[U-Boot] [PATCHv2 2/4] at91sam9x5: enable USB support for 9x5ek board.

[Bo Shen]

Hi Richard,

On 11/28/2012 19:48, Richard Genoud wrote:
> Signed-off-by: Richard Genoud <richard.genoud at gmail.com>
> ---
>   arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c |   10 ++++++++++
>   arch/arm/include/asm/arch-at91/at91sam9x5.h      |    2 ++
>   board/atmel/at91sam9x5ek/at91sam9x5ek.c          |    3 +++
>   drivers/usb/host/ohci-at91.c                     |    6 ++++--
>   4 files changed, 19 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
> index 9348552..f2a05c8 100644
> --- a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
> +++ b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
> @@ -193,6 +193,16 @@ void at91_spi1_hw_init(unsigned long cs_mask)
>   }
>   #endif
>
> +#if defined(CONFIG_USB_OHCI_NEW) || defined(CONFIG_USB_EHCI)
> +void at91_uhp_hw_init(void)
> +{
> +	/* Enable VBus on UHP ports */
> +	at91_set_pio_output(AT91_PIO_PORTD, 18, 0); /* port A */
> +	at91_set_pio_output(AT91_PIO_PORTD, 19, 0); /* port B */
> +	at91_set_pio_output(AT91_PIO_PORTD, 20, 0); /* port C */
> +}
> +#endif
> +

As port C doesn't support EHCI, so, I think we should deal with this 
carefully.
---<8---
#if OHCI
#else EHCI
#endif
--->8---
I think this will be better.

Best Regards
Bo Shen