[PATCH v2 09/13] arm64: dts: st: add ltdc support on stm32mp251

[Raphael Gallais-Pou]

The LCD-TFT Display Controller (LTDC) handles display composition,
scaling and rotation.  It provides a parallel digital RGB flow to be
used by display interfaces.

Add the LTDC node.

Signed-off-by: Raphael Gallais-Pou <raphael.gallais-...@foss.st.com>
---
 arch/arm64/boot/dts/st/stm32mp251.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi 
b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 
8d87865850a7a6e8095c36acdef83c8e3a73ae54..6e8f76aa4680d5c253bae882edc455f4e95413f3
 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -1052,6 +1052,18 @@ dcmipp: dcmipp@48030000 {
                                status = "disabled";
                        };
 
+                       ltdc: display-controller@48010000 {
+                               compatible = "st,stm32mp251-ltdc";
+                               reg = <0x48010000 0x400>;
+                               interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>,
+                                       <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&rcc CK_KER_LTDC>, <&rcc CK_BUS_LTDC>;
+                               clock-names = "lcd", "bus";
+                               resets = <&rcc LTDC_R>;
+                               access-controllers = <&rifsc 80>;
+                               status = "disabled";
+                       };
+
                        combophy: phy@480c0000 {
                                compatible = "st,stm32mp25-combophy";
                                reg = <0x480c0000 0x1000>;

-- 
2.25.1