Thread (44 messages) 44 messages, 8 authors, 2025-06-24

Re: [PATCH 1/4] arm64: dts: rockchip: list all CPU supplies on ArmSoM Sige5

From: Diederik de Haas <hidden>
Date: 2025-06-05 11:18:23
Also in: linux-arm-kernel, linux-rockchip, lkml

On Tue Jun 3, 2025 at 7:01 PM CEST, Alexey Charkov wrote:
quoted hunk ↗ jump to hunk
List both CPU supply regulators which drive the little and big CPU
clusters, respectively, so that cpufreq can pick them up.

Signed-off-by: Alexey Charkov <alchark@gmail.com>
---
 .../boot/dts/rockchip/rk3576-armsom-sige5.dts      | 28 ++++++++++++++++++++++
 1 file changed, 28 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts b/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts
index b09e789c75c47fec7cf7e9810ab0dcca32d9404a..d9c129be55a0d997e04e6d677cdc98fb50353418 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts
@@ -207,6 +207,22 @@ vcc_3v3_ufs_s0: regulator-vcc-ufs-s0 {
 	};
 };
 
+&cpu_b0 {
+	cpu-supply = <&vdd_cpu_big_s0>;
+};
+
+&cpu_b1 {
+	cpu-supply = <&vdd_cpu_big_s0>;
+};
+
+&cpu_b2 {
+	cpu-supply = <&vdd_cpu_big_s0>;
+};
+
+&cpu_b3 {
+	cpu-supply = <&vdd_cpu_big_s0>;
+};
+
 &combphy0_ps {
 	status = "okay";
 };
The &cpu_bN nodes should come after the &combphy0_ps node.

Cheers,
  Diederik
quoted hunk ↗ jump to hunk
@@ -215,6 +231,18 @@ &cpu_l0 {
 	cpu-supply = <&vdd_cpu_lit_s0>;
 };
 
+&cpu_l1 {
+	cpu-supply = <&vdd_cpu_lit_s0>;
+};
+
+&cpu_l2 {
+	cpu-supply = <&vdd_cpu_lit_s0>;
+};
+
+&cpu_l3 {
+	cpu-supply = <&vdd_cpu_lit_s0>;
+};
+
 &gmac0 {
 	phy-mode = "rgmii-id";
 	clock_in_out = "output";
  

Attachments

Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help