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| author | Stefan Herbrechtsmeier <stefan@herbrechtsmeier.net> | 2014-09-16 17:51:09 +0200 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-10-23 11:53:01 -0400 |
| commit | f5c30c1b1c69b235f28d34f8ee1670b2028152ff (patch) | |
| tree | bf9f0800809acad56cf2ec64a4304de96dda7a34 /board/overo/overo.c | |
| parent | 4ed914a2430775973730562c2c880318536b9586 (diff) | |
| download | u-boot-imx-f5c30c1b1c69b235f28d34f8ee1670b2028152ff.zip u-boot-imx-f5c30c1b1c69b235f28d34f8ee1670b2028152ff.tar.gz u-boot-imx-f5c30c1b1c69b235f28d34f8ee1670b2028152ff.tar.bz2 | |
omap3: overo: Add usb host support
Signed-off-by: Stefan Herbrechtsmeier <stefan@herbrechtsmeier.net>
Diffstat (limited to 'board/overo/overo.c')
| -rw-r--r-- | board/overo/overo.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/board/overo/overo.c b/board/overo/overo.c index 488246b..66146ee 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -25,6 +25,11 @@ #include <asm/mach-types.h> #include "overo.h" +#ifdef CONFIG_USB_EHCI +#include <usb.h> +#include <asm/ehci-omap.h> +#endif + DECLARE_GLOBAL_DATA_PTR; #define TWL4030_I2C_BUS 0 @@ -474,3 +479,32 @@ int board_mmc_init(bd_t *bis) return omap_mmc_init(0, 0, 0, -1, -1); } #endif + +#if defined(CONFIG_USB_EHCI) && !defined(CONFIG_SPL_BUILD) +static struct omap_usbhs_board_data usbhs_bdata = { + .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, + .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED +}; + +#define GUMSTIX_GPIO_USBH_CPEN 168 +int ehci_hcd_init(int index, enum usb_init_type init, + struct ehci_hccr **hccr, struct ehci_hcor **hcor) +{ + /* Enable USB power */ + if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen")) + gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1); + + return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); +} + +int ehci_hcd_stop(void) +{ + /* Disable USB power */ + gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0); + gpio_free(GUMSTIX_GPIO_USBH_CPEN); + + return omap_ehci_hcd_stop(); +} + +#endif /* CONFIG_USB_EHCI */ |