[PATCH 7/7] ARM: dts: Add Samsung G2D DT bindings documentation
Sylwester Nawrocki
sylvester.nawrocki at gmail.com
Thu Feb 14 09:32:02 EST 2013
On 02/06/2013 12:51 PM, Sachin Kamat wrote:
> Added documentaion about G2D bindings.
s/documentaion/documentation
> Signed-off-by: Sachin Kamat<sachin.kamat at linaro.org>
> ---
> .../devicetree/bindings/gpu/samsung-g2d.txt | 30 ++++++++++++++++++++
> 1 files changed, 30 insertions(+), 0 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/gpu/samsung-g2d.txt
>
> diff --git a/Documentation/devicetree/bindings/gpu/samsung-g2d.txt b/Documentation/devicetree/bindings/gpu/samsung-g2d.txt
> new file mode 100644
> index 0000000..838b26b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/gpu/samsung-g2d.txt
> @@ -0,0 +1,30 @@
> +* Samsung 2D Graphics Accelerator
> +
> +Samsung FIMG2D is a 2D graphics accelerator which supports Bit Block Transfer.
> +We set the drawing-context registers for configuring the rendering parameters
> +and then start rendering.
> +The G2D has V4L2 as well as DRM framework based driver support.
IMHO this whole paragraph is irrelevant and could be dropped.
> +Required properties:
> + - compatible : value should be one among the following
missing colon at the end of line ?
> + (a) "samsung,s5pv210-g2d" for G2D IP present in S5PV210& Exynos4210 SoC
> + (b) "samsung,exynos4212-g2d" for G2D IP present in Exynos4x12 SoCs
> + (b) "samsung,exynos5250-g2d" for G2D IP present in Exynos5250 SoC
s/(b)/(c)
> +
> + - reg : Physical base address of the IP registers and length of memory
> + mapped region.
> +
> + - interrupts : G2D interrupt number to the CPU.
> +
> +Optional properties:
> + - samsung,power-domain : power-domain property defined with a phandle
> + to respective power domain.
> +
> +Example:
> + g2d at 12800000 {
> + compatible = "samsung,s5pv210-g2d";
> + reg =<0x12800000 0x1000>;
> + interrupts =<0 89 0>;
> + samsung,power-domain =<&pd_lcd0>;
> + status = "disabled";
> + };
Otherwise looks good to me.
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