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| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2012-06-27 00:50:06 +0200 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2012-06-28 18:00:58 +0900 |
| commit | 48aff643d969f4767f218e17347c1d1d13c6aaa4 (patch) | |
| tree | db9796163877a1411351014a0b4362c4d89615b7 /arch/sh/boards | |
| parent | da5f2ddce883afef20680674706a2ba8b6433f36 (diff) | |
| download | lwn-48aff643d969f4767f218e17347c1d1d13c6aaa4.tar.gz lwn-48aff643d969f4767f218e17347c1d1d13c6aaa4.zip | |
sh: add fixed voltage regulators to migor
On migor provide a 3.3V supply for its SD/MMC-card interfaces.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards')
| -rw-r--r-- | arch/sh/boards/mach-migor/setup.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index a8a1ca741c85..8b73194ed2ce 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -17,6 +17,8 @@ #include <linux/mtd/physmap.h> #include <linux/mtd/nand.h> #include <linux/i2c.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/smc91x.h> #include <linux/delay.h> #include <linux/clk.h> @@ -386,6 +388,13 @@ static struct platform_device migor_ceu_device = { }, }; +/* Fixed 3.3V regulator to be used by SDHI0 */ +static struct regulator_consumer_supply fixed3v3_power_consumers[] = +{ + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), +}; + static struct resource sdhi_cn9_resources[] = { [0] = { .name = "SDHI", @@ -498,6 +507,10 @@ static int __init migor_devices_setup(void) &migor_sdram_enter_end, &migor_sdram_leave_start, &migor_sdram_leave_end); + + regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + /* Let D11 LED show STATUS0 */ gpio_request(GPIO_FN_STATUS0, NULL); |