From e794db2ccbb587198e74fbe4fc035131875bf1e4 Mon Sep 17 00:00:00 2001 From: Ezequiel Garcia Date: Mon, 1 Jun 2015 22:57:16 -0300 Subject: 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: Ezequiel Garcia Signed-off-by: Joachim Eastwood --- arch/arm/boot/dts/lpc4337-ciaa.dts | 187 +++++++++++++++++++++++++++++++++++++ 1 file changed, 187 insertions(+) create mode 100644 arch/arm/boot/dts/lpc4337-ciaa.dts (limited to 'arch/arm/boot/dts/lpc4337-ciaa.dts') diff --git a/arch/arm/boot/dts/lpc4337-ciaa.dts b/arch/arm/boot/dts/lpc4337-ciaa.dts new file mode 100644 index 000000000000..5f500c1ad89c --- /dev/null +++ b/arch/arm/boot/dts/lpc4337-ciaa.dts @@ -0,0 +1,187 @@ +/* + * 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>; +}; -- cgit v1.2.3