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authorGrazvydas Ignotas <notasas@gmail.com>2009-05-28 14:04:04 -0700
committerTony Lindgren <tony@atomide.com>2009-05-28 14:04:04 -0700
commit64f535a87ce103fae592f2cce0866b4a45903ed6 (patch)
tree557aee7b11ec52856d6f9b4730352f7f592670d8 /arch
parentbb3b9d8eb97624956e7e3a9eba2c64576808b1dc (diff)
ARM: OMAP3: pandora: setup regulator framework for MMC
Setup regulators for MMC1 and MMC2 to get those SD slots working again. Signed-off-by: Grazvydas Ignotas <notasas@gmail.com> CC: David Brownell <david-b@pacbell.net> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-omap2/board-omap3pandora.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 3571bb47ab8..2ab24975b68 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -23,6 +23,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
+#include <linux/regulator/machine.h>
#include <linux/i2c/twl4030.h>
#include <asm/mach-types.h>
@@ -70,6 +71,14 @@ static struct omap_uart_config omap3pandora_uart_config __initdata = {
.enabled_uarts = (1 << 2), /* UART3 */
};
+static struct regulator_consumer_supply pandora_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+static struct regulator_consumer_supply pandora_vmmc2_supply = {
+ .supply = "vmmc",
+};
+
static int omap3pandora_twl_gpio_setup(struct device *dev,
unsigned gpio, unsigned ngpio)
{
@@ -78,6 +87,10 @@ static int omap3pandora_twl_gpio_setup(struct device *dev,
omap3pandora_mmc[1].gpio_cd = gpio + 1;
twl4030_mmc_init(omap3pandora_mmc);
+ /* link regulators to MMC adapters */
+ pandora_vmmc1_supply.dev = omap3pandora_mmc[0].dev;
+ pandora_vmmc2_supply.dev = omap3pandora_mmc[1].dev;
+
return 0;
}
@@ -88,6 +101,36 @@ static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
.setup = omap3pandora_twl_gpio_setup,
};
+/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
+static struct regulator_init_data pandora_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 = &pandora_vmmc1_supply,
+};
+
+/* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
+static struct regulator_init_data pandora_vmmc2 = {
+ .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 = &pandora_vmmc2_supply,
+};
+
static struct twl4030_usb_data omap3pandora_usb_data = {
.usb_mode = T2_USB_MODE_ULPI,
};
@@ -97,6 +140,8 @@ static struct twl4030_platform_data omap3pandora_twldata = {
.irq_end = TWL4030_IRQ_END,
.gpio = &omap3pandora_gpio_data,
.usb = &omap3pandora_usb_data,
+ .vmmc1 = &pandora_vmmc1,
+ .vmmc2 = &pandora_vmmc2,
};
static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {