diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3beagle.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3beagle.c | 113 |
1 files changed, 103 insertions, 10 deletions
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 3a7a29d1f9a7..e00ba128cece 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -28,6 +28,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> +#include <linux/regulator/machine.h> #include <linux/i2c/twl4030.h> #include <mach/hardware.h> @@ -105,6 +106,8 @@ static struct platform_device omap3beagle_nand_device = { .resource = &omap3beagle_nand_resource, }; +#include "sdram-micron-mt46h32m32lf-6.h" + static struct omap_uart_config omap3_beagle_uart_config __initdata = { .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), }; @@ -118,6 +121,23 @@ static struct twl4030_hsmmc_info mmc[] = { {} /* Terminator */ }; +static struct platform_device omap3_beagle_lcd_device = { + .name = "omap3beagle_lcd", + .id = -1, +}; + +static struct omap_lcd_config omap3_beagle_lcd_config __initdata = { + .ctrl_name = "internal", +}; + +static struct regulator_consumer_supply beagle_vmmc1_supply = { + .supply = "vmmc", +}; + +static struct regulator_consumer_supply beagle_vsim_supply = { + .supply = "vmmc_aux", +}; + static struct gpio_led gpio_leds[]; static int beagle_twl_gpio_setup(struct device *dev, @@ -128,6 +148,10 @@ static int beagle_twl_gpio_setup(struct device *dev, mmc[0].gpio_cd = gpio + 0; twl4030_mmc_init(mmc); + /* link regulators to MMC adapters */ + beagle_vmmc1_supply.dev = mmc[0].dev; + beagle_vsim_supply.dev = mmc[0].dev; + /* REVISIT: need ehci-omap hooks for external VBUS * power switch and overcurrent detect */ @@ -156,12 +180,85 @@ static struct twl4030_gpio_platform_data beagle_gpio_data = { .setup = beagle_twl_gpio_setup, }; +static struct regulator_consumer_supply beagle_vdac_supply = { + .supply = "vdac", + .dev = &omap3_beagle_lcd_device.dev, +}; + +static struct regulator_consumer_supply beagle_vdvi_supply = { + .supply = "vdvi", + .dev = &omap3_beagle_lcd_device.dev, +}; + +/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ +static struct regulator_init_data beagle_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 = &beagle_vmmc1_supply, +}; + +/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ +static struct regulator_init_data beagle_vsim = { + .constraints = { + .min_uV = 1800000, + .max_uV = 3000000, + .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 = &beagle_vsim_supply, +}; + +/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */ +static struct regulator_init_data beagle_vdac = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &beagle_vdac_supply, +}; + +/* VPLL2 for digital video outputs */ +static struct regulator_init_data beagle_vpll2 = { + .constraints = { + .name = "VDVI", + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &beagle_vdvi_supply, +}; + static struct twl4030_platform_data beagle_twldata = { .irq_base = TWL4030_IRQ_BASE, .irq_end = TWL4030_IRQ_END, /* platform_data for children goes here */ .gpio = &beagle_gpio_data, + .vmmc1 = &beagle_vmmc1, + .vsim = &beagle_vsim, + .vdac = &beagle_vdac, + .vpll2 = &beagle_vpll2, }; static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = { @@ -185,7 +282,8 @@ static int __init omap3_beagle_i2c_init(void) static void __init omap3_beagle_init_irq(void) { - omap2_init_common_hw(NULL); + omap2_init_common_hw(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_init_irq(); #ifdef CONFIG_OMAP_32K_TIMER omap2_gp_clockevent_set_gptimer(12); @@ -193,15 +291,6 @@ static void __init omap3_beagle_init_irq(void) omap_gpio_init(); } -static struct platform_device omap3_beagle_lcd_device = { - .name = "omap3beagle_lcd", - .id = -1, -}; - -static struct omap_lcd_config omap3_beagle_lcd_config __initdata = { - .ctrl_name = "internal", -}; - static struct gpio_led gpio_leds[] = { { .name = "beagleboard::usr0", @@ -320,6 +409,10 @@ static void __init omap3_beagle_init(void) usb_musb_init(); omap3beagle_flash_init(); + + /* Ensure SDRC pins are mux'd for self-refresh */ + omap_cfg_reg(H16_34XX_SDRC_CKE0); + omap_cfg_reg(H17_34XX_SDRC_CKE1); } static void __init omap3_beagle_map_io(void) |