ARM: davinci: dm644x-evm: Add Fixed regulators needed for tlv320aic33 (5e06d196) · Commits · 戴 / test

arch/arm/mach-davinci/board-dm644x-evm.c

+20 −0

Original line number	Diff line number	Diff line
		@@ -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();