[PATCH 5/9] ARM: at91/dt: add drm support for at91sam9n12ek
Alexandre Belloni
alexandre.belloni at free-electrons.com
Fri Jul 31 15:58:26 PDT 2015
From: Bo Shen <voice.shen at atmel.com>
Add drm support for at91sam9n12ek board.
Signed-off-by: Bo Shen <voice.shen at atmel.com>
Signed-off-by: Josh Wu <josh.wu at atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni at free-electrons.com>
---
arch/arm/boot/dts/at91sam9n12.dtsi | 71 +++++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/at91sam9n12ek.dts | 61 +++++++++++++++++++++++++++++++
2 files changed, 132 insertions(+)
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 5c2a8c8c8bd4..41578d1a0dc4 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -443,6 +443,34 @@
clock-names = "t0_clk";
};
+ hlcdc: hlcdc at f8038000 {
+ compatible = "atmel,at91sam9n12-hlcdc";
+ reg = <0xf8038000 0x2000>;
+ interrupts = <25 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&lcdc_clk>, <&lcdck>, <&clk32k>;
+ clock-names = "periph_clk", "sys_clk", "slow_clk";
+ status = "disabled";
+
+ hlcdc-display-controller {
+ compatible = "atmel,hlcdc-display-controller";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+ };
+
+ hlcdc_pwm: hlcdc-pwm {
+ compatible = "atmel,hlcdc-pwm";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lcd_pwm>;
+ #pwm-cells = <3>;
+ };
+ };
+
dma: dma-controller at ffffec00 {
compatible = "atmel,at91sam9g45-dma";
reg = <0xffffec00 0x200>;
@@ -475,6 +503,49 @@
};
};
+ lcd {
+ pinctrl_lcd_base: lcd-base-0 {
+ atmel,pins =
+ <AT91_PIOC 27 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDVSYNC */
+ AT91_PIOC 28 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDHSYNC */
+ AT91_PIOC 24 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDDISP */
+ AT91_PIOC 29 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDDEN */
+ AT91_PIOC 30 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* LCDPCK */
+ };
+
+ pinctrl_lcd_pwm: lcd-pwm-0 {
+ atmel,pins = <AT91_PIOC 26 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* LCDPWM */
+ };
+
+ pinctrl_lcd_rgb888: lcd-rgb-3 {
+ atmel,pins =
+ <AT91_PIOC 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD0 pin */
+ AT91_PIOC 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD1 pin */
+ AT91_PIOC 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD2 pin */
+ AT91_PIOC 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD3 pin */
+ AT91_PIOC 4 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD4 pin */
+ AT91_PIOC 5 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD5 pin */
+ AT91_PIOC 6 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD6 pin */
+ AT91_PIOC 7 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD7 pin */
+ AT91_PIOC 8 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD8 pin */
+ AT91_PIOC 9 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD9 pin */
+ AT91_PIOC 10 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD10 pin */
+ AT91_PIOC 11 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD11 pin */
+ AT91_PIOC 12 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD12 pin */
+ AT91_PIOC 13 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD13 pin */
+ AT91_PIOC 14 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD14 pin */
+ AT91_PIOC 15 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD15 pin */
+ AT91_PIOC 16 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD16 pin */
+ AT91_PIOC 17 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD17 pin */
+ AT91_PIOC 18 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD18 pin */
+ AT91_PIOC 19 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD19 pin */
+ AT91_PIOC 20 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD20 pin */
+ AT91_PIOC 21 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD21 pin */
+ AT91_PIOC 22 AT91_PERIPH_A AT91_PINCTRL_NONE /* LCDD22 pin */
+ AT91_PIOC 23 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* LCDD23 pin */
+ };
+ };
+
usart0 {
pinctrl_usart0: usart0-0 {
atmel,pins =
diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts
index eab17fcace6d..efa75064d38a 100644
--- a/arch/arm/boot/dts/at91sam9n12ek.dts
+++ b/arch/arm/boot/dts/at91sam9n12ek.dts
@@ -128,6 +128,22 @@
};
};
+ hlcdc: hlcdc at f8038000 {
+ status = "okay";
+
+ hlcdc-display-controller {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
+
+ port at 0 {
+ hlcdc_panel_output: endpoint at 0 {
+ reg = <0>;
+ remote-endpoint = <&panel_input>;
+ };
+ };
+ };
+ };
+
usb1: gadget at f803c000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1_vbus_sense>;
@@ -161,6 +177,23 @@
};
};
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ pwms = <&hlcdc_pwm 0 50000 0>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ power-supply = <&bl_reg>;
+ status = "okay";
+ };
+
+ bl_reg: backlight_regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "backlight-power-supply";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ status = "okay";
+ };
+
leds {
compatible = "gpio-leds";
@@ -194,6 +227,34 @@
};
};
+ panel: panel {
+ compatible = "qd,qd43003c0-40", "simple-panel";
+ backlight = <&backlight>;
+ power-supply = <&panel_reg>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ port at 0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ panel_input: endpoint at 0 {
+ reg = <0>;
+ remote-endpoint = <&hlcdc_panel_output>;
+ };
+ };
+ };
+
+ panel_reg: panel_regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "panel-power-supply";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ status = "okay";
+ };
+
sound {
compatible = "atmel,asoc-wm8904";
pinctrl-names = "default";
--
2.1.4
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