On Sun, Sep 18, 2016 at 10:27:38PM +0800, Randy Li wrote:
> It is actually a lvds panel connected through a rga-lvds bridge.
> The touchscreen is communicated with i2c bus but the driver is not
> support now.
>
> Signed-off-by: Randy Li <ayaka@xxxxxxxxxxx>
Subject: ARM: dts: exynos
> ---
> arch/arm/boot/dts/exynos4412-itop-elite.dts | 54 +++++++++++++++++++++++++++--
> 1 file changed, 52 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/exynos4412-itop-elite.dts b/arch/arm/boot/dts/exynos4412-itop-elite.dts
> index b08705e..9ef0505 100644
> --- a/arch/arm/boot/dts/exynos4412-itop-elite.dts
> +++ b/arch/arm/boot/dts/exynos4412-itop-elite.dts
> @@ -138,6 +138,36 @@
> assigned-clocks = <&clock CLK_MOUT_CAM0>;
> assigned-clock-parents = <&clock CLK_XUSBXTI>;
> };
> +
> + vcc_sys_lcd: sys-lcd {
No underscores, use hyphens.
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_5v";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + gpio = <&gpl0 4 GPIO_ACTIVE_HIGH>;
Isn't this one of S5M8767 PMIC regulators? If so, then it should be
defined there... On the other hand, the PMIC supports GPIO enable
control only for buck9...
> + };
> +
> + panel: panel@0 {
> + compatible = "chunghwa,claa070wp03xg";
> +
> + power-supply = <&vcc_sys_lcd>;
> + enable-gpios = <&gpl0 2 GPIO_ACTIVE_HIGH>;
> + backlight = <&bl>;
> +
> + port {
> + lcd_ep: endpoint {
lcd-ep
> + remote-endpoint = <&rga_lvds>;
> + };
> + };
> + };
> +
> + bl: backlight {
> + compatible = "pwm-backlight";
> + pwms = <&pwm 1 5000000 PWM_POLARITY_INVERTED>;
> + brightness-levels = <0 5 12 16 32 64 128 255>;
> + default-brightness-level = <5>;
> + power-supply = <&vcc_sys_lcd>;
> + };
> };
>
> &adc {
> @@ -215,9 +245,9 @@
>
> &pwm {
> status = "okay";
> - pinctrl-0 = <&pwm0_out>;
> + pinctrl-0 = <&pwm0_out &pwm1_out>;
> pinctrl-names = "default";
> - samsung,pwm-outputs = <0>;
> + samsung,pwm-outputs = <0>, <1>;
> };
>
> &sdhci_2 {
> @@ -238,3 +268,23 @@
> &serial_2 {
> status = "okay";
> };
> +
> +&i2c_3 {
> + status = "okay";
> +};
> +
> +&fimd {
Please put these nodes in alphabetical order. I asked about it for
initial DTS and it applies still.
> + pinctrl-0 = <&lcd_clk &lcd_data24>;
> + pinctrl-names = "default";
> + status = "okay";
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + port@3 {
> + reg = <3>;
> + rga_lvds: endpoint {
rga-lvds
Best regards,
Krzysztof
> + remote-endpoint = <&lcd_ep>;
> + };
> + };
> + };
> +};
> --
> 2.7.4
>
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