Thread (6 messages) 6 messages, 2 authors, 2025-08-28
STALE332d
Revisions (4)
  1. v1 [diff vs current]
  2. v2 current
  3. v3 [diff vs current]
  4. v4 [diff vs current]

[PATCH v2 2/3] arm64: dts: exynos: gs101: add CPU clocks

From: Tudor Ambarus <tudor.ambarus@linaro.org>
Date: 2025-08-27 12:59:52
Also in: linux-devicetree, linux-samsung-soc, lkml
Subsystem: arm/samsung s3c, s5p and exynos arm architectures, google tensor soc support, the rest · Maintainers: Krzysztof Kozlowski, Peter Griffin, Linus Torvalds

Add the GS101 CPU clocks exposed through the ACPM protocol.

Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
---
 arch/arm64/boot/dts/exynos/google/gs101.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index f00754692bbac39fd828ebd4ef7c269f746f2522..746b7d8ecdc90fd746015b8322924bac66c6e363 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -72,6 +72,7 @@ cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a55";
 			reg = <0x0000>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL0>;
 			enable-method = "psci";
 			cpu-idle-states = <&ananke_cpu_sleep>;
 			capacity-dmips-mhz = <250>;
@@ -82,6 +83,7 @@ cpu1: cpu@100 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a55";
 			reg = <0x0100>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL0>;
 			enable-method = "psci";
 			cpu-idle-states = <&ananke_cpu_sleep>;
 			capacity-dmips-mhz = <250>;
@@ -92,6 +94,7 @@ cpu2: cpu@200 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a55";
 			reg = <0x0200>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL0>;
 			enable-method = "psci";
 			cpu-idle-states = <&ananke_cpu_sleep>;
 			capacity-dmips-mhz = <250>;
@@ -102,6 +105,7 @@ cpu3: cpu@300 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a55";
 			reg = <0x0300>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL0>;
 			enable-method = "psci";
 			cpu-idle-states = <&ananke_cpu_sleep>;
 			capacity-dmips-mhz = <250>;
@@ -112,6 +116,7 @@ cpu4: cpu@400 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a76";
 			reg = <0x0400>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL1>;
 			enable-method = "psci";
 			cpu-idle-states = <&enyo_cpu_sleep>;
 			capacity-dmips-mhz = <620>;
@@ -122,6 +127,7 @@ cpu5: cpu@500 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a76";
 			reg = <0x0500>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL1>;
 			enable-method = "psci";
 			cpu-idle-states = <&enyo_cpu_sleep>;
 			capacity-dmips-mhz = <620>;
@@ -132,6 +138,7 @@ cpu6: cpu@600 {
 			device_type = "cpu";
 			compatible = "arm,cortex-x1";
 			reg = <0x0600>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL2>;
 			enable-method = "psci";
 			cpu-idle-states = <&hera_cpu_sleep>;
 			capacity-dmips-mhz = <1024>;
@@ -142,6 +149,7 @@ cpu7: cpu@700 {
 			device_type = "cpu";
 			compatible = "arm,cortex-x1";
 			reg = <0x0700>;
+			clocks = <&acpm_ipc CLK_ACPM_DVFS_CPUCL2>;
 			enable-method = "psci";
 			cpu-idle-states = <&hera_cpu_sleep>;
 			capacity-dmips-mhz = <1024>;
-- 
2.51.0.261.g7ce5a0a67e-goog

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