The A31 has 2 parallel display pipelines, which can be intermixed. However the driver currently only supports one of them.
Signed-off-by: Chen-Yu Tsai wens@csie.org --- arch/arm/boot/dts/sun6i-a31.dtsi | 152 ++++++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/sun6i-a31s.dtsi | 8 ++ 2 files changed, 160 insertions(+)
diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi index c1b891e75f18..4d2c7786b92a 100644 --- a/arch/arm/boot/dts/sun6i-a31.dtsi +++ b/arch/arm/boot/dts/sun6i-a31.dtsi @@ -231,6 +231,11 @@ }; };
+ de: display-engine { + compatible = "allwinner,sun6i-a31-display-engine"; + allwinner,pipelines = <&fe0>; + }; + soc@01c00000 { compatible = "simple-bus"; #address-cells = <1>; @@ -246,6 +251,44 @@ #dma-cells = <1>; };
+ tcon0: lcd-controller@01c0c000 { + compatible = "allwinner,sun6i-a31-tcon"; + reg = <0x01c0c000 0x1000>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; + resets = <&ccu RST_AHB1_LCD0>; + reset-names = "lcd"; + clocks = <&ccu CLK_AHB1_LCD0>, + <&ccu CLK_LCD0_CH0>, + <&ccu CLK_LCD0_CH1>; + clock-names = "ahb", + "tcon-ch0", + "tcon-ch1"; + clock-output-names = "tcon0-pixel-clock"; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + tcon0_in: port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + tcon0_in_drc0: endpoint@0 { + reg = <0>; + remote-endpoint = <&drc0_out_tcon0>; + }; + }; + + tcon0_out: port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + }; + }; + mmc0: mmc@01c0f000 { compatible = "allwinner,sun7i-a20-mmc"; reg = <0x01c0f000 0x1000>; @@ -799,6 +842,115 @@ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; };
+ fe0: display-frontend@01e00000 { + compatible = "allwinner,sun6i-a31-display-frontend"; + reg = <0x01e00000 0x20000>; + interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_AHB1_FE0>, <&ccu CLK_FE0>, + <&ccu CLK_DRAM_FE0>; + clock-names = "ahb", "mod", + "ram"; + resets = <&ccu RST_AHB1_FE0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + fe0_out: port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + fe0_out_be0: endpoint@0 { + reg = <0>; + remote-endpoint = <&be0_in_fe0>; + }; + }; + }; + }; + + be0: display-backend@01e60000 { + compatible = "allwinner,sun6i-a31-display-backend"; + reg = <0x01e60000 0x10000>; + interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_AHB1_BE0>, <&ccu CLK_BE0>, + <&ccu CLK_DRAM_BE0>; + clock-names = "ahb", "mod", + "ram"; + resets = <&ccu RST_AHB1_BE0>; + + assigned-clocks = <&ccu CLK_BE0>; + assigned-clock-rates = <300000000>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + be0_in: port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + be0_in_fe0: endpoint@0 { + reg = <0>; + remote-endpoint = <&fe0_out_be0>; + }; + }; + + be0_out: port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + be0_out_drc0: endpoint@0 { + reg = <0>; + remote-endpoint = <&drc0_in_be0>; + }; + }; + }; + }; + + drc0: drc@01e70000 { + compatible = "allwinner,sun6i-a31-drc"; + reg = <0x01e70000 0x10000>; + interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_AHB1_DRC0>, <&ccu CLK_IEP_DRC0>, + <&ccu CLK_DRAM_DRC0>; + clock-names = "ahb", "mod", + "ram"; + resets = <&ccu RST_AHB1_DRC0>; + + assigned-clocks = <&ccu CLK_IEP_DRC0>; + assigned-clock-rates = <300000000>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + drc0_in: port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + drc0_in_be0: endpoint@0 { + reg = <0>; + remote-endpoint = <&be0_out_drc0>; + }; + }; + + drc0_out: port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + drc0_out_tcon0: endpoint@0 { + reg = <0>; + remote-endpoint = <&tcon0_in_drc0>; + }; + }; + }; + }; + rtc: rtc@01f00000 { compatible = "allwinner,sun6i-a31-rtc"; reg = <0x01f00000 0x54>; diff --git a/arch/arm/boot/dts/sun6i-a31s.dtsi b/arch/arm/boot/dts/sun6i-a31s.dtsi index c17a32771b98..97e2c51d0aea 100644 --- a/arch/arm/boot/dts/sun6i-a31s.dtsi +++ b/arch/arm/boot/dts/sun6i-a31s.dtsi @@ -48,6 +48,14 @@
#include "sun6i-a31.dtsi"
+&de { + compatible = "allwinner,sun6i-a31s-display-engine"; +}; + &pio { compatible = "allwinner,sun6i-a31s-pinctrl"; }; + +&tcon0 { + compatible = "allwinner,sun6i-a31s-tcon"; +};