Commit e794db2c authored by Ezequiel Garcia's avatar Ezequiel Garcia Committed by Joachim Eastwood
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ARM: dts: add DT for CIAA LPC4337 industrial computer 



Add basic support for CIAA (Argentine Open Industrial Computer)
LPC4337 board. This commit enables the following peripherals:
  * UART
  * SSP
  * Ethernet

Signed-off-by: default avatarEzequiel Garcia <ezequiel@vanguardiasur.com.ar>
Signed-off-by: default avatarJoachim Eastwood <manabian@gmail.com>
parent a8069faf

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -211,6 +211,7 @@ dtb-$(CONFIG_MACH_KIRKWOOD) += \ 
	kirkwood-ts419-6281.dtb \

	kirkwood-ts419-6282.dtb

dtb-$(CONFIG_ARCH_LPC18XX) += \

	lpc4337-ciaa.dtb \

	lpc4350-hitex-eval.dtb \

	lpc4357-ea4357-devkit.dtb

dtb-$(CONFIG_ARCH_LPC32XX) += \

arch/arm/boot/dts/lpc4337-ciaa.dts

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+187 −0
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/*

 * CIAA NXP LPC4337 (http://www.proyecto-ciaa.com.ar)

 *

 * Copyright (C) 2015 VanguardiaSur - www.vanguardiasur.com.ar

 *

 * This code is released using a dual license strategy: BSD/GPL

 * You can choose the licence that better fits your requirements.

 *

 * Released under the terms of 3-clause BSD License

 * Released under the terms of GNU General Public License Version 2.0

 */

/dts-v1/;



#include "lpc18xx.dtsi"

#include "lpc4357.dtsi"



#include "dt-bindings/gpio/gpio.h"



/ {

	model = "CIAA NXP LPC4337";

	compatible = "ciaa,lpc4337", "nxp,lpc4337", "nxp,lpc4350";



	aliases {

		serial0 = &uart2;

		serial1 = &uart3;

	};



	chosen {

		bootargs = "console=ttyS0,115200 earlyprintk";

		stdout-path = &uart2;

	};



	memory {

		device_type = "memory";

		reg = <0x28000000 0x0800000>; /* 8 MB */

	};

};



&pinctrl {

	enet_rmii_pins: enet-rmii-pins {

		enet_rmii_rxd_cfg {

			pins = "p1_15", "p0_0";

			function = "enet";

			slew-rate = <1>;

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		enet_rmii_txd_cfg {

			pins = "p1_18", "p1_20";

			function = "enet";

			slew-rate = <1>;

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		enet_rmii_rx_dv_cfg {

			pins = "p1_16";

			function = "enet";

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		enet_rmii_tx_en_cfg {

			pins = "p0_1";

			function = "enet";

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		enet_ref_clk_cfg {

			pins = "p1_19";

			function = "enet";

			slew-rate = <1>;

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		enet_mdio_cfg {

			pins = "p1_17";

			function = "enet";

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		enet_mdc_cfg {

			pins = "p7_7";

			function = "enet";

			slew-rate = <1>;

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};

	};



	ssp_pins: ssp-pins {

		ssp1_cs {

			pins = "p6_7";

			function = "gpio";

			bias-pull-up;

			bias-disable;

		};



		ssp1_miso_mosi {

			pins = "p1_3", "p1_4";

			function = "ssp1";

			slew-rate = <1>;

			bias-pull-down;

			input-enable;

			input-schmitt-disable;

		};



		ssp1_sck {

			pins = "pf_4";

			function = "ssp1";

			slew-rate = <1>;

			bias-disable;

		};

	};



	uart2_pins: uart2-pins {

		uart2_rx_cfg {

			pins = "p7_2";

			function = "uart2";

			bias-disable;

			input-enable;

		};



		uart2_tx_cfg {

			pins = "p7_1";

			function = "uart2";

			bias-disable;

		};

	};



	uart3_pins: uart3-pins {

		uart3_rx_cfg {

			pins = "p2_4";

			function = "uart3";

			bias-disable;

			input-enable;

		};



		uart3_tx_cfg {

			pins = "p2_3";

			function = "uart3";

			bias-disable;

		};

	};

};



&enet_tx_clk {

	clock-frequency = <50000000>;

};



&mac {

	status = "okay";

	phy-mode = "rmii";

	pinctrl-names = "default";

	pinctrl-0 = <&enet_rmii_pins>;

};



&ssp1 {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&ssp_pins>;

	cs-gpios = <&gpio LPC_GPIO(5,15) GPIO_ACTIVE_HIGH>;

	num-cs = <1>;

};



&uart2 {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&uart2_pins>;

};



&uart3 {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&uart3_pins>;

};