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ARM i.MX53 LOCO: Add USB support 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2012-03-23 16:23:50 +01:00
parent 089c24e376
commit e2936393fd
1 changed files with 17 additions and 0 deletions
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17
arch/arm/boards/freescale-mx53-loco/board.c
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@ -95,6 +95,8 @@ static struct pad_desc loco_pads[] = {
/* I2C0 */
MX53_PAD_CSI0_DAT8__I2C1_SDA,
MX53_PAD_CSI0_DAT9__I2C1_SCL,
MX53_PAD_PATA_DA_2__GPIO7_8,
};
static struct i2c_board_info i2c_devices[] = {
@ -149,6 +151,7 @@ static void loco_fec_reset(void)
#define LOCO_SD3_CD IMX_GPIO_NR(3, 11)
#define LOCO_SD3_WP IMX_GPIO_NR(3, 12)
#define LOCO_SD1_CD IMX_GPIO_NR(3, 13)
#define MX53_LOCO_USB_PWREN IMX_GPIO_NR(7, 8)
static struct esdhc_platform_data loco_sd1_data = {
.cd_gpio = LOCO_SD1_CD,
@ -163,8 +166,19 @@ static struct esdhc_platform_data loco_sd3_data = {
.wp_type = ESDHC_WP_GPIO,
};
static void loco_ehci_init(void)
{
/* USB PWR enable */
gpio_direction_output(MX53_LOCO_USB_PWREN, 0);
gpio_set_value(MX53_LOCO_USB_PWREN, 1);
writel(0, MX53_OTG_BASE_ADDR + 0x384); /* setup portsc */
add_generic_usb_ehci_device(1, MX53_OTG_BASE_ADDR + 0x200, NULL);
}
static int loco_devices_init(void)
{
imx53_iim_register_fec_ethaddr();
imx53_add_fec(&fec_info);
imx53_add_mmc0(&loco_sd1_data);
@ -172,6 +186,9 @@ static int loco_devices_init(void)
i2c_register_board_info(0, i2c_devices, ARRAY_SIZE(i2c_devices));
imx53_add_i2c0(NULL);
if (IS_ENABLED(CONFIG_USB_EHCI))
loco_ehci_init();
loco_fec_reset();
set_silicon_rev(imx_silicon_revision());