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([178.197.222.97]) by smtp.gmail.com with ESMTPSA id l2-20020a05600c4f0200b00412a31d2e2asm13435026wmq.32.2024.03.12.12.04.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Mar 2024 12:04:14 -0700 (PDT) From: Krzysztof Kozlowski To: Krzysztof Kozlowski , Rob Herring , Conor Dooley , Alim Akhtar , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: [PATCH] dt-bindings: memory-controllers: add Samsung S5Pv210 SoC DMC Date: Tue, 12 Mar 2024 20:03:48 +0100 Message-Id: <20240312190348.724361-1-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Document bindings for the S5Pv210 SoC DMC memory controller, already used in DTS and Linux CPU frequency scaling driver. The binding looks quite empty and is most likely incomplete, but the platform is so old that no one expects any effort on this, except documenting what is in DTS. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Rob Herring --- .../samsung,s5pv210-dmc.yaml | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/memory-controllers/samsung,s5pv210-dmc.yaml diff --git a/Documentation/devicetree/bindings/memory-controllers/samsung,s5pv210-dmc.yaml b/Documentation/devicetree/bindings/memory-controllers/samsung,s5pv210-dmc.yaml new file mode 100644 index 000000000000..c0e47055f28c --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/samsung,s5pv210-dmc.yaml @@ -0,0 +1,33 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/memory-controllers/samsung,s5pv210-dmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5Pv210 SoC Dynamic Memory Controller + +maintainers: + - Krzysztof Kozlowski + +description: + Dynamic Memory Controller interfaces external JEDEC DDR-type SDRAM. + +properties: + compatible: + const: samsung,s5pv210-dmc + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + memory-controller@f0000000 { + compatible = "samsung,s5pv210-dmc"; + reg = <0xf0000000 0x1000>; + };