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[60.250.196.139]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-207946d64dfsm89106425ad.134.2024.09.19.23.37.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Sep 2024 23:37:56 -0700 (PDT) From: Hui-Ping Chen To: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, esben@geanix.com Cc: linux-arm-kernel@lists.infradead.org, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Hui-Ping Chen , Krzysztof Kozlowski Subject: [PATCH v5 1/2] dt-bindings: mtd: nuvoton,ma35d1-nand: add new bindings Date: Fri, 20 Sep 2024 06:37:48 +0000 Message-Id: <20240920063749.475604-2-hpchen0nvt@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240920063749.475604-1-hpchen0nvt@gmail.com> References: <20240920063749.475604-1-hpchen0nvt@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240919_233757_957150_7F67AFEC X-CRM114-Status: GOOD ( 11.07 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Add dt-bindings for the Nuvoton MA35 SoC NAND Controller. Signed-off-by: Hui-Ping Chen Reviewed-by: Krzysztof Kozlowski --- .../bindings/mtd/nuvoton,ma35d1-nand.yaml | 93 +++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml diff --git a/Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml b/Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml new file mode 100644 index 000000000000..a8a549644c98 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/nuvoton,ma35d1-nand.yaml @@ -0,0 +1,93 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/nuvoton,ma35d1-nand.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton MA35D1 NAND Flash Interface (NFI) Controller + +maintainers: + - Hui-Ping Chen + +allOf: + - $ref: nand-controller.yaml# + +properties: + compatible: + enum: + - nuvoton,ma35d1-nand-controller + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +patternProperties: + "^nand@[a-f0-9]$": + type: object + $ref: raw-nand-chip.yaml + properties: + nand-ecc-step-size: + enum: [512, 1024] + + nand-ecc-strength: + enum: [8, 12, 24] + + required: + - nand-ecc-step-size + - nand-ecc-strength + + unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + nand-controller@401A0000 { + compatible = "nuvoton,ma35d1-nand-controller"; + reg = <0x0 0x401A0000 0x0 0x1000>; + interrupts = ; + clocks = <&clk NAND_GATE>; + #address-cells = <1>; + #size-cells = <0>; + + nand@0 { + reg = <0>; + + nand-on-flash-bbt; + nand-ecc-step-size = <512>; + nand-ecc-strength = <8>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + uboot@0 { + label = "nand-uboot"; + read-only; + reg = <0x0 0x300000>; + }; + }; + }; + }; + }; + +... -- 2.25.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/