[U-Boot] [PATCH V2] MX5: Make IPU display output and pixel format configurable

[Stefano Babic <sbabic@denx.de>]

On 09/27/2011 02:43 PM, Marek Vasut wrote:
> Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
>  board/ttcontrol/vision2/vision2.c |    6 ++++--
>  drivers/video/mxc_ipuv3_fb.c      |    9 +++++----
>  2 files changed, 9 insertions(+), 6 deletions(-)
> 
> V2: Configure the LCD via mx51_fb_init

You missed to send your patch to Anatolij (video maintainer), too.

> 
> diff --git a/board/ttcontrol/vision2/vision2.c b/board/ttcontrol/vision2/vision2.c
> index ebca7b6..4565d1d 100644
> --- a/board/ttcontrol/vision2/vision2.c
> +++ b/board/ttcontrol/vision2/vision2.c
> @@ -39,11 +39,13 @@
>  #include <mc13892.h>
>  #include <linux/fb.h>
>  
> +#include <../drivers/video/ipu.h>
> +
>  DECLARE_GLOBAL_DATA_PTR;
>  
>  static u32 system_rev;
>  
> -extern int mx51_fb_init(struct fb_videomode *mode);
> +extern int mx51_fb_init(struct fb_videomode *, uint8_t, uint32_t);
>  
>  static struct fb_videomode nec_nl6448bc26_09c = {
>  	"NEC_NL6448BC26-09C",
> @@ -646,7 +648,7 @@ void lcd_enable(void)
>  	gpio_set_value(2, 1);
>  	mxc_request_iomux(MX51_PIN_GPIO1_2, IOMUX_CONFIG_ALT0);
>  
> -	ret = mx51_fb_init(&nec_nl6448bc26_09c);
> +	ret = mx51_fb_init(&nec_nl6448bc26_09c, 0, IPU_PIX_FMT_RGB666);
>  	if (ret)
>  		puts("LCD cannot be configured\n");
>  }
> diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c
> index a66981c..3fa8b8e 100644
> --- a/drivers/video/mxc_ipuv3_fb.c
> +++ b/drivers/video/mxc_ipuv3_fb.c
> @@ -526,7 +526,8 @@ static struct fb_info *mxcfb_init_fbinfo(void)
>   *
>   * @return      Appropriate error code to the kernel common code
>   */
> -static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode)
> +static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp,
> +			struct fb_videomode *mode)
>  {
>  	struct fb_info *fbi;
>  	struct mxcfb_info *mxcfbi;
> @@ -550,7 +551,7 @@ static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode)
>  		mxcfbi->blank = FB_BLANK_POWERDOWN;
>  	}
>  
> -	mxcfbi->ipu_di = 0;
> +	mxcfbi->ipu_di = disp;
>  
>  	ipu_disp_set_global_alpha(mxcfbi->ipu_ch, 1, 0x80);
>  	ipu_disp_set_color_key(mxcfbi->ipu_ch, 0, 0);
> @@ -625,7 +626,7 @@ void lcd_ctrl_init(void *lcdbase)
>  	memset(lcdbase, 0, mem_len);
>  }
>  
> -int mx51_fb_init(struct fb_videomode *mode)
> +int mx51_fb_init(struct fb_videomode *mode, uint8_t disp, uint32_t pixfmt)
>  {
>  	int ret;
>  
> @@ -636,7 +637,7 @@ int mx51_fb_init(struct fb_videomode *mode)
>  	lcd_base += 56;
>  
>  	debug("Framebuffer at 0x%x\n", (unsigned int)lcd_base);
> -	ret = mxcfb_probe(IPU_PIX_FMT_RGB666, mode);
> +	ret = mxcfb_probe(pixfmt, disp, mode);
>  
>  	return ret;
>  }

Agree with your changes- only they can conflict with the patch I
submitted recently to switch to CONFIG_VIDEO, see

http://patchwork.ozlabs.org/patch/116380/

Best regards,
Stefano Babic

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