[PATCH v2 09/18] ARM: dts: s5pv210: Add panel support to aries boards

From: Jonathan Bakker
Date: Fri May 01 2020 - 19:52:04 EST


Aries boards have an s6e63m0 AMOLED panel connected over i2c-spi.

Signed-off-by: Jonathan Bakker <xc-racer2@xxxxxxx>
---
arch/arm/boot/dts/s5pv210-aries.dtsi | 68 +++++++++++++++++++++-------
1 file changed, 52 insertions(+), 16 deletions(-)

diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi
index 6683ecec905a..046366d58aa0 100644
--- a/arch/arm/boot/dts/s5pv210-aries.dtsi
+++ b/arch/arm/boot/dts/s5pv210-aries.dtsi
@@ -200,8 +200,6 @@
regulator-name = "VLCD_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
- /* Till we get panel driver */
- regulator-always-on;

regulator-state-mem {
regulator-off-in-suspend;
@@ -300,8 +298,6 @@
regulator-name = "VCC_3.0V_LCD";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
- /* Till we get panel driver */
- regulator-always-on;

regulator-state-mem {
regulator-off-in-suspend;
@@ -454,6 +450,39 @@
offset = <0x681c>; /* PS_HOLD_CONTROL */
value = <0x5200>;
};
+
+ spi_lcd: spi-gpio-0 {
+ compatible = "spi-gpio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sck-gpios = <&mp04 1 GPIO_ACTIVE_HIGH>;
+ mosi-gpios = <&mp04 3 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&mp01 1 GPIO_ACTIVE_HIGH>;
+ num-chipselects = <1>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&lcd_spi_pins>;
+
+ panel@0 {
+ compatible = "samsung,s6e63m0";
+ reg = <0>;
+ reset-gpios = <&mp05 5 GPIO_ACTIVE_LOW>;
+ vdd3-supply = <&ldo7_reg>;
+ vci-supply = <&ldo17_reg>;
+ spi-cs-high;
+ spi-max-frequency = <1200000>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&panel_rst>;
+
+ port {
+ lcd_ep: endpoint {
+ remote-endpoint = <&fimd_ep>;
+ };
+ };
+ };
+ };
};

&fimd {
@@ -464,18 +493,13 @@
samsung,invert-vden;
samsung,invert-vclk;

- display-timings {
- timing-0 {
- /* 480x800@60Hz */
- clock-frequency = <25628040>;
- hactive = <480>;
- vactive = <800>;
- hfront-porch = <16>;
- hback-porch = <16>;
- hsync-len = <2>;
- vfront-porch = <28>;
- vback-porch = <1>;
- vsync-len = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@3 {
+ reg = <3>;
+ fimd_ep: endpoint {
+ remote-endpoint = <&lcd_ep>;
};
};
};
@@ -600,6 +624,12 @@
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};

+ lcd_spi_pins: spi-lcd-pins {
+ samsung,pins = "mp01-1", "mp04-1", "mp04-3";
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
+
fg_i2c_pins: fg-i2c-pins {
samsung,pins = "mp05-0", "mp05-1";
samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
@@ -611,6 +641,12 @@
samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
+
+ panel_rst: panel-rst {
+ samsung,pins = "mp05-5";
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
};

&pwm {
--
2.20.1