Re: [PATCH v2 1/9] Documentation: dt-bindings: mfd: add TI LMU device binding information

[Rob Herring]

On Thu, Nov 26, 2015 at 03:56:57PM +0900, Milo Kim wrote:
> This patch describes overall binding for TI LMU MFD devices.
> 
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: Lee Jones <lee.jones@xxxxxxxxxx> 
> Cc: Jacek Anaszewski <j.anaszewski@xxxxxxxxxxx>
> Cc: Mark Brown <broonie@xxxxxxxxxx>
> Cc: linux-leds@xxxxxxxxxxxxxxx 
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Signed-off-by: Milo Kim <milo.kim@xxxxxx>

Acked-by: Rob Herring <robh@xxxxxxxxxx>

> ---
>  Documentation/devicetree/bindings/mfd/ti-lmu.txt | 243 +++++++++++++++++++++++
>  1 file changed, 243 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/ti-lmu.txt
> 
> diff --git a/Documentation/devicetree/bindings/mfd/ti-lmu.txt b/Documentation/devicetree/bindings/mfd/ti-lmu.txt
> new file mode 100644
> index 0000000..c885cf8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/ti-lmu.txt
> @@ -0,0 +1,243 @@
> +TI LMU (Lighting Management Unit) device tree bindings
> +
> +TI LMU driver supports lighting devices below.
> +
> +   Name                  Child nodes
> +  ------      ---------------------------------
> +  LM3532       Backlight
> +  LM3631       Backlight and regulator
> +  LM3632       Backlight and regulator
> +  LM3633       Backlight, LED and fault monitor
> +  LM3695       Backlight
> +  LM3697       Backlight and fault monitor
> +
> +Required properties:
> +  - compatible: Should be one of:
> +                "ti,lm3532"
> +                "ti,lm3631"
> +                "ti,lm3632"
> +                "ti,lm3633"
> +                "ti,lm3695"
> +                "ti,lm3697"
> +  - reg: I2C slave address.
> +         0x11 for LM3632
> +         0x29 for LM3631
> +         0x36 for LM3633, LM3697
> +         0x38 for LM3532
> +         0x63 for LM3695
> +
> +Optional property:
> +  - enable-gpios: A GPIO specifier for hardware enable pin.
> +
> +Required node:
> +  - backlight: All LMU devices have backlight child nodes.
> +               For the properties, please refer to [1].
> +
> +Optional nodes:
> +  - fault-monitor: Hardware fault monitoring driver for LM3633 and LM3697.
> +    Required properties:
> +      - compatible: Should be one of:
> +                    "ti,lm3633-fault-monitor"
> +                    "ti,lm3697-fault-monitor"
> +  - leds: LED properties for LM3633. Please refer to [2].
> +  - regulators: Regulator properties for LM3631 and LM3632.
> +                Please refer to [3].
> +
> +[1] ../leds/backlight/ti-lmu-backlight.txt
> +[2] ../leds/leds-lm3633.txt
> +[3] ../regulator/lm363x-regulator.txt
> +
> +lm3532@38 {
> +	compatible = "ti,lm3532";
> +	reg = <0x38>;
> +
> +	enable-gpios = <&pioC 2 GPIO_ACTIVE_HIGH>;
> +
> +	backlight {
> +		compatible = "ti,lm3532-backlight";
> +
> +		lcd {
> +			led-sources = <0 1 2>;
> +			ramp-up-msec = <30>;
> +			ramp-down-msec = <0>;
> +		};
> +	};
> +};
> +
> +lm3631@29 {
> +	compatible = "ti,lm3631";
> +	reg = <0x29>;
> +
> +	regulators {
> +		compatible = "ti,lm363x-regulator";
> +
> +		vboost {
> +			regulator-name = "lcd_boost";
> +			regulator-min-microvolt = <4500000>;
> +			regulator-max-microvolt = <6350000>;
> +			regulator-always-on;
> +		};
> +
> +		vcont {
> +			regulator-name = "lcd_vcont";
> +			regulator-min-microvolt = <1800000>;
> +			regulator-max-microvolt = <3300000>;
> +		};
> +
> +		voref {
> +			regulator-name = "lcd_voref";
> +			regulator-min-microvolt = <4000000>;
> +			regulator-max-microvolt = <6000000>;
> +		};
> +
> +		vpos {
> +			regulator-name = "lcd_vpos";
> +			regulator-min-microvolt = <4000000>;
> +			regulator-max-microvolt = <6000000>;
> +			regulator-boot-on;
> +		};
> +
> +		vneg {
> +			regulator-name = "lcd_vneg";
> +			regulator-min-microvolt = <4000000>;
> +			regulator-max-microvolt = <6000000>;
> +			regulator-boot-on;
> +		};
> +	};
> +
> +	backlight {
> +		compatible = "ti,lm3631-backlight";
> +
> +		lcd_bl {
> +			led-sources = <0 1>;
> +			ramp-up-msec = <300>;
> +		};
> +	};
> +};
> +
> +lm3632@11 {
> +	compatible = "ti,lm3632";
> +	reg = <0x11>;
> +
> +	enable-gpios = <&pioC 2 GPIO_ACTIVE_HIGH>; /* PC2 */
> +
> +	regulators {
> +		compatible = "ti,lm363x-regulator";
> +
> +		ti,lcm-en1-gpio = <&pioC 0 GPIO_ACTIVE_HIGH>; /* PC0 */
> +		ti,lcm-en2-gpio = <&pioC 1 GPIO_ACTIVE_HIGH>; /* PC1 */
> +
> +		vboost {
> +			regulator-name = "lcd_boost";
> +			regulator-min-microvolt = <4500000>;
> +			regulator-max-microvolt = <6400000>;
> +			regulator-always-on;
> +		};
> +
> +		vpos {
> +			regulator-name = "lcd_vpos";
> +			regulator-min-microvolt = <4000000>;
> +			regulator-max-microvolt = <6000000>;
> +		};
> +
> +		vneg {
> +			regulator-name = "lcd_vneg";
> +			regulator-min-microvolt = <4000000>;
> +			regulator-max-microvolt = <6000000>;
> +		};
> +	};
> +
> +	backlight {
> +		compatible = "ti,lm3632-backlight";
> +
> +		pwms = <&pwm0 0 10000 0>; /* pwm number, period, polarity */
> +		pwm-names = "lmu-backlight";
> +
> +		lcd {
> +			led-sources = <0 1>;
> +			pwm-period = <10000>;
> +		};
> +	};
> +};
> +
> +lm3633@36 {
> +	compatible = "ti,lm3633";
> +	reg = <0x36>;
> +
> +	enable-gpios = <&pioC 2 GPIO_ACTIVE_HIGH>;
> +
> +	backlight {
> +		compatible = "ti,lm3633-backlight";
> +
> +		main {
> +			label = "main_lcd";
> +			led-sources = <1 2>;
> +			ramp-up-msec = <500>;
> +			ramp-down-msec = <500>;
> +		};
> +
> +		front {
> +			label = "front_lcd";
> +			led-sources = <0>;
> +			ramp-up-msec = <1000>;
> +			ramp-down-msec = <0>;
> +		};
> +	};
> +
> +	leds {
> +		compatible = "ti,lm3633-leds";
> +
> +		chan1 {
> +			label = "status";
> +			led-sources = <1>;
> +			led-max-microamp = <6000>;
> +		};
> +
> +		chan345 {
> +			label = "rgb";
> +			led-sources = <3 4 5>;
> +			led-max-microamp = <10000>;
> +		};
> +	};
> +
> +	fault-monitor {
> +		compatible = "ti,lm3633-fault-monitor";
> +	};
> +};
> +
> +lm3695@63 {
> +	compatible = "ti,lm3695";
> +	reg = <0x63>;
> +
> +	enable-gpios = <&pioC 2 GPIO_ACTIVE_HIGH>;
> +
> +	backlight {
> +		compatible = "ti,lm3695-backlight";
> +
> +		lcd {
> +			label = "bl";
> +			led-sources = <0 1>;
> +		};
> +	};
> +};
> +
> +lm3697@36 {
> +	compatible = "ti,lm3697";
> +	reg = <0x36>;
> +
> +	enable-gpios = <&pioC 2 GPIO_ACTIVE_HIGH>;
> +
> +	backlight {
> +		compatible = "ti,lm3697-backlight";
> +
> +		lcd {
> +			led-sources = <0 1 2>;
> +			ramp-up-msec = <200>;
> +			ramp-down-msec = <200>;
> +		};
> +	};
> +
> +	fault-monitor {
> +		compatible = "ti,lm3697-fault-monitor";
> +	};
> +};
> -- 
> 1.9.1
> 
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