[PATCH v1 2/2] ARM: dts: stm32: enable display on stm32mp157c-dk1 board

[Yannick Fertré]

Enable hdmi bridge sii9022 & display controller.

Signed-off-by: Yannick Fertré <yannick.fer...@st.com>
---
 arch/arm/boot/dts/stm32mp157a-dk1.dts | 56 +++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts 
b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 696a533..f483600 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -37,6 +37,14 @@
                };
        };
 
+       v1v2_hdmi: regulator-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "v3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+       };
+
        v3v3: regulator-3v3 {
                compatible = "regulator-fixed";
                regulator-name = "v3v3";
@@ -44,6 +52,14 @@
                regulator-max-microvolt = <3300000>;
                regulator-always-on;
        };
+
+       v3v3_hdmi: regulator-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "v3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+       };
 };
 
 &ethernet0 {
@@ -74,6 +90,32 @@
        status = "okay";
        /delete-property/dmas;
        /delete-property/dma-names;
+
+       hdmi-transmitter@39 {
+               compatible = "sil,sii9022";
+               reg = <0x39>;
+               iovcc-supply = <&v3v3_hdmi>;
+               cvcc12-supply = <&v1v2_hdmi>;
+               reset-gpios = <&gpioa 10 GPIO_ACTIVE_LOW>;
+               interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
+               interrupt-parent = <&gpiog>;
+               pinctrl-names = "default", "sleep";
+               pinctrl-0 = <&ltdc_pins_a>;
+               pinctrl-1 = <&ltdc_pins_sleep_a>;
+               status = "okay";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+                               sii9022_in: endpoint {
+                                       remote-endpoint = <&ltdc_ep0_out>;
+                               };
+                       };
+               };
+       };
 };
 
 &i2c4 {
@@ -96,6 +138,20 @@
        status = "okay";
 };
 
+&ltdc {
+       status = "okay";
+
+       port {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               ltdc_ep0_out: endpoint@0 {
+                       reg = <0>;
+                       remote-endpoint = <&sii9022_in>;
+               };
+       };
+};
+
 &rng1 {
        status = "okay";
 };
-- 
2.7.4