From: Andrey Lebedev andrey@lebedev.lt
Define pins for LVDS channels 0 and 1, configure reset line for tcon0 and provide sample LVDS panel, connected to tcon0.
Signed-off-by: Andrey Lebedev andrey@lebedev.lt --- arch/arm/boot/dts/sun7i-a20.dtsi | 30 ++++++++++++++++++++++++++---- 1 file changed, 26 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi index 92b5be97085d..d50263c1ca9a 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -47,6 +47,7 @@ #include <dt-bindings/dma/sun4i-a10.h> #include <dt-bindings/clock/sun7i-a20-ccu.h> #include <dt-bindings/reset/sun4i-a10-ccu.h> +#include <dt-bindings/pinctrl/sun4i-a10.h>
/ { interrupt-parent = <&gic>; @@ -404,11 +405,12 @@ };
tcon0: lcd-controller@1c0c000 { - compatible = "allwinner,sun7i-a20-tcon"; + compatible = "allwinner,sun7i-a20-tcon0", + "allwinner,sun7i-a20-tcon"; reg = <0x01c0c000 0x1000>; interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>; - resets = <&ccu RST_TCON0>; - reset-names = "lcd"; + resets = <&ccu RST_TCON0>, <&ccu RST_LVDS>; + reset-names = "lcd", "lvds"; clocks = <&ccu CLK_AHB_LCD0>, <&ccu CLK_TCON0_CH0>, <&ccu CLK_TCON0_CH1>; @@ -444,6 +446,11 @@ #size-cells = <0>; reg = <1>;
+ tcon0_out_lvds: endpoint@0 { + reg = <0>; + allwinner,tcon-channel = <0>; + }; + tcon0_out_hdmi: endpoint@1 { reg = <1>; remote-endpoint = <&hdmi_in_tcon0>; @@ -454,7 +461,8 @@ };
tcon1: lcd-controller@1c0d000 { - compatible = "allwinner,sun7i-a20-tcon"; + compatible = "allwinner,sun7i-a20-tcon1", + "allwinner,sun7i-a20-tcon"; reg = <0x01c0d000 0x1000>; interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>; resets = <&ccu RST_TCON1>; @@ -931,6 +939,20 @@ function = "ir1"; };
+ /omit-if-no-ref/ + lcd_lvds0_pins: lcd-lvds0-pins { + pins = "PD0", "PD1", "PD2", "PD3", "PD4", + "PD5", "PD6", "PD7", "PD8", "PD9"; + function = "lvds0"; + }; + + /omit-if-no-ref/ + lcd_lvds1_pins: lcd-lvds1-pins { + pins = "PD10", "PD11", "PD12", "PD13", "PD14", + "PD15", "PD16", "PD17", "PD18", "PD19"; + function = "lvds1"; + }; + /omit-if-no-ref/ mmc0_pins: mmc0-pins { pins = "PF0", "PF1", "PF2",