2010/12/13 Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>:
> On Sun, Dec 12, 2010 at 09:37:38AM +0800, Liu Ying wrote:
>> Hello, Sascha,
>>
>> I have following 3 comments to this patch:
>> 1) I think DISP1_DATx pins need not be set specially, as they keep the
>> default register values.
>
> We do not want to depend on default register values in the Linux Kernel.
[LY] Ok. Please add disp1 related pins configuration, including
DISP1_HSYNC, DISP1_VSYNC and DISP1_CLK.
It will be fine to add disp2 related pins configuration also.
>
>> 2) Please define 'MX51_PAD_DI_GP4__IPU_DI2_PIN15' in
>> arch/arm/plat-mxc/include/mach/iomux-mx51.h, and rename the pin to be
>> 'MX51_PAD_DI_GP4__DI2_PIN15', as we name it according to the MX51
>> iomux reference manual.
>
> I'm not sure. Normally it's good practice to code the unit into the
> name. Otherwise we end up with names like MX51_PAD_xyz__TX which could
> be the tx pin of just about any unit.
>
>
>> 3) It is better to exchange the following two lines or just remove the
>> first line:
>> + gpio_set_value(GPIO_DVI_RESET, 0);
>> + gpio_direction_output(GPIO_DVI_RESET, 0);
>
> ok.
>
> Sascha
>
>
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