + .nr_parts[0] = ARRAY_SIZE(aspenite_nand_partitions), }; static struct i2c_board_info aspenite_i2c_info[] __initdata = { diff --git a/arch/arm/mach-mmp/brownstone.c b/arch/arm/mach-mmp/brownstone.c index 7bb78fd5a2a..983cfb15fbd 100644 --- a/arch/arm/mach-mmp/brownstone.c +++ b/arch/arm/mach-mmp/brownstone.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/io.h> -#include <linux/gpio.h> #include <linux/regulator/machine.h> #include <linux/regulator/max8649.h> #include <linux/regulator/fixed.h> @@ -177,7 +176,23 @@ static struct i2c_board_info brownstone_twsi1_info[] = { }; static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = { - .max_speed = 25000000, + .clk_delay_cycles = 0x1f, +}; + +static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc2 = { + .clk_delay_cycles = 0x1f, + .flags = PXA_FLAG_CARD_PERMANENT + | PXA_FLAG_SD_8_BIT_CAPABLE_SLOT, +}; + +static struct sram_platdata mmp2_asram_platdata = { + .pool_name = "asram", + .granularity = SRAM_GRANULARITY, +}; + +static struct sram_platdata mmp2_isram_platdata = { + .pool_name = "isram", + .granularity = SRAM_GRANULARITY, }; static void __init brownstone_init(void) @@ -189,6 +204,9 @@ static void __init brownstone_init(void) mmp2_add_uart(3); mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(brownstone_twsi1_info)); mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */ + mmp2_add_sdhost(2, &mmp2_sdh_platdata_mmc2); /* eMMC */ + mmp2_add_asram(&mmp2_asram_platdata); + mmp2_add_isram(&mmp2_isram_platdata); /* enable 5v regulator */ platform_device_register(&brownstone_v_5vp_device); diff --git a/arch/arm/mach-mmp/clock.c b/arch/arm/mach-mmp/clock.c index 886e05648f0..7c6f95f2914 100644 --- a/arch/arm/mach-mmp/clock.c +++ b/arch/arm/mach-mmp/clock.c @@ -88,3 +88,18 @@ unsigned long clk_get_rate(struct clk *clk) return rate; } EXPORT_SYMBOL(clk_get_rate); + +int clk_set_rate(struct clk *clk, unsigned long rate) +{ + unsigned long flags; + int ret = -EINVAL; + + if (clk->ops->setrate) { + spin_lock_irqsave(&clocks_lock, flags); + ret = clk->ops->setrate(clk, rate); + spin_unlock_irqrestore(&clocks_lock, flags); + } + + return ret; +} +EXPORT_SYMBOL(clk_set_rate); diff --git a/arch/arm/mach-mmp/clock.h b/arch/arm/mach-mmp/clock.h index 9b027d7491f..149b30cd146 100644 --- a/arch/arm/mach-mmp/clock.h +++ b/arch/arm/mach-mmp/clock.h @@ -12,6 +12,7 @@ struct clkops { void (*enable)(struct clk *); void (*disable)(struct clk *); unsigned long (*getrate)(struct clk *); + int (*setrate)(struct clk *, unsigned long); }; struct clk { @@ -29,7 +30,7 @@ extern struct clkops apmu_clk_ops; #define APBC_CLK(_name, _reg, _fnclksel, _rate) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APBC_##_reg, \ + .clk_rst = APBC_##_reg, \ .fnclksel = _fnclksel, \ .rate = _rate, \ .ops = &apbc_clk_ops, \ @@ -37,7 +38,7 @@ struct clk clk_##_name = { \ #define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APBC_##_reg, \ + .clk_rst = APBC_##_reg, \ .fnclksel = _fnclksel, \ .rate = _rate, \ .ops = _ops, \ @@ -45,7 +46,7 @@ struct clk clk_##_name = { \ #define APMU_CLK(_name, _reg, _eval, _rate) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APMU_##_reg, \ + .clk_rst = APMU_##_reg, \ .enable_val = _eval, \ .rate = _rate, \ .ops = &apmu_clk_ops, \ @@ -53,7 +54,7 @@ struct clk clk_##_name = { \ #define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops) \ struct clk clk_##_name = { \ - .clk_rst = (void __iomem *)APMU_##_reg, \ + .clk_rst = APMU_##_reg, \ .enable_val = _eval, \ .rate = _rate, \ .ops = _ops, \ diff --git a/arch/arm/mach-mmp/common.c b/arch/arm/mach-mmp/common.c index 0ec0ca80bb3..5720674739f 100644 --- a/arch/arm/mach-mmp/common.c +++ b/arch/arm/mach-mmp/common.c @@ -27,12 +27,12 @@ EXPORT_SYMBOL(mmp_chip_id); static struct map_desc standard_io_desc[] __initdata = { { .pfn = __phys_to_pfn(APB_PHYS_BASE), - .virtual = APB_VIRT_BASE, + .virtual = (unsigned long)APB_VIRT_BASE, .length = APB_PHYS_SIZE, .type = MT_DEVICE, }, { .pfn = __phys_to_pfn(AXI_PHYS_BASE), - .virtual = AXI_VIRT_BASE, + .virtual = (unsigned long)AXI_VIRT_BASE, .length = AXI_PHYS_SIZE, .type = MT_DEVICE, }, diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c new file mode 100644 index 00000000000..69156568bc4 --- /dev/null +++ b/arch/arm/mach-mmp/gplugd.c @@ -0,0 +1,197 @@ +/* + * linux/arch/arm/mach-mmp/gplugd.c + * + * Support for the Marvell PXA168-based GuruPlug Display (gplugD) Platform. + * + * 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 + * publishhed by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/gpio.h> + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> + +#include <mach/pxa168.h> +#include <mach/mfp-pxa168.h> + +#include "common.h" + +static unsigned long gplugd_pin_config[] __initdata = { + /* UART3 */ + GPIO8_UART3_TXD, + GPIO9_UART3_RXD, + GPIO1O_UART3_CTS, + GPIO11_UART3_RTS, + + /* USB OTG PEN */ + GPIO18_GPIO, + + /* MMC2 */ + GPIO28_MMC2_CMD, + GPIO29_MMC2_CLK, + GPIO30_MMC2_DAT0, + GPIO31_MMC2_DAT1, + GPIO32_MMC2_DAT2, + GPIO33_MMC2_DAT3, + + /* LCD & HDMI clock selection GPIO: 0: 74.176MHz, 1: 74.25 MHz */ + GPIO35_GPIO, + GPIO36_GPIO, /* CEC Interrupt */ + + /* MMC1 */ + GPIO43_MMC1_CLK, + GPIO49_MMC1_CMD, + GPIO41_MMC1_DAT0, + GPIO40_MMC1_DAT1, + GPIO52_MMC1_DAT2, + GPIO51_MMC1_DAT3, + GPIO53_MMC1_CD, + + /* LCD */ + GPIO56_LCD_FCLK_RD, + GPIO57_LCD_LCLK_A0, + GPIO58_LCD_PCLK_WR, + GPIO59_LCD_DENA_BIAS, + GPIO60_LCD_DD0, + GPIO61_LCD_DD1, + GPIO62_LCD_DD2, + GPIO63_LCD_DD3, + GPIO64_LCD_DD4, + GPIO65_LCD_DD5, + GPIO66_LCD_DD6, + GPIO67_LCD_DD7, + GPIO68_LCD_DD8, + GPIO69_LCD_DD9, + GPIO70_LCD_DD10, + GPIO71_LCD_DD11, + GPIO72_LCD_DD12, + GPIO73_LCD_DD13, + GPIO74_LCD_DD14, + GPIO75_LCD_DD15, + GPIO76_LCD_DD16, + GPIO77_LCD_DD17, + GPIO78_LCD_DD18, + GPIO79_LCD_DD19, + GPIO80_LCD_DD20, + GPIO81_LCD_DD21, + GPIO82_LCD_DD22, + GPIO83_LCD_DD23, + + /* GPIO */ + GPIO84_GPIO, + GPIO85_GPIO, + + /* Fast-Ethernet*/ + GPIO86_TX_CLK, + GPIO87_TX_EN, + GPIO88_TX_DQ3, + GPIO89_TX_DQ2, + GPIO90_TX_DQ1, + GPIO91_TX_DQ0, + GPIO92_MII_CRS, + GPIO93_MII_COL, + GPIO94_RX_CLK, + GPIO95_RX_ER, + GPIO96_RX_DQ3, + GPIO97_RX_DQ2, + GPIO98_RX_DQ1, + GPIO99_RX_DQ0, + GPIO100_MII_MDC, + GPIO101_MII_MDIO, + GPIO103_RX_DV, + GPIO104_GPIO, /* Reset PHY */ + + /* RTC interrupt */ + GPIO102_GPIO, + + /* I2C */ + GPIO105_CI2C_SDA, + GPIO106_CI2C_SCL, + + /* SPI NOR Flash on SSP2 */ + GPIO107_SSP2_RXD, + GPIO108_SSP2_TXD, + GPIO110_GPIO, /* SPI_CSn */ + GPIO111_SSP2_CLK, + + /* Select JTAG */ + GPIO109_GPIO, + + /* I2S */ + GPIO114_I2S_FRM, + GPIO115_I2S_BCLK, + GPIO116_I2S_TXD +}; + +static struct i2c_board_info gplugd_i2c_board_info[] = { + { + .type = "isl1208", + .addr = 0x6F, + } +}; + +/* Bring PHY out of reset by setting GPIO 104 */ +static int gplugd_eth_init(void) +{ + if (unlikely(gpio_request(104, "ETH_RESET_N"))) { + printk(KERN_ERR "Can't get hold of GPIO 104 to bring Ethernet " + "PHY out of reset\n"); + return -EIO; + } + + gpio_direction_output(104, 1); + gpio_free(104); + return 0; +} + +struct pxa168_eth_platform_data gplugd_eth_platform_data = { + .port_number = 0, + .phy_addr = 0, + .speed = 0, /* Autonagotiation */ + .init = gplugd_eth_init, +}; + +static void __init select_disp_freq(void) +{ + /* set GPIO 35 & clear GPIO 85 to set LCD External Clock to 74.25 MHz */ + if (unlikely(gpio_request(35, "DISP_FREQ_SEL"))) { + printk(KERN_ERR "Can't get hold of GPIO 35 to select display " + "frequency\n"); + } else { + gpio_direction_output(35, 1); + gpio_free(35); + } + + if (unlikely(gpio_request(85, "DISP_FREQ_SEL_2"))) { + printk(KERN_ERR "Can't get hold of GPIO 85 to select display " + "frequency\n"); + } else { + gpio_direction_output(85, 0); + gpio_free(85); + } +} + +static void __init gplugd_init(void) +{ + mfp_config(ARRAY_AND_SIZE(gplugd_pin_config)); + + select_disp_freq(); + + /* on-chip devices */ + pxa168_add_uart(3); + pxa168_add_ssp(0); + pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(gplugd_i2c_board_info)); + + pxa168_add_eth(&gplugd_eth_platform_data); +} + +MACHINE_START(GPLUGD, "PXA168-based GuruPlug Display (gplugD) Platform") + .map_io = mmp_map_io, + .nr_irqs = IRQ_BOARD_START, + .init_irq = pxa168_init_irq, + .timer = &pxa168_timer, + .init_machine = gplugd_init, +MACHINE_END diff --git a/arch/arm/mach-mmp/include/mach/addr-map.h b/arch/arm/mach-mmp/include/mach/addr-map.h index 3254089a644..3e404acd6ff 100644 --- a/arch/arm/mach-mmp/include/mach/addr-map.h +++ b/arch/arm/mach-mmp/include/mach/addr-map.h @@ -11,6 +11,12 @@ #ifndef __ASM_MACH_ADDR_MAP_H #define __ASM_MACH_ADDR_MAP_H +#ifndef __ASSEMBLER__ +#define IOMEM(x) ((void __iomem *)(x)) +#else +#define IOMEM(x) (x) +#endif + /* APB - Application Subsystem Peripheral Bus * * NOTE: the DMA controller registers are actually on the AXI fabric #1 @@ -18,11 +24,11 @@ * peripherals on APB, let's count it into the ABP mapping area. */ #define APB_PHYS_BASE 0xd4000000 -#define APB_VIRT_BASE 0xfe000000 +#define APB_VIRT_BASE IOMEM(0xfe000000) #define APB_PHYS_SIZE 0x00200000 #define AXI_PHYS_BASE 0xd4200000 -#define AXI_VIRT_BASE 0xfe200000 +#define AXI_VIRT_BASE IOMEM(0xfe200000) #define AXI_PHYS_SIZE 0x00200000 /* Static Memory Controller - Chip Select 0 and 1 */ diff --git a/arch/arm/mach-mmp/include/mach/clkdev.h b/arch/arm/mach-mmp/include/mach/clkdev.h deleted file mode 100644 index 2fb354e54e0..00000000000 --- a/arch/arm/mach-mmp/include/mach/clkdev.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ASM_MACH_CLKDEV_H -#define __ASM_MACH_CLKDEV_H - -#define __clk_get(clk) ({ 1; }) -#define __clk_put(clk) do { } while (0) - -#endif /* __ASM_MACH_CLKDEV_H */ diff --git a/arch/arm/mach-mmp/include/mach/debug-macro.S b/arch/arm/mach-mmp/include/mach/debug-macro.S index 7e2ebd3efc7..b6f14d203c2 100644 --- a/arch/arm/mach-mmp/include/mach/debug-macro.S +++ b/arch/arm/mach-mmp/include/mach/debug-macro.S @@ -11,7 +11,7 @@ #include <mach/addr-map.h> - .macro addruart, rp, rv + .macro addruart, rp, rv, tmp ldr \rp, =APB_PHYS_BASE @ physical ldr \rv, =APB_VIRT_BASE @ virtual orr \rp, \rp, #0x00017000 diff --git a/arch/arm/mach-mmp/include/mach/gpio-pxa.h b/arch/arm/mach-mmp/include/mach/gpio-pxa.h new file mode 100644 index 00000000000..d14eeaf1632 --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/gpio-pxa.h @@ -0,0 +1,30 @@ +#ifndef __ASM_MACH_GPIO_PXA_H +#define __ASM_MACH_GPIO_PXA_H + +#include <mach/addr-map.h> +#include <mach/irqs.h> + +#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) + +#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) +#define GPIO_REG(x) (GPIO_REGS_VIRT + (x)) + +#define NR_BUILTIN_GPIO IRQ_GPIO_NUM + +#define gpio_to_bank(gpio) ((gpio) >> 5) + +/* NOTE: these macros are defined here to make optimization of + * gpio_{get,set}_value() to work when 'gpio' is a constant. + * Usage of these macros otherwise is no longer recommended, + * use generic GPIO API whenever possible. + */ +#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) + +#define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) +#define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) +#define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) +#define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) + +#include <plat/gpio-pxa.h> + +#endif /* __ASM_MACH_GPIO_PXA_H */ diff --git a/arch/arm/mach-mmp/include/mach/gpio.h b/arch/arm/mach-mmp/include/mach/gpio.h index 7bfb827f3fe..681262359d1 100644 --- a/arch/arm/mach-mmp/include/mach/gpio.h +++ b/arch/arm/mach-mmp/include/mach/gpio.h @@ -1,36 +1,13 @@ #ifndef __ASM_MACH_GPIO_H #define __ASM_MACH_GPIO_H -#include <mach/addr-map.h> -#include <mach/irqs.h> #include <asm-generic/gpio.h> -#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000) - -#define BANK_OFF(n) (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2)) -#define GPIO_REG(x) (*((volatile u32 *)(GPIO_REGS_VIRT + (x)))) - -#define NR_BUILTIN_GPIO IRQ_GPIO_NUM - -#define gpio_to_bank(gpio) ((gpio) >> 5) #define gpio_to_irq(gpio) (IRQ_GPIO_START + (gpio)) #define irq_to_gpio(irq) ((irq) - IRQ_GPIO_START) - #define __gpio_is_inverted(gpio) (0) #define __gpio_is_occupied(gpio) (0) -/* NOTE: these macros are defined here to make optimization of - * gpio_{get,set}_value() to work when 'gpio' is a constant. - * Usage of these macros otherwise is no longer recommended, - * use generic GPIO API whenever possible. - */ -#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f)) - -#define GPLR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00) -#define GPDR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c) -#define GPSR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18) -#define GPCR(x) GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24) - #include <plat/gpio.h> #endif /* __ASM_MACH_GPIO_H */ diff --git a/arch/arm/mach-mmp/include/mach/memory.h b/arch/arm/mach-mmp/include/mach/memory.h deleted file mode 100644 index d68b50a2d6a..00000000000 --- a/arch/arm/mach-mmp/include/mach/memory.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/memory.h - * - * 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 __ASM_MACH_MEMORY_H -#define __ASM_MACH_MEMORY_H - -#define PLAT_PHYS_OFFSET UL(0x00000000) - -#endif /* __ASM_MACH_MEMORY_H */ diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h index 713be155a44..92aaa3c19d6 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h @@ -203,6 +203,10 @@ #define GPIO33_CF_nCD2 MFP_CFG(GPIO33, AF3) /* UART */ +#define GPIO8_UART3_TXD MFP_CFG(GPIO8, AF2) +#define GPIO9_UART3_RXD MFP_CFG(GPIO9, AF2) +#define GPIO1O_UART3_CTS MFP_CFG(GPIO10, AF2) +#define GPIO11_UART3_RTS MFP_CFG(GPIO11, AF2) #define GPIO88_UART2_TXD MFP_CFG(GPIO88, AF2) #define GPIO89_UART2_RXD MFP_CFG(GPIO89, AF2) #define GPIO107_UART1_TXD MFP_CFG_DRV(GPIO107, AF1, FAST) @@ -232,6 +236,22 @@ #define GPIO53_MMC1_CD MFP_CFG(GPIO53, AF1) #define GPIO46_MMC1_WP MFP_CFG(GPIO46, AF1) +/* MMC2 */ +#define GPIO28_MMC2_CMD MFP_CFG_DRV(GPIO28, AF6, FAST) +#define GPIO29_MMC2_CLK MFP_CFG_DRV(GPIO29, AF6, FAST) +#define GPIO30_MMC2_DAT0 MFP_CFG_DRV(GPIO30, AF6, FAST) +#define GPIO31_MMC2_DAT1 MFP_CFG_DRV(GPIO31, AF6, FAST) +#define GPIO32_MMC2_DAT2 MFP_CFG_DRV(GPIO32, AF6, FAST) +#define GPIO33_MMC2_DAT3 MFP_CFG_DRV(GPIO33, AF6, FAST) + +/* MMC4 */ +#define GPIO125_MMC4_DAT3 MFP_CFG_DRV(GPIO125, AF7, FAST) +#define GPIO126_MMC4_DAT2 MFP_CFG_DRV(GPIO126, AF7, FAST) +#define GPIO127_MMC4_DAT1 MFP_CFG_DRV(GPIO127, AF7, FAST) +#define GPIO0_2_MMC4_DAT0 MFP_CFG_DRV(GPIO0_2, AF7, FAST) +#define GPIO1_2_MMC4_CMD MFP_CFG_DRV(GPIO1_2, AF7, FAST) +#define GPIO2_2_MMC4_CLK MFP_CFG_DRV(GPIO2_2, AF7, FAST) + /* LCD */ #define GPIO84_LCD_CS MFP_CFG(GPIO84, AF1) #define GPIO60_LCD_DD0 MFP_CFG(GPIO60, AF1) @@ -269,11 +289,12 @@ #define GPIO106_CI2C_SCL MFP_CFG(GPIO106, AF1) /* I2S */ -#define GPIO113_I2S_MCLK MFP_CFG(GPIO113,AF6) -#define GPIO114_I2S_FRM MFP_CFG(GPIO114,AF1) -#define GPIO115_I2S_BCLK MFP_CFG(GPIO115,AF1) -#define GPIO116_I2S_RXD MFP_CFG(GPIO116,AF2) -#define GPIO117_I2S_TXD MFP_CFG(GPIO117,AF2) +#define GPIO113_I2S_MCLK MFP_CFG(GPIO113, AF6) +#define GPIO114_I2S_FRM MFP_CFG(GPIO114, AF1) +#define GPIO115_I2S_BCLK MFP_CFG(GPIO115, AF1) +#define GPIO116_I2S_RXD MFP_CFG(GPIO116, AF2) +#define GPIO116_I2S_TXD MFP_CFG(GPIO116, AF1) +#define GPIO117_I2S_TXD MFP_CFG(GPIO117, AF2) /* PWM */ #define GPIO96_PWM3_OUT MFP_CFG(GPIO96, AF1) @@ -305,4 +326,29 @@ #define GPIO112_KP_MKOUT6 MFP_CFG(GPIO112, AF7) #define GPIO121_KP_MKIN4 MFP_CFG(GPIO121, AF7) +/* Fast Ethernet */ +#define GPIO86_TX_CLK MFP_CFG(GPIO86, AF5) +#define GPIO87_TX_EN MFP_CFG(GPIO87, AF5) +#define GPIO88_TX_DQ3 MFP_CFG(GPIO88, AF5) +#define GPIO89_TX_DQ2 MFP_CFG(GPIO89, AF5) +#define GPIO90_TX_DQ1 MFP_CFG(GPIO90, AF5) +#define GPIO91_TX_DQ0 MFP_CFG(GPIO91, AF5) +#define GPIO92_MII_CRS MFP_CFG(GPIO92, AF5) +#define GPIO93_MII_COL MFP_CFG(GPIO93, AF5) +#define GPIO94_RX_CLK MFP_CFG(GPIO94, AF5) +#define GPIO95_RX_ER MFP_CFG(GPIO95, AF5) +#define GPIO96_RX_DQ3 MFP_CFG(GPIO96, AF5) +#define GPIO97_RX_DQ2 MFP_CFG(GPIO97, AF5) +#define GPIO98_RX_DQ1 MFP_CFG(GPIO98, AF5) +#define GPIO99_RX_DQ0 MFP_CFG(GPIO99, AF5) +#define GPIO100_MII_MDC MFP_CFG(GPIO100, AF5) +#define GPIO101_MII_MDIO MFP_CFG(GPIO101, AF5) +#define GPIO103_RX_DV MFP_CFG(GPIO103, AF5) + +/* SSP2 */ +#define GPIO107_SSP2_RXD MFP_CFG(GPIO107, AF4) +#define GPIO108_SSP2_TXD MFP_CFG(GPIO108, AF4) +#define GPIO111_SSP2_CLK MFP_CFG(GPIO111, AF4) +#define GPIO112_SSP2_FRM MFP_CFG(GPIO112, AF4) + #endif /* __ASM_MACH_MFP_PXA168_H */ diff --git a/arch/arm/mach-mmp/include/mach/mmp2.h b/arch/arm/mach-mmp/include/mach/mmp2.h index 2cbf6df09b8..2f7b2d3c2b1 100644 --- a/arch/arm/mach-mmp/include/mach/mmp2.h +++ b/arch/arm/mach-mmp/include/mach/mmp2.h @@ -1,7 +1,7 @@ #ifndef __ASM_MACH_MMP2_H #define __ASM_MACH_MMP2_H -#include <plat/sdhci.h> +#include <linux/platform_data/pxa_sdhci.h> struct sys_timer; @@ -13,6 +13,7 @@ extern void mmp2_clear_pmic_int(void); #include <linux/i2c.h> #include <linux/i2c/pxa-i2c.h> #include <mach/devices.h> +#include <mach/sram.h> extern struct pxa_device_desc mmp2_device_uart1; extern struct pxa_device_desc mmp2_device_uart2; @@ -28,6 +29,8 @@ extern struct pxa_device_desc mmp2_device_sdh0; extern struct pxa_device_desc mmp2_device_sdh1; extern struct pxa_device_desc mmp2_device_sdh2; extern struct pxa_device_desc mmp2_device_sdh3; +extern struct pxa_device_desc mmp2_device_asram; +extern struct pxa_device_desc mmp2_device_isram; static inline int mmp2_add_uart(int id) { @@ -85,5 +88,15 @@ static inline int mmp2_add_sdhost(int id, struct sdhci_pxa_platdata *data) return pxa_register_device(d, data, sizeof(*data)); } +static inline int mmp2_add_asram(struct sram_platdata *data) +{ + return pxa_register_device(&mmp2_device_asram, data, sizeof(*data)); +} + +static inline int mmp2_add_isram(struct sram_platdata *data) +{ + return pxa_register_device(&mmp2_device_isram, data, sizeof(*data)); +} + #endif /* __ASM_MACH_MMP2_H */ diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h index a52b3d2f325..7fb568d2845 100644 --- a/arch/arm/mach-mmp/include/mach/pxa168.h +++ b/arch/arm/mach-mmp/include/mach/pxa168.h @@ -14,9 +14,11 @@ extern void pxa168_clear_keypad_wakeup(void); #include <video/pxa168fb.h> #include <plat/pxa27x_keypad.h> #include <mach/cputype.h> +#include <linux/pxa168_eth.h> extern struct pxa_device_desc pxa168_device_uart1; extern struct pxa_device_desc pxa168_device_uart2; +extern struct pxa_device_desc pxa168_device_uart3; extern struct pxa_device_desc pxa168_device_twsi0; extern struct pxa_device_desc pxa168_device_twsi1; extern struct pxa_device_desc pxa168_device_pwm1; @@ -31,6 +33,14 @@ extern struct pxa_device_desc pxa168_device_ssp5; extern struct pxa_device_desc pxa168_device_nand; extern struct pxa_device_desc pxa168_device_fb; extern struct pxa_device_desc pxa168_device_keypad; +extern struct pxa_device_desc pxa168_device_eth; + +struct pxa168_usb_pdata { + /* If NULL, default phy init routine for PXA168 would be called */ + int (*phy_init)(void __iomem *usb_phy_reg_base); +}; +/* pdata can be NULL */ +int __init pxa168_add_usb_host(struct pxa168_usb_pdata *pdata); static inline int pxa168_add_uart(int id) { @@ -39,6 +49,7 @@ static inline int pxa168_add_uart(int id) switch (id) { case 1: d = &pxa168_device_uart1; break; case 2: d = &pxa168_device_uart2; break; + case 3: d = &pxa168_device_uart3; break; } if (d == NULL) @@ -117,4 +128,8 @@ static inline int pxa168_add_keypad(struct pxa27x_keypad_platform_data *data) return pxa_register_device(&pxa168_device_keypad, data, sizeof(*data)); } +static inline int pxa168_add_eth(struct pxa168_eth_platform_data *data) +{ + return pxa_register_device(&pxa168_device_eth, data, sizeof(*data)); +} #endif /* __ASM_MACH_PXA168_H */ diff --git a/arch/arm/mach-mmp/include/mach/regs-apmu.h b/arch/arm/mach-mmp/include/mach/regs-apmu.h index f7011ef70bf..8447ac63e28 100644 --- a/arch/arm/mach-mmp/include/mach/regs-apmu.h +++ b/arch/arm/mach-mmp/include/mach/regs-apmu.h @@ -29,6 +29,7 @@ #define APMU_BUS APMU_REG(0x06c) #define APMU_SDH2 APMU_REG(0x0e8) #define APMU_SDH3 APMU_REG(0x0ec) +#define APMU_ETH APMU_REG(0x0fc) #define APMU_FNCLK_EN (1 << 4) #define APMU_AXICLK_EN (1 << 3) diff --git a/arch/arm/mach-mmp/include/mach/sram.h b/arch/arm/mach-mmp/include/mach/sram.h new file mode 100644 index 00000000000..239e0fc1bb1 --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/sram.h @@ -0,0 +1,35 @@ +/* + * linux/arch/arm/mach-mmp/include/mach/sram.h + * + * SRAM Memory Management + * + * Copyright (c) 2011 Marvell Semiconductors Inc. + * + * 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 __ASM_ARCH_SRAM_H +#define __ASM_ARCH_SRAM_H + +#include <linux/genalloc.h> + +/* ARBITRARY: SRAM allocations are multiples of this 2^N size */ +#define SRAM_GRANULARITY 512 + +enum sram_type { + MMP_SRAM_UNDEFINED = 0, + MMP_ASRAM, + MMP_ISRAM, +}; + +struct sram_platdata { + char *pool_name; + int granularity; +}; + +extern struct gen_pool *sram_get_gpool(char *pool_name); + +#endif /* __ASM_ARCH_SRAM_H */ diff --git a/arch/arm/mach-mmp/jasper.c b/arch/arm/mach-mmp/jasper.c index 24172a0aad5..8bfac661262 100644 --- a/arch/arm/mach-mmp/jasper.c +++ b/arch/arm/mach-mmp/jasper.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/io.h> -#include <linux/gpio.h> #include <linux/regulator/machine.h> #include <linux/regulator/max8649.h> #include <linux/mfd/max8925.h> @@ -154,7 +153,7 @@ static struct i2c_board_info jasper_twsi1_info[] = { }; static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = { - .max_speed = 25000000, + .clk_delay_cycles = 0x1f, }; static void __init jasper_init(void) diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c index 8e6c3ac7f7c..5dd1d4a6aeb 100644 --- a/arch/arm/mach-mmp/mmp2.c +++ b/arch/arm/mach-mmp/mmp2.c @@ -9,7 +9,6 @@ * 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/kernel.h> #include <linux/init.h> @@ -25,7 +24,7 @@ #include <mach/irqs.h> #include <mach/dma.h> #include <mach/mfp.h> -#include <mach/gpio.h> +#include <mach/gpio-pxa.h> #include <mach/devices.h> #include <mach/mmp2.h> @@ -87,7 +86,8 @@ static struct mfp_addr_map mmp2_addr_map[] __initdata = { void mmp2_clear_pmic_int(void) { - unsigned long mfpr_pmic, data; + void __iomem *mfpr_pmic; + unsigned long data; mfpr_pmic = APB_VIRT_BASE + 0x1e000 + 0x2c4; data = __raw_readl(mfpr_pmic); @@ -168,10 +168,10 @@ static struct clk_lookup mmp2_clkregs[] = { INIT_CLKREG(&clk_twsi5, "pxa2xx-i2c.4", NULL), INIT_CLKREG(&clk_twsi6, "pxa2xx-i2c.5", NULL), INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), - INIT_CLKREG(&clk_sdh0, "sdhci-pxa.0", "PXA-SDHCLK"), - INIT_CLKREG(&clk_sdh1, "sdhci-pxa.1", "PXA-SDHCLK"), - INIT_CLKREG(&clk_sdh2, "sdhci-pxa.2", "PXA-SDHCLK"), - INIT_CLKREG(&clk_sdh3, "sdhci-pxa.3", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh0, "sdhci-pxav3.0", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh1, "sdhci-pxav3.1", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh2, "sdhci-pxav3.2", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh3, "sdhci-pxav3.3", "PXA-SDHCLK"), }; static int __init mmp2_init(void) @@ -222,8 +222,11 @@ MMP2_DEVICE(twsi4, "pxa2xx-i2c", 3, TWSI4, 0xd4033000, 0x70); MMP2_DEVICE(twsi5, "pxa2xx-i2c", 4, TWSI5, 0xd4033800, 0x70); MMP2_DEVICE(twsi6, "pxa2xx-i2c", 5, TWSI6, 0xd4034000, 0x70); MMP2_DEVICE(nand, "pxa3xx-nand", -1, NAND, 0xd4283000, 0x100, 28, 29); -MMP2_DEVICE(sdh0, "sdhci-pxa", 0, MMC, 0xd4280000, 0x120); -MMP2_DEVICE(sdh1, "sdhci-pxa", 1, MMC2, 0xd4280800, 0x120); -MMP2_DEVICE(sdh2, "sdhci-pxa", 2, MMC3, 0xd4281000, 0x120); -MMP2_DEVICE(sdh3, "sdhci-pxa", 3, MMC4, 0xd4281800, 0x120); +MMP2_DEVICE(sdh0, "sdhci-pxav3", 0, MMC, 0xd4280000, 0x120); +MMP2_DEVICE(sdh1, "sdhci-pxav3", 1, MMC2, 0xd4280800, 0x120); +MMP2_DEVICE(sdh2, "sdhci-pxav3", 2, MMC3, 0xd4281000, 0x120); +MMP2_DEVICE(sdh3, "sdhci-pxav3", 3, MMC4, 0xd4281800, 0x120); +MMP2_DEVICE(asram, "asram", -1, NONE, 0xe0000000, 0x4000); +/* 0xd1000000 ~ 0xd101ffff is reserved for secure processor */ +MMP2_DEVICE(isram, "isram", -1, NONE, 0xd1020000, 0x18000); diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index 72b4e763158..76ca15c00e4 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -7,7 +7,6 @@ * 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/kernel.h> #include <linux/init.h> @@ -21,10 +20,13 @@ #include <mach/regs-apbc.h> #include <mach/regs-apmu.h> #include <mach/irqs.h> -#include <mach/gpio.h> +#include <mach/gpio-pxa.h> #include <mach/dma.h> #include <mach/devices.h> #include <mach/mfp.h> +#include <linux/platform_device.h> +#include <linux/dma-mapping.h> +#include <mach/pxa168.h> #include "common.h" #include "clock.h" @@ -66,6 +68,7 @@ void __init pxa168_init_irq(void) /* APB peripheral clocks */ static APBC_CLK(uart1, PXA168_UART1, 1, 14745600); static APBC_CLK(uart2, PXA168_UART2, 1, 14745600); +static APBC_CLK(uart3, PXA168_UART3, 1, 14745600); static APBC_CLK(twsi0, PXA168_TWSI0, 1, 33000000); static APBC_CLK(twsi1, PXA168_TWSI1, 1, 33000000); static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000); @@ -79,13 +82,16 @@ static APBC_CLK(ssp4, PXA168_SSP4, 4, 0); static APBC_CLK(ssp5, PXA168_SSP5, 4, 0); static APBC_CLK(keypad, PXA168_KPC, 0, 32000); -static APMU_CLK(nand, NAND, 0x01db, 208000000); +static APMU_CLK(nand, NAND, 0x19b, 156000000); static APMU_CLK(lcd, LCD, 0x7f, 312000000); +static APMU_CLK(eth, ETH, 0x09, 0); +static APMU_CLK(usb, USB, 0x12, 0); /* device and clock bindings */ static struct clk_lookup pxa168_clkregs[] = { INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), + INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL), INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), INIT_CLKREG(&clk_pwm1, "pxa168-pwm.0", NULL), @@ -100,6 +106,8 @@ static struct clk_lookup pxa168_clkregs[] = { INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL), INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL), + INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"), + INIT_CLKREG(&clk_usb, "pxa168-ehci", "PXA168-USBCLK"), }; static int __init pxa168_init(void) @@ -149,6 +157,7 @@ void pxa168_clear_keypad_wakeup(void) /* on-chip devices */ PXA168_DEVICE(uart1, "pxa2xx-uart", 0, UART1, 0xd4017000, 0x30, 21, 22); PXA168_DEVICE(uart2, "pxa2xx-uart", 1, UART2, 0xd4018000, 0x30, 23, 24); +PXA168_DEVICE(uart3, "pxa2xx-uart", 2, UART3, 0xd4026000, 0x30, 23, 24); PXA168_DEVICE(twsi0, "pxa2xx-i2c", 0, TWSI0, 0xd4011000, 0x28); PXA168_DEVICE(twsi1, "pxa2xx-i2c", 1, TWSI1, 0xd4025000, 0x28); PXA168_DEVICE(pwm1, "pxa168-pwm", 0, NONE, 0xd401a000, 0x10); @@ -163,3 +172,45 @@ PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59); PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61); PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8); PXA168_DEVICE(keypad, "pxa27x-keypad", -1, KEYPAD, 0xd4012000, 0x4c); +PXA168_DEVICE(eth, "pxa168-eth", -1, MFU, 0xc0800000, 0x0fff); + +struct resource pxa168_usb_host_resources[] = { + /* USB Host conroller register base */ + [0] = { + .start = 0xd4209000, + .end = 0xd4209000 + 0x200, + .flags = IORESOURCE_MEM, + .name = "pxa168-usb-host", + }, + /* USB PHY register base */ + [1] = { + .start = 0xd4206000, + .end = 0xd4206000 + 0xff, + .flags = IORESOURCE_MEM, + .name = "pxa168-usb-phy", + }, + [2] = { + .start = IRQ_PXA168_USB2, + .end = IRQ_PXA168_USB2, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 pxa168_usb_host_dmamask = DMA_BIT_MASK(32); +struct platform_device pxa168_device_usb_host = { + .name = "pxa168-ehci", + .id = -1, + .dev = { + .dma_mask = &pxa168_usb_host_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + + .num_resources = ARRAY_SIZE(pxa168_usb_host_resources), + .resource = pxa168_usb_host_resources, +}; + +int __init pxa168_add_usb_host(struct pxa168_usb_pdata *pdata) +{ + pxa168_device_usb_host.dev.platform_data = pdata; + return platform_device_register(&pxa168_device_usb_host); +} diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index 8f92ccd26ed..4ebbfbba39f 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -7,7 +7,6 @@ * 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/kernel.h> #include <linux/init.h> @@ -20,7 +19,7 @@ #include <mach/regs-apmu.h> #include <mach/cputype.h> #include <mach/irqs.h> -#include <mach/gpio.h> +#include <mach/gpio-pxa.h> #include <mach/dma.h> #include <mach/mfp.h> #include <mach/devices.h> @@ -110,7 +109,7 @@ static APBC_CLK(pwm2, PXA910_PWM2, 1, 13000000); static APBC_CLK(pwm3, PXA910_PWM3, 1, 13000000); static APBC_CLK(pwm4, PXA910_PWM4, 1, 13000000); -static APMU_CLK(nand, NAND, 0x01db, 208000000); +static APMU_CLK(nand, NAND, 0x19b, 156000000); static APMU_CLK(u2o, USB, 0x1b, 480000000); /* device and clock bindings */ diff --git a/arch/arm/mach-mmp/sram.c b/arch/arm/mach-mmp/sram.c new file mode 100644 index 00000000000..4304f951937 --- /dev/null +++ b/arch/arm/mach-mmp/sram.c @@ -0,0 +1,168 @@ +/* + * linux/arch/arm/mach-mmp/sram.c + * + * based on mach-davinci/sram.c - DaVinci simple SRAM allocator + * + * Copyright (c) 2011 Marvell Semiconductors Inc. + * All Rights Reserved + * + * Add for mmp sram support - Leo Yan <leoy@marvell.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/init.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/genalloc.h> + +#include <mach/sram.h> + +struct sram_bank_info { + char *pool_name; + struct gen_pool *gpool; + int granularity; + + phys_addr_t sram_phys; + void __iomem *sram_virt; + u32 sram_size; + + struct list_head node; +}; + +static DEFINE_MUTEX(sram_lock); +static LIST_HEAD(sram_bank_list); + +struct gen_pool *sram_get_gpool(char *pool_name) +{ + struct sram_bank_info *info = NULL; + + if (!pool_name) + return NULL; + + mutex_lock(&sram_lock); + + list_for_each_entry(info, &sram_bank_list, node) + if (!strcmp(pool_name, info->pool_name)) + break; + + mutex_unlock(&sram_lock); + + if (&info->node == &sram_bank_list) + return NULL; + + return info->gpool; +} +EXPORT_SYMBOL(sram_get_gpool); + +static int __devinit sram_probe(struct platform_device *pdev) +{ + struct sram_platdata *pdata = pdev->dev.platform_data; + struct sram_bank_info *info; + struct resource *res; + int ret = 0; + + if (!pdata && !pdata->pool_name) + return -ENODEV; + + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res == NULL) { + dev_err(&pdev->dev, "no memory resource defined\n"); + ret = -ENODEV; + goto out; + } + + if (!resource_size(res)) + return 0; + + info->sram_phys = (phys_addr_t)res->start; + info->sram_size = resource_size(res); + info->sram_virt = ioremap(info->sram_phys, info->sram_size); + info->pool_name = kstrdup(pdata->pool_name, GFP_KERNEL); + info->granularity = pdata->granularity; + + info->gpool = gen_pool_create(ilog2(info->granularity), -1); + if (!info->gpool) { + dev_err(&pdev->dev, "create pool failed\n"); + ret = -ENOMEM; + goto create_pool_err; + } + + ret = gen_pool_add_virt(info->gpool, (unsigned long)info->sram_virt, + info->sram_phys, info->sram_size, -1); + if (ret < 0) { + dev_err(&pdev->dev, "add new chunk failed\n"); + ret = -ENOMEM; + goto add_chunk_err; + } + + mutex_lock(&sram_lock); + list_add(&info->node, &sram_bank_list); + mutex_unlock(&sram_lock); + + platform_set_drvdata(pdev, info); + + dev_info(&pdev->dev, "initialized\n"); + return 0; + +add_chunk_err: + gen_pool_destroy(info->gpool); +create_pool_err: + iounmap(info->sram_virt); + kfree(info->pool_name); +out: + kfree(info); + return ret; +} + +static int __devexit sram_remove(struct platform_device *pdev) +{ + struct sram_bank_info *info; + + info = platform_get_drvdata(pdev); + if (info == NULL) + return -ENODEV; + + mutex_lock(&sram_lock); + list_del(&info->node); + mutex_unlock(&sram_lock); + + gen_pool_destroy(info->gpool); + iounmap(info->sram_virt); + kfree(info->pool_name); + kfree(info); + return 0; +} + +static const struct platform_device_id sram_id_table[] = { + { "asram", MMP_ASRAM }, + { "isram", MMP_ISRAM }, + { } +}; + +static struct platform_driver sram_driver = { + .probe = sram_probe, + .remove = sram_remove, + .driver = { + .name = "mmp-sram", + }, + .id_table = sram_id_table, +}; + +static int __init sram_init(void) +{ + return platform_driver_register(&sram_driver); +} +core_initcall(sram_init); + +MODULE_LICENSE("GPL"); diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c index c296b75c445..eb5be879fd8 100644 --- a/arch/arm/mach-mmp/tavorevb.c +++ b/arch/arm/mach-mmp/tavorevb.c @@ -7,18 +7,18 @@ * it under the terms of the GNU General Public License version 2 as * publishhed by the Free Software Foundation. */ - +#include <linux/gpio.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/smc91x.h> +#include <linux/gpio.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/addr-map.h> #include <mach/mfp-pxa910.h> #include <mach/pxa910.h> -#include <mach/gpio.h> #include "common.h" diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 99833b9485c..4e91ee6e27c 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -51,12 +51,12 @@ static inline uint32_t timer_read(void) { int delay = 100; - __raw_writel(1, TIMERS_VIRT_BASE + TMR_CVWR(0)); + __raw_writel(1, TIMERS_VIRT_BASE + TMR_CVWR(1)); while (delay--) cpu_relax(); - return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(0)); + return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(1)); } unsigned long long notrace sched_clock(void) @@ -75,28 +75,51 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id) { struct clock_event_device *c = dev_id; - /* disable and clear pending interrupt status */ - __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(0)); - __raw_writel(0x1, TIMERS_VIRT_BASE + TMR_ICR(0)); + /* + * Clear pending interrupt status. + */ + __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_ICR(0)); + + /* + * Disable timer 0. + */ + __raw_writel(0x02, TIMERS_VIRT_BASE + TMR_CER); + c->event_handler(c); + return IRQ_HANDLED; } static int timer_set_next_event(unsigned long delta, struct clock_event_device *dev) { - unsigned long flags, next; + unsigned long flags; local_irq_save(flags); - /* clear pending interrupt status and enable */ + /* + * Disable timer 0. + */ + __raw_writel(0x02, TIMERS_VIRT_BASE + TMR_CER); + + /* + * Clear and enable timer match 0 interrupt. + */ __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_ICR(0)); __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_IER(0)); - next = timer_read() + delta; - __raw_writel(next, TIMERS_VIRT_BASE + TMR_TN_MM(0, 0)); + /* + * Setup new clockevent timer value. + */ + __raw_writel(delta - 1, TIMERS_VIRT_BASE + TMR_TN_MM(0, 0)); + + /* + * Enable timer 0. + */ + __raw_writel(0x03, TIMERS_VIRT_BASE + TMR_CER); local_irq_restore(flags); + return 0; } @@ -145,23 +168,26 @@ static struct clocksource cksrc = { static void __init timer_config(void) { uint32_t ccr = __raw_readl(TIMERS_VIRT_BASE + TMR_CCR); - uint32_t cer = __raw_readl(TIMERS_VIRT_BASE + TMR_CER); - uint32_t cmr = __raw_readl(TIMERS_VIRT_BASE + TMR_CMR); - __raw_writel(cer & ~0x1, TIMERS_VIRT_BASE + TMR_CER); /* disable */ + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_CER); /* disable */ - ccr &= (cpu_is_mmp2()) ? TMR_CCR_CS_0(0) : TMR_CCR_CS_0(3); + ccr &= (cpu_is_mmp2()) ? (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : + (TMR_CCR_CS_0(3) | TMR_CCR_CS_1(3)); __raw_writel(ccr, TIMERS_VIRT_BASE + TMR_CCR); - /* free-running mode */ - __raw_writel(cmr | 0x01, TIMERS_VIRT_BASE + TMR_CMR); + /* set timer 0 to periodic mode, and timer 1 to free-running mode */ + __raw_writel(0x2, TIMERS_VIRT_BASE + TMR_CMR); - __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_PLCR(0)); /* free-running */ + __raw_writel(0x1, TIMERS_VIRT_BASE + TMR_PLCR(0)); /* periodic */ __raw_writel(0x7, TIMERS_VIRT_BASE + TMR_ICR(0)); /* clear status */ __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(0)); - /* enable timer counter */ - __raw_writel(cer | 0x01, TIMERS_VIRT_BASE + TMR_CER); + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_PLCR(1)); /* free-running */ + __raw_writel(0x7, TIMERS_VIRT_BASE + TMR_ICR(1)); /* clear status */ + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(1)); + + /* enable timer 1 counter */ + __raw_writel(0x2, TIMERS_VIRT_BASE + TMR_CER); } static struct irqaction timer_irq = { diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c index e411039ea59..176515a7698 100644 --- a/arch/arm/mach-mmp/ttc_dkb.c +++ b/arch/arm/mach-mmp/ttc_dkb.c @@ -15,6 +15,8 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/onenand.h> #include <linux/interrupt.h> +#include <linux/i2c/pca953x.h> +#include <linux/gpio.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -25,7 +27,17 @@ #include "common.h" -#define TTCDKB_NR_IRQS (IRQ_BOARD_START + 24) +#define TTCDKB_GPIO_EXT0(x) (NR_BUILTIN_GPIO + ((x < 0) ? 0 : \ + ((x < 16) ? x : 15))) +#define TTCDKB_GPIO_EXT1(x) (NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \ + ((x < 16) ? x : 15))) + +/* + * 16 board interrupts -- MAX7312 GPIO expander + * 16 board interrupts -- PCA9575 GPIO expander + * 24 board interrupts -- 88PM860x PMIC + */ +#define TTCDKB_NR_IRQS (IRQ_BOARD_START + 16 + 16 + 24) static unsigned long ttc_dkb_pin_config[] __initdata = { /* UART2 */ @@ -81,7 +93,7 @@ static struct mtd_partition ttc_dkb_onenand_partitions[] = { }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, - .size = SZ_48M, + .size = SZ_32M + SZ_16M, .mask_flags = 0, } }; @@ -113,6 +125,22 @@ static struct platform_device *ttc_dkb_devices[] = { &ttc_dkb_device_onenand, }; +static struct pca953x_platform_data max7312_data[] = { + { + .gpio_base = TTCDKB_GPIO_EXT0(0), + .irq_base = IRQ_BOARD_START, + }, +}; + +static struct i2c_board_info ttc_dkb_i2c_info[] = { + { + .type = "max7312", + .addr = 0x23, + .irq = IRQ_GPIO(80), + .platform_data = &max7312_data, + }, +}; + static void __init ttc_dkb_init(void) { mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config)); @@ -121,6 +149,7 @@ static void __init ttc_dkb_init(void) pxa910_add_uart(1); /* off-chip devices */ + pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info)); platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices)); } |