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([2001:19f0:ac00:4eb8:5400:5ff:fe30:7df3]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-223504dc3b7sm90597735ad.173.2025.03.04.00.36.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 00:36:32 -0800 (PST) From: Longbin Li To: Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Chen Wang , Inochi Amaoto Cc: Longbin Li , linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, sophgo@lists.linux.dev Subject: [PATCH v2 1/2] dt-bindings: spi: add SG2044 SPI NOR controller driver Date: Tue, 4 Mar 2025 16:35:42 +0800 Message-ID: <20250304083548.10101-2-looong.bin@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250304083548.10101-1-looong.bin@gmail.com> References: <20250304083548.10101-1-looong.bin@gmail.com> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add SPI NOR driver for SG2044, including read, write operations. Signed-off-by: Longbin Li --- .../bindings/spi/spi-sg2044-nor.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/spi-sg2044-nor.yaml -- 2.48.1 diff --git a/Documentation/devicetree/bindings/spi/spi-sg2044-nor.yaml b/Documentation/devicetree/bindings/spi/spi-sg2044-nor.yaml new file mode 100644 index 000000000000..948ff7a09643 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-sg2044-nor.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/spi-sg2044-nor.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SG2044 SPI NOR controller + +maintainers: + - Longbin Li + +allOf: + - $ref: spi-controller.yaml# + +properties: + compatible: + const: sophgo,sg2044-spifmc-nor + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - interrupts + - resets + +unevaluatedProperties: false + +examples: + - | + #include + + spi@1000000 { + compatible = "sophgo,sg2044-spifmc-nor"; + reg = <0x1000000 0x4000000>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clk 0>; + interrupts = <37 IRQ_TYPE_LEVEL_HIGH>; + resets = <&rst 0>; + };