[PATCH v4 3/4] arm64: dts: exynos: gs101: add ACPM protocol node
From: Tudor Ambarus <tudor.ambarus@linaro.org>
Date: 2025-02-07 15:56:50
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 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(+)
diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 25ba262e3b3c..cc97c08fa9b2 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>;
--
2.48.1.502.g6dc24dfdaf-goog