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-rw-r--r--Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml18
1 files changed, 16 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml b/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
index 4cb75a5f2e3a..cd62968426fb 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
@@ -33,8 +33,11 @@ properties:
backlight: true
+ spi-cpha: true
+
+ spi-cpol: true
+
spi-max-frequency:
- $ref: /schemas/types.yaml#/definitions/uint32
description: inherited as a SPI client node, the datasheet specifies
maximum 300 ns minimum cycle which gives around 3 MHz max frequency
maximum: 3000000
@@ -44,6 +47,9 @@ properties:
required:
- compatible
- reg
+ - spi-cpha
+ - spi-cpol
+ - port
additionalProperties: false
@@ -52,15 +58,23 @@ examples:
#include <dt-bindings/gpio/gpio.h>
spi {
+ compatible = "spi-gpio";
+ sck-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
+ miso-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
+ mosi-gpios = <&gpio 2 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
+ num-chipselects = <1>;
#address-cells = <1>;
#size-cells = <0>;
panel@0 {
compatible = "samsung,lms397kf04";
spi-max-frequency = <3000000>;
+ spi-cpha;
+ spi-cpol;
reg = <0>;
vci-supply = <&lcd_3v0_reg>;
vccio-supply = <&lcd_1v8_reg>;
- reset-gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
+ reset-gpios = <&gpio 4 GPIO_ACTIVE_LOW>;
backlight = <&ktd259>;
port {