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#!/bin/sh
# one time
wget http://elinux.org/images/e/e4/Minidisplay-example.tar.gz
tar xzf Minidisplay-example.tar.gz
cd minidisplay-example/
make

# every time
config-pin overlay BB-SPIDEV0
#config-pin overlay cape-universal
#config-pin p9.22 spi
#config-pin p9.18 spi
#config-pin p9.17 spi
./minidisplay-test

/*
* Copyright (C) 2013 Matt Ranostay <mranostay@gmail.com>
* Copyright (C) 2015 Jason Kridner, Texas Instruments <jdk@ti.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
* published by the Free Software Foundation.
*
* Tested against https://github.com/beagleboard/linux/blob/3.8/drivers/video/st7735fb.c
* using hardware http://elinux.org/CircuitCo:MiniDisplay_Cape
*
* Built and tested against BeagleBone Black 2015-01-19 Debian image by:
* # apt-get update
* # apt-get install -y fbi
* # dtc -O dtb -o cape-minidisplay-00A0.dtbo -b 0 -@ cape-minidisplay-00A0.dts
* # install -m 444 cape-minidisplay-00A0.dtbo /lib/firmware
* # config-pin overlay cape-minidisplay
* # 
*/
/dts-v1/;
/plugin/;

/*
 * Pin assignments
 *
 * Module      Connector
 * SCK     <-  P9.22
 * MOSI    <-  P9.18
 * TFT_CS  <-  P9.17
 * RESET   <-  P9.23
 *
 */

/ {
	compatible = "ti,beaglebone", "ti,beaglebone-black";
	part-number = "BB-MINIDISPLAY-01";
	version = "00A0";

	/* state the resources this cape uses */
	exclusive-use =
		/* the pin header uses */
		"P9.23",	/* lcd: gpio1_17 */
		"P9.22",	/* spi: spi0_sclk */
		"P9.18",	/* spi: spi0_d1 */
		"P9.17",	/* spi: spi0_cs0 */
		/* the hardware IP uses */
		"gpio1_17",
		"spi0";

	fragment@0 {
		target = <&am33xx_pinmux>;
		__overlay__ {
			bone_minidisplay_lcd_pins: pinmux_bone_minidisplay_lcd_pins {
				pinctrl-single,pins = <
					0x044 0x17      /* gpmc_a1.gpio1_17, OUTPUT_PULLUP | MODE7 */
				>;
			};

			bone_minidisplay_spi0_pins: pinmux_minidisplay_spi0_pins {
				pinctrl-single,pins = <
					0x150 0x33	/* spi0_sclk.spi0_sclk, INPUT_PULLUP | MODE3 */
					0x158 0x13	/* spi0_d1.spi0_d1, OUTPUT_PULLUP | MODE3 */
					0x15c 0x13	/* spi0_cs0.spi0_cs0, OUTPUT_PULLUP | MODE3 */
				>;
			};
		};
	};


	fragment@1 {
		target = <&spi0>;

		__overlay__ {
			#address-cells = <1>;
			#size-cells = <0>;

			status		= "okay";
			pinctrl-names	= "default";
			pinctrl-0	= <&bone_minidisplay_spi0_pins>;

			lcd@0 {
				#address-cells = <1>;
				#size-cells = <0>;

				compatible = "sitronix,st7735";
				reg = <0>;

				spi-max-frequency = <8000000>;
				spi-cpol;
				spi-cpha;

				pinctrl-names = "default";
				pinctrl-0 = <&bone_minidisplay_lcd_pins>;

				st7735-rst = <&gpio1 17 0>;
			};
		};
	};
};

#!/bin/sh
pand --connect 04:0C:CE:DB:3F:79
ifconfig bnep0 up
dhclient bnep0
echo "nameserver 8.8.8.8" > /etc/resolv.conf
ntpdate pool.ntp.org
sleep 24h