* Tomi Valkeinen <tomi.valkeinen@xxxxxx> [141204 23:42]:
> The lcd0 node for am437x-sk-evm.dts contains bad LCD timings, and while
> they seem to work with a quick test, doing for example blank/unblank
> will give you a black display.
>
> This patch updates the timings to the 'typical' values from the LCD spec
> sheet.
>
> Also, the compatible string is completely bogus, as
> "osddisplays,osd057T0559-34ts" is _not_ a 480x272 panel. The panel on
> the board is a newhaven one. Update the compatible string to reflect
> this. Note that this hasn't caused any issues, as the "panel-dpi"
> matches the driver.
>
> Cc: <stable@xxxxxxxxxxxxxxx> # v3.17+
> Tested-by: Felipe Balbi <balbi@xxxxxx>
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Applying into omap-for-v3.19/fixes thanks.
Tony
> ---
> arch/arm/boot/dts/am437x-sk-evm.dts | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
> index 859ff3d620ee..66071c7b3dde 100644
> --- a/arch/arm/boot/dts/am437x-sk-evm.dts
> +++ b/arch/arm/boot/dts/am437x-sk-evm.dts
> @@ -100,7 +100,7 @@
> };
>
> lcd0: display {
> - compatible = "osddisplays,osd057T0559-34ts", "panel-dpi";
> + compatible = "newhaven,nhd-4.3-480272ef-atxl", "panel-dpi";
> label = "lcd";
>
> pinctrl-names = "default";
> @@ -112,11 +112,11 @@
> clock-frequency = <9000000>;
> hactive = <480>;
> vactive = <272>;
> - hfront-porch = <8>;
> - hback-porch = <43>;
> - hsync-len = <4>;
> - vback-porch = <12>;
> - vfront-porch = <4>;
> + hfront-porch = <2>;
> + hback-porch = <2>;
> + hsync-len = <41>;
> + vfront-porch = <2>;
> + vback-porch = <2>;
> vsync-len = <10>;
> hsync-active = <0>;
> vsync-active = <0>;
> --
> 2.2.0
>
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