From 9c76e8f65d2e73834fe1c83ed4394f3b4d485548 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Fri, 30 Aug 2019 13:22:52 +0300 Subject: 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 Signed-off-by: Sekhar Nori --- arch/arm/mach-davinci/board-dm365-evm.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'arch/arm/mach-davinci') 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 #include #include +#include +#include #include #include @@ -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); -- cgit v1.2.3