diff options
Diffstat (limited to 'arch/arm/mach-mx5/board-mx53_loco.c')
| -rw-r--r-- | arch/arm/mach-mx5/board-mx53_loco.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c index b04c13afd71..0ac537e83d9 100644 --- a/arch/arm/mach-mx5/board-mx53_loco.c +++ b/arch/arm/mach-mx5/board-mx53_loco.c @@ -39,6 +39,7 @@ #include "crm_regs.h" #include "devices-imx53.h" #include "devices.h" +#include "usb.h" #define MX53_LOCO_POWER IMX_GPIO_NR(1, 8) #define MX53_LOCO_UI1 IMX_GPIO_NR(2, 14) @@ -53,6 +54,9 @@ #define LOCO_DISP0_RESET IMX_GPIO_NR(5, 0) extern void __iomem *ccm_base; +extern void __iomem *imx_otg_base; + +#define LOCO_USBH1_VBUS IMX_GPIO_NR(7, 8) static iomux_v3_cfg_t mx53_loco_pads[] = { /* FEC */ @@ -390,6 +394,14 @@ static struct platform_pwm_backlight_data loco_pwm_backlight_data = { .pwm_period_ns = 50000, }; +static void mx53_loco_usbh1_vbus(bool on) +{ + if (on) + gpio_set_value(LOCO_USBH1_VBUS, 1); + else + gpio_set_value(LOCO_USBH1_VBUS, 0); +} + static void __init mx53_loco_io_init(void) { int ret; @@ -423,7 +435,7 @@ static void __init mx53_loco_io_init(void) static void __init mx53_loco_board_init(void) { - int i; + int i, ret; imx53_soc_init(); @@ -472,6 +484,19 @@ static void __init mx53_loco_board_init(void) else gpu_data.z160_revision = 0; imx53_add_mxc_gpu(&gpu_data); + + /* USB */ + imx_otg_base = MX53_IO_ADDRESS(MX53_OTG_BASE_ADDR); + /* usb host1 vbus */ + ret = gpio_request(LOCO_USBH1_VBUS, "usbh1-vbus"); + if (ret) { + printk(KERN_ERR"failed to get GPIO LOCO_USBH1_VBUS: %d\n", ret); + return; + } + gpio_direction_output(LOCO_USBH1_VBUS, 0); + mx5_set_host1_vbus_func(mx53_loco_usbh1_vbus); + mx5_usbh1_init(); + mx5_usb_dr_init(); } static void __init mx53_loco_timer_init(void) |