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Mon, 13 Apr 2026 07:52:31 -0700 (PDT) Received: from [127.0.1.1] ([94.4.195.193]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-488d5344e28sm323015825e9.7.2026.04.13.07.52.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Apr 2026 07:52:31 -0700 (PDT) From: Alexey Klimov Date: Mon, 13 Apr 2026 15:52:30 +0100 Subject: [PATCH] arm64: dts: exynos850: Add SRAM node Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260413-exynos850_sram-v1-1-7fda5b7fb7d4@linaro.org> X-B4-Tracking: v=1; b=H4sIAC0D3WkC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIzMDE0Nj3dSKyrz8YgtTg/jiosRc3eREQyMDgyRLy1QLIyWgpoKi1LTMCrC B0bG1tQCLfvyjYAAAAA== X-Change-ID: 20260413-exynos850_sram-ca1200b99e82 To: Sam Protsenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Alexey Klimov X-Mailer: b4 0.14.3 SRAM is used by the ACPM protocol to retrieve the ACPM channels information and configuration data. Add the SRAM node. Signed-off-by: Alexey Klimov --- arch/arm64/boot/dts/exynos/exynos850.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynos850.dtsi b/arch/arm64/boot/dt= s/exynos/exynos850.dtsi index cb55015c8dce..cf4a6168846c 100644 --- a/arch/arm64/boot/dts/exynos/exynos850.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi @@ -910,6 +910,14 @@ spi_2: spi@11d20000 { }; }; }; + + apm_sram: sram@2039000 { + compatible =3D "mmio-sram"; + reg =3D <0x0 0x2039000 0x40000>; + #address-cells =3D <1>; + #size-cells =3D <1>; + ranges =3D <0x0 0x0 0x2039000 0x40000>; + }; }; =20 #include "exynos850-pinctrl.dtsi" --- base-commit: 66672af7a095d89f082c5327f3b15bc2f93d558e change-id: 20260413-exynos850_sram-ca1200b99e82 Best regards, --=20 Alexey Klimov