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authorAndrey Lebedev <andrey@lebedev.lt>2020-02-19 21:08:56 +0300
committerMaxime Ripard <maxime@cerno.tech>2020-02-20 20:20:52 +0300
commit564c4815074291c40a584b1b05da3732beac990c (patch)
treefe7d563c6c74cdf08baefcb6775ee83b77e88ed8 /arch/arm/boot/dts/sun7i-a20.dtsi
parent692b4363c456ab237f95b414a2f439a6dbc9ab15 (diff)
downloadlinux-564c4815074291c40a584b1b05da3732beac990c.tar.xz
ARM: dts: sun7i: Add LVDS panel support on A20
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> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'arch/arm/boot/dts/sun7i-a20.dtsi')
-rw-r--r--arch/arm/boot/dts/sun7i-a20.dtsi25
1 files changed, 21 insertions, 4 deletions
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 92b5be97085d..ffe1d10a1a84 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>;
@@ -454,7 +456,8 @@
};
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>;
@@ -932,6 +935,20 @@
};
/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",
"PF3", "PF4", "PF5";