diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-overo.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-overo.c | 88 |
1 files changed, 67 insertions, 21 deletions
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index b1f23bea863..6bce23004aa 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -27,6 +27,7 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/i2c/twl4030.h> +#include <linux/regulator/machine.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> @@ -43,12 +44,15 @@ #include <mach/gpmc.h> #include <mach/hardware.h> #include <mach/nand.h> +#include <mach/mux.h> #include <mach/usb.h> +#include "sdram-micron-mt46h32m32lf-6.h" #include "mmc-twl4030.h" #define OVERO_GPIO_BT_XGATE 15 #define OVERO_GPIO_W2W_NRESET 16 +#define OVERO_GPIO_PENDOWN 114 #define OVERO_GPIO_BT_NRESET 164 #define OVERO_GPIO_USBH_CPEN 168 #define OVERO_GPIO_USBH_NRESET 183 @@ -144,7 +148,7 @@ static struct platform_device overo_smsc911x_device = { .name = "smsc911x", .id = -1, .num_resources = ARRAY_SIZE(overo_smsc911x_resources), - .resource = &overo_smsc911x_resources, + .resource = overo_smsc911x_resources, .dev = { .platform_data = &overo_smsc911x_config, }, @@ -271,21 +275,76 @@ static struct omap_uart_config overo_uart_config __initdata = { .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), }; +static struct twl4030_hsmmc_info mmc[] = { + { + .mmc = 1, + .wires = 4, + .gpio_cd = -EINVAL, + .gpio_wp = -EINVAL, + }, + { + .mmc = 2, + .wires = 4, + .gpio_cd = -EINVAL, + .gpio_wp = -EINVAL, + .transceiver = true, + .ocr_mask = 0x00100000, /* 3.3V */ + }, + {} /* Terminator */ +}; + +static struct regulator_consumer_supply overo_vmmc1_supply = { + .supply = "vmmc", +}; + +static int overo_twl_gpio_setup(struct device *dev, + unsigned gpio, unsigned ngpio) +{ + twl4030_mmc_init(mmc); + + overo_vmmc1_supply.dev = mmc[0].dev; + + return 0; +} + static struct twl4030_gpio_platform_data overo_gpio_data = { .gpio_base = OMAP_MAX_GPIO_LINES, .irq_base = TWL4030_GPIO_IRQ_BASE, .irq_end = TWL4030_GPIO_IRQ_END, + .setup = overo_twl_gpio_setup, }; +static struct twl4030_usb_data overo_usb_data = { + .usb_mode = T2_USB_MODE_ULPI, +}; + +static struct regulator_init_data overo_vmmc1 = { + .constraints = { + .min_uV = 1850000, + .max_uV = 3150000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &overo_vmmc1_supply, +}; + +/* mmc2 (WLAN) and Bluetooth don't use twl4030 regulators */ + static struct twl4030_platform_data overo_twldata = { .irq_base = TWL4030_IRQ_BASE, .irq_end = TWL4030_IRQ_END, .gpio = &overo_gpio_data, + .usb = &overo_usb_data, + .vmmc1 = &overo_vmmc1, }; static struct i2c_board_info __initdata overo_i2c_boardinfo[] = { { - I2C_BOARD_INFO("twl4030", 0x48), + I2C_BOARD_INFO("tps65950", 0x48), .flags = I2C_CLIENT_WAKE, .irq = INT_34XX_SYS_NIRQ, .platform_data = &overo_twldata, @@ -303,7 +362,8 @@ static int __init overo_i2c_init(void) static void __init overo_init_irq(void) { - omap2_init_common_hw(NULL); + omap2_init_common_hw(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_init_irq(); omap_gpio_init(); } @@ -326,23 +386,6 @@ static struct platform_device *overo_devices[] __initdata = { &overo_lcd_device, }; -static struct twl4030_hsmmc_info mmc[] __initdata = { - { - .mmc = 1, - .wires = 4, - .gpio_cd = -EINVAL, - .gpio_wp = -EINVAL, - }, - { - .mmc = 2, - .wires = 4, - .gpio_cd = -EINVAL, - .gpio_wp = -EINVAL, - .transceiver = true, - }, - {} /* Terminator */ -}; - static void __init overo_init(void) { overo_i2c_init(); @@ -350,12 +393,15 @@ static void __init overo_init(void) omap_board_config = overo_config; omap_board_config_size = ARRAY_SIZE(overo_config); omap_serial_init(); - twl4030_mmc_init(mmc); overo_flash_init(); usb_musb_init(); overo_ads7846_init(); overo_init_smsc911x(); + /* Ensure SDRC pins are mux'd for self-refresh */ + omap_cfg_reg(H16_34XX_SDRC_CKE0); + omap_cfg_reg(H17_34XX_SDRC_CKE1); + if ((gpio_request(OVERO_GPIO_W2W_NRESET, "OVERO_GPIO_W2W_NRESET") == 0) && (gpio_direction_output(OVERO_GPIO_W2W_NRESET, 1) == 0)) { |