diff options
| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2012-06-29 10:33:11 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2012-07-01 00:44:45 +0400 |
| commit | f65ad7e36cbae24f05ea2314ad63e9dd23294c60 (patch) | |
| tree | a7aa3709367a7812fbf07c4eb7e5b895950c3b34 /arch/arm/mach-shmobile/board-armadillo800eva.c | |
| parent | 8c8fb1361af8e2fce94edf2a49f97a4469ae1aeb (diff) | |
| download | linux-f65ad7e36cbae24f05ea2314ad63e9dd23294c60.tar.xz | |
ARM: mach-shmobile: add fixed voltage regulators to armadillo800eva
On armadillo800eva provide a 3.3V supply for its SD/MMC-card interfaces.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'arch/arm/mach-shmobile/board-armadillo800eva.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-armadillo800eva.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 5f8f571665a0..12f9666302fc 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -28,6 +28,8 @@ #include <linux/platform_device.h> #include <linux/gpio.h> #include <linux/gpio_keys.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/sh_eth.h> #include <linux/videodev2.h> #include <linux/usb/renesas_usbhs.h> @@ -520,6 +522,17 @@ static struct platform_device gpio_keys_device = { }, }; +/* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */ +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"), + REGULATOR_SUPPLY("vmmc", "sh_mmcif"), + REGULATOR_SUPPLY("vqmmc", "sh_mmcif"), +}; + /* SDHI0 */ /* * FIXME @@ -920,6 +933,9 @@ clock_error: #define GPIO_PORT8CR 0xe6050008 static void __init eva_init(void) { + regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + r8a7740_pinmux_init(); r8a7740_meram_workaround(); |