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@@ -26,6 +26,9 @@
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#include <linux/spi/spi.h>
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#include <linux/spi/at73c213.h>
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#include <linux/clk.h>
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+#include <linux/regulator/machine.h>
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+#include <linux/regulator/fixed.h>
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+#include <linux/regulator/consumer.h>
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#include <mach/hardware.h>
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#include <asm/setup.h>
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@@ -235,6 +238,46 @@ static struct gpio_led ek_leds[] = {
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}
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};
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+#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE)
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+static struct regulator_consumer_supply ek_audio_consumer_supplies[] = {
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+ REGULATOR_SUPPLY("AVDD", "0-001b"),
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+ REGULATOR_SUPPLY("HPVDD", "0-001b"),
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+ REGULATOR_SUPPLY("DBVDD", "0-001b"),
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+ REGULATOR_SUPPLY("DCVDD", "0-001b"),
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+};
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+
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+static struct regulator_init_data ek_avdd_reg_init_data = {
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+ .constraints = {
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+ .name = "3V3",
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+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
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+ },
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+ .consumer_supplies = ek_audio_consumer_supplies,
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+ .num_consumer_supplies = ARRAY_SIZE(ek_audio_consumer_supplies),
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+};
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+
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+static struct fixed_voltage_config ek_vdd_pdata = {
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+ .supply_name = "board-3V3",
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+ .microvolts = 3300000,
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+ .gpio = -EINVAL,
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+ .enabled_at_boot = 0,
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+ .init_data = &ek_avdd_reg_init_data,
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+};
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+static struct platform_device ek_voltage_regulator = {
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+ .name = "reg-fixed-voltage",
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+ .id = -1,
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+ .num_resources = 0,
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+ .dev = {
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+ .platform_data = &ek_vdd_pdata,
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+ },
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+};
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+static void __init ek_add_regulators(void)
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+{
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+ platform_device_register(&ek_voltage_regulator);
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+}
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+#else
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+static void __init ek_add_regulators(void) {}
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+#endif
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+
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static struct i2c_board_info __initdata ek_i2c_devices[] = {
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{
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I2C_BOARD_INFO("24c512", 0x50),
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@@ -256,6 +299,8 @@ static void __init ek_board_init(void)
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ek_add_device_nand();
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/* Ethernet */
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at91_add_device_eth(&ek_macb_data);
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+ /* Regulators */
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+ ek_add_regulators();
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/* MMC */
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#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
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at91_add_device_mci(0, &ek_mmc_data);
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