diff options
Diffstat (limited to 'arch/arm/mach-shmobile')
| -rw-r--r-- | arch/arm/mach-shmobile/board-g4evm.c | 52 |
1 files changed, 24 insertions, 28 deletions
diff --git a/arch/arm/mach-shmobile/board-g4evm.c b/arch/arm/mach-shmobile/board-g4evm.c index f1257321999a..fa5dfc5c8ed6 100644 --- a/arch/arm/mach-shmobile/board-g4evm.c +++ b/arch/arm/mach-shmobile/board-g4evm.c @@ -26,6 +26,8 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/usb/r8a66597.h> #include <linux/io.h> #include <linux/input.h> @@ -196,6 +198,15 @@ static struct platform_device keysc_device = { }, }; +/* Fixed 3.3V regulator to be used by SDHI0 and SDHI1 */ +static struct regulator_consumer_supply fixed3v3_power_consumers[] = +{ + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"), +}; + /* SDHI */ static struct sh_mobile_sdhi_info sdhi0_info = { .tmio_caps = MMC_CAP_SDIO_IRQ, @@ -271,26 +282,11 @@ static struct platform_device *g4evm_devices[] __initdata = { #define GPIO_SDHID1_D3 0xe6052106 #define GPIO_SDHICMD1 0xe6052107 -/* - * FIXME !! - * - * gpio_pull_up is quick_hack. - * - * current gpio frame work doesn't have - * the method to control only pull up/down/free. - * this function should be replaced by correct gpio function - */ -static void __init gpio_pull_up(u32 addr) -{ - u8 data = __raw_readb(addr); - - data &= 0x0F; - data |= 0xC0; - __raw_writeb(data, addr); -} - static void __init g4evm_init(void) { + regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + sh7377_pinmux_init(); /* Lit DS14 LED */ @@ -351,11 +347,11 @@ static void __init g4evm_init(void) gpio_request(GPIO_FN_SDHID0_3, NULL); gpio_request(GPIO_FN_SDHICMD0, NULL); gpio_request(GPIO_FN_SDHIWP0, NULL); - gpio_pull_up(GPIO_SDHID0_D0); - gpio_pull_up(GPIO_SDHID0_D1); - gpio_pull_up(GPIO_SDHID0_D2); - gpio_pull_up(GPIO_SDHID0_D3); - gpio_pull_up(GPIO_SDHICMD0); + gpio_request_pullup(GPIO_SDHID0_D0); + gpio_request_pullup(GPIO_SDHID0_D1); + gpio_request_pullup(GPIO_SDHID0_D2); + gpio_request_pullup(GPIO_SDHID0_D3); + gpio_request_pullup(GPIO_SDHICMD0); /* SDHI1 */ gpio_request(GPIO_FN_SDHICLK1, NULL); @@ -364,11 +360,11 @@ static void __init g4evm_init(void) gpio_request(GPIO_FN_SDHID1_2, NULL); gpio_request(GPIO_FN_SDHID1_3, NULL); gpio_request(GPIO_FN_SDHICMD1, NULL); - gpio_pull_up(GPIO_SDHID1_D0); - gpio_pull_up(GPIO_SDHID1_D1); - gpio_pull_up(GPIO_SDHID1_D2); - gpio_pull_up(GPIO_SDHID1_D3); - gpio_pull_up(GPIO_SDHICMD1); + gpio_request_pullup(GPIO_SDHID1_D0); + gpio_request_pullup(GPIO_SDHID1_D1); + gpio_request_pullup(GPIO_SDHID1_D2); + gpio_request_pullup(GPIO_SDHID1_D3); + gpio_request_pullup(GPIO_SDHICMD1); sh7377_add_standard_devices(); |