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      1 // SPDX-License-Identifier: GPL-2.0-only
      2 /*
      3  *  linux/arch/arm/boot/nspire-classic.dts
      4  *
      5  *  Copyright (C) 2013 Daniel Tang <tangrs (a] tangrs.id.au>
      6  */
      7 
      8 /include/ "nspire.dtsi"
      9 
     10 &lcd {
     11 	port {
     12 		clcd_pads: endpoint {
     13 			remote-endpoint = <&panel_in>;
     14 		};
     15 	};
     16 };
     17 
     18 &fast_timer {
     19 	/* compatible = "lsi,zevio-timer"; */
     20 	reg = <0x90010000 0x1000>, <0x900A0010 0x8>;
     21 };
     22 
     23 &uart {
     24 	compatible = "ns16550";
     25 	reg-shift = <2>;
     26 	reg-io-width = <4>;
     27 	clocks = <&apb_pclk>;
     28 	no-loopback-test;
     29 };
     30 
     31 &timer0 {
     32 	/* compatible = "lsi,zevio-timer"; */
     33 	reg = <0x900C0000 0x1000>, <0x900A0018 0x8>;
     34 };
     35 
     36 &timer1 {
     37 	compatible = "lsi,zevio-timer";
     38 	reg = <0x900D0000 0x1000>, <0x900A0020 0x8>;
     39 };
     40 
     41 &keypad {
     42 	active-low;
     43 
     44 };
     45 
     46 &base_clk {
     47 	compatible = "lsi,nspire-classic-clock";
     48 };
     49 
     50 &ahb_clk {
     51 	compatible = "lsi,nspire-classic-ahb-divider";
     52 };
     53 
     54 
     55 &vbus_reg {
     56 	gpio = <&gpio 5 0>;
     57 };
     58 
     59 / {
     60 	memory {
     61 		device_type = "memory";
     62 		reg = <0x10000000 0x2000000>; /* 32 MB */
     63 	};
     64 
     65 	ahb {
     66 		#address-cells = <1>;
     67 		#size-cells = <1>;
     68 
     69 		intc: interrupt-controller@DC000000 {
     70 			compatible = "lsi,zevio-intc";
     71 			interrupt-controller;
     72 			reg = <0xDC000000 0x1000>;
     73 			#interrupt-cells = <1>;
     74 		};
     75 	};
     76 
     77 	panel {
     78 		compatible = "ti,nspire-classic-lcd-panel";
     79 		port {
     80 			panel_in: endpoint {
     81 				remote-endpoint = <&clcd_pads>;
     82 			};
     83 		};
     84 	};
     85 	chosen {
     86 		bootargs = "debug earlyprintk console=tty0 console=ttyS0,115200n8 root=/dev/ram0";
     87 	};
     88 };
     89