/*
* Embedded Artist LPC4357 Developer's Kit
*
* Copyright 2015 Joachim Eastwood <[email protected]>
*
* 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/input/input.h"
#include "dt-bindings/gpio/gpio.h"
/ {
model = "Embedded Artists' LPC4357 Developer's Kit";
compatible = "ea,lpc4357-developers-kit", "nxp,lpc4357", "nxp,lpc4350";
aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
serial3 = &uart3;
};
chosen {
stdout-path = &uart0;
};
memory@28000000 {
device_type = "memory";
reg = <0x28000000 0x2000000>; /* 32 MB */
};
vcc: vcc_fixed {
compatible = "regulator-fixed";
regulator-name = "3v3-supply";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
/* vmmc is controlled by sdmmc host internally */
vmmc: vmmc_fixed {
compatible = "regulator-fixed";
regulator-name = "vmmc-supply";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
gpio_joystick {
compatible = "gpio-keys-polled";
pinctrl-names = "default";
pinctrl-0 = <&gpio_joystick_pins>;
poll-interval = <100>;
autorepeat;
button0 {
label = "joy_enter";
linux,code = <KEY_ENTER>;
gpios = <&gpio LPC_GPIO(4,8) GPIO_ACTIVE_LOW>;
};
button1 {
label = "joy_left";
linux,code = <KEY_LEFT>;
gpios = <&gpio LPC_GPIO(4,9) GPIO_ACTIVE_LOW>;
};
button2 {
label = "joy_up";
linux,code = <KEY_UP>;
gpios = <&gpio LPC_GPIO(4,10) GPIO_ACTIVE_LOW>;
};
button3 {
label = "joy_right";
linux,code = <KEY_RIGHT>;
gpios = <&gpio LPC_GPIO(4,12) GPIO_ACTIVE_LOW>;
};
button4 {
label = "joy_down";
linux,code = <KEY_DOWN>;
gpios = <&gpio LPC_GPIO(4,13) GPIO_ACTIVE_LOW>;
};
};
leds_mmio {
compatible = "gpio-leds";
led1 {
gpios = <&mmio_leds 15 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
led2 {
gpios = <&mmio_leds 14 GPIO_ACTIVE_HIGH>;
};
led3 {
gpios = <&mmio_leds 13 GPIO_ACTIVE_HIGH>;
};
led4 {
gpios = <&mmio_leds 12 GPIO_ACTIVE_HIGH>;
};
led5 {
gpios = <&mmio_leds 11 GPIO_ACTIVE_HIGH>;
};
led6 {
gpios = <&mmio_leds 10 GPIO_ACTIVE_HIGH>;
};
led7 {
gpios = <&mmio_leds 9 GPIO_ACTIVE_HIGH>;
};
led8 {
gpios = <&mmio_leds 8 GPIO_ACTIVE_HIGH>;
};
led9 {
gpios = <&mmio_leds 7 GPIO_ACTIVE_HIGH>;
};
led10 {
gpios = <&mmio_leds 6 GPIO_ACTIVE_HIGH>;
};
led11 {
gpios = <&mmio_leds 5 GPIO_ACTIVE_HIGH>;
};
led12 {
gpios = <&mmio_leds 4 GPIO_ACTIVE_HIGH>;
};
led13 {
gpios = <&mmio_leds 3 GPIO_ACTIVE_HIGH>;
};
led14 {
gpios = <&mmio_leds 2 GPIO_ACTIVE_HIGH>;
};
led15 {
gpios = <&mmio_leds 1 GPIO_ACTIVE_HIGH>;
};
led16 {
gpios = <&mmio_leds 0 GPIO_ACTIVE_HIGH>;
};
};
};
&pinctrl {
emc_pins: emc-pins {
emc_addr0_23_cfg {
pins = "p2_9", "p2_10", "p2_11", "p2_12",
"p2_13", "p1_0", "p1_1", "p1_2",
"p2_8", "p2_7", "p2_6", "p2_2",
"p2_1", "p2_0", "p6_8", "p6_7",
"pd_16", "pd_15", "pe_0", "pe_1",
"pe_2", "pe_3", "pe_4", "pa_4";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_data0_31_cfg {
pins = "p1_7", "p1_8", "p1_9", "p1_10",
"p1_11", "p1_12", "p1_13", "p1_14",
"p5_4", "p5_5", "p5_6", "p5_7",
"p5_0", "p5_1", "p5_2", "p5_3",
"pd_2", "pd_3", "pd_4", "pd_5",
"pd_6", "pd_7", "pd_8", "pd_9",
"pe_5", "pe_6", "pe_7", "pe_8",
"pe_9", "pe_10", "pe_11", "pe_12";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_we_oe_cfg {
pins = "p1_6", "p1_3";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_bls0_3_cfg {
pins = "p1_4", "p6_6", "pd_13", "pd_10";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_cs0_3_cfg {
pins = "p1_5", "p6_3", "pd_12", "pd_11";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_sdram_dqm0_3_cfg {
pins = "p6_12", "p6_10", "pd_0", "pe_13";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_sdram_ras_cas_cfg {
pins = "p6_5", "p6_4";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_sdram_dycs0_cfg {
pins = "p6_9";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_sdram_cke_cfg {
pins = "p6_11";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
emc_sdram_clock_cfg {
pins = "clk0", "clk1", "clk2", "clk3";
function = "emc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
};
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 = "pc_1";
function = "enet";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
};
gpio_joystick_pins: gpio-joystick-pins {
gpio_joystick_cfg {
pins = "p9_0", "p9_1", "pa_1", "pa_2", "pa_3";
function = "gpio";
input-enable;
bias-disable;
};
};
i2c0_pins: i2c0-pins {
i2c0_pins_cfg {
pins = "i2c0_scl", "i2c0_sda";
function = "i2c0";
input-enable;
};
};
sdmmc_pins: sdmmc-pins {
sdmmc_clk_cfg {
pins = "pc_0";
function = "sdmmc";
slew-rate = <1>;
bias-pull-down;
};
sdmmc_cmd_dat0_3_cfg {
pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";
function = "sdmmc";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
sdmmc_cd_cfg {
pins = "pc_8";
function = "sdmmc";
bias-pull-down;
input-enable;
};
sdmmc_pow_cfg {
pins = "pc_9";
function = "sdmmc";
bias-pull-down;
};
};
spifi_pins: spifi-pins {
spifi_clk_cfg {
pins = "p3_3";
function = "spifi";
slew-rate = <1>;
bias-disable;
input-enable;
input-schmitt-disable;
};
spifi_mosi_miso_sio2_3_cfg {
pins = "p3_7", "p3_6", "p3_5", "p3_4";
function = "spifi";
slew-rate = <0>;
bias-disable;
input-enable;
input-schmitt-disable;
};
spifi_cs_cfg {
pins = "p3_8";
function = "spifi";
bias-disable;
};
};
ssp0_pins: ssp0-pins {
ssp0_sck_miso_mosi {
pins = "pf_0", "pf_2", "pf_3";
function = "ssp0";
slew-rate = <1>;
bias-pull-down;
input-enable;
input-schmitt-disable;
};
ssp0_ssel {
pins = "pf_1";
function = "ssp0";
bias-pull-up;
};
};
uart0_pins: uart0-pins {
uart0_rx_cfg {
pins = "pf_11";
function = "uart0";
input-schmitt-disable;
bias-disable;
input-enable;
};
uart0_tx_cfg {
pins = "pf_10";
function = "uart0";
bias-pull-down;
};
};
uart3_pins: uart3-pins {
uart3_rx_cfg {
pins = "p2_4";
function = "uart3";
input-schmitt-disable;
bias-disable;
input-enable;
};
uart3_tx_cfg {
pins = "p9_3";
function = "uart3";
bias-pull-down;
};
};
usb0_pins: usb0-pins {
usb0_pwr_enable {
pins = "p2_3";
function = "usb0";
};
usb0_pwr_fault {
pins = "p8_0";
function = "usb0";
bias-disable;
input-enable;
};
};
};
&adc0 {
status = "okay";
vref-supply = <&vcc>;
};
&i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
clock-frequency = <400000>;
mma7455@1d {
compatible = "fsl,mma7455";
reg = <0x1d>;
};
lm75@48 {
compatible = "nxp,lm75";
reg = <0x48>;
};
eeprom@57 {
compatible = "microchip,24c64", "atmel,24c64";
reg = <0x57>;
};
};
&dac {
status = "okay";
vref-supply = <&vcc>;
};
&emc {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&emc_pins>;
cs0 {
#address-cells = <2>;
#size-cells = <1>;
ranges;
mpmc,cs = <0>;
mpmc,memory-width = <16>;
mpmc,byte-lane-low;
mpmc,write-enable-delay = <0>;
mpmc,output-enable-delay = <0>;
mpmc,read-access-delay = <70>;
mpmc,page-mode-read-delay = <70>;
flash@0,0 {
compatible = "sst,sst39vf320", "cfi-flash";
reg = <0 0 0x400000>;
bank-width = <2>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "bootloader";
reg = <0x000000 0x040000>; /* 256 KiB */
};
partition@1 {
label = "kernel";
reg = <0x040000 0x2c0000>; /* 2.75 MiB */
};
partition@2 {
label = "rootfs";
reg = <0x300000 0x100000>; /* 1 MiB */
};
};
};
cs2 {
#address-cells = <2>;
#size-cells = <1>;
ranges;
mpmc,cs = <2>;
mpmc,memory-width = <16>;
mmio_leds: gpio@2,0 {
compatible = "ti,7416374";
reg = <2 0 0x2>;
gpio-controller;
#gpio-cells = <2>;
};
};
};
&enet_tx_clk {
clock-frequency = <50000000>;
};
&mac {
status = "okay";
phy-mode = "rmii";
pinctrl-names = "default";
pinctrl-0 = <&enet_rmii_pins>;
};
&mmcsd {
status = "okay";
bus-width = <4>;
vmmc-supply = <&vmmc>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_pins>;
};
&spifi {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&spifi_pins>;
flash {
compatible = "jedec,spi-nor";
spi-cpol;
spi-cpha;
spi-rx-bus-width = <4>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "data";
reg = <0 0x200000>;
};
};
};
&ssp0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&ssp0_pins>;
num-cs = <1>;
};
&uart0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
};
&uart3 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};
&usb0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&usb0_pins>;
};
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