On 11/06/14 23:17, Franck Jullien wrote: > Signed-off-by: Franck Jullien <[email protected]> > --- > drivers/video/fbdev/Kconfig | 2 ++ > drivers/video/fbdev/ocfb.c | 31 ++++++++++++++++++++++++++----- > 2 files changed, 28 insertions(+), 5 deletions(-)
You need to add binding documentation if you add new things to the
driver's DT support. Actually, we seem to be missing the the binding
documentation totally, even if the driver has 'of_device_id' table...
> diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
> index e1f4727..b4ac6bb 100644
> --- a/drivers/video/fbdev/Kconfig
> +++ b/drivers/video/fbdev/Kconfig
> @@ -942,6 +942,8 @@ config FB_OPENCORES
> select FB_CFB_FILLRECT
> select FB_CFB_COPYAREA
> select FB_CFB_IMAGEBLIT
> + select VIDEOMODE_HELPERS
> + select FB_MODE_HELPERS
> help
> This enables support for the OpenCores VGA/LCD core.
>
> diff --git a/drivers/video/fbdev/ocfb.c b/drivers/video/fbdev/ocfb.c
> index 7f9dc9b..6d15565 100644
> --- a/drivers/video/fbdev/ocfb.c
> +++ b/drivers/video/fbdev/ocfb.c
> @@ -22,6 +22,8 @@
> #include <linux/string.h>
> #include <linux/slab.h>
>
> +#include <video/of_display_timing.h>
> +
> /* OCFB register defines */
> #define OCFB_CTRL 0x000
> #define OCFB_STAT 0x004
> @@ -310,11 +312,30 @@ static int ocfb_probe(struct platform_device *pdev)
> fbdev->info.device = &pdev->dev;
> fbdev->info.par = fbdev;
>
> - /* Video mode setup */
> - if (!fb_find_mode(&fbdev->info.var, &fbdev->info, mode_option,
> - NULL, 0, &default_mode, 16)) {
> - dev_err(&pdev->dev, "No valid video modes found\n");
> - return -EINVAL;
> + if (!mode_option && IS_ENABLED(CONFIG_OF)) {
This doesn't look correct. The kernel may have CONFIG_OF enabled, even
if the board does not use OF.
Tomi
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