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[RESEND,v1,6/8] arm64: dts: st: add ltdc support on stm32mp251

Message ID 20231221124339.420119-7-raphael.gallais-pou@foss.st.com (mailing list archive)
State New, archived
Headers show
Series Introduce STM32 LVDS driver | expand

Commit Message

Raphael Gallais-Pou Dec. 21, 2023, 12:43 p.m. UTC 
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.

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

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 93bc8a8908ce..064077e98dfd 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -212,6 +212,18 @@  i2c8: i2c@46040000 {
 				status = "disabled";
 			};
 
+			ltdc: display-controller@48010000 {
+				compatible = "st,stm32-ltdc";
+				reg = <0x48010000 0x400>;
+				st,syscon = <&syscfg>;
+				interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>,
+					<GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&rcc CK_BUS_LTDC>, <&rcc CK_KER_LTDC>;
+				clock-names = "bus", "lcd";
+				resets = <&rcc LTDC_R>;
+				status = "disabled";
+			};
+
 			sdmmc1: mmc@48220000 {
 				compatible = "st,stm32mp25-sdmmc2", "arm,pl18x", "arm,primecell";
 				arm,primecell-periphid = <0x00353180>;