@@ -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>;
@@ -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";
+};
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(+)