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Fri, 02 Jan 2026 02:48:58 -0800 (PST) Received: from LAPTOP-872M7T80.localdomain ([223.185.129.114]) by smtp.googlemail.com with ESMTPSA id d2e1a72fcca58-7ff7e48f30bsm40163878b3a.48.2026.01.02.02.48.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jan 2026 02:48:58 -0800 (PST) From: Akhila YS Date: Fri, 02 Jan 2026 10:48:50 +0000 Subject: [PATCH v2] dt-bindings: mtd: microchip,mchp23k256: convert to DT schema Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260102-nxp-v2-1-05f5dd947459@gmail.com> X-B4-Tracking: v=1; b=H4sIAJGiV2kC/1WMQQqDMBBFryKzbkoyNMV01XsUF0EnOlATSSRYJ HdvdOfyff57OySKTAlezQ6RMicOvgLeGugn60cSPFQGlKgVohF+W4TGJ6EZrHFooD6XSI63s/L pKk+c1hB/ZzSrY736WQkl7ENpR1K20rbvcbb8vfdhhq6U8geM7xDhlgAAAA== X-Change-ID: 20251229-nxp-526e29da9f29 To: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Akhila YS X-Mailer: b4 0.14.3 Convert Microchip 23K256 SPI SRAM MTD binding to YAML format. Signed-off-by: Akhila YS --- Changes in v2: - Removed "#address-cells" and "#size-cells" from the required, properties and example. - Changed description and title for yaml. - Link to v1: https://lore.kernel.org/r/20251229-nxp-v1-1-a415fe0080a8@gmail.com --- .../bindings/mtd/microchip,mchp23k256.txt | 18 -------- .../bindings/mtd/microchip,mchp23k256.yaml | 49 ++++++++++++++++++++++ 2 files changed, 49 insertions(+), 18 deletions(-) diff --git a/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.txt b/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.txt deleted file mode 100644 index 7328eb92a03c..000000000000 --- a/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.txt +++ /dev/null @@ -1,18 +0,0 @@ -* MTD SPI driver for Microchip 23K256 (and similar) serial SRAM - -Required properties: -- #address-cells, #size-cells : Must be present if the device has sub-nodes - representing partitions. -- compatible : Must be one of "microchip,mchp23k256" or "microchip,mchp23lcv1024" -- reg : Chip-Select number -- spi-max-frequency : Maximum frequency of the SPI bus the chip can operate at - -Example: - - spi-sram@0 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "microchip,mchp23k256"; - reg = <0>; - spi-max-frequency = <20000000>; - }; diff --git a/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.yaml b/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.yaml new file mode 100644 index 000000000000..e928d375ae81 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/microchip,mchp23k256.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/microchip,mchp23k256.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip 23K256 SPI SRAM + +maintainers: + - Richard Weinberger + +description: + The Microchip 23K256 is a 256 Kbit (32 Kbyte) serial SRAM with an + SPI interface,supporting clock frequencies up to 20 MHz. It features + a 32-byte page size for writes and supports byte, page, and + sequential access modes. + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + enum: + - microchip,mchp23k256 + - microchip,mchp23lcv1024 + + reg: + maxItems: 1 + +required: + - reg + - compatible + - spi-max-frequency + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + sram@0 { + compatible = "microchip,mchp23k256"; + reg = <0>; + spi-max-frequency = <20000000>; + }; + }; +... --- base-commit: cc3aa43b44bdb43dfbac0fcb51c56594a11338a8 change-id: 20251229-nxp-526e29da9f29 Best regards, -- Akhila YS