diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-mackerel.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-mackerel.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 30d06b5b25d4..b3af57a026fe 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -41,6 +41,8 @@ #include <linux/mtd/physmap.h> #include <linux/mtd/sh_flctl.h> #include <linux/pm_clock.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/smsc911x.h> #include <linux/sh_intc.h> #include <linux/tca6416_keypad.h> @@ -203,6 +205,33 @@ * amixer set "HPOUTR Mixer DACH" on */ +/* Fixed 3.3V and 1.8V regulators to be used by multiple devices */ +static struct regulator_consumer_supply fixed1v8_power_consumers[] = +{ + /* + * J22 on mackerel switches mmcif.0 and sdhi.1 between 1.8V and 3.3V + * Since we cannot support both voltages, we support the default 1.8V + */ + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"), + REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"), +}; + +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.2"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.2"), +}; + +/* Dummy supplies, where voltage doesn't matter */ +static struct regulator_consumer_supply dummy_supplies[] = { + REGULATOR_SUPPLY("vddvario", "smsc911x"), + REGULATOR_SUPPLY("vdd33a", "smsc911x"), +}; + /* MTD */ static struct mtd_partition nor_flash_partitions[] = { { @@ -1383,6 +1412,12 @@ static void __init mackerel_init(void) u32 srcr4; struct clk *clk; + regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers, + ARRAY_SIZE(fixed1v8_power_consumers), 1800000); + regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies)); + /* External clock source */ clk_set_rate(&sh7372_dv_clki_clk, 27000000); |