diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-omapl138-hawk.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-omapl138-hawk.c | 50 |
1 files changed, 47 insertions, 3 deletions
diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index 0896af2bed24..db177a6a7e48 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -21,6 +21,7 @@ #include <linux/platform_data/mtd-davinci.h> #include <linux/platform_data/mtd-davinci-aemif.h> #include <linux/platform_data/ti-aemif.h> +#include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> #include <asm/mach-types.h> @@ -298,14 +299,50 @@ static const short da850_hawk_usb11_pins[] = { -1 }; -static struct gpiod_lookup_table hawk_usb_gpio_lookup = { +static struct regulator_consumer_supply hawk_usb_supplies[] = { + REGULATOR_SUPPLY("vbus", NULL), +}; + +static struct regulator_init_data hawk_usb_vbus_data = { + .consumer_supplies = hawk_usb_supplies, + .num_consumer_supplies = ARRAY_SIZE(hawk_usb_supplies), +}; + +static struct fixed_voltage_config hawk_usb_vbus = { + .supply_name = "vbus", + .microvolts = 3300000, + .init_data = &hawk_usb_vbus_data, +}; + +static struct platform_device hawk_usb_vbus_device = { + .name = "reg-fixed-voltage", + .id = 0, + .dev = { + .platform_data = &hawk_usb_vbus, + }, +}; + +static struct gpiod_lookup_table hawk_usb_oc_gpio_lookup = { .dev_id = "ohci-da8xx", .table = { - GPIO_LOOKUP("davinci_gpio", DA850_USB1_VBUS_PIN, "vbus", 0), GPIO_LOOKUP("davinci_gpio", DA850_USB1_OC_PIN, "oc", 0), + { } }, }; +static struct gpiod_lookup_table hawk_usb_vbus_gpio_lookup = { + .dev_id = "reg-fixed-voltage.0", + .table = { + GPIO_LOOKUP("davinci_gpio", DA850_USB1_VBUS_PIN, NULL, 0), + { } + }, +}; + +static struct gpiod_lookup_table *hawk_usb_gpio_lookups[] = { + &hawk_usb_oc_gpio_lookup, + &hawk_usb_vbus_gpio_lookup, +}; + static struct da8xx_ohci_root_hub omapl138_hawk_usb11_pdata = { /* TPS2087 switch @ 5V */ .potpgt = (3 + 1) / 2, /* 3 ms max */ @@ -326,12 +363,19 @@ static __init void omapl138_hawk_usb_init(void) pr_warn("%s: USB PHY CLK registration failed: %d\n", __func__, ret); + gpiod_add_lookup_tables(hawk_usb_gpio_lookups, + ARRAY_SIZE(hawk_usb_gpio_lookups)); + ret = da8xx_register_usb_phy(); if (ret) pr_warn("%s: USB PHY registration failed: %d\n", __func__, ret); - gpiod_add_lookup_table(&hawk_usb_gpio_lookup); + ret = platform_device_register(&hawk_usb_vbus_device); + if (ret) { + pr_warn("%s: Unable to register the vbus supply\n", __func__); + return; + } ret = da8xx_register_usb11(&omapl138_hawk_usb11_pdata); if (ret) |