140 lines
3.8 KiB
Diff
140 lines
3.8 KiB
Diff
diff -ruN linux-3.14.16/arch/arm/boot/dts/am335x-lctr-b2xx-ntnu-uart.dts linux-3.14.16.kk/arch/arm/boot/dts/am335x-lctr-b2xx-ntnu-uart.dts
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--- linux-3.14.16/arch/arm/boot/dts/am335x-lctr-b2xx-ntnu-uart.dts 1970-01-01 01:00:00.000000000 +0100
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+++ linux-3.14.16.kk/arch/arm/boot/dts/am335x-lctr-b2xx-ntnu-uart.dts 2015-08-13 13:31:06.308000000 +0200
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@@ -0,0 +1,124 @@
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+/*
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+ * Copyright (C) 2014 Universidade do Porto - Faculdade de Engenharia
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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+ */
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+
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+#include "am335x-lctr-b2xx.dts"
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+
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+
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+
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+&am33xx_pinmux {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&board_pins>;
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+
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+
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+ /* UART2. */
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+ uart2_pins: pinmux_uart2_pins {
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+ pinctrl-single,pins = <
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+ /* uart2_rxd */
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+ 0x150 (PIN_INPUT_PULLUP | MUX_MODE1)
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+ /* uart2_txd */
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+ 0x154 (PIN_OUTPUT_PULLDOWN | MUX_MODE1)
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+ >;
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+ };
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+
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+ /* GPIO on ntnu cape v1.2. */
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+ gpio_pins: pinmux_gpio_pins {
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+ pinctrl-single,pins = <
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+ /* GPIO 48 - Pin P9 15 - GPIO 1_16 */
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+ 0x040 (PIN_INPUT_PULLUP | MUX_MODE7)
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+ /* GPIO 51 - Pin P9 16 - GPIO 1_19 */
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+ 0x04c (PIN_OUTPUT_PULLDOWN | MUX_MODE7)
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+ /* GPIO 4 - Pin P9 17 - GPIO 0_5 */
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+ 0x15c (PIN_INPUT_PULLUP | MUX_MODE7)
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+ /* GPIO 48 - Pin P9 18 - GPIO 0_4 */
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+ 0x158 (PIN_OUTPUT_PULLDOWN | MUX_MODE7)
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+ >;
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+ };
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+
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+ /* UART4. */
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+ uart4_pins: pinmux_uart4_pins {
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+ pinctrl-single,pins = <
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+ /* uart4_rxd */
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+ 0x70 (PIN_INPUT_PULLUP | MUX_MODE6)
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+ /* uart4_txd */
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+ 0x74 (PIN_OUTPUT_PULLDOWN | MUX_MODE6)
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+ >;
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+ };
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+
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+ /* SPI1 */
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+ spi1_pins_s0: spi1_pins_s0 {
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+ pinctrl-single,pins = <
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+ 0x190 0x33 /* mcasp0_aclkx.spi1_sclk, INPUT_PULLUP | MODE3 */
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+ 0x194 0x33 /* mcasp0_fsx.spi1_d0, INPUT_PULLUP | MODE3 */
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+ 0x198 0x13 /* mcasp0_axr0.spi1_d1, OUTPUT_PULLUP | MODE3 */
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+ 0x19c 0x13 /* mcasp0_ahclkr.spi1_cs0, OUTPUT_PULLUP | MODE3 */
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+ 0x164 0x12 /* eCAP0_in_PWM0_out.spi1_cs1 , OUTPUT_PULLUP | MODE2 */
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+ >;
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+ };
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+
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+ /* I2C 2 */
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+ i2c2_pins: pinmux_i2c2_pins {
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+ pinctrl-single,pins = <
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+ 0x178 (PIN_INPUT_PULLUP | MUX_MODE3) // spi0_d1.i2c2_sda, IMPUT_PULLUP | MODE3
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+ 0x17c (PIN_INPUT_PULLUP | MUX_MODE3) // spi0_cs0.i2c2_scl, INPUT_PULLUP | MODE3
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+ >;
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+ };
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+};
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+
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+/ {
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+/* GPIO. */
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+ ntnu_gpio {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&gpio_pins>;
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+ compatible = "ntnu-gpio";
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+ status = "okay";
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+ };
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+};
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+
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+/* Enable UART2. */
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+&uart2 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&uart2_pins>;
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+ status = "okay";
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+};
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+
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+/* Enable UART4. */
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+&uart4 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&uart4_pins>;
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+ status = "okay";
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+};
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+
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+/* Enable SPI1 */
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+&spi1 {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&spi1_pins_s0>;
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+
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+ spidev@1 {
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+ spi-max-frequency = <24000000>;
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+ reg = <0>;
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+ compatible = "linux,spidev";
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+ };
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+ spidev@2 {
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+ spi-max-frequency = <24000000>;
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+ reg = <1>;
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+ compatible = "linux,spidev";
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+ };
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+};
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+
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+/* Enable i2c-2 */
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+&i2c2 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2c2_pins>;
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+
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+ status = "okay";
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+ clock-frequency = <400000>;
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+
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+};
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diff -ruN linux-3.14.16/arch/arm/boot/dts/Makefile linux-3.14.16.kk/arch/arm/boot/dts/Makefile
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--- linux-3.14.16/arch/arm/boot/dts/Makefile 2014-08-08 01:50:59.000000000 +0200
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+++ linux-3.14.16.kk/arch/arm/boot/dts/Makefile 2015-11-04 13:15:01.096000000 +0100
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@@ -227,6 +227,7 @@
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am335x-bone.dtb \
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am335x-boneblack.dtb \
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am335x-nano.dtb \
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+ am335x-lctr-b2xx-ntnu-uart.dtb \
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am335x-base0033.dtb \
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am3517-evm.dtb \
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am3517_mt_ventoux.dtb \
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