[U-Boot] [PATCH 07/10] usb: mxs: Disable USB Port 1 for i.MX23

Otavio Salvador
2013-01-30T15:36:11Z

On Wed, Jan 30, 2013 at 12:17 PM, Marek Vasut <marex@denx.de> wrote:
> Dear Otavio Salvador,
>
>> The i.MX23 just one USB port so disable the second controller probe
>> when building for i.MX23.
>>
>> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
>> ---
>> drivers/usb/host/ehci-mxs.c | 2 ++
>> 1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/usb/host/ehci-mxs.c b/drivers/usb/host/ehci-mxs.c
>> index 5062af5..28c8cde 100644
>> --- a/drivers/usb/host/ehci-mxs.c
>> +++ b/drivers/usb/host/ehci-mxs.c
>> @@ -50,10 +50,12 @@ int mxs_ehci_get_port(struct ehci_mxs *mxs_usb, int
>> port) usb_base = MXS_USBCTRL0_BASE;
>> phy_base = MXS_USBPHY0_BASE;
>> break;
>> +#ifdef CONFIG_MX28
>> case 1:
>> usb_base = MXS_USBCTRL1_BASE;
>> phy_base = MXS_USBPHY1_BASE;
>> break;
>> +#endif
>> default:
>> printf("CONFIG_EHCI_MXS_PORT (port = %d)\n", port);
>> return -1;
>
> This is not enough.
>
> For example this portion will do something undefined on mx23:
>
> 98 writel(HW_DIGCTL_CTRL_USB0_CLKGATE | HW_DIGCTL_CTRL_USB1_CLKGATE,
> 99 &digctl_ctrl->reg_clr);
>
> THis ehci-mxs.c needs full review for mx23.

Ok; I will handle it for v2.

--
Otavio Salvador O.S. Systems
E-mail: otavio at ossystems.com.br http://www.ossystems.com.br
Mobile: +55 53 9981-7854 http://projetos.ossystems.com.br