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[220.246.252.84]) by smtp.gmail.com with ESMTPSA id a3-20020a170902900300b00189393ab02csm3747958plp.99.2023.01.17.05.47.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Jan 2023 05:48:01 -0800 (PST) From: Jianhua Lu To: Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Helge Deller Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-fbdev@vger.kernel.org, Jianhua Lu Subject: [PATCH v4 2/2] dt-bindings: leds: backlight: Add Kinetic KTZ8866 backlight Date: Tue, 17 Jan 2023 21:47:42 +0800 Message-Id: <20230117134742.23238-2-lujianhua000@gmail.com> X-Mailer: git-send-email 2.38.2 In-Reply-To: <20230117134742.23238-1-lujianhua000@gmail.com> References: <20230117134742.23238-1-lujianhua000@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1755277968883968317?= X-GMAIL-MSGID: =?utf-8?q?1755277968883968317?= Add Kinetic KTZ8866 backlight binding documentation. Signed-off-by: Jianhua Lu --- Changes in v2: - Remove "items" between "compatible" and "const: kinetic,ktz8866" - Change "additionalProperties" to "unevaluatedProperties" Changes in v3: - Add Krzysztof's R-b Changes in v4: - Drop Krzysztof's R-b - Add some new properties .../leds/backlight/kinetic,ktz8866.yaml | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml diff --git a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml new file mode 100644 index 000000000000..18571d69accb --- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/backlight/kinetic,ktz8866.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Kinetic Technologies KTZ8866 backlight + +maintainers: + - Jianhua Lu + +description: | + The Kinetic Technologies KTZ8866 is a high efficiency 6-sinks led backlight + with dual lcd bias power. + https://www.kinet-ic.com/ktz8866/ + +allOf: + - $ref: common.yaml# + +properties: + compatible: + const: kinetic,ktz8866 + + current-num-sinks: + description: Number of LED current sinks. + + current-ramping-time: + description: LED current ramping time. + + led-ramping-time: + description: LED on/off ramping time. + + enable-lcd-bias: + description: Set if we want to output bias power supply for LCD. + type: boolean + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + backlight { + compatible = "kinetic,ktz8866"; + + pinctrl-names = "default"; + pinctrl-0 = <&bl_en_default>; + + current-num-sinks = <5>; + current-ramping-time = <128>; + led-ramping-time = <1>; + enable-lcd-bias; + };