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[v3,3/4] arm64: dts: exynos: gs101: add ACPM protocol node

Message ID 20241220-gs101-acpm-dt-v3-3-642d64daa5d1@linaro.org (mailing list archive)
State New
Headers show
Series arm64: exynos: gs101: add ACPM related nodes | expand

Commit Message

Tudor Ambarus Dec. 20, 2024, 2:45 p.m. UTC 
Add the ACPM protocol node. ACPM protocol provides interface for all
the client drivers making use of the features offered by the
Active Power Management (APM) module.

Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
---
 arch/arm64/boot/dts/exynos/google/gs101.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 6947dd081a0e..681ea775ba54 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -277,6 +277,14 @@  apm_sram: sram@2039000 {
 		ranges = <0x0 0x0 0x2039000 0x40000>;
 	};
 
+	firmware {
+		acpm_ipc: power-management {
+			compatible = "google,gs101-acpm-ipc";
+			mboxes = <&ap2apm_mailbox>;
+			shmem = <&apm_sram>;
+		};
+	};
+
 	soc: soc@0 {
 		compatible = "simple-bus";
 		#address-cells = <1>;