From: Tudor Ambarus <tudor.ambarus@linaro.org>
Date: Fri, 7 Feb 2025 15:56:45 +0000 (+0000)
Subject: arm64: dts: exynos: gs101: add ACPM protocol node
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=f64fdd3c592dfb45d9c2be4b2506230467ebd27a;p=users%2Fjedix%2Flinux-maple.git

arm64: dts: exynos: gs101: add ACPM protocol node

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>
Link: https://lore.kernel.org/r/20250207-gs101-acpm-dt-v4-3-230ba8663a2d@linaro.org
[krzysztof: correct alphabetical node placement]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---

diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 09252c4e6da45..d2db0edffaf4f 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -196,6 +196,14 @@
 		clock-output-names = "ext-200m";
 	};
 
+	firmware {
+		acpm_ipc: power-management {
+			compatible = "google,gs101-acpm-ipc";
+			mboxes = <&ap2apm_mailbox>;
+			shmem = <&apm_sram>;
+		};
+	};
+
 	pmu-0 {
 		compatible = "arm,cortex-a55-pmu";
 		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH &ppi_cluster0>;