|  | /* | 
|  | * Embedded Artist LPC4357 Developer's Kit | 
|  | * | 
|  | * Copyright 2015 Joachim Eastwood <manabian@gmail.com> | 
|  | * | 
|  | * 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>; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | 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"; | 
|  | 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>; | 
|  | }; |