From: ryan_chen Date: Mon, 16 May 2022 14:48:58 +0800 Subject: [PATCH v3 1/3] dt-bindings: i2c-ast2600: Add bindings for AST2600 i2C global register controller In-Reply-To: <20220516064900.30517-1-ryan_chen@aspeedtech.com> References: <20220516064900.30517-1-ryan_chen@aspeedtech.com> Message-ID: <20220516064900.30517-2-ryan_chen@aspeedtech.com> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit AST2600 I2C global register controller, add bindings document to support driver of i2c global register set Signed-off-by: ryan_chen --- .../i2c/aspeed,i2c-ast2600-global.ymal | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.ymal diff --git a/Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.ymal b/Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.ymal new file mode 100644 index 000000000000..d92a0878d03b --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/aspeed,i2c-ast2600-global.ymal @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/aspeed,i2c-ast2600-global.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: AST2600 I2C Global Register on the AST26XX SoCs Device Tree Bindings + +maintainers: + - Ryan Chen + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + enum: + - aspeed,ast2600-i2c-global + + reg: + minItems: 1 + items: + - description: address offset and range of bus + - description: address offset and range of bus buffer + + resets: + maxItems: 1 + +required: + - reg + - compatible + - resets + +unevaluatedProperties: false + +examples: + - | + #include + + i2c_gr: i2c-global-regs at 0 { + compatible = "aspeed,ast2600-i2c-global", "syscon"; + reg = <0x0 0x20>; + resets = <&syscon ASPEED_RESET_I2C>; + }; -- 2.17.1