[PATCH 15/16] arm64: dts: rockchip: increase rga3 clock speed

Sven Püschel s.pueschel at pengutronix.de
Tue Oct 7 01:32:08 PDT 2025


Increase the RGA3 clock speed to get the maximal possible frames
per second. By default the core and axi clock is set to 375Mhz.

Signed-off-by: Sven Püschel <s.pueschel at pengutronix.de>
---
 arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
index 08885d9c19e0c104ab0f723ec161b83998cfb9c7..57e320267bb629893bb884bf4e8d6bbc22f8d628 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
@@ -1179,6 +1179,8 @@ rga3_core0: rga at fdb60000 {
 		interrupt-names = "rga3_core0_irq";
 		clocks = <&cru ACLK_RGA3_0>, <&cru HCLK_RGA3_0>, <&cru CLK_RGA3_0_CORE>;
 		clock-names = "aclk", "hclk", "sclk";
+		assigned-clocks = <&cru CLK_RGA3_0_CORE>, <&cru ACLK_RGA3_0>;
+		assigned-clock-rates = <800000000>, <800000000>;
 		resets = <&cru SRST_RGA3_0_CORE>, <&cru SRST_A_RGA3_0>, <&cru SRST_H_RGA3_0>;
 		reset-names = "core", "axi", "ahb";
 		power-domains = <&power RK3588_PD_RGA30>;
@@ -1202,6 +1204,8 @@ rga3_core1: rga at fdb70000 {
 		interrupt-names = "rga3_core1_irq";
 		clocks = <&cru ACLK_RGA3_1>, <&cru HCLK_RGA3_1>, <&cru CLK_RGA3_1_CORE>;
 		clock-names = "aclk", "hclk", "sclk";
+		assigned-clocks = <&cru CLK_RGA3_1_CORE>, <&cru ACLK_RGA3_1>;
+		assigned-clock-rates = <800000000>, <800000000>;
 		resets = <&cru SRST_RGA3_1_CORE>, <&cru SRST_A_RGA3_1>, <&cru SRST_H_RGA3_1>;
 		reset-names = "core", "axi", "ahb";
 		power-domains = <&power RK3588_PD_RGA31>;

-- 
2.51.0




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