[PATCH v6 4/5] arm64: dts: st: add video decoder support to stm32mp255

From: Hugues Fruchet
Date: Tue Jan 09 2024 - 03:53:30 EST


Add VDEC hardware video decoder support to STM32MP255.

Signed-off-by: Hugues Fruchet <hugues.fruchet@xxxxxxxxxxx>
---
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 @@ ck_icn_ls_mcu: ck-icn-ls-mcu {
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>;
+ };
+ };
+ };
};
--
2.25.1