[PATCH v3 5/7] ARM: dts: stm32: Add ltdc support on stm32f429 MCU

Yannick Fertre yannick.fertre at st.com
Mon Feb 20 16:08:39 UTC 2017


Add LTDC (Lcd-tft Display Controller) support.

Signed-off-by: Yannick Fertre <yannick.fertre at st.com>
---
 arch/arm/boot/dts/stm32f429.dtsi | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index e4dae0e..4cd8244 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -48,6 +48,8 @@
 #include "skeleton.dtsi"
 #include "armv7-m.dtsi"
 #include <dt-bindings/pinctrl/stm32f429-pinfunc.h>
+#include <dt-bindings/clock/stm32f4-clock.h>
+#include <dt-bindings/mfd/stm32f4-rcc.h>
 
 / {
 	clocks {
@@ -206,7 +208,7 @@
 			reg = <0x40007000 0x400>;
 		};
 
-		pin-controller {
+		pinctrl: pin-controller {
 			#address-cells = <1>;
 			#size-cells = <1>;
 			compatible = "st,stm32f429-pinctrl";
@@ -426,6 +428,21 @@
 			interrupts = <80>;
 			clocks = <&rcc 0 38>;
 		};
+
+		ltdc: display-controller at 40016800 {
+			compatible = "st,stm32-ltdc";
+			reg = <0x40016800 0x200>;
+			interrupts = <88>, <89>;
+			resets = <&rcc STM32F4_APB2_RESET(LTDC)>;
+			clocks = <&rcc 1 CLK_LCD>;
+			clock-names = "lcd";
+			status = "disabled";
+
+			port {
+				ltdc_out_rgb: endpoint {
+				};
+			};
+		};
 	};
 };
 
-- 
1.9.1



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