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| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2019-08-30 13:23:08 +0300 |
|---|---|---|
| committer | Sekhar Nori <nsekhar@ti.com> | 2020-01-13 17:36:26 +0530 |
| commit | 5e06d19694a463a012c2589e29078196eb209448 (patch) | |
| tree | 9d8c245fc97dcab5c15f2d1072f56d136b16464f | |
| parent | 9c76e8f65d2e73834fe1c83ed4394f3b4d485548 (diff) | |
| download | blackbird-op-linux-5e06d19694a463a012c2589e29078196eb209448.tar.gz blackbird-op-linux-5e06d19694a463a012c2589e29078196eb209448.zip | |
ARM: davinci: dm644x-evm: Add Fixed regulators needed for tlv320aic33
The codec driver needs correct regulators in order to probe.
Both VCC_3.3V and VCC_1.8V is always on fixed regulators on the board.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
| -rw-r--r-- | arch/arm/mach-davinci/board-dm644x-evm.c | 20 |
1 files changed, 20 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..8406c82e1da4 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) @@ -831,6 +846,11 @@ 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(); |
