On Mon, Jan 7, 2013 at 10:30 PM, Vivek Gautam <gautam.vi...@samsung.com> wrote:
> This patch enables Vbus required for USB 2.0 controller.
>
> Signed-off-by: Vivek Gautam <gautam.vi...@samsung.com>
> Signed-off-by: Rajeshwari Shinde <rajeshwar...@samsung.com>
Acked-by: Simon Glass <s...@chromium.org>
> ---
>
> Changes from v2:
> - Rebased on top of u-boot-usb/next
> - Enclosed the function definition for board_usb_vbus_init()
> inside "CONFIG_USB_EHCI_EXYNOS"
>
> Changes from v1:
> - Using the old school method of setting up gpio instead
> of using the pinmux method, since the required gpio line
> here is board specific.
>
> board/samsung/smdk5250/smdk5250.c | 19 +++++++++++++++++++
> 1 files changed, 19 insertions(+), 0 deletions(-)
>
> diff --git a/board/samsung/smdk5250/smdk5250.c
> b/board/samsung/smdk5250/smdk5250.c
> index a5816e4..cf7f801 100644
> --- a/board/samsung/smdk5250/smdk5250.c
> +++ b/board/samsung/smdk5250/smdk5250.c
> @@ -60,9 +60,28 @@ static int smc9115_pre_init(void)
> }
> #endif
>
> +#ifdef CONFIG_USB_EHCI_EXYNOS
> +int board_usb_vbus_init(void)
> +{
> + struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *)
> + samsung_get_base_gpio_part1();
> +
> + /* Enable VBUS power switch */
> + s5p_gpio_direction_output(&gpio1->x2, 6, 1);
> +
> + /* VBUS turn ON time */
> + mdelay(3);
> +
> + return 0;
> +}
> +#endif
> +
> int board_init(void)
> {
> gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL);
> +#ifdef CONFIG_USB_EHCI_EXYNOS
> + board_usb_vbus_init();
> +#endif
> return 0;
> }
>
> --
> 1.7.6.5
>
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