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-overo.c b/arch/arm/mach-omap2/board-overo.c
index c7443ff..dff5528 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -27,6 +27,7 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/i2c/twl4030.h>
+#include <linux/regulator/machine.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
@@ -272,21 +273,76 @@
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
};
+static struct twl4030_hsmmc_info mmc[] = {
+ {
+ .mmc = 1,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ },
+ {
+ .mmc = 2,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ .transceiver = true,
+ .ocr_mask = 0x00100000, /* 3.3V */
+ },
+ {} /* Terminator */
+};
+
+static struct regulator_consumer_supply overo_vmmc1_supply = {
+ .supply = "vmmc",
+};
+
+static int overo_twl_gpio_setup(struct device *dev,
+ unsigned gpio, unsigned ngpio)
+{
+ twl4030_mmc_init(mmc);
+
+ overo_vmmc1_supply.dev = mmc[0].dev;
+
+ return 0;
+}
+
static struct twl4030_gpio_platform_data overo_gpio_data = {
.gpio_base = OMAP_MAX_GPIO_LINES,
.irq_base = TWL4030_GPIO_IRQ_BASE,
.irq_end = TWL4030_GPIO_IRQ_END,
+ .setup = overo_twl_gpio_setup,
};
+static struct twl4030_usb_data overo_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static struct regulator_init_data overo_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 = &overo_vmmc1_supply,
+};
+
+/* mmc2 (WLAN) and Bluetooth don't use twl4030 regulators */
+
static struct twl4030_platform_data overo_twldata = {
.irq_base = TWL4030_IRQ_BASE,
.irq_end = TWL4030_IRQ_END,
.gpio = &overo_gpio_data,
+ .usb = &overo_usb_data,
+ .vmmc1 = &overo_vmmc1,
};
static struct i2c_board_info __initdata overo_i2c_boardinfo[] = {
{
- I2C_BOARD_INFO("twl4030", 0x48),
+ I2C_BOARD_INFO("tps65950", 0x48),
.flags = I2C_CLIENT_WAKE,
.irq = INT_34XX_SYS_NIRQ,
.platform_data = &overo_twldata,
@@ -327,23 +383,6 @@
&overo_lcd_device,
};
-static struct twl4030_hsmmc_info mmc[] __initdata = {
- {
- .mmc = 1,
- .wires = 4,
- .gpio_cd = -EINVAL,
- .gpio_wp = -EINVAL,
- },
- {
- .mmc = 2,
- .wires = 4,
- .gpio_cd = -EINVAL,
- .gpio_wp = -EINVAL,
- .transceiver = true,
- },
- {} /* Terminator */
-};
-
static void __init overo_init(void)
{
overo_i2c_init();
@@ -351,7 +390,6 @@
omap_board_config = overo_config;
omap_board_config_size = ARRAY_SIZE(overo_config);
omap_serial_init();
- twl4030_mmc_init(mmc);
overo_flash_init();
usb_musb_init();
overo_ads7846_init();