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| author |   Peter Ujfalusi <peter.ujfalusi@ti.com> | 2019-08-30 13:22:52 +0300 |
|---|---|---|
| committer |   Sekhar Nori <nsekhar@ti.com> | 2020-01-13 17:35:35 +0530 |
| commit | 9c76e8f65d2e73834fe1c83ed4394f3b4d485548 (patch) | |
| tree | e30899c439e9f391fbb2bb63247b74e7ddfa5e2b /arch/arm/mach-davinci | |
| parent | ARM: davinci: remove legacy timer support (diff) | |
| download | wireguard-linux-9c76e8f65d2e73834fe1c83ed4394f3b4d485548.tar.xz wireguard-linux-9c76e8f65d2e73834fe1c83ed4394f3b4d485548.zip | |
ARM: davinci: dm365-evm: Add Fixed regulators needed for tlv320aic3101
The codec driver needs correct regulators in order to probe.
Both VCC_3V3 and VCC_1V8 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>
Diffstat (limited to 'arch/arm/mach-davinci')
| -rw-r--r-- | arch/arm/mach-davinci/board-dm365-evm.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index 150a36f333df..2328b15ac067 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -30,6 +30,8 @@ #include <linux/spi/eeprom.h> #include <linux/v4l2-dv-timings.h> #include <linux/platform_data/ti-aemif.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -245,6 +247,19 @@ static struct davinci_i2c_platform_data i2c_pdata = { .bus_delay = 0 /* usec */, }; +/* Fixed regulator support */ +static struct regulator_consumer_supply fixed_supplies_3_3v[] = { + /* Baseboard 3.3V: 5V -> TPS767D301 -> 3.3V */ + REGULATOR_SUPPLY("AVDD", "1-0018"), + REGULATOR_SUPPLY("DRVDD", "1-0018"), + REGULATOR_SUPPLY("IOVDD", "1-0018"), +}; + +static struct regulator_consumer_supply fixed_supplies_1_8v[] = { + /* Baseboard 1.8V: 5V -> TPS767D301 -> 1.8V */ + REGULATOR_SUPPLY("DVDD", "1-0018"), +}; + static int dm365evm_keyscan_enable(struct device *dev) { return davinci_cfg_reg(DM365_KEYSCAN); @@ -800,6 +815,11 @@ static __init void dm365_evm_init(void) if (ret) pr_warn("%s: GPIO init failed: %d\n", __func__, ret); + 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); + nvmem_add_cell_table(&davinci_nvmem_cell_table); nvmem_add_cell_lookups(&davinci_nvmem_cell_lookup, 1); |