lsts_glued/systems/ntnu-b2xx/patches/linux/3.14/00-ntnu-b2xx-dts.patch

diff -Nru linux-3.14.16/arch/arm/boot/dts/am335x-ntnu-b2xx.dts linux-3.14.16.kk/arch/arm/boot/dts/am335x-ntnu-b2xx.dts
--- linux-3.14.16/arch/arm/boot/dts/am335x-ntnu-b2xx.dts	1970-01-01 01:00:00.000000000 +0100
+++ linux-3.14.16.kk/arch/arm/boot/dts/am335x-ntnu-b2xx.dts	2016-03-31 11:45:37.584000000 +0200
@@ -0,0 +1,169 @@
+/*
+ * Copyright (C) 2014 Universidade do Porto - Faculdade de Engenharia
+ *
+ * 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.
+ */
+
+#include "am335x-boneblack.dts"
+
+/ {
+	/* No need for HDMI. */
+	hdmi {
+		status = "disabled";
+	};
+	
+	/* PPS. */
+	pps {
+		pinctrl-names = "default";
+		pinctrl-0 = <&pps_pins>;
+		compatible = "pps-gpio";
+		status = "okay";
+		gpios = <&gpio2 13 0>;
+		assert-rising-edge;
+	};
+};
+
+
+
+&am33xx_pinmux {
+		pinctrl-names = "default";
+		pinctrl-0 = <&board_pins>;
+	
+	/* User space. */
+	board_pins: pinmux_board_pins {
+		/* lcd_data6 / gpio2_12 / GPIO 76 */
+		pinctrl-single,pins = <0xb8 (PIN_OUTPUT_PULLDOWN | MUX_MODE7)>;
+	};
+	
+	/* PPS. */
+	pps_pins: pinmux_pps_pins {
+		/* lcd_data7 / gpio2_13 */
+		pinctrl-single,pins = <0xbc (PIN_INPUT_PULLDOWN | MUX_MODE7)>;
+	};
+	
+	/* UART1. */
+	uart1_pins: pinmux_uart1_pins {
+		pinctrl-single,pins = <
+		/* uart1_rxd */
+		0x180 (PIN_INPUT_PULLUP | MUX_MODE0)
+		/* uart1_txd */
+		0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)
+		>;
+	};
+	
+	/* UART2. */
+	uart2_pins: pinmux_uart2_pins {
+		pinctrl-single,pins = <
+		/* uart2_rxd */
+		0x150 (PIN_INPUT_PULLUP | MUX_MODE1)
+		/* uart2_txd */
+		0x154 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)
+		>;
+	};
+	
+	/* UART4. */
+	uart4_pins: pinmux_uart4_pins {
+		pinctrl-single,pins = <
+		/* uart4_rxd */
+		0x70 (PIN_INPUT_PULLUP | MUX_MODE6)
+		/* uart4_txd */
+		0x74 (PIN_OUTPUT_PULLDOWN | MUX_MODE6)
+		>;
+	};
+	
+	/* GPIO on ntnu cape v1.2. */
+	gpio_pins: pinmux_gpio_pins {
+		pinctrl-single,pins = <
+			/* GPIO 48 - Pin P9 15 - GPIO 1_16 */
+			0x040 (PIN_INPUT_PULLUP | MUX_MODE7)
+			/* GPIO 51 - Pin P9 16  - GPIO 1_19 */
+			0x04c (PIN_OUTPUT_PULLDOWN | MUX_MODE7)
+			/* GPIO 4  - Pin P9 17  - GPIO 0_5 */
+			0x15c (PIN_INPUT_PULLUP | MUX_MODE7)
+			/* GPIO 48 - Pin P9 18  - GPIO 0_4 */
+			0x158 (PIN_OUTPUT_PULLDOWN | MUX_MODE7)
+		>;
+	};
+	
+
+	
+	/* SPI1 */
+	spi1_pins_s0: spi1_pins_s0 {
+		pinctrl-single,pins = <
+				0x190 0x33      /* mcasp0_aclkx.spi1_sclk, INPUT_PULLUP | MODE3 */
+				0x194 0x33      /* mcasp0_fsx.spi1_d0, INPUT_PULLUP | MODE3 */
+				0x198 0x13      /* mcasp0_axr0.spi1_d1, OUTPUT_PULLUP | MODE3 */
+				0x19c 0x13      /* mcasp0_ahclkr.spi1_cs0, OUTPUT_PULLUP | MODE3 */
+				0x164 0x12      /* eCAP0_in_PWM0_out.spi1_cs1 , OUTPUT_PULLUP | MODE2 */
+		>;
+	};
+	
+	/* I2C 2 */
+	i2c2_pins: pinmux_i2c2_pins {
+		pinctrl-single,pins = <
+				0x178 (PIN_INPUT_PULLUP | MUX_MODE3)   // spi0_d1.i2c2_sda,   IMPUT_PULLUP | MODE3
+				0x17c (PIN_INPUT_PULLUP | MUX_MODE3)    // spi0_cs0.i2c2_scl, INPUT_PULLUP | MODE3
+		>;
+	};
+};
+
+/ {
+/* GPIO. */
+	ntnu_gpio {
+		pinctrl-names = "default";
+		pinctrl-0 = <&gpio_pins>;
+		compatible = "ntnu-gpio";
+		status = "okay";
+	};
+};
+
+/* Enable UART1. */
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>;
+	status = "okay";
+};
+
+/* Enable UART2 (actual UART3). */
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pins>;
+	status = "okay";
+};
+
+/* Enable UART4. */
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart4_pins>;
+	status = "okay";
+};
+
+/* Enable SPI1 */
+&spi1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi1_pins_s0>;
+
+	spidev@1 {
+		spi-max-frequency = <24000000>;
+		reg = <0>;
+		compatible = "linux,spidev";
+	};
+	spidev@2 {
+		spi-max-frequency = <24000000>;
+		reg = <1>;
+		compatible = "linux,spidev";
+	};
+};
+
+/* Enable i2c-2 */
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins>;
+	status = "okay";
+	clock-frequency = <400000>;
+};
diff -Nru linux-3.14.16/arch/arm/boot/dts/Makefile linux-3.14.16.kk/arch/arm/boot/dts/Makefile
--- linux-3.14.16/arch/arm/boot/dts/Makefile	2014-08-08 01:50:59.000000000 +0200
+++ linux-3.14.16.kk/arch/arm/boot/dts/Makefile	2016-03-31 11:46:14.640000000 +0200
@@ -226,6 +226,7 @@
 	am335x-evmsk.dtb \
 	am335x-bone.dtb \
 	am335x-boneblack.dtb \
+	am335x-ntnu-b2xx.dtb \
 	am335x-nano.dtb \
 	am335x-base0033.dtb \
 	am3517-evm.dtb \