[PATCH 7/8] pxa: add frame buffer on pxa168 aspenite platform

Eric Miao eric.y.miao at gmail.com
Thu Nov 19 23:56:45 EST 2009


On Thu, Nov 19, 2009 at 8:38 PM, Jun Nie <niej0001 at gmail.com> wrote:
> 2009/11/20 Eric Miao <eric.y.miao at gmail.com>:
>>> +       int err = 0;
>>> +       if (on) {
>>> +               if (spi_gpio_reset != -1) {
>>> +                       err = gpio_request(spi_gpio_reset, "TPO_LCD_SPI_RESET");
>>> +                       if (err) {
>>> +                               printk(KERN_ERR "failed to request GPIO for TPO LCD RESET\n");
>>> +                               return err;
>>> +                       }
>>> +                       gpio_direction_output(spi_gpio_reset, 0);
>>> +                       msleep(100);
>>
>> This is really a loooong delay, there any specific reason for such a long
>> delay, I'm seeing this to slow down the boot up significantly?
>>
>> Otherwise looks OK to me, and I prefer the defconfig file change to
>> be a separate patch please.
>>
>
> Actually, This is just an example for other real products. There is no
> such spi_reset pin on Aspenite , so machine info set it spi_gpio_reset
> == -1. Or do you think we should delete these lines?
>

I see no reason for it to stay there then, please remove.



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