The DRAM gates controls direct memory access for some peripherals. These peripherals include the display pipeline, so add the required gates to the simplefb nodes as well. Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx> --- arch/arm/boot/dts/sun4i-a10.dtsi | 36 ++++++++++++++++++++++++++++++++---- 1 file changed, 32 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index aa90f319309b..849d0242ece8 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -66,7 +66,7 @@ "simple-framebuffer"; allwinner,pipeline = "de_be0-lcd0-hdmi"; clocks = <&pll5 1>, <&ahb_gates 36>, <&ahb_gates 43>, - <&ahb_gates 44>; + <&ahb_gates 44>, <&dram_gates 26>; status = "disabled"; }; @@ -75,7 +75,8 @@ "simple-framebuffer"; allwinner,pipeline = "de_fe0-de_be0-lcd0-hdmi"; clocks = <&pll5 1>, <&ahb_gates 36>, <&ahb_gates 43>, - <&ahb_gates 44>, <&ahb_gates 46>; + <&ahb_gates 44>, <&ahb_gates 46>, + <&dram_gates 25>, <&dram_gates 26>; status = "disabled"; }; @@ -84,7 +85,8 @@ "simple-framebuffer"; allwinner,pipeline = "de_fe0-de_be0-lcd0"; clocks = <&pll5 1>, <&ahb_gates 36>, <&ahb_gates 44>, - <&ahb_gates 46>; + <&ahb_gates 46>, <&dram_gates 25>, + <&dram_gates 26>; status = "disabled"; }; @@ -93,7 +95,8 @@ "simple-framebuffer"; allwinner,pipeline = "de_fe0-de_be0-lcd0-tve0"; clocks = <&pll5 1>, <&ahb_gates 34>, <&ahb_gates 36>, - <&ahb_gates 44>, <&ahb_gates 46>; + <&ahb_gates 44>, <&ahb_gates 46>, + <&dram_gates 25>, <&dram_gates 26>; status = "disabled"; }; }; @@ -492,6 +495,31 @@ clock-output-names = "spi3"; }; + dram_gates: clk@01c20100 { + #clock-cells = <1>; + compatible = "allwinner,sun4i-a10-dram-gates-clk"; + reg = <0x01c20100 0x4>; + clocks = <&pll5 0>; + clock-indices = <0>, + <1>, <2>, + <3>, + <4>, + <5>, <6>, + <15>, + <24>, <25>, + <26>, <27>, + <28>, <29>; + clock-output-names = "dram_ve", + "dram_csi0", "dram_csi1", + "dram_ts", + "dram_tvd", + "dram_tve0", "dram_tve1", + "dram_output", + "dram_de_fe1", "dram_de_fe0", + "dram_de_be0", "dram_de_be1", + "dram_de_mp", "dram_ace"; + }; + codec_clk: clk@01c20140 { #clock-cells = <0>; compatible = "allwinner,sun4i-a10-codec-clk"; -- 2.6.2 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html