From mboxrd@z Thu Jan 1 00:00:00 1970 From: gyungoh@gmail.com Subject: [RESUBMIT PATCH v7 4/9] devicetree: backlight: Add new SKY81452 backlight binding Date: Mon, 17 Nov 2014 17:33:05 +0900 Message-ID: <1416213190-20935-5-git-send-email-jack.yoo@skyworksinc.com> References: <1416213190-20935-1-git-send-email-jack.yoo@skyworksinc.com> Return-path: In-Reply-To: <1416213190-20935-1-git-send-email-jack.yoo@skyworksinc.com> Sender: linux-kernel-owner@vger.kernel.org To: sameo@linux.intel.com, lee.jones@linaro.org, jg1.han@samsung.com, cooloney@gmail.com, broonie@kernel.org, lgirdwood@gmail.com Cc: jack.yoo@skyworksinc.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, grant.likely@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, pawel.moll@arm.com, heiko@sntech.de, jason@lakedaemon.net, shawn.guo@freescale.com, treding@nvidia.com, florian.vaussard@epfl.ch, trivial@kernel.org, linux@roeck-us.net, andrew@lunn.ch, jic23@kernel.org List-Id: devicetree@vger.kernel.org From: Gyungoh Yoo Signed-off-by: Gyungoh Yoo --- Changes v7: Nothing Changes v6: Nothing Changes v5: Nothing Changes v4: Nothing Changes v3: Nothing Changes v2: Added reg attribute for I2C slave address .../video/backlight/sky81452-backlight.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt diff --git a/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt new file mode 100644 index 0000000..2c2d947 --- /dev/null +++ b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt @@ -0,0 +1,24 @@ +SKY81452-backlight bindings + +Required properties: +- compatible : Must be "skyworks,sky81452-backlight" + +Optional properties: +- name : Name of backlight device. Default is 'lcd-backlight'. +- gpio-enable : GPIO to use to EN pin. +- enable : Enable mask for current sink channel 1 to 6. +- ignore-pwm : Ignore both PWM input +- dpwm-mode : Enable DPWM dimming mode, otherwise Analog dimming mode +- phase-shift : Enable phase shift mode +- ovp-level : Over-voltage protection level. Should be between 14 or 28V. +- short-detection-threshold : It should be one of 4, 5, 6 and 7V. +- boost-current-limit : It should be one of 800, 1100 and 1500mA. + +Example: + + backlight { + compatible = "skyworks,sky81452-backlight"; + name = "pwm-backlight"; + enable = <0x3F>; + ignore-pwm; + }; -- 1.9.1