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SubjectRe: [PATCH v2 3/3] video: of: display_timing: Add support for syncclk-active property
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On 22/09/16 13:35, Peter Ujfalusi wrote:
> Configure the DISPLAY_FLAGS_SYNC_POSEDGE/NEGEDGE flags according to the
> binding document.
> If the syncclk-active is present in DT, configure the flags accordingly, if
> it is omitted it means that the SYNC edge is following the pixdata
> configuration.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
> CC: Rob Herring <robh+dt@kernel.org>
> CC: Mark Rutland <mark.rutland@arm.com>
> CC: devicetree@vger.kernel.org
> ---
> drivers/video/of_display_timing.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c
> index 8a1076beecd3..db992c684f09 100644
> --- a/drivers/video/of_display_timing.c
> +++ b/drivers/video/of_display_timing.c
> @@ -88,6 +88,15 @@ static int of_parse_display_timing(const struct device_node *np,
> dt->flags |= val ? DISPLAY_FLAGS_PIXDATA_POSEDGE :
> DISPLAY_FLAGS_PIXDATA_NEGEDGE;
>
> + if (!of_property_read_u32(np, "syncclk-active", &val))
> + dt->flags |= val ? DISPLAY_FLAGS_SYNC_POSEDGE :
> + DISPLAY_FLAGS_SYNC_NEGEDGE;
> + else if (dt->flags & (DISPLAY_FLAGS_PIXDATA_POSEDGE |
> + DISPLAY_FLAGS_PIXDATA_NEGEDGE))
> + dt->flags |= dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ?
> + DISPLAY_FLAGS_SYNC_POSEDGE :
> + DISPLAY_FLAGS_SYNC_NEGEDGE;
> +
> if (of_property_read_bool(np, "interlaced"))
> dt->flags |= DISPLAY_FLAGS_INTERLACED;
> if (of_property_read_bool(np, "doublescan"))
>

Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

Tomi

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