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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (C) 2015 Freescale Semiconductor, Inc.
* Copyright (C) 2019 reMarkable AS - http://www.remarkable.com/
*
*/
/dts-v1/;
#include "imx7d.dtsi"
/ {
model = "reMarkable 2.0";
compatible = "remarkable,imx7d-remarkable2", "fsl,imx7d";
chosen {
stdout-path = &uart6;
};
memory@80000000 {
device_type = "memory";
reg = <0x80000000 0x40000000>;
};
reg_brcm: regulator-brcm {
compatible = "regulator-fixed";
regulator-name = "brcm_reg";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_brcm_reg>;
gpio = <&gpio6 13 GPIO_ACTIVE_HIGH>;
enable-active-high;
startup-delay-us = <150>;
};
wifi_pwrseq: wifi_pwrseq {
compatible = "mmc-pwrseq-simple";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wifi>;
reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
clocks = <&clks IMX7D_CLKO2_ROOT_DIV>;
clock-names = "ext_clock";
};
};
&clks {
assigned-clocks = <&clks IMX7D_CLKO2_ROOT_SRC>,
<&clks IMX7D_CLKO2_ROOT_DIV>;
assigned-clock-parents = <&clks IMX7D_CKIL>;
assigned-clock-rates = <0>, <32768>;
};
&snvs_pwrkey {
status = "okay";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
assigned-clocks = <&clks IMX7D_UART1_ROOT_SRC>;
assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>;
status = "okay";
};
&uart6 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart6>;
assigned-clocks = <&clks IMX7D_UART6_ROOT_SRC>;
assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>;
status = "okay";
};
&usbotg2 {
srp-disable;
hnp-disable;
status = "okay";
};
&usdhc2 {
#address-cells = <1>;
#size-cells = <0>;
pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
pinctrl-0 = <&pinctrl_usdhc2>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
mmc-pwrseq = <&wifi_pwrseq>;
vmmc-supply = <®_brcm>;
bus-width = <4>;
non-removable;
keep-power-in-suspend;
cap-power-off-card;
status = "okay";
brcmf: bcrmf@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
};
};
&usdhc3 {
pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
pinctrl-0 = <&pinctrl_usdhc3>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
pinctrl-3 = <&pinctrl_usdhc3>;
assigned-clocks = <&clks IMX7D_USDHC3_ROOT_CLK>;
assigned-clock-rates = <400000000>;
bus-width = <8>;
non-removable;
status = "okay";
};
&wdog1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdog>;
fsl,ext-reset-output;
};
&iomuxc {
pinctrl_brcm_reg: brcmreggrp {
fsl,pins = <
/* WIFI_PWR_EN */
MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x14
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79
MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX 0x79
>;
};
pinctrl_uart6: uart6grp {
fsl,pins = <
MX7D_PAD_EPDC_DATA09__UART6_DCE_TX 0x79
MX7D_PAD_EPDC_DATA08__UART6_DCE_RX 0x79
>;
};
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX7D_PAD_SD2_CMD__SD2_CMD 0x59
MX7D_PAD_SD2_CLK__SD2_CLK 0x19
MX7D_PAD_SD2_DATA0__SD2_DATA0 0x59
MX7D_PAD_SD2_DATA1__SD2_DATA1 0x59
MX7D_PAD_SD2_DATA2__SD2_DATA2 0x59
MX7D_PAD_SD2_DATA3__SD2_DATA3 0x59
>;
};
pinctrl_usdhc2_100mhz: usdhc2grp_100mhz {
fsl,pins = <
MX7D_PAD_SD2_CMD__SD2_CMD 0x5a
MX7D_PAD_SD2_CLK__SD2_CLK 0x1a
MX7D_PAD_SD2_DATA0__SD2_DATA0 0x5a
MX7D_PAD_SD2_DATA1__SD2_DATA1 0x5a
MX7D_PAD_SD2_DATA2__SD2_DATA2 0x5a
MX7D_PAD_SD2_DATA3__SD2_DATA3 0x5a
>;
};
pinctrl_usdhc2_200mhz: usdhc2grp_200mhz {
fsl,pins = <
MX7D_PAD_SD2_CMD__SD2_CMD 0x5b
MX7D_PAD_SD2_CLK__SD2_CLK 0x1b
MX7D_PAD_SD2_DATA0__SD2_DATA0 0x5b
MX7D_PAD_SD2_DATA1__SD2_DATA1 0x5b
MX7D_PAD_SD2_DATA2__SD2_DATA2 0x5b
MX7D_PAD_SD2_DATA3__SD2_DATA3 0x5b
>;
};
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <
MX7D_PAD_SD3_CMD__SD3_CMD 0x59
MX7D_PAD_SD3_CLK__SD3_CLK 0x19
MX7D_PAD_SD3_DATA0__SD3_DATA0 0x59
MX7D_PAD_SD3_DATA1__SD3_DATA1 0x59
MX7D_PAD_SD3_DATA2__SD3_DATA2 0x59
MX7D_PAD_SD3_DATA3__SD3_DATA3 0x59
MX7D_PAD_SD3_DATA4__SD3_DATA4 0x59
MX7D_PAD_SD3_DATA5__SD3_DATA5 0x59
MX7D_PAD_SD3_DATA6__SD3_DATA6 0x59
MX7D_PAD_SD3_DATA7__SD3_DATA7 0x59
MX7D_PAD_SD3_STROBE__SD3_STROBE 0x19
>;
};
pinctrl_usdhc3_100mhz: usdhc3grp_100mhz {
fsl,pins = <
MX7D_PAD_SD3_CMD__SD3_CMD 0x5a
MX7D_PAD_SD3_CLK__SD3_CLK 0x1a
MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5a
MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5a
MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5a
MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5a
MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5a
MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5a
MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5a
MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5a
MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1a
>;
};
pinctrl_usdhc3_200mhz: usdhc3grp_200mhz {
fsl,pins = <
MX7D_PAD_SD3_CMD__SD3_CMD 0x5b
MX7D_PAD_SD3_CLK__SD3_CLK 0x1b
MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5b
MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5b
MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5b
MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5b
MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5b
MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5b
MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5b
MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5b
MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1b
>;
};
pinctrl_wdog: wdoggrp {
fsl,pins = <
MX7D_PAD_ENET1_COL__WDOG1_WDOG_ANY 0x74
>;
};
pinctrl_wifi: wifigrp {
fsl,pins = <
/* WiFi Reg On */
MX7D_PAD_SD2_CD_B__GPIO5_IO9 0x00000014
/* WiFi Sleep 32k */
MX7D_PAD_SD1_WP__CCM_CLKO2 0x00000014
>;
};
};
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