[PATCH v2 2/4] ARM: dts: rockchip: Add CPU resets for RK3128

Alex Bee knaerzche at gmail.com
Tue Aug 29 14:40:05 PDT 2023


In order to support bring-up of the non-boot cores, this patch adds the
reset controls for the cpu cores.
They are required/will be used by the Rockchip platsmp driver.

Signed-off-by: Alex Bee <knaerzche at gmail.com>
---
 arch/arm/boot/dts/rockchip/rk3128.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index 3a0856973795..2778049003a1 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -34,6 +34,7 @@ cpu0: cpu at f00 {
 			reg = <0xf00>;
 			clock-latency = <40000>;
 			clocks = <&cru ARMCLK>;
+			resets = <&cru SRST_CORE0>;
 			operating-points = <
 				/* KHz    uV */
 				 816000 1000000
@@ -45,18 +46,21 @@ cpu1: cpu at f01 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a7";
 			reg = <0xf01>;
+			resets = <&cru SRST_CORE1>;
 		};
 
 		cpu2: cpu at f02 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a7";
 			reg = <0xf02>;
+			resets = <&cru SRST_CORE2>;
 		};
 
 		cpu3: cpu at f03 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a7";
 			reg = <0xf03>;
+			resets = <&cru SRST_CORE3>;
 		};
 	};
 
-- 
2.42.0




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