From d96a6119e332f4ae5cdd55698da68d372aede2d0 Mon Sep 17 00:00:00 2001
From: Hugues Fruchet <hugues.fruchet@foss.st.com>
Date: Wed, 10 Jan 2024 11:46:41 +0100
Subject: [PATCH] media: arm64: dts: st: add video decoder support to
 stm32mp255

Add VDEC hardware video decoder support to STM32MP255.

Signed-off-by: Hugues Fruchet <hugues.fruchet@foss.st.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
---
 arch/arm64/boot/dts/st/stm32mp251.dtsi |  6 ++++++
 arch/arm64/boot/dts/st/stm32mp255.dtsi | 10 ++++++++++
 2 files changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 96859d098ef8..8fc7e9199499 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -52,6 +52,12 @@
 			compatible = "fixed-clock";
 			clock-frequency = <200000000>;
 		};
+
+		ck_icn_p_vdec: ck-icn-p-vdec {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <200000000>;
+		};
 	};
 
 	firmware {
diff --git a/arch/arm64/boot/dts/st/stm32mp255.dtsi b/arch/arm64/boot/dts/st/stm32mp255.dtsi
index e6fa596211f5..aea5096dac3c 100644
--- a/arch/arm64/boot/dts/st/stm32mp255.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp255.dtsi
@@ -6,4 +6,14 @@
 #include "stm32mp253.dtsi"
 
 / {
+	soc@0 {
+		rifsc: rifsc-bus@42080000 {
+			vdec: vdec@480d0000 {
+				compatible = "st,stm32mp25-vdec";
+				reg = <0x480d0000 0x3c8>;
+				interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&ck_icn_p_vdec>;
+			};
+		};
+	};
 };