diff options
Diffstat (limited to 'board/freescale/mx6sxsabresd')
-rw-r--r-- | board/freescale/mx6sxsabresd/mx6sxsabresd.c | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/board/freescale/mx6sxsabresd/mx6sxsabresd.c b/board/freescale/mx6sxsabresd/mx6sxsabresd.c index 8b959b9fc6..fd8bc72827 100644 --- a/board/freescale/mx6sxsabresd/mx6sxsabresd.c +++ b/board/freescale/mx6sxsabresd/mx6sxsabresd.c @@ -26,6 +26,8 @@ #include <power/pmic.h> #include <power/pfuze100_pmic.h> #include "../common/pfuze.h" +#include <usb.h> +#include <usb/ehci-fsl.h> DECLARE_GLOBAL_DATA_PTR; @@ -212,6 +214,49 @@ int power_init_board(void) return 0; } +#ifdef CONFIG_USB_EHCI_MX6 +#define USB_OTHERREGS_OFFSET 0x800 +#define UCTRL_PWR_POL (1 << 9) + +static iomux_v3_cfg_t const usb_otg_pads[] = { + /* OGT1 */ + MX6_PAD_GPIO1_IO09__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_GPIO1_IO10__ANATOP_OTG1_ID | MUX_PAD_CTRL(NO_PAD_CTRL), + /* OTG2 */ + MX6_PAD_GPIO1_IO12__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL) +}; + +static void setup_usb(void) +{ + imx_iomux_v3_setup_multiple_pads(usb_otg_pads, + ARRAY_SIZE(usb_otg_pads)); +} + +int board_usb_phy_mode(int port) +{ + if (port == 1) + return USB_INIT_HOST; + else + return usb_phy_mode(port); +} + +int board_ehci_hcd_init(int port) +{ + u32 *usbnc_usb_ctrl; + + if (port > 1) + return -EINVAL; + + usbnc_usb_ctrl = (u32 *)(USB_BASE_ADDR + USB_OTHERREGS_OFFSET + + port * 4); + + /* Set Power polarity */ + setbits_le32(usbnc_usb_ctrl, UCTRL_PWR_POL); + + return 0; +} +#endif + int board_phy_config(struct phy_device *phydev) { /* @@ -242,6 +287,10 @@ int board_early_init_f(void) /* Active high for ncp692 */ gpio_direction_output(IMX_GPIO_NR(4, 16) , 1); +#ifdef CONFIG_USB_EHCI_MX6 + setup_usb(); +#endif + return 0; } @@ -322,7 +371,6 @@ int board_mmc_init(bd_t *bis) return 0; } - int board_init(void) { /* Address of boot parameters */ |