diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-dm644x-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-dm644x-evm.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index 9d87d4e440ea..3461d12bbfc0 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -29,6 +29,8 @@ #include <linux/v4l2-dv-timings.h> #include <linux/export.h> #include <linux/leds.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <media/i2c/tvp514x.h> @@ -653,6 +655,19 @@ static struct i2c_board_info __initdata i2c_info[] = { }, }; +/* Fixed regulator support */ +static struct regulator_consumer_supply fixed_supplies_3_3v[] = { + /* Baseboard 3.3V: 5V -> TPS54310PWP -> 3.3V */ + REGULATOR_SUPPLY("AVDD", "1-001b"), + REGULATOR_SUPPLY("DRVDD", "1-001b"), +}; + +static struct regulator_consumer_supply fixed_supplies_1_8v[] = { + /* Baseboard 1.8V: 5V -> TPS54310PWP -> 1.8V */ + REGULATOR_SUPPLY("IOVDD", "1-001b"), + REGULATOR_SUPPLY("DVDD", "1-001b"), +}; + #define DM644X_I2C_SDA_PIN GPIO_TO_PIN(2, 12) #define DM644X_I2C_SCL_PIN GPIO_TO_PIN(2, 11) @@ -823,6 +838,17 @@ static int davinci_phy_fixup(struct phy_device *phydev) #define HAS_NAND IS_ENABLED(CONFIG_MTD_NAND_DAVINCI) +#define GPIO_nVBUS_DRV 160 + +static struct gpiod_lookup_table dm644evm_usb_gpio_table = { + .dev_id = "musb-davinci", + .table = { + GPIO_LOOKUP("davinci_gpio", GPIO_nVBUS_DRV, NULL, + GPIO_ACTIVE_HIGH), + { } + }, +}; + static __init void davinci_evm_init(void) { int ret; @@ -831,6 +857,11 @@ static __init void davinci_evm_init(void) dm644x_register_clocks(); + regulator_register_always_on(0, "fixed-dummy", fixed_supplies_1_8v, + ARRAY_SIZE(fixed_supplies_1_8v), 1800000); + regulator_register_always_on(1, "fixed-dummy", fixed_supplies_3_3v, + ARRAY_SIZE(fixed_supplies_3_3v), 3300000); + dm644x_init_devices(); ret = dm644x_gpio_register(); @@ -875,6 +906,7 @@ static __init void davinci_evm_init(void) dm644x_init_asp(); /* irlml6401 switches over 1A, in under 8 msec */ + gpiod_add_lookup_table(&dm644evm_usb_gpio_table); davinci_setup_usb(1000, 8); if (IS_BUILTIN(CONFIG_PHYLIB)) { |