bfd0b498be
Enable the MMC/SD controller on EA4357 devkit and add pin muxing plus a regulator. Signed-off-by: Joachim Eastwood <manabian@gmail.com>
109 lines
1.9 KiB
Plaintext
109 lines
1.9 KiB
Plaintext
/*
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* Embedded Artist LPC4357 Developer's Kit
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*
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* Copyright 2015 Joachim Eastwood <manabian@gmail.com>
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*
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* This code is released using a dual license strategy: BSD/GPL
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* You can choose the licence that better fits your requirements.
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*
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* Released under the terms of 3-clause BSD License
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* Released under the terms of GNU General Public License Version 2.0
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*
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*/
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/dts-v1/;
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#include "lpc18xx.dtsi"
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#include "lpc4357.dtsi"
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/ {
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model = "Embedded Artists' LPC4357 Developer's Kit";
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compatible = "ea,lpc4357-developers-kit", "nxp,lpc4357", "nxp,lpc4350";
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aliases {
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serial0 = &uart0;
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serial1 = &uart1;
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serial2 = &uart2;
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serial3 = &uart3;
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};
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chosen {
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stdout-path = &uart0;
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};
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memory {
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device_type = "memory";
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reg = <0x28000000 0x2000000>; /* 32 MB */
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};
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/* vmmc is controlled by sdmmc host internally */
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vmmc: vmmc_fixed {
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compatible = "regulator-fixed";
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regulator-name = "vmmc-supply";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&pinctrl {
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sdmmc_pins: sdmmc-pins {
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sdmmc_clk_cfg {
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pins = "pc_0";
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function = "sdmmc";
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slew-rate = <1>;
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bias-pull-down;
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};
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sdmmc_cmd_dat0_3_cfg {
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pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";
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function = "sdmmc";
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slew-rate = <1>;
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bias-disable;
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input-enable;
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input-schmitt-disable;
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};
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sdmmc_cd_cfg {
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pins = "pc_8";
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function = "sdmmc";
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bias-pull-down;
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input-enable;
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};
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sdmmc_pow_cfg {
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pins = "pc_9";
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function = "sdmmc";
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bias-pull-down;
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};
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};
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uart0_pins: uart0-pins {
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uart0_rx_cfg {
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pins = "pf_11";
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function = "uart0";
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input-schmitt-disable;
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bias-disable;
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input-enable;
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};
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uart0_tx_cfg {
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pins = "pf_10";
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function = "uart0";
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bias-pull-down;
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};
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};
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};
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&mmcsd {
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status = "okay";
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bus-width = <4>;
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vmmc-supply = <&vmmc>;
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pinctrl-names = "default";
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pinctrl-0 = <&sdmmc_pins>;
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};
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&uart0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins>;
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};
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