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kernel/linux-rt-4.4.41/arch/arm/boot/dts/stih41x-b2000.dtsi 2.21 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (C) 2013 STMicroelectronics (R&D) Limited.
   * Author: Srinivas Kandagatla <srinivas.kandagatla@st.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * publishhed by the Free Software Foundation.
   */
  #include <dt-bindings/input/input.h>
  / {
  
  	memory{
  		device_type = "memory";
  		reg = <0x60000000 0x40000000>;
  	};
  
  	chosen {
  		bootargs = "console=ttyAS0,115200 clk_ignore_unused";
  		linux,stdout-path = &serial2;
  	};
  
  	aliases {
  		ttyAS0 = &serial2;
  		ethernet0 = &ethernet0;
  		ethernet1 = &ethernet1;
  	};
  
  	soc {
  		serial2: serial@fed32000 {
  			status = "okay";
  		};
  
  		leds {
  			compatible	= "gpio-leds";
  			fp_led {
  				#gpio-cells = <1>;
  				label	= "Front Panel LED";
  				gpios	= <&pio105 7>;
  				linux,default-trigger	= "heartbeat";
  			};
  		};
  
  		/* HDMI Tx I2C */
  		i2c@fed41000 {
  			/* HDMI V1.3a supports Standard mode only */
  			clock-frequency = <100000>;
  			i2c-min-scl-pulse-width-us = <0>;
  			i2c-min-sda-pulse-width-us = <5>;
  
  			status = "okay";
  		};
  
  		ethernet0: dwmac@fe810000 {
  			status			= "okay";
  			phy-mode		= "mii";
  			pinctrl-0		= <&pinctrl_mii0>;
  
  			snps,reset-gpio 	= <&pio106 2>;
  			snps,reset-active-low;
  			snps,reset-delays-us 	= <0 10000 10000>;
  		};
  
  		ethernet1: dwmac@fef08000 {
  			status			= "disabled";
  			phy-mode		= "mii";
  			st,tx-retime-src	= "txclk";
  
  			snps,reset-gpio 	= <&pio4 7>;
  			snps,reset-active-low;
  			snps,reset-delays-us 	= <0 10000 10000>;
  		};
  
  		keyscan: keyscan@fe4b0000 {
  			keypad,num-rows = <4>;
  			keypad,num-columns = <4>;
  			st,debounce-us = <5000>;
  			linux,keymap = < MATRIX_KEY(0x00, 0x00, KEY_F13)
  					 MATRIX_KEY(0x00, 0x01, KEY_F9)
  					 MATRIX_KEY(0x00, 0x02, KEY_F5)
  					 MATRIX_KEY(0x00, 0x03, KEY_F1)
  					 MATRIX_KEY(0x01, 0x00, KEY_F14)
  					 MATRIX_KEY(0x01, 0x01, KEY_F10)
  					 MATRIX_KEY(0x01, 0x02, KEY_F6)
  					 MATRIX_KEY(0x01, 0x03, KEY_F2)
  					 MATRIX_KEY(0x02, 0x00, KEY_F15)
  					 MATRIX_KEY(0x02, 0x01, KEY_F11)
  					 MATRIX_KEY(0x02, 0x02, KEY_F7)
  					 MATRIX_KEY(0x02, 0x03, KEY_F3)
  					 MATRIX_KEY(0x03, 0x00, KEY_F16)
  					 MATRIX_KEY(0x03, 0x01, KEY_F12)
  					 MATRIX_KEY(0x03, 0x02, KEY_F8)
  					 MATRIX_KEY(0x03, 0x03, KEY_F4) >;
  		};
  	};
  };