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Mon, 11 Aug 2025 15:48:09 -0700 (PDT) Received: from localhost.localdomain ([2a0d:e487:224f:9b35:8c56:5611:71e6:ca77]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-459dbba5210sm343678175e9.2.2025.08.11.15.48.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Aug 2025 15:48:08 -0700 (PDT) From: Jihed Chaibi To: linux-kernel@vger.kernel.org Cc: peter.ujfalusi@gmail.com, dmitry.torokhov@gmail.com, robh@kernel.org, krzk+dt@kernel.org, lgirdwood@gmail.com, tiwai@suse.com, conor+dt@kernel.org, lee@kernel.org, ukleinek@kernel.org, broonie@kernel.org, gregkh@linuxfoundation.org, linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-pwm@vger.kernel.org, linux-sound@vger.kernel.org, linux-usb@vger.kernel.org, shuah@kernel.org, jihed.chaibi.dev@gmail.com Subject: [PATCH 5/8] pwm: dt-bindings: ti,twl-pwm: convert to DT schema Date: Tue, 12 Aug 2025 00:47:36 +0200 Message-Id: <20250811224739.53869-6-jihed.chaibi.dev@gmail.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250811224739.53869-1-jihed.chaibi.dev@gmail.com> References: <20250811224739.53869-1-jihed.chaibi.dev@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Convert the legacy TXT binding for the TWL-family PWM controller to the modern YAML DT schema format. This adds formal validation and improves documentation by inheriting from the base pwm schema. Signed-off-by: Jihed Chaibi --- .../devicetree/bindings/pwm/ti,twl-pwm.txt | 17 ------- .../devicetree/bindings/pwm/ti,twl-pwm.yaml | 46 +++++++++++++++++++ 2 files changed, 46 insertions(+), 17 deletions(-) delete mode 100644 Documentation/devicetree/bindings/pwm/ti,twl-pwm.txt create mode 100644 Documentation/devicetree/bindings/pwm/ti,twl-pwm.yaml diff --git a/Documentation/devicetree/bindings/pwm/ti,twl-pwm.txt b/Documentation/devicetree/bindings/pwm/ti,twl-pwm.txt deleted file mode 100644 index d97ca1964..000000000 --- a/Documentation/devicetree/bindings/pwm/ti,twl-pwm.txt +++ /dev/null @@ -1,17 +0,0 @@ -Texas Instruments TWL series PWM drivers - -Supported PWMs: -On TWL4030 series: PWM1 and PWM2 -On TWL6030 series: PWM0 and PWM1 - -Required properties: -- compatible: "ti,twl4030-pwm" or "ti,twl6030-pwm" -- #pwm-cells: should be 2. See pwm.yaml in this directory for a description of - the cells format. - -Example: - -twl_pwm: pwm { - compatible = "ti,twl6030-pwm"; - #pwm-cells = <2>; -}; diff --git a/Documentation/devicetree/bindings/pwm/ti,twl-pwm.yaml b/Documentation/devicetree/bindings/pwm/ti,twl-pwm.yaml new file mode 100644 index 000000000..5bbbdc13a --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/ti,twl-pwm.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/ti,twl-pwm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments TWL4030/TWL6030 family PWM controller + +maintainers: + - Peter Ujfalusi + +description: | + Bindings for the following PWM controllers : + TWL4030 series: PWMA and PWMB (connected to LEDA and LEDB terminals) + TWL6030 series: LED PWM (mainly used as charging indicator LED) + +allOf: + - $ref: /schemas/pwm/pwm.yaml# + +properties: + compatible: + enum: + - ti,twl4030-pwm + - ti,twl6030-pwm + + '#pwm-cells': + const: 2 + +required: + - compatible + - '#pwm-cells' + +unevaluatedProperties: false + +examples: + - | + pwm { + compatible = "ti,twl4030-pwm"; + #pwm-cells = <2>; + }; + + - | + pwm { + compatible = "ti,twl6030-pwm"; + #pwm-cells = <2>; + }; -- 2.39.5