/*
 * support for the Mcst Pevm based board
 *
 */
/dts-v1/;

/*#include <dt-bindings/input/input.h>*/

/ {
	version = "apk-pc4c v1.0 2018-03-16";
	model = "e4c, apk-pc4c, notebook";
	compatible = "mcst,apk-pc4c";
	#address-cells = <1>;
	#size-cells = <0>;

	l_i2c@0 {
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0>;
		compatible = "l_i2c";
		i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;
			lm96163@4c {
				/* hwmon/lm63.ko (DD22:LM96163CISD) - CPU_TERM */
				compatible = "lm63";
				reg = <0x4c>;
				label = "COM: CPU Temp Sensor";

				temp1_label = "Internal Temp";
				temp2_label = "CPU Temp";
				/* no fan control */
			};
			ltm4676@40 {
				/* hwmon/pmbus/ltc2978.ko (LTM4676IY) - +3V3out / +1V0out */
				compatible = "lltc,ltm4676";
				reg = <0x40>;
				label = "COM: +3V3out / +1V0out";
				regulators {
					vout0 {
						regulator-name = "COM:3V3";
					};
					vout1 {
						regulator-name = "COM:1V0";
					};
				};
			};
			ltm4676@4f {
				/* hwmon/pmbus/ltc2978.ko (LTM4676IY) - +1V5out / +1V2out */
				compatible = "lltc,ltm4676";
				reg = <0x4f>;
				label = "COM: RAM-1V5 / IOHUB-1V2";
				regulators {
					vout0 {
						regulator-name = "IOHUB-1V5";
					};
					vout1 {
						regulator-name = "IOHUB-1V2";
					};
				};
			};
			ltc4151@6a {
				/* hwmon/ltc4151.ko (LTC4551IDD) - TERM_LTM / +12V_CPU */
				compatible = "lltc,ltc4151";
				reg = <0x6a>;
				shunt-resistor-micro-ohms = <20000>;
				label = "COM: TERM_LTM / +12V_CPU";
			};
			/*
			pca9534@20 {
				compatible = "nxp,pca9534"; //driver: gpio/gpio-pca953x
				reg = <0x20>;
			};
			pca9534@21 {
				compatible = "nxp,pca9534"; //driver: gpio/gpio-pca953x
				reg = <0x21>;
			};
			*/
		};
		i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <1>;
			lm96163@4c {
				/* hwmon/lm63.ko (DD24:LM96163CISD) - board temp */
				compatible = "lm63";
				reg = <0x4c>;
				label = "COM: Board Temp Sensor";

				temp1_label = "Internal Temp";
				temp2_label = "not connected";
				/* no fan control */
			};
		};
		i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;
			/* (PEX8624-BB50BIF) - PCIe switch */
		};
		i2c@3 {
			/* COMexpress:SMB */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <3>;
			i2c-mux@44 {
				/* i2c/muxes/i2c-mux-ltc4306.ko (LTC4306) - I2C MUX */
				#address-cells = <1>;
				#size-cells = <0>;
				compatible = "lltc,ltc4306";
				reg = <0x44>;
				/* i2c-mux-idle-disconnect; */
				i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
					/* E8860 MXM Radeon video */
				};
				i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
					/* mPCI-E (WiFi+BT) */
				};
				i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
					/* mPCI-E (Exp) */
				};
				i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
					apkpwr@5a {
						/* mcst/apkpwr.ko [X13:PowerIn] */
						#address-cells = <1>;
						#size-cells = <0>;
						compatible = "mcst,apkpwr";
						reg = <0x5a>;
						label = "MPN power in";
					};
				};
			};
			i2c-mux@58 {
				/* i2c/muxes/i2c-mux-ltc4306.ko (LTC4306) - I2C MUX */
				#address-cells = <1>;
				#size-cells = <0>;
				compatible = "lltc,ltc4306";
				reg = <0x58>;
				/* i2c-mux-idle-disconnect; */
				i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;
					gpi1:pca9534@20 {
						/* gpio/gpio-pca953x.ko (DD14:PCA9534PW) - DiscretIn#1 */
						compatible = "nxp,pca9534";
						reg = <0x20>;
						label = "DiscretIn#1";
						gpio-controller;
						/* FUTURE: (now interrupt support not compiled in)
						interrupt-parent = <&gpio?>;
						interrupts = <?? IRQ_TYPE_LEVEL_LOW>;
						*/
						ngpios = <8>;
						#gpio-cells = <2>;
						/* use gpio_keys to control lines 0..4 */
						gpio-line-names = "wifi_btn", "avia_btn", "pwm_btn", "tpad_btn", "cover_down",
								  "PRSNT_L", "PRSNT_R", "NT_FLAG";
					};
					gpi2:pca9534@21 {
						/* gpio/gpio-pca953x.ko (DD6:PCA9534PW) - DiscretIn#2 */
						compatible = "nxp,pca9534";
						reg = <0x21>;
						label = "DiscretIn#2";
						gpio-controller;
						/* FUTURE: (now interrupt support not compiled in)
						interrupt-parent = <&gpio?>;
						interrupts = <?? IRQ_TYPE_LEVEL_LOW>;
						*/
						ngpios = <6>;
						#gpio-cells = <2>;
						gpio-line-names = "PWR_ALERT", "CASE_ALERT", "COVER_ALERT",
								  "CPU_OVERH", "TH_OVERH", "HDD_ALERT";
					};
					gpo1:pca9534@22 {
						/* gpio/gpio-pca953x.ko (DD5:PCA9534) - DiscretOut#1 */
						compatible = "nxp,pca9534";
						reg = <0x22>;
						label = "DiscretOut#1";
						gpio-controller;
						/* FUTURE: (now interrupt support not compiled in)
						interrupt-parent = <&gpio?>;
						interrupts = <?? IRQ_TYPE_LEVEL_LOW>;
						*/
						ngpios = <8>;
						#gpio-cells = <2>;
						/* use gpio_leds to control this lines */
						gpio-line-names = "wifi_led", "bluetooth_led", "pwm_r_led", "pwm_g_led",
								  "tpad_off_led", "cam_act_led", "numlock_led", "capslock_led";
					};
					gpo2:pca9534@23 {
						/* gpio/gpio-pca953x.ko (DD7:PCA9534) - DiscretOut#2 */
						compatible = "nxp,pca9534";
						reg = <0x23>;
						label = "DiscretOut#2";
						gpio-controller;
						/* FUTURE: (now interrupt support not compiled in)
						interrupt-parent = <&gpio?>;
						interrupts = <?? IRQ_TYPE_LEVEL_LOW>;
						*/
						ngpios = <4>;
						#gpio-cells = <2>;
						/* use gpio_leds to control line 0 and gpio to other */
						gpio-line-names = "sata_led",
								  "PWR_LEVEL", "RS_232_EN", "WIFI_DIS";
						rs232_en {
							gpio-hog;
							gpios = <2 0>;
							output-low;
							line-name = "RS_232_EN";
							/* use IOHUB-GPIO for this function */
						};
					};
				};
				i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
					lm95245@18 {
						/* hwmon/lm95245.ko (DD54:LM95245CIMM) - TEMP_CASE + MXM */
						compatible = "national,lm95245";
						reg = <0x18>;
						label = "MB: TEMP_CASE / MXM";
						// TODO: in reg 0xBF clear bit 3 (lm95245.pdf, p.20)
					};
					lm95245@4c {
						/* hwmon/lm95245.ko (DD55:LM95245CIMM) - TEMP_COVER */
						compatible = "national,lm95245";
						reg = <0x4c>;
						label = "MB: TEMP_COVER";
						// TODO: in reg 0xBF clear bit 3 (lm95245.pdf, p.20)
					};
					lm95245@29 {
						/* hwmon/lm95245.ko (DD56:LM95245CIMM) - TEMP_HDD */
						compatible = "national,lm95245";
						reg = <0x29>;
						label = "MB: TEMP_HDD";
						// TODO: in reg 0xBF clear bit 3 (lm95245.pdf, p.20)
					};
					ltm4676@40 {
						/* hwmon/pmbus/ltc2978.ko (DA1:LTM4676IY) - DC/DC 5V & 3V3 */
						compatible = "lltc,ltm4676";
						reg = <0x40>;
						label = "MB: DC/DC 5V & 3V3";
						regulators {
							vout0 {
								regulator-name = "MB-5V";
							};
							vout1 {
								regulator-name = "MB-3V3";
							};
						};
					};
				};
				i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <2>;
					ptn3460@20 {
						/* gpu/drm/bridge/nxp-ptn3460.ko (DD54:LM95245CIMM) - DP2LVDS */
						compatible = "nxp,ptn3460";
						reg = <0x20>;
						label = "DP2LVDS";
						powerdown-gpio = <&gpio 0 1 0 0>; /* PD_N pin */
						reset-gpio = <&gpio 0 1 0 0>; /* RST_N pin */
						edid-emulation = <1>;
							/* edid-emulation:
							|   0   |  1024x768  | NXP Generic      |
							|   1   |  1920x1080 | NXP Generic      |
							|   2   |  1920x1080 | NXP Generic      |
							|   3   |  1600x900  | Samsung LTM200KT |
							|   4   |  1920x1080 | Samsung LTM230HT |
							|   5   |  1366x768  | NXP Generic      |
							|   6   |  1600x900  | ChiMei M215HGE   |
							*/
						ports {
							#address-cells = <1>;
							#size-cells = <0>;
							port@0 {
								reg = <0>;
								bridge_out:endpoint {
									remote-endpoint = <&panel_in>;
								};
							};
						};
					};
				};
				i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <3>;
				};
			};
		};
	};
	l_spi@0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "l_spi";
		reg = <0>;
		boot@0 {
			compatible = "mcst,boot";
			reg = <0>;
			spi-max-frequency = <16000000>;
		};
		rtc-cy14b101p@1 {
			compatible = "rtc-cy14b101p";
			reg = <1>;
			spi-max-frequency = <16000000>;
		};
	};
	gpio0:l_gpio@0 {
		compatible = "mcst,gpio";
		reg = <0x0>;
		label = "L-GPIO";
		gpio-controller;
		ngpios = <16>;
		#gpio-cells = <2>;
		gpio-line-names = "nc", "nc", "nc", "nc", "nc",
				  "GPI0.PWR_NMI", "GPI1.I2C_INT",
				  "GPI2.TP14", "GPI3.TP15",
				  "GPO0.PWR_KILL", "GPO1.RS232_EN1",
				  "GPO2.TP16", "GPO3.TP17",
				  "nc", "nc", "nc";
	};

	gpio_leds {
		compatible = "gpio-leds";
		/* DiscretOut#1: */
		wifi_led {
			gpios = <&gpo1 0 0>; /* (F3) */
			linux,default-trigger = "rfkill0";
			label = "wifi:green";
		};
		avia_led {
			gpios = <&gpo1 1 0>; /* (F1) */
			linux,default-trigger = "rfkill1";
			label = "bluetooth:green";
		};
		pwm_r_led {
			gpios = <&gpo1 2 0>; /* (F4) */
			linux,default-trigger = "none";
			default-state = "on";
			label = "pwm_r:yellow";
		};
		pwm_g_led {
			gpios = <&gpo1 3 0>; /* (F4) */
			linux,default-trigger = "none";
			default-state = "off";
			label = "pwm_g:green";
		};
		tpad_off_led {
			gpios = <&gpo1 4 0>; /* (F2) */
			linux,default-trigger = "none";
			default-state = "off";
			label = "tpad_off:red";
		};
		cam_act_led {
			gpios = <&gpo1 5 0>;
			linux,default-trigger = "none";
			default-state = "off";
			label = "cam_act:yellow";
		};
		numlock_led {
			gpios = <&gpo1 6 0>;
			linux,default-trigger = "kbd-numlock";
			label = "numlock:green";
		};
		capslock_led {
			gpios = <&gpo1 7 0>;
			linux,default-trigger = "kbd-capslock";
			label = "capslock:green";
		};
		/* DiscretOut#2: */
		sata_led {
			gpios = <&gpo2 0 0>;
			linux,default-trigger = "disk-activity";
			label = "sata:yellow";
		};
	};
	gpio_keys_polled {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "gpio-keys-polled";
		poll-interval = <250>;
		/*autorepeat;*/
		wifi_btn {
			gpios = <&gpi1 0 0>; /* [F3] */
			linux,code = <238>; /* KEY_WLAN */
			debounce-interval = <10>;
			label = "wifi_btn";
		};
		avia_btn {
			gpios = <&gpi1 1 0>; /* [F1] */
			linux,code = <247>; /* KEY_RFKILL */
			debounce-interval = <10>;
			label = "avia_btn";
		};
		pwm_btn {
			gpios = <&gpi1 2 0>; /* [F4] */
			linux,code = <243>; /* KEY_BRIGHTNESS_CYCLE */
			debounce-interval = <10>;
			label = "pwm_btn";
		};
		tpad_btn {
			gpios = <&gpi1 3 0>; /* [F2] */
			linux,code = <0x212>; /* KEY_TOUCHPAD_TOGGLE */
			debounce-interval = <10>;
			label = "tpad_btn";
		};
		cover_down {
			gpios = <&gpi1 4 0>; /* case closed */
			linux,code = <245>; /* KEY_DISPLAY_OFF */
			debounce-interval = <10>;
			label = "cover_down";
		};
		power {
			gpios = <&gpio0 5 0>;
			linux,code = <116>; /* KEY_POWER */
			debounce-interval = <10>;
			label = "Power-key";
		};
	};

	/* stub */
	gpio:gpio-controller {
		gpio-controller;
		ngpios = <2>;
		#gpio-cells = <2>;
		line_0 {
			gpio-hog;
			gpios = <0 0>;
			output-low;
		};
		line_1 {
			gpio-hog;
			gpios = <1 0>;
			output-high;
		};
	};
	port {
		panel_in: endpoint {
			remote-endpoint = <&bridge_out>;
		};
	};
};