From 4fd28eafda73dcb21747bba4fff6ac0984283ef6 Mon Sep 17 00:00:00 2001 From: Jacob Chen Date: Fri, 4 Aug 2017 08:40:23 +0800 Subject: [PATCH] dt-bindings: Document the Rockchip RGA bindings Add DT bindings documentation for Rockchip RGA Change-Id: Ie53383728c30a1245cd26a097622d3a564db7aa2 Signed-off-by: Yakir Yang Signed-off-by: Jacob Chen --- .../{display/rockchip => media}/rockchip-rga.txt | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) rename Documentation/devicetree/bindings/{display/rockchip => media}/rockchip-rga.txt (73%) diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-rga.txt b/Documentation/devicetree/bindings/media/rockchip-rga.txt similarity index 73% rename from Documentation/devicetree/bindings/display/rockchip/rockchip-rga.txt rename to Documentation/devicetree/bindings/media/rockchip-rga.txt index 48a260e590ec..fd5276abfad6 100644 --- a/Documentation/devicetree/bindings/display/rockchip/rockchip-rga.txt +++ b/Documentation/devicetree/bindings/media/rockchip-rga.txt @@ -1,36 +1,33 @@ device-tree bindings for rockchip 2D raster graphic acceleration controller (RGA) -RGA is a separate 2D raster graphic acceleration unit. It accelerates 2D +RGA is a standalone 2D raster graphic acceleration unit. It accelerates 2D graphics operations, such as point/line drawing, image scaling, rotation, BitBLT, alpha blending and image blur/sharpness. Required properties: - compatible: value should be one of the following - "rockchip,rk3228-rga"; "rockchip,rk3288-rga"; "rockchip,rk3399-rga"; -- interrupts: RGA interrupt number. +- interrupts: RGA interrupt specifier. - clocks: phandle to RGA sclk/hclk/aclk clocks -- clock-names: should be "aclk" "hclk" and "sclk" +- clock-names: should be "aclk", "hclk" and "sclk" - resets: Must contain an entry for each entry in reset-names. See ../reset/reset.txt for details. -- reset-names: should be "core" "axi" and "ahb" +- reset-names: should be "core", "axi" and "ahb" Example: -SoC specific DT entry: +SoC-specific DT entry: rga: rga@ff680000 { compatible = "rockchip,rk3399-rga"; reg = <0xff680000 0x10000>; interrupts = ; - interrupt-names = "rga"; clocks = <&cru ACLK_RGA>, <&cru HCLK_RGA>, <&cru SCLK_RGA_CORE>; clock-names = "aclk", "hclk", "sclk"; resets = <&cru SRST_RGA_CORE>, <&cru SRST_A_RGA>, <&cru SRST_H_RGA>; reset-names = "core, "axi", "ahb"; - status = "disabled"; }; -- 2.34.1