ARM: OMAP3: Initialize regulators for Beagle and Overo
Initialize regulators for Beagle and Overo.
Patch is based on earlier patches posted to linux-omap mailing
list.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index f25082c..991ac9c 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -28,6 +28,7 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
+#include <linux/regulator/machine.h>
#include <linux/i2c/twl4030.h>
#include <mach/hardware.h>
@@ -120,6 +121,23 @@
{} /* Terminator */
};
+static struct platform_device omap3_beagle_lcd_device = {
+ .name = "omap3beagle_lcd",
+ .id = -1,
+};
+
+static struct omap_lcd_config omap3_beagle_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+
+static struct regulator_consumer_supply beagle_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+static struct regulator_consumer_supply beagle_vsim_supply = {
+ .supply = "vmmc_aux",
+};
+
static struct gpio_led gpio_leds[];
static int beagle_twl_gpio_setup(struct device *dev,
@@ -130,6 +148,10 @@
mmc[0].gpio_cd = gpio + 0;
twl4030_mmc_init(mmc);
+ /* link regulators to MMC adapters */
+ beagle_vmmc1_supply.dev = mmc[0].dev;
+ beagle_vsim_supply.dev = mmc[0].dev;
+
/* REVISIT: need ehci-omap hooks for external VBUS
* power switch and overcurrent detect
*/
@@ -158,12 +180,85 @@
.setup = beagle_twl_gpio_setup,
};
+static struct regulator_consumer_supply beagle_vdac_supply = {
+ .supply = "vdac",
+ .dev = &omap3_beagle_lcd_device.dev,
+};
+
+static struct regulator_consumer_supply beagle_vdvi_supply = {
+ .supply = "vdvi",
+ .dev = &omap3_beagle_lcd_device.dev,
+};
+
+/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
+static struct regulator_init_data beagle_vmmc1 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 3150000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &beagle_vmmc1_supply,
+};
+
+/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
+static struct regulator_init_data beagle_vsim = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 3000000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &beagle_vsim_supply,
+};
+
+/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
+static struct regulator_init_data beagle_vdac = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &beagle_vdac_supply,
+};
+
+/* VPLL2 for digital video outputs */
+static struct regulator_init_data beagle_vpll2 = {
+ .constraints = {
+ .name = "VDVI",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &beagle_vdvi_supply,
+};
+
static struct twl4030_platform_data beagle_twldata = {
.irq_base = TWL4030_IRQ_BASE,
.irq_end = TWL4030_IRQ_END,
/* platform_data for children goes here */
.gpio = &beagle_gpio_data,
+ .vmmc1 = &beagle_vmmc1,
+ .vsim = &beagle_vsim,
+ .vdac = &beagle_vdac,
+ .vpll2 = &beagle_vpll2,
};
static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
@@ -195,15 +290,6 @@
omap_gpio_init();
}
-static struct platform_device omap3_beagle_lcd_device = {
- .name = "omap3beagle_lcd",
- .id = -1,
-};
-
-static struct omap_lcd_config omap3_beagle_lcd_config __initdata = {
- .ctrl_name = "internal",
-};
-
static struct gpio_led gpio_leds[] = {
{
.name = "beagleboard::usr0",