Merge "dt-bindings: input: touchscren: add description for synaptics_tcm"

Synaptics TCM I2C touchscreen controller

Required properties:

 - compatible:

		should be "synaptics,tcm-i2c"

 - reg:

		i2c slave address of device

 - interrupt-parent:

		hardware controller of interrupt signal

 - interrupts:

		gpio number and flags of interrupt signal

 - vdd-supply:

		digital power source

 - avdd-supply:

		analog power source

 - pinctrl-names:

 - pinctrl-0:

 - pinctrl-1:

		should be defined if using pinctrl framework

		"pmx_ts_active": active configuration of pins

		"pmx_ts_suspend": disabled configuration of pins

 - synaptics,bus-reg-name:

		name of digital power source regulator

 - synaptics,pwr-reg-name:

		name of analog power source regulator

 - synaptics,irq-gpio:

		interrupt hardware controller, gpio number, and flags

 - synaptics,irq-on-state:

		active state of interrupt signal

Optional properties:

 - synaptics,power-gpio:

		hardware controller and gpio number of power control signal

 - synaptics,power-delay-ms:

		delay time in ms after powering on device

 - synaptics,reset-gpio:

		hardware controller and gpio number of reset signal

 - synaptics,reset-delay-ms:

		delay time in ms after issuing reset to device

 - synaptics,reset-on-state:

		active state of reset signal

 - synaptics,reset-active-ms:

		active duration in ms of reset signal

 - synaptics,x-flip:

		flip x axis

 - synaptics,y-flip:

		flip y axis

 - synaptics,swap-axes:

		swap x and y axes

 - synaptics,ubl-i2c-addr:

		i2c slave address of device in microbootloader mode

Example:

	synaptics_tcm@2c {

		compatible = "synaptics,tcm-i2c";

		reg = <0x2c>;

		interrupt-parent = <&msm_gpio>;

		interrupts = <65 0x2008>;

		vdd-supply = <&pm8994_lvs2>;

		avdd-supply = <&pm8994_l22>;

		pinctrl-names = "pmx_ts_active", "pmx_ts_suspend";

		pinctrl-0 = <&ts_active>;

		pinctrl-1 = <&ts_suspend>;

		synaptics,pwr-reg-name = "avdd";

		synaptics,bus-reg-name = "vdd";

		synaptics,irq-gpio = <&msm_gpio 65 0x2008>;

		synaptics,irq-on-state = <0>;

		synaptics,power-delay-ms = <200>;

		synaptics,reset-delay-ms = <200>;

		synaptics,ubl-i2c-addr = <0x2c>;

	};

Synaptics TCM SPI touchscreen controller

Required properties:

 - compatible:

		should be "synaptics,tcm-spi"

 - reg:

		should be 0

 - spi-max-frequency:

		maximum spi clock frequency

 - interrupt-parent:

		hardware controller of interrupt signal

 - interrupts:

		gpio number and flags of interrupt signal

 - vdd-supply:

		digital power source

 - avdd-supply:

		analog power source

 - pinctrl-names:

 - pinctrl-0:

 - pinctrl-1:

		should be defined if using pinctrl framework

		"pmx_ts_active": active configuration of pins

		"pmx_ts_suspend": disabled configuration of pins

 - synaptics,bus-reg-name:

		name of digital power source regulator

 - synaptics,pwr-reg-name:

		name of analog power source regulator

 - synaptics,irq-gpio:

		interrupt hardware controller, gpio number, and flags

 - synaptics,irq-on-state:

		active state of interrupt signal

Optional properties:

 - synaptics,spi-mode:

		spi mode

 - synaptics,byte-delay-us:

		inter-byte delay time in us

 - synaptics,block-delay-us:

		inter-block delay time in us

 - synaptics,power-gpio:

		hardware controller and gpio number of power control signal

 - synaptics,power-delay-ms:

		delay time in ms after powering on device

 - synaptics,reset-gpio:

		hardware controller and gpio number of reset signal

 - synaptics,reset-delay-ms:

		delay time in ms after issuing reset to device

 - synaptics,reset-on-state:

		active state of reset signal

 - synaptics,reset-active-ms:

		active duration in ms of reset signal

 - synaptics,x-flip:

		flip x axis

 - synaptics,y-flip:

		flip y axis

 - synaptics,swap-axes:

		swap x and y axes

 - synaptics,ubl-max-freq:

		maximum spi clock frequency for microbootloader mode

 - synaptics,ubl-byte-delay-us:

		inter-byte delay time in us for microbootloader mode

Example:

	synaptics_tcm@0 {

			compatible = "synaptics,tcm-spi";

			reg = <0>;

			spi-max-frequency = <10000000>;

			interrupt-parent = <&msm_gpio>;

			interrupts = <65 0x2008>;

			vdd-supply = <&pm8994_lvs2>;

			avdd-supply = <&pm8994_l22>;

			pinctrl-names = "pmx_ts_active", "pmx_ts_suspend";

			pinctrl-0 = <&ts_active>;

			pinctrl-1 = <&ts_suspend>;

			synaptics,bus-reg-name = "vdd";

			synaptics,pwr-reg-name = "avdd";

			synaptics,irq-gpio = <&msm_gpio 65 0x2008>;

			synaptics,irq-on-state = <0>;

			synaptics,spi-mode = <3>;

			synaptics,byte-delay-us = <0>;

			synaptics,block-delay-us = <0>;

			synaptics,power-delay-ms = <200>;

			synaptics,reset-delay-ms = <200>;

			synaptics,ubl-max-freq = <5000000>;

			synaptics,ubl-byte-delay-us = <20>;

	};