| Message ID | 20190830102308.22586-1-peter.ujfalusi@ti.com (mailing list archive) |
|---|---|
| State | Mainlined |
| Commit | 5e06d19694a463a012c2589e29078196eb209448 |
| Headers | show |
| Series | ARM: davinci: dm644x-evm: Add Fixed regulators needed for tlv320aic33 | expand |
On 30/08/19 3:53 PM, Peter Ujfalusi wrote: > 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> Applied for v5.4 Thanks, Sekhar
On 17/10/19 4:37 PM, Sekhar Nori wrote: > On 30/08/19 3:53 PM, Peter Ujfalusi wrote: >> 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> > > Applied for v5.4 This too causes DM644x boot to break. I can enable DEBUG_LL and post logs, but I suspect they will look very similar to the DM365 case. Thanks, Sekhar
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();
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> --- arch/arm/mach-davinci/board-dm644x-evm.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)