comparison resources/BB-BONE-PRU-BELA-00A0.dts @ 268:8d80eda512cd prerelease

Added new overlay for using PRU0 or PRU1, a script to halt board on button press, and several example projects

+/*
+* Copyright (C) 2013 Matt Ranostay <[e-mail]>
+*
+* 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.
+*/
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "ti,beaglebone", "ti,beaglebone-black", "ti,beaglebone-green";
+
+	/* identification */
+	part-number = "BB-BONE-PRU-BELA";
+	version = "00A0";
+
+	/* state the resources this cape uses */
+	exclusive-use =
+		/* the pin header uses */
+		"P8.41",	/* pru1: pr1_pru1_pru_r30_4 */
+		"P8.42",	/* pru1: pr1_pru1_pru_r30_5 */
+		"P8.43",	/* pru1: pr1_pru1_pru_r30_2 */
+		"P8.44",	/* pru1: pr1_pru1_pru_r30_3 */
+		"P8.45",	/* pru1: pr1_pru1_pru_r30_0 */
+		"P8.46",	/* pru1: pr1_pru1_pru_r30_1 */
+		"P9.27",
+		/* the hardware IP uses */
+		"pru0",
+		"pru1";
+
+	fragment@0 {
+		target = <&am33xx_pinmux>;
+		__overlay__ {
+
+			pru_bela_pins: pinmux_pru_bela_pins {
+				pinctrl-single,pins = <
+					0x1a4 0x37	/* P9 27 GPIO3_19: mcasp0_fsr.gpio3[19] | MODE7 | INPUT | pullup */
+					0x0b0 0x25	/* lcd_data4.pr1_pru1_pru_r30_4, MODE5 | OUTPUT | PRU */
+					0x0b4 0x25	/* lcd_data5.pr1_pru1_pru_r30_5, MODE5 | OUTPUT | PRU */
+					0x0ac 0x25	/* lcd_data3.pr1_pru1_pru_r30_3, MODE5 | OUTPUT | PRU */
+					0x0a0 0x25	/* lcd_data0.pr1_pru1_pru_r30_0, MODE5 | OUTPUT | PRU */
+					0x0a4 0x25	/* lcd_data1.pr1_pru1_pru_r30_1, MODE5 | OUTPUT | PRU */
+					0x0a8 0x25	/* lcd_data2.pr1_pru1_pru_r30_2, MODE5 | OUTPUT | PRU */
+				>;
+			};
+		};
+	};
+
+	fragment@2 {
+		target = <&pruss>;
+		__overlay__ {
+			status = "okay";
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&pru_bela_pins>;
+		};
+	};
+};