diff options
Diffstat (limited to 'arch/arm/mach-davinci')
46 files changed, 2842 insertions, 403 deletions
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index 40866c643f1..033bfede6b6 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -32,11 +32,13 @@ config ARCH_DAVINCI_DA830 bool "DA830/OMAP-L137 based system" select CP_INTC select ARCH_DAVINCI_DA8XX + select CPU_DCACHE_WRITETHROUGH # needed on silicon revs 1.0, 1.1 config ARCH_DAVINCI_DA850 bool "DA850/OMAP-L138 based system" select CP_INTC select ARCH_DAVINCI_DA8XX + select ARCH_HAS_CPUFREQ config ARCH_DAVINCI_DA8XX bool @@ -63,6 +65,13 @@ config MACH_SFFSDR Say Y here to select the Lyrtech Small Form Factor Software Defined Radio (SFFSDR) board. +config MACH_NEUROS_OSD2 + bool "Neuros OSD2 Open Television Set Top Box" + depends on ARCH_DAVINCI_DM644x + help + Configure this option to specify the whether the board used + for development is a Neuros OSD2 Open Set Top Box. + config MACH_DAVINCI_DM355_EVM bool "TI DM355 EVM" default ARCH_DAVINCI_DM355 @@ -98,16 +107,66 @@ config MACH_DAVINCI_DA830_EVM bool "TI DA830/OMAP-L137 Reference Platform" default ARCH_DAVINCI_DA830 depends on ARCH_DAVINCI_DA830 + select GPIO_PCF857X help Say Y here to select the TI DA830/OMAP-L137 Evaluation Module. +choice + prompt "Select DA830/OMAP-L137 UI board peripheral" + depends on MACH_DAVINCI_DA830_EVM + help + The presence of UI card on the DA830/OMAP-L137 EVM is detected + automatically based on successful probe of the I2C based GPIO + expander on that board. This option selected in this menu has + an effect only in case of a successful UI card detection. + +config DA830_UI_LCD + bool "LCD" + help + Say Y here to use the LCD as a framebuffer or simple character + display. + +config DA830_UI_NAND + bool "NAND flash" + help + Say Y here to use the NAND flash. Do not forget to setup + the switch correctly. +endchoice + config MACH_DAVINCI_DA850_EVM bool "TI DA850/OMAP-L138 Reference Platform" default ARCH_DAVINCI_DA850 depends on ARCH_DAVINCI_DA850 + select GPIO_PCA953X help Say Y here to select the TI DA850/OMAP-L138 Evaluation Module. +choice + prompt "Select peripherals connected to expander on UI board" + depends on MACH_DAVINCI_DA850_EVM + help + The presence of User Interface (UI) card on the DA850/OMAP-L138 + EVM is detected automatically based on successful probe of the I2C + based GPIO expander on that card. This option selected in this + menu has an effect only in case of a successful UI card detection. + +config DA850_UI_NONE + bool "No peripheral is enabled" + help + Say Y if you do not want to enable any of the peripherals connected + to TCA6416 expander on DA850/OMAP-L138 EVM UI card + +config DA850_UI_RMII + bool "RMII Ethernet PHY" + help + Say Y if you want to use the RMII PHY on the DA850/OMAP-L138 EVM. + This PHY is found on the UI daughter card that is supplied with + the EVM. + NOTE: Please take care while choosing this option, MII PHY will + not be functional if RMII mode is selected. + +endchoice + config DAVINCI_MUX bool "DAVINCI multiplexing support" depends on ARCH_DAVINCI diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile index 2e11e847313..eeb9230d884 100644 --- a/arch/arm/mach-davinci/Makefile +++ b/arch/arm/mach-davinci/Makefile @@ -23,9 +23,14 @@ obj-$(CONFIG_CP_INTC) += cp_intc.o # Board specific obj-$(CONFIG_MACH_DAVINCI_EVM) += board-dm644x-evm.o obj-$(CONFIG_MACH_SFFSDR) += board-sffsdr.o +obj-$(CONFIG_MACH_NEUROS_OSD2) += board-neuros-osd2.o obj-$(CONFIG_MACH_DAVINCI_DM355_EVM) += board-dm355-evm.o obj-$(CONFIG_MACH_DM355_LEOPARD) += board-dm355-leopard.o obj-$(CONFIG_MACH_DAVINCI_DM6467_EVM) += board-dm646x-evm.o obj-$(CONFIG_MACH_DAVINCI_DM365_EVM) += board-dm365-evm.o obj-$(CONFIG_MACH_DAVINCI_DA830_EVM) += board-da830-evm.o obj-$(CONFIG_MACH_DAVINCI_DA850_EVM) += board-da850-evm.o + +# Power Management +obj-$(CONFIG_CPU_FREQ) += cpufreq.o +obj-$(CONFIG_CPU_IDLE) += cpuidle.o diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index bfbb63936f3..31dc9901e55 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -10,51 +10,194 @@ * or implied. */ #include <linux/kernel.h> -#include <linux/module.h> #include <linux/init.h> #include <linux/console.h> +#include <linux/interrupt.h> +#include <linux/gpio.h> +#include <linux/platform_device.h> #include <linux/i2c.h> +#include <linux/i2c/pcf857x.h> #include <linux/i2c/at24.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <mach/common.h> -#include <mach/irqs.h> #include <mach/cp_intc.h> +#include <mach/mux.h> +#include <mach/nand.h> #include <mach/da8xx.h> -#include <mach/asp.h> +#include <mach/usb.h> #define DA830_EVM_PHY_MASK 0x0 #define DA830_EVM_MDIO_FREQUENCY 2200000 /* PHY bus frequency */ -static struct at24_platform_data da830_evm_i2c_eeprom_info = { - .byte_len = SZ_256K / 8, - .page_size = 64, - .flags = AT24_FLAG_ADDR16, - .setup = davinci_get_mac_addr, - .context = (void *)0x7f00, -}; +#define DA830_EMIF25_ASYNC_DATA_CE3_BASE 0x62000000 +#define DA830_EMIF25_CONTROL_BASE 0x68000000 -static struct i2c_board_info __initdata da830_evm_i2c_devices[] = { - { - I2C_BOARD_INFO("24c256", 0x50), - .platform_data = &da830_evm_i2c_eeprom_info, - }, - { - I2C_BOARD_INFO("tlv320aic3x", 0x18), - } +/* + * USB1 VBUS is controlled by GPIO1[15], over-current is reported on GPIO2[4]. + */ +#define ON_BD_USB_DRV GPIO_TO_PIN(1, 15) +#define ON_BD_USB_OVC GPIO_TO_PIN(2, 4) + +static const short da830_evm_usb11_pins[] = { + DA830_GPIO1_15, DA830_GPIO2_4, + -1 }; -static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = { - .bus_freq = 100, /* kHz */ - .bus_delay = 0, /* usec */ +static da8xx_ocic_handler_t da830_evm_usb_ocic_handler; + +static int da830_evm_usb_set_power(unsigned port, int on) +{ + gpio_set_value(ON_BD_USB_DRV, on); + return 0; +} + +static int da830_evm_usb_get_power(unsigned port) +{ + return gpio_get_value(ON_BD_USB_DRV); +} + +static int da830_evm_usb_get_oci(unsigned port) +{ + return !gpio_get_value(ON_BD_USB_OVC); +} + +static irqreturn_t da830_evm_usb_ocic_irq(int, void *); + +static int da830_evm_usb_ocic_notify(da8xx_ocic_handler_t handler) +{ + int irq = gpio_to_irq(ON_BD_USB_OVC); + int error = 0; + + if (handler != NULL) { + da830_evm_usb_ocic_handler = handler; + + error = request_irq(irq, da830_evm_usb_ocic_irq, IRQF_DISABLED | + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + "OHCI over-current indicator", NULL); + if (error) + printk(KERN_ERR "%s: could not request IRQ to watch " + "over-current indicator changes\n", __func__); + } else + free_irq(irq, NULL); + + return error; +} + +static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = { + .set_power = da830_evm_usb_set_power, + .get_power = da830_evm_usb_get_power, + .get_oci = da830_evm_usb_get_oci, + .ocic_notify = da830_evm_usb_ocic_notify, + + /* TPS2065 switch @ 5V */ + .potpgt = (3 + 1) / 2, /* 3 ms max */ }; +static irqreturn_t da830_evm_usb_ocic_irq(int irq, void *dev_id) +{ + da830_evm_usb_ocic_handler(&da830_evm_usb11_pdata, 1); + return IRQ_HANDLED; +} + +static __init void da830_evm_usb_init(void) +{ + u32 cfgchip2; + int ret; + + /* + * Set up USB clock/mode in the CFGCHIP2 register. + * FYI: CFGCHIP2 is 0x0000ef00 initially. + */ + cfgchip2 = __raw_readl(DA8XX_SYSCFG_VIRT(DA8XX_CFGCHIP2_REG)); + + /* USB2.0 PHY reference clock is 24 MHz */ + cfgchip2 &= ~CFGCHIP2_REFFREQ; + cfgchip2 |= CFGCHIP2_REFFREQ_24MHZ; + + /* + * Select internal reference clock for USB 2.0 PHY + * and use it as a clock source for USB 1.1 PHY + * (this is the default setting anyway). + */ + cfgchip2 &= ~CFGCHIP2_USB1PHYCLKMUX; + cfgchip2 |= CFGCHIP2_USB2PHYCLKMUX; + + /* + * We have to override VBUS/ID signals when MUSB is configured into the + * host-only mode -- ID pin will float if no cable is connected, so the + * controller won't be able to drive VBUS thinking that it's a B-device. + * Otherwise, we want to use the OTG mode and enable VBUS comparators. + */ + cfgchip2 &= ~CFGCHIP2_OTGMODE; +#ifdef CONFIG_USB_MUSB_HOST + cfgchip2 |= CFGCHIP2_FORCE_HOST; +#else + cfgchip2 |= CFGCHIP2_SESENDEN | CFGCHIP2_VBDTCTEN; +#endif + + __raw_writel(cfgchip2, DA8XX_SYSCFG_VIRT(DA8XX_CFGCHIP2_REG)); + + /* USB_REFCLKIN is not used. */ + ret = davinci_cfg_reg(DA830_USB0_DRVVBUS); + if (ret) + pr_warning("%s: USB 2.0 PinMux setup failed: %d\n", + __func__, ret); + else { + /* + * TPS2065 switch @ 5V supplies 1 A (sustains 1.5 A), + * with the power on to power good time of 3 ms. + */ + ret = da8xx_register_usb20(1000, 3); + if (ret) + pr_warning("%s: USB 2.0 registration failed: %d\n", + __func__, ret); + } + + ret = da8xx_pinmux_setup(da830_evm_usb11_pins); + if (ret) { + pr_warning("%s: USB 1.1 PinMux setup failed: %d\n", + __func__, ret); + return; + } + + ret = gpio_request(ON_BD_USB_DRV, "ON_BD_USB_DRV"); + if (ret) { + printk(KERN_ERR "%s: failed to request GPIO for USB 1.1 port " + "power control: %d\n", __func__, ret); + return; + } + gpio_direction_output(ON_BD_USB_DRV, 0); + + ret = gpio_request(ON_BD_USB_OVC, "ON_BD_USB_OVC"); + if (ret) { + printk(KERN_ERR "%s: failed to request GPIO for USB 1.1 port " + "over-current indicator: %d\n", __func__, ret); + return; + } + gpio_direction_input(ON_BD_USB_OVC); + + ret = da8xx_register_usb11(&da830_evm_usb11_pdata); + if (ret) + pr_warning("%s: USB 1.1 registration failed: %d\n", + __func__, ret); +} + static struct davinci_uart_config da830_evm_uart_config __initdata = { .enabled_uarts = 0x7, }; +static const short da830_evm_mcasp1_pins[] = { + DA830_AHCLKX1, DA830_ACLKX1, DA830_AFSX1, DA830_AHCLKR1, DA830_AFSR1, + DA830_AMUTE1, DA830_AXR1_0, DA830_AXR1_1, DA830_AXR1_2, DA830_AXR1_5, + DA830_ACLKR1, DA830_AXR1_6, DA830_AXR1_7, DA830_AXR1_8, DA830_AXR1_10, + DA830_AXR1_11, + -1 +}; + static u8 da830_iis_serializer_direction[] = { RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE, INACTIVE_MODE, INACTIVE_MODE, @@ -74,6 +217,271 @@ static struct snd_platform_data da830_evm_snd_data = { .rxnumevt = 1, }; +/* + * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS. + */ +static const short da830_evm_mmc_sd_pins[] = { + DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2, + DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5, + DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK, + DA830_MMCSD_CMD, DA830_GPIO2_1, DA830_GPIO2_2, + -1 +}; + +#define DA830_MMCSD_WP_PIN GPIO_TO_PIN(2, 1) + +static int da830_evm_mmc_get_ro(int index) +{ + return gpio_get_value(DA830_MMCSD_WP_PIN); +} + +static struct davinci_mmc_config da830_evm_mmc_config = { + .get_ro = da830_evm_mmc_get_ro, + .wires = 4, + .max_freq = 50000000, + .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, + .version = MMC_CTLR_VERSION_2, +}; + +static inline void da830_evm_init_mmc(void) +{ + int ret; + + ret = da8xx_pinmux_setup(da830_evm_mmc_sd_pins); + if (ret) { + pr_warning("da830_evm_init: mmc/sd mux setup failed: %d\n", + ret); + return; + } + + ret = gpio_request(DA830_MMCSD_WP_PIN, "MMC WP"); + if (ret) { + pr_warning("da830_evm_init: can not open GPIO %d\n", + DA830_MMCSD_WP_PIN); + return; + } + gpio_direction_input(DA830_MMCSD_WP_PIN); + + ret = da8xx_register_mmcsd0(&da830_evm_mmc_config); + if (ret) { + pr_warning("da830_evm_init: mmc/sd registration failed: %d\n", + ret); + gpio_free(DA830_MMCSD_WP_PIN); + } +} + +/* + * UI board NAND/NOR flashes only use 8-bit data bus. + */ +static const short da830_evm_emif25_pins[] = { + DA830_EMA_D_0, DA830_EMA_D_1, DA830_EMA_D_2, DA830_EMA_D_3, + DA830_EMA_D_4, DA830_EMA_D_5, DA830_EMA_D_6, DA830_EMA_D_7, + DA830_EMA_A_0, DA830_EMA_A_1, DA830_EMA_A_2, DA830_EMA_A_3, + DA830_EMA_A_4, DA830_EMA_A_5, DA830_EMA_A_6, DA830_EMA_A_7, + DA830_EMA_A_8, DA830_EMA_A_9, DA830_EMA_A_10, DA830_EMA_A_11, + DA830_EMA_A_12, DA830_EMA_BA_0, DA830_EMA_BA_1, DA830_NEMA_WE, + DA830_NEMA_CS_2, DA830_NEMA_CS_3, DA830_NEMA_OE, DA830_EMA_WAIT_0, + -1 +}; + +#if defined(CONFIG_MMC_DAVINCI) || defined(CONFIG_MMC_DAVINCI_MODULE) +#define HAS_MMC 1 +#else +#define HAS_MMC 0 +#endif + +#ifdef CONFIG_DA830_UI_NAND +static struct mtd_partition da830_evm_nand_partitions[] = { + /* bootloader (U-Boot, etc) in first sector */ + [0] = { + .name = "bootloader", + .offset = 0, + .size = SZ_128K, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + /* bootloader params in the next sector */ + [1] = { + .name = "params", + .offset = MTDPART_OFS_APPEND, + .size = SZ_128K, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + /* kernel */ + [2] = { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = SZ_2M, + .mask_flags = 0, + }, + /* file system */ + [3] = { + .name = "filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + .mask_flags = 0, + } +}; + +/* flash bbt decriptors */ +static uint8_t da830_evm_nand_bbt_pattern[] = { 'B', 'b', 't', '0' }; +static uint8_t da830_evm_nand_mirror_pattern[] = { '1', 't', 'b', 'B' }; + +static struct nand_bbt_descr da830_evm_nand_bbt_main_descr = { + .options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE | + NAND_BBT_WRITE | NAND_BBT_2BIT | + NAND_BBT_VERSION | NAND_BBT_PERCHIP, + .offs = 2, + .len = 4, + .veroffs = 16, + .maxblocks = 4, + .pattern = da830_evm_nand_bbt_pattern +}; + +static struct nand_bbt_descr da830_evm_nand_bbt_mirror_descr = { + .options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE | + NAND_BBT_WRITE | NAND_BBT_2BIT | + NAND_BBT_VERSION | NAND_BBT_PERCHIP, + .offs = 2, + .len = 4, + .veroffs = 16, + .maxblocks = 4, + .pattern = da830_evm_nand_mirror_pattern +}; + +static struct davinci_nand_pdata da830_evm_nand_pdata = { + .parts = da830_evm_nand_partitions, + .nr_parts = ARRAY_SIZE(da830_evm_nand_partitions), + .ecc_mode = NAND_ECC_HW, + .ecc_bits = 4, + .options = NAND_USE_FLASH_BBT, + .bbt_td = &da830_evm_nand_bbt_main_descr, + .bbt_md = &da830_evm_nand_bbt_mirror_descr, +}; + +static struct resource da830_evm_nand_resources[] = { + [0] = { /* First memory resource is NAND I/O window */ + .start = DA830_EMIF25_ASYNC_DATA_CE3_BASE, + .end = DA830_EMIF25_ASYNC_DATA_CE3_BASE + PAGE_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { /* Second memory resource is AEMIF control registers */ + .start = DA830_EMIF25_CONTROL_BASE, + .end = DA830_EMIF25_CONTROL_BASE + SZ_32K - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device da830_evm_nand_device = { + .name = "davinci_nand", + .id = 1, + .dev = { + .platform_data = &da830_evm_nand_pdata, + }, + .num_resources = ARRAY_SIZE(da830_evm_nand_resources), + .resource = da830_evm_nand_resources, +}; + +static inline void da830_evm_init_nand(int mux_mode) +{ + int ret; + + if (HAS_MMC) { + pr_warning("WARNING: both MMC/SD and NAND are " + "enabled, but they share AEMIF pins.\n" + "\tDisable MMC/SD for NAND support.\n"); + return; + } + + ret = da8xx_pinmux_setup(da830_evm_emif25_pins); + if (ret) + pr_warning("da830_evm_init: emif25 mux setup failed: %d\n", + ret); + + ret = platform_device_register(&da830_evm_nand_device); + if (ret) + pr_warning("da830_evm_init: NAND device not registered.\n"); + + gpio_direction_output(mux_mode, 1); +} +#else +static inline void da830_evm_init_nand(int mux_mode) { } +#endif + +#ifdef CONFIG_DA830_UI_LCD +static inline void da830_evm_init_lcdc(int mux_mode) +{ + int ret; + + ret = da8xx_pinmux_setup(da830_lcdcntl_pins); + if (ret) + pr_warning("da830_evm_init: lcdcntl mux setup failed: %d\n", + ret); + + ret = da8xx_register_lcdc(&sharp_lcd035q3dg01_pdata); + if (ret) + pr_warning("da830_evm_init: lcd setup failed: %d\n", ret); + + gpio_direction_output(mux_mode, 0); +} +#else +static inline void da830_evm_init_lcdc(int mux_mode) { } +#endif + +static struct at24_platform_data da830_evm_i2c_eeprom_info = { + .byte_len = SZ_256K / 8, + .page_size = 64, + .flags = AT24_FLAG_ADDR16, + .setup = davinci_get_mac_addr, + .context = (void *)0x7f00, +}; + +static int __init da830_evm_ui_expander_setup(struct i2c_client *client, + int gpio, unsigned ngpio, void *context) +{ + gpio_request(gpio + 6, "UI MUX_MODE"); + + /* Drive mux mode low to match the default without UI card */ + gpio_direction_output(gpio + 6, 0); + + da830_evm_init_lcdc(gpio + 6); + + da830_evm_init_nand(gpio + 6); + + return 0; +} + +static int da830_evm_ui_expander_teardown(struct i2c_client *client, int gpio, + unsigned ngpio, void *context) +{ + gpio_free(gpio + 6); + return 0; +} + +static struct pcf857x_platform_data __initdata da830_evm_ui_expander_info = { + .gpio_base = DAVINCI_N_GPIO, + .setup = da830_evm_ui_expander_setup, + .teardown = da830_evm_ui_expander_teardown, +}; + +static struct i2c_board_info __initdata da830_evm_i2c_devices[] = { + { + I2C_BOARD_INFO("24c256", 0x50), + .platform_data = &da830_evm_i2c_eeprom_info, + }, + { + I2C_BOARD_INFO("tlv320aic3x", 0x18), + }, + { + I2C_BOARD_INFO("pcf8574", 0x3f), + .platform_data = &da830_evm_ui_expander_info, + }, +}; + +static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = { + .bus_freq = 100, /* kHz */ + .bus_delay = 0, /* usec */ +}; + static __init void da830_evm_init(void) { struct davinci_soc_info *soc_info = &davinci_soc_info; @@ -94,6 +502,8 @@ static __init void da830_evm_init(void) pr_warning("da830_evm_init: i2c0 registration failed: %d\n", ret); + da830_evm_usb_init(); + soc_info->emac_pdata->phy_mask = DA830_EVM_PHY_MASK; soc_info->emac_pdata->mdio_max_freq = DA830_EVM_MDIO_FREQUENCY; soc_info->emac_pdata->rmii_en = 1; @@ -117,12 +527,18 @@ static __init void da830_evm_init(void) i2c_register_board_info(1, da830_evm_i2c_devices, ARRAY_SIZE(da830_evm_i2c_devices)); - ret = da8xx_pinmux_setup(da830_mcasp1_pins); + ret = da8xx_pinmux_setup(da830_evm_mcasp1_pins); if (ret) pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n", ret); - da8xx_init_mcasp(1, &da830_evm_snd_data); + da8xx_register_mcasp(1, &da830_evm_snd_data); + + da830_evm_init_mmc(); + + ret = da8xx_register_rtc(); + if (ret) + pr_warning("da830_evm_init: rtc setup failed: %d\n", ret); } #ifdef CONFIG_SERIAL_8250_CONSOLE @@ -146,7 +562,7 @@ static void __init da830_evm_map_io(void) da830_init(); } -MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP L137 EVM") +MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137 EVM") .phys_io = IO_PHYS, .io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc, .boot_params = (DA8XX_DDR_BASE + 0x100), diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index c759d72494e..07de8db1458 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -12,36 +12,38 @@ * or implied. */ #include <linux/kernel.h> -#include <linux/module.h> #include <linux/init.h> #include <linux/console.h> #include <linux/i2c.h> #include <linux/i2c/at24.h> +#include <linux/i2c/pca953x.h> #include <linux/gpio.h> #include <linux/platform_device.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#include <linux/regulator/machine.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <mach/common.h> -#include <mach/irqs.h> #include <mach/cp_intc.h> #include <mach/da8xx.h> #include <mach/nand.h> +#include <mach/mux.h> #define DA850_EVM_PHY_MASK 0x1 #define DA850_EVM_MDIO_FREQUENCY 2200000 /* PHY bus frequency */ +#define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15) -#define DA850_LCD_PWR_PIN GPIO_TO_PIN(8, 10) #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0) #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1) +#define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6) + static struct mtd_partition da850_evm_norflash_partition[] = { { .name = "NOR filesystem", @@ -143,10 +145,149 @@ static struct platform_device da850_evm_nandflash_device = { .resource = da850_evm_nandflash_resource, }; +static struct platform_device *da850_evm_devices[] __initdata = { + &da850_evm_nandflash_device, + &da850_evm_norflash_device, +}; + +#define DA8XX_AEMIF_CE2CFG_OFFSET 0x10 +#define DA8XX_AEMIF_ASIZE_16BIT 0x1 + +static void __init da850_evm_init_nor(void) +{ + void __iomem *aemif_addr; + + aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K); + |