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[v2,1/4] arm64: dts: exynos: gs101: add SRAM node

Message ID 20241212-b4-acpm-v4-upstream-dts-v2-1-91b7a6f6d0b0@linaro.org
State Superseded
Headers show
Series arm64: exynos: gs101: add ACPM related nodes | expand

Commit Message

Tudor Ambarus Dec. 12, 2024, 4 p.m. UTC 
SRAM is used by the ACPM protocol to retrieve the ACPM channels
information, which includes the TX/RX rings among other channel
configuration data. Add the SRAM node.

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 302c5beb224a..1441e9a252c2 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -269,6 +269,14 @@  bldr_log_hist_reserved: bldr-log-hist-reserved@fd900000 {
 		};
 	};
 
+	apm_sram: sram@2039000 {
+		compatible = "mmio-sram";
+		reg = <0x0 0x2039000 0x40000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x0 0x0 0x2039000 0x40000>;
+	};
+
 	soc: soc@0 {
 		compatible = "simple-bus";
 		#address-cells = <1>;