Commit 64bf0a0a authored by Tim Harvey's avatar Tim Harvey Committed by Shawn Guo
Browse files

ARM: dts: imx6qdl-gw: add Gateworks System Controller support 



Add Gateworks System Controller support to Gateworks Ventana boards:
- add dt bindings for GSC mfd driver and hwmon driver for ADC's and
  fan controllers.
- add dt bindings for gpio-keys driver for push-button and interrupt events

Signed-off-by: default avatarTim Harvey <tharvey@gateworks.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent f9ecf10c

arch/arm/boot/dts/imx6qdl-gw51xx.dtsi

+146 −7
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ 
 */



#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/linux-event-codes.h>



/ {

	/* these are used by bootloader for disabling nodes */
@@ -19,6 +20,53 @@ 
		bootargs = "console=ttymxc1,115200";

	};



	gpio-keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;



		user-pb {

			label = "user_pb";

			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;

			linux,code = <BTN_0>;

		};



		user-pb1x {

			label = "user_pb1x";

			linux,code = <BTN_1>;

			interrupt-parent = <&gsc>;

			interrupts = <0>;

		};



		key-erased {

			label = "key-erased";

			linux,code = <BTN_2>;

			interrupt-parent = <&gsc>;

			interrupts = <1>;

		};



		eeprom-wp {

			label = "eeprom_wp";

			linux,code = <BTN_3>;

			interrupt-parent = <&gsc>;

			interrupts = <2>;

		};



		tamper {

			label = "tamper";

			linux,code = <BTN_4>;

			interrupt-parent = <&gsc>;

			interrupts = <5>;

		};



		switch-hold {

			label = "switch_hold";

			linux,code = <BTN_5>;

			interrupt-parent = <&gsc>;

			interrupts = <7>;

		};

	};



	leds {

		compatible = "gpio-leds";

		pinctrl-names = "default";
@@ -102,6 +150,103 @@ 
	pinctrl-0 = <&pinctrl_i2c1>;

	status = "okay";



	gsc: gsc@20 {

		compatible = "gw,gsc";

		reg = <0x20>;

		interrupt-parent = <&gpio1>;

		interrupts = <4 GPIO_ACTIVE_LOW>;

		interrupt-controller;

		#interrupt-cells = <1>;

		#size-cells = <0>;



		adc {

			compatible = "gw,gsc-adc";

			#address-cells = <1>;

			#size-cells = <0>;



			channel@0 {

				gw,mode = <0>;

				reg = <0x00>;

				label = "temp";

			};



			channel@2 {

				gw,mode = <1>;

				reg = <0x02>;

				label = "vdd_vin";

			};



			channel@5 {

				gw,mode = <1>;

				reg = <0x05>;

				label = "vdd_3p3";

			};



			channel@8 {

				gw,mode = <1>;

				reg = <0x08>;

				label = "vdd_bat";

			};



			channel@b {

				gw,mode = <1>;

				reg = <0x0b>;

				label = "vdd_5p0";

			};



			channel@e {

				gw,mode = <1>;

				reg = <0xe>;

				label = "vdd_arm";

			};



			channel@11 {

				gw,mode = <1>;

				reg = <0x11>;

				label = "vdd_soc";

			};



			channel@14 {

				gw,mode = <1>;

				reg = <0x14>;

				label = "vdd_3p0";

			};



			channel@17 {

				gw,mode = <1>;

				reg = <0x17>;

				label = "vdd_1p5";

			};



			channel@1d {

				gw,mode = <1>;

				reg = <0x1d>;

				label = "vdd_1p8";

			};



			channel@20 {

				gw,mode = <1>;

				reg = <0x20>;

				label = "vdd_an1";

			};



			channel@23 {

				gw,mode = <1>;

				reg = <0x23>;

				label = "vdd_2p5";

			};

		};

	};



	gsc_gpio: gpio@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-parent = <&gsc>;

		interrupts = <4>;

	};



	eeprom1: eeprom@50 {

		compatible = "atmel,24c02";

		reg = <0x50>;
@@ -126,13 +271,6 @@ 
		pagesize = <16>;

	};



	gpio: pca9555@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

	};



	rtc: ds1672@68 {

		compatible = "dallas,ds1672";

		reg = <0x68>;
@@ -387,6 +525,7 @@ 
		fsl,pins = <

			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1

			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1

			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0x0001b0b0 /* GSC_IRQ# */

		>;

	};

arch/arm/boot/dts/imx6qdl-gw52xx.dtsi

+152 −7
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ 
 */



#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/linux-event-codes.h>



/ {

	/* these are used by bootloader for disabling nodes */
@@ -28,6 +29,53 @@ 
		default-brightness-level = <7>;

	};



	gpio-keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;



		user-pb {

			label = "user_pb";

			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;

			linux,code = <BTN_0>;

		};



		user-pb1x {

			label = "user_pb1x";

			linux,code = <BTN_1>;

			interrupt-parent = <&gsc>;

			interrupts = <0>;

		};



		key-erased {

			label = "key-erased";

			linux,code = <BTN_2>;

			interrupt-parent = <&gsc>;

			interrupts = <1>;

		};



		eeprom-wp {

			label = "eeprom_wp";

			linux,code = <BTN_3>;

			interrupt-parent = <&gsc>;

			interrupts = <2>;

		};



		tamper {

			label = "tamper";

			linux,code = <BTN_4>;

			interrupt-parent = <&gsc>;

			interrupts = <5>;

		};



		switch-hold {

			label = "switch_hold";

			linux,code = <BTN_5>;

			interrupt-parent = <&gsc>;

			interrupts = <7>;

		};

	};



	leds {

		compatible = "gpio-leds";

		pinctrl-names = "default";
@@ -165,6 +213,109 @@ 
	pinctrl-0 = <&pinctrl_i2c1>;

	status = "okay";



	gsc: gsc@20 {

		compatible = "gw,gsc";

		reg = <0x20>;

		interrupt-parent = <&gpio1>;

		interrupts = <4 GPIO_ACTIVE_LOW>;

		interrupt-controller;

		#interrupt-cells = <1>;

		#size-cells = <0>;



		adc {

			compatible = "gw,gsc-adc";

			#address-cells = <1>;

			#size-cells = <0>;



			channel@0 {

				gw,mode = <0>;

				reg = <0x00>;

				label = "temp";

			};



			channel@2 {

				gw,mode = <1>;

				reg = <0x02>;

				label = "vdd_vin";

			};



			channel@5 {

				gw,mode = <1>;

				reg = <0x05>;

				label = "vdd_3p3";

			};



			channel@8 {

				gw,mode = <1>;

				reg = <0x08>;

				label = "vdd_bat";

			};



			channel@b {

				gw,mode = <1>;

				reg = <0x0b>;

				label = "vdd_5p0";

			};



			channel@e {

				gw,mode = <1>;

				reg = <0xe>;

				label = "vdd_arm";

			};



			channel@11 {

				gw,mode = <1>;

				reg = <0x11>;

				label = "vdd_soc";

			};



			channel@14 {

				gw,mode = <1>;

				reg = <0x14>;

				label = "vdd_3p0";

			};



			channel@17 {

				gw,mode = <1>;

				reg = <0x17>;

				label = "vdd_1p5";

			};



			channel@1d {

				gw,mode = <1>;

				reg = <0x1d>;

				label = "vdd_1p8";

			};



			channel@20 {

				gw,mode = <1>;

				reg = <0x20>;

				label = "vdd_1p0";

			};



			channel@23 {

				gw,mode = <1>;

				reg = <0x23>;

				label = "vdd_2p5";

			};



			channel@29 {

				gw,mode = <1>;

				reg = <0x29>;

				label = "vdd_an1";

			};

		};

	};



	gsc_gpio: gpio@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-parent = <&gsc>;

		interrupts = <4>;

	};



	eeprom1: eeprom@50 {

		compatible = "atmel,24c02";

		reg = <0x50>;
@@ -189,13 +340,6 @@ 
		pagesize = <16>;

	};



	gpio: pca9555@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

	};



	rtc: ds1672@68 {

		compatible = "dallas,ds1672";

		reg = <0x68>;
@@ -505,6 +649,7 @@ 
		fsl,pins = <

			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1

			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1

			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0xb0b1

		>;

	};

arch/arm/boot/dts/imx6qdl-gw53xx.dtsi

+158 −7
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ 
 */



#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/linux-event-codes.h>



/ {

	/* these are used by bootloader for disabling nodes */
@@ -28,6 +29,53 @@ 
		default-brightness-level = <7>;

	};



	gpio-keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;



		user-pb {

			label = "user_pb";

			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;

			linux,code = <BTN_0>;

		};



		user-pb1x {

			label = "user_pb1x";

			linux,code = <BTN_1>;

			interrupt-parent = <&gsc>;

			interrupts = <0>;

		};



		key-erased {

			label = "key-erased";

			linux,code = <BTN_2>;

			interrupt-parent = <&gsc>;

			interrupts = <1>;

		};



		eeprom-wp {

			label = "eeprom_wp";

			linux,code = <BTN_3>;

			interrupt-parent = <&gsc>;

			interrupts = <2>;

		};



		tamper {

			label = "tamper";

			linux,code = <BTN_4>;

			interrupt-parent = <&gsc>;

			interrupts = <5>;

		};



		switch-hold {

			label = "switch_hold";

			linux,code = <BTN_5>;

			interrupt-parent = <&gsc>;

			interrupts = <7>;

		};

	};



	leds {

		compatible = "gpio-leds";

		pinctrl-names = "default";
@@ -158,6 +206,115 @@ 
	pinctrl-0 = <&pinctrl_i2c1>;

	status = "okay";



	gsc: gsc@20 {

		compatible = "gw,gsc";

		reg = <0x20>;

		interrupt-parent = <&gpio1>;

		interrupts = <4 GPIO_ACTIVE_LOW>;

		interrupt-controller;

		#interrupt-cells = <1>;

		#size-cells = <0>;



		adc {

			compatible = "gw,gsc-adc";

			#address-cells = <1>;

			#size-cells = <0>;



			channel@0 {

				gw,mode = <0>;

				reg = <0x00>;

				label = "temp";

			};



			channel@2 {

				gw,mode = <1>;

				reg = <0x02>;

				label = "vdd_vin";

			};



			channel@5 {

				gw,mode = <1>;

				reg = <0x05>;

				label = "vdd_3p3";

			};



			channel@8 {

				gw,mode = <1>;

				reg = <0x08>;

				label = "vdd_bat";

			};



			channel@b {

				gw,mode = <1>;

				reg = <0x0b>;

				label = "vdd_5p0";

			};



			channel@e {

				gw,mode = <1>;

				reg = <0xe>;

				label = "vdd_arm";

			};



			channel@11 {

				gw,mode = <1>;

				reg = <0x11>;

				label = "vdd_soc";

			};



			channel@14 {

				gw,mode = <1>;

				reg = <0x14>;

				label = "vdd_3p0";

			};



			channel@17 {

				gw,mode = <1>;

				reg = <0x17>;

				label = "vdd_1p5";

			};



			channel@1d {

				gw,mode = <1>;

				reg = <0x1d>;

				label = "vdd_1p8";

			};



			channel@20 {

				gw,mode = <1>;

				reg = <0x20>;

				label = "vdd_1p0";

			};



			channel@23 {

				gw,mode = <1>;

				reg = <0x23>;

				label = "vdd_2p5";

			};



			channel@26 {

				gw,mode = <1>;

				reg = <0x26>;

				label = "vdd_gps";

			};



			channel@29 {

				gw,mode = <1>;

				reg = <0x29>;

				label = "vdd_an1";

			};

		};

	};



	gsc_gpio: gpio@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-parent = <&gsc>;

		interrupts = <4>;

	};



	eeprom1: eeprom@50 {

		compatible = "atmel,24c02";

		reg = <0x50>;
@@ -182,13 +339,6 @@ 
		pagesize = <16>;

	};



	gpio: pca9555@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

	};



	rtc: ds1672@68 {

		compatible = "dallas,ds1672";

		reg = <0x68>;
@@ -487,6 +637,7 @@ 
		fsl,pins = <

			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1

			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1

			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0xb0b1

		>;

	};

arch/arm/boot/dts/imx6qdl-gw54xx.dtsi

+160 −7
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ 
 */



#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/input/linux-event-codes.h>

#include <dt-bindings/sound/fsl-imx-audmux.h>



/ {
@@ -29,6 +30,53 @@ 
		default-brightness-level = <7>;

	};



	gpio-keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;



		user-pb {

			label = "user_pb";

			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;

			linux,code = <BTN_0>;

		};



		user-pb1x {

			label = "user_pb1x";

			linux,code = <BTN_1>;

			interrupt-parent = <&gsc>;

			interrupts = <0>;

		};



		key-erased {

			label = "key-erased";

			linux,code = <BTN_2>;

			interrupt-parent = <&gsc>;

			interrupts = <1>;

		};



		eeprom-wp {

			label = "eeprom_wp";

			linux,code = <BTN_3>;

			interrupt-parent = <&gsc>;

			interrupts = <2>;

		};



		tamper {

			label = "tamper";

			linux,code = <BTN_4>;

			interrupt-parent = <&gsc>;

			interrupts = <5>;

		};



		switch-hold {

			label = "switch_hold";

			linux,code = <BTN_5>;

			interrupt-parent = <&gsc>;

			interrupts = <7>;

		};

	};



	leds {

		compatible = "gpio-leds";

		pinctrl-names = "default";
@@ -195,6 +243,117 @@ 
	pinctrl-0 = <&pinctrl_i2c1>;

	status = "okay";



	gsc: gsc@20 {

		compatible = "gw,gsc";

		reg = <0x20>;

		interrupt-parent = <&gpio1>;

		interrupts = <4 GPIO_ACTIVE_LOW>;

		interrupt-controller;

		#interrupt-cells = <1>;

		#address-cells = <1>;

		#size-cells = <0>;



		adc {

			compatible = "gw,gsc-adc";

			#address-cells = <1>;

			#size-cells = <0>;



			channel@0 {

				gw,mode = <0>;

				reg = <0x00>;

				label = "temp";

			};



			channel@2 {

				gw,mode = <1>;

				reg = <0x02>;

				label = "vdd_vin";

			};



			channel@5 {

				gw,mode = <1>;

				reg = <0x05>;

				label = "vdd_3p3";

			};



			channel@8 {

				gw,mode = <1>;

				reg = <0x08>;

				label = "vdd_bat";

			};



			channel@b {

				gw,mode = <1>;

				reg = <0x0b>;

				label = "vdd_5p0";

			};



			channel@e {

				gw,mode = <1>;

				reg = <0xe>;

				label = "vdd_arm";

			};



			channel@11 {

				gw,mode = <1>;

				reg = <0x11>;

				label = "vdd_soc";

			};



			channel@14 {

				gw,mode = <1>;

				reg = <0x14>;

				label = "vdd_3p0";

			};



			channel@17 {

				gw,mode = <1>;

				reg = <0x17>;

				label = "vdd_1p5";

			};



			channel@1d {

				gw,mode = <1>;

				reg = <0x1d>;

				label = "vdd_1p8";

			};



			channel@20 {

				gw,mode = <1>;

				reg = <0x20>;

				label = "vdd_1p0";

			};



			channel@23 {

				gw,mode = <1>;

				reg = <0x23>;

				label = "vdd_2p5";

			};



			channel@26 {

				gw,mode = <1>;

				reg = <0x26>;

				label = "vdd_gps";

			};

		};



		fan-controller@2c {

			compatible = "gw,gsc-fan";

			#address-cells = <1>;

			#size-cells = <0>;

			reg = <0x2c>;

		};

	};



	gsc_gpio: gpio@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-parent = <&gsc>;

		interrupts = <4>;

	};



	eeprom1: eeprom@50 {

		compatible = "atmel,24c02";

		reg = <0x50>;
@@ -219,13 +378,6 @@ 
		pagesize = <16>;

	};



	gpio: pca9555@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

	};



	rtc: ds1672@68 {

		compatible = "dallas,ds1672";

		reg = <0x68>;
@@ -572,6 +724,7 @@ 
		fsl,pins = <

			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1

			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1

			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0xb0b1

		>;

	};

arch/arm/boot/dts/imx6qdl-gw551x.dtsi

+140 −7
Original line number Diff line number Diff line
@@ -47,6 +47,7 @@ 


#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/media/tda1997x.h>

#include <dt-bindings/input/linux-event-codes.h>

#include <dt-bindings/sound/fsl-imx-audmux.h>



/ {
@@ -63,6 +64,53 @@ 
		bootargs = "console=ttymxc1,115200";

	};



	gpio-keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;



		user-pb {

			label = "user_pb";

			gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;

			linux,code = <BTN_0>;

		};



		user-pb1x {

			label = "user_pb1x";

			linux,code = <BTN_1>;

			interrupt-parent = <&gsc>;

			interrupts = <0>;

		};



		key-erased {

			label = "key-erased";

			linux,code = <BTN_2>;

			interrupt-parent = <&gsc>;

			interrupts = <1>;

		};



		eeprom-wp {

			label = "eeprom_wp";

			linux,code = <BTN_3>;

			interrupt-parent = <&gsc>;

			interrupts = <2>;

		};



		tamper {

			label = "tamper";

			linux,code = <BTN_4>;

			interrupt-parent = <&gsc>;

			interrupts = <5>;

		};



		switch-hold {

			label = "switch_hold";

			linux,code = <BTN_5>;

			interrupt-parent = <&gsc>;

			interrupts = <7>;

		};

	};



	leds {

		compatible = "gpio-leds";

		pinctrl-names = "default";
@@ -167,6 +215,97 @@ 
	pinctrl-0 = <&pinctrl_i2c1>;

	status = "okay";



	gsc: gsc@20 {

		compatible = "gw,gsc";

		reg = <0x20>;

		interrupt-parent = <&gpio1>;

		interrupts = <4 GPIO_ACTIVE_LOW>;

		interrupt-controller;

		#interrupt-cells = <1>;

		#size-cells = <0>;



		adc {

			compatible = "gw,gsc-adc";

			#address-cells = <1>;

			#size-cells = <0>;



			channel@0 {

				gw,mode = <0>;

				reg = <0x00>;

				label = "temp";

			};



			channel@2 {

				gw,mode = <1>;

				reg = <0x02>;

				label = "vdd_vin";

			};



			channel@5 {

				gw,mode = <1>;

				reg = <0x05>;

				label = "vdd_3p3";

			};



			channel@8 {

				gw,mode = <1>;

				reg = <0x08>;

				label = "vdd_bat";

			};



			channel@b {

				gw,mode = <1>;

				reg = <0x0b>;

				label = "vdd_5p0";

			};



			channel@e {

				gw,mode = <1>;

				reg = <0xe>;

				label = "vdd_arm";

			};



			channel@11 {

				gw,mode = <1>;

				reg = <0x11>;

				label = "vdd_soc";

			};



			channel@14 {

				gw,mode = <1>;

				reg = <0x14>;

				label = "vdd_3p0";

			};



			channel@17 {

				gw,mode = <1>;

				reg = <0x17>;

				label = "vdd_1p5";

			};



			channel@1d {

				gw,mode = <1>;

				reg = <0x1d>;

				label = "vdd_1p8a";

			};



			channel@20 {

				gw,mode = <1>;

				reg = <0x20>;

				label = "vdd_1p0b";

			};

		};

	};



	gsc_gpio: gpio@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-parent = <&gsc>;

		interrupts = <4>;

	};



	eeprom1: eeprom@50 {

		compatible = "atmel,24c02";

		reg = <0x50>;
@@ -191,13 +330,6 @@ 
		pagesize = <16>;

	};



	gpio: pca9555@23 {

		compatible = "nxp,pca9555";

		reg = <0x23>;

		gpio-controller;

		#gpio-cells = <2>;

	};



	rtc: ds1672@68 {

		compatible = "dallas,ds1672";

		reg = <0x68>;
@@ -464,6 +596,7 @@ 
		fsl,pins = <

			MX6QDL_PAD_EIM_D21__I2C1_SCL		0x4001b8b1

			MX6QDL_PAD_EIM_D28__I2C1_SDA		0x4001b8b1

			MX6QDL_PAD_GPIO_4__GPIO1_IO04		0xb0b1

		>;

	};

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