[PATCH 2.6.34-rc4 2/8] mxc: Update GPIO for USB support on Freescale MX51 Babbage HW
Daniel Mack
daniel at caiaq.de
Tue Apr 13 12:48:05 EDT 2010
On Tue, Apr 13, 2010 at 11:10:25AM -0500, Dinh.Nguyen at freescale.com wrote:
> This patch is part of enabling USB for Freescale MX51 Babbage HW. This
> patch updates the iomux pins for USB, and gpio line for reset the
> USB hub on the MX51 Babbage HW.
>
> This patch applies to 2.6.34-rc4.
>
> Signed-off-by: Dinh Nguyen <Dinh.Nguyen at freescale.com>
> ---
> arch/arm/plat-mxc/ehci.c | 4 +++
> arch/arm/plat-mxc/include/mach/iomux-mx51.h | 33 ++++++++++++++++----------
> 2 files changed, 24 insertions(+), 13 deletions(-)
>
> diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c
> index cb0b638..20eaddc 100644
> --- a/arch/arm/plat-mxc/ehci.c
> +++ b/arch/arm/plat-mxc/ehci.c
> @@ -186,6 +186,10 @@ int mxc_set_usbcontrol(int port, unsigned int flags)
> return 0;
> }
> #endif /* CONFIG_MACH_MX27 */
> +#ifdef CONFIG_ARCH_MX5
> + /* Nothing needs to be done for MX5 here */
> + return 0;
> +#endif
This needs a cpu_is_mx5() condition. For now that's just nit-picking,
but once another platform is added, the statement will return where it
shouldn't.
Daniel
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