Tony Lindgren wrote:
> Here's one more es1.0 fix after the recent USB changes.
>
> Regards,
>
> Tony
>
>
> Author: Tony Lindgren <t...@atomide.com>
> Date: Tue Jan 11 15:03:03 2011 -0800
>
> omap4: Fix ULPI PHY init for ES1.0 SDP
>
> Commit 6aa85a5ae610106d89e50c7e1f760c56d12f9bc4 (omap4: 4430sdp:
> enable the ehci port on 4430SDP) added code to enable EHCI
> support on 4430sdp board.
>
> Looks like the ULPI pin does not seem to be muxed properly on ES1.0
> SDP and this causes the system to reboot when the ULPI PHY is
> enabled.
>
> Fix this by muxing the pin, this is the same setting for
> both ES1.0 and ES2.0. Also add checking for gpio_request.
>
> Cc: Keshava Munegowda <keshava_mgo...@ti.com
> Signed-off-by: Tony Lindgren <t...@atomide.com>
>
> --- a/arch/arm/mach-omap2/board-4430sdp.c
> +++ b/arch/arm/mach-omap2/board-4430sdp.c
> @@ -554,6 +554,7 @@ static void __init omap_sfh7741prox_init(void)
>
> #ifdef CONFIG_OMAP_MUX
> static struct omap_board_mux board_mux[] __initdata = {
> + OMAP4_MUX(USBB2_ULPITLL_CLK, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
> { .reg_offset = OMAP_MUX_TERMINATOR },
> };
> #else
> @@ -576,11 +577,12 @@ static void __init omap_4430sdp_init(void)
> omap4_twl6030_hsmmc_init(mmc);
>
> /* Power on the ULPI PHY */
> - if (gpio_is_valid(OMAP4SDP_MDM_PWR_EN_GPIO)) {
> - /* FIXME: Assumes pad is already muxed for GPIO mode */
> - gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY
VMDM_3V3");
> + status = gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY
VMDM_3V3");
> + if (status)
> + pr_err("%s: Could not get USBB1 PHY GPIO\n");
Tony,
This throws up a build warning as there's no parameter corresponding to
the %s. Showed up in linux-next as of today.
- Anand
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