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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Daniel Lezcano Cc: linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, netdev@vger.kernel.org, linux-pwm@vger.kernel.org, Alexey Charkov X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1744791712; l=3424; i=alchark@gmail.com; s=20250416; h=from:subject:message-id; bh=rLGOiAxFmtYr1z3EibKMzDrgcDWDiyp5KqoWHiu8Zvk=; b=AvOr1yeaqVjcM1b5V5n4K1CJRJqYHkLcBKvJWXi7s5DMJOf09NZaw6K648Ll8yfbyrTB3ZFZD 6i4O11iiDG5Ajw3JEeQqkInw/fcubjZaW+5LjzieHsw4wBG6FC/ToiH X-Developer-Key: i=alchark@gmail.com; a=ed25519; pk=ltKbQzKLTJPiDgPtcHxdo+dzFthCCMtC3V9qf7+0rkc= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250416_012158_400077_D3244241 X-CRM114-Status: GOOD ( 17.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Rewrite the textual description for the WonderMedia I2C controller as YAML schema, and switch the filename to follow the compatible string. The controller only supports two bus speeds (100kHz and 400kHz) so restrict clock-frequency values accordingly. Signed-off-by: Alexey Charkov --- Documentation/devicetree/bindings/i2c/i2c-wmt.txt | 24 ----------- .../devicetree/bindings/i2c/wm,wm8505-i2c.yaml | 47 ++++++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 48 insertions(+), 25 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-wmt.txt b/Documentation/devicetree/bindings/i2c/i2c-wmt.txt deleted file mode 100644 index 94a425eaa6c78bc9e3136ae7055b51635baf16ca..0000000000000000000000000000000000000000 --- a/Documentation/devicetree/bindings/i2c/i2c-wmt.txt +++ /dev/null @@ -1,24 +0,0 @@ -* Wondermedia I2C Controller - -Required properties : - - - compatible : should be "wm,wm8505-i2c" - - reg : Offset and length of the register set for the device - - interrupts : where IRQ is the interrupt number - - clocks : phandle to the I2C clock source - -Optional properties : - - - clock-frequency : desired I2C bus clock frequency in Hz. - Valid values are 100000 and 400000. - Default to 100000 if not specified, or invalid value. - -Example : - - i2c_0: i2c@d8280000 { - compatible = "wm,wm8505-i2c"; - reg = <0xd8280000 0x1000>; - interrupts = <19>; - clocks = <&clki2c0>; - clock-frequency = <400000>; - }; diff --git a/Documentation/devicetree/bindings/i2c/wm,wm8505-i2c.yaml b/Documentation/devicetree/bindings/i2c/wm,wm8505-i2c.yaml new file mode 100644 index 0000000000000000000000000000000000000000..e498ce47b885203fcfe233b946f987abdac6784a --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/wm,wm8505-i2c.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/wm,wm8505-i2c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: I2C Controller on WonderMedia WM8505 and related SoCs + +maintainers: + - Alexey Charkov + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + const: wm,wm8505-i2c + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-frequency: + enum: [100000, 400000] + +required: + - compatible + - reg + - interrupts + - clocks + +unevaluatedProperties: false + +examples: + - | + i2c_0: i2c@d8280000 { + compatible = "wm,wm8505-i2c"; + reg = <0xd8280000 0x1000>; + interrupts = <19>; + clocks = <&clki2c0>; + clock-frequency = <400000>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 96b82704950184bd71623ff41fc4df31e4c7fe87..c5195a98b15a39583d337fb6310b80432b0f6922 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3427,7 +3427,7 @@ M: Alexey Charkov M: Krzysztof Kozlowski L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Odd Fixes -F: Documentation/devicetree/bindings/i2c/i2c-wmt.txt +F: Documentation/devicetree/bindings/i2c/wm,wm8505-i2c.yaml F: arch/arm/boot/dts/vt8500/ F: arch/arm/mach-vt8500/ F: drivers/clocksource/timer-vt8500.c -- 2.49.0