297 lines
7.0 KiB
Plaintext
297 lines
7.0 KiB
Plaintext
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (C) 2015 Freescale Semiconductor, Inc.
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* Copyright (C) 2019 reMarkable AS - http://www.remarkable.com/
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*
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*/
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/dts-v1/;
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#include "imx7d.dtsi"
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/ {
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model = "reMarkable 2.0";
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compatible = "remarkable,imx7d-remarkable2", "fsl,imx7d";
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chosen {
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stdout-path = &uart6;
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};
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memory@80000000 {
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device_type = "memory";
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reg = <0x80000000 0x40000000>;
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};
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reg_brcm: regulator-brcm {
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compatible = "regulator-fixed";
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regulator-name = "brcm_reg";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_brcm_reg>;
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gpio = <&gpio6 13 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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startup-delay-us = <150>;
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};
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reg_digitizer: regulator-digitizer {
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compatible = "regulator-fixed";
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regulator-name = "VDD_3V3_DIGITIZER";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&pinctrl_digitizer_reg>;
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pinctrl-1 = <&pinctrl_digitizer_reg>;
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gpio = <&gpio1 6 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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startup-delay-us = <100000>; /* 100 ms */
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};
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wifi_pwrseq: wifi_pwrseq {
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compatible = "mmc-pwrseq-simple";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_wifi>;
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reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
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clocks = <&clks IMX7D_CLKO2_ROOT_DIV>;
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clock-names = "ext_clock";
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};
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};
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&clks {
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assigned-clocks = <&clks IMX7D_CLKO2_ROOT_SRC>,
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<&clks IMX7D_CLKO2_ROOT_DIV>;
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assigned-clock-parents = <&clks IMX7D_CKIL>;
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assigned-clock-rates = <0>, <32768>;
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};
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&i2c1 {
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clock-frequency = <400000>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c1>;
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status = "okay";
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wacom_digitizer: digitizer@9 {
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compatible = "hid-over-i2c";
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reg = <0x09>;
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hid-descr-addr = <0x01>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_wacom>;
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interrupt-parent = <&gpio1>;
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interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
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touchscreen-inverted-x;
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touchscreen-inverted-y;
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vdd-supply = <®_digitizer>;
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};
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};
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&snvs_pwrkey {
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart1>;
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assigned-clocks = <&clks IMX7D_UART1_ROOT_SRC>;
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assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>;
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status = "okay";
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};
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&uart6 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_uart6>;
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assigned-clocks = <&clks IMX7D_UART6_ROOT_SRC>;
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assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>;
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status = "okay";
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};
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&usbotg2 {
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srp-disable;
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hnp-disable;
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status = "okay";
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};
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&usdhc2 {
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
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pinctrl-0 = <&pinctrl_usdhc2>;
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pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
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pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
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mmc-pwrseq = <&wifi_pwrseq>;
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vmmc-supply = <®_brcm>;
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bus-width = <4>;
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non-removable;
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keep-power-in-suspend;
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cap-power-off-card;
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status = "okay";
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brcmf: bcrmf@1 {
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reg = <1>;
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compatible = "brcm,bcm4329-fmac";
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};
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};
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&usdhc3 {
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pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
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pinctrl-0 = <&pinctrl_usdhc3>;
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pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
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pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
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pinctrl-3 = <&pinctrl_usdhc3>;
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assigned-clocks = <&clks IMX7D_USDHC3_ROOT_CLK>;
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assigned-clock-rates = <400000000>;
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bus-width = <8>;
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non-removable;
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status = "okay";
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};
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&wdog1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_wdog>;
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fsl,ext-reset-output;
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};
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&iomuxc_lpsr {
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pinctrl_digitizer_reg: digitizerreggrp {
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fsl,pins = <
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/* DIGITIZER_PWR_EN */
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MX7D_PAD_LPSR_GPIO1_IO06__GPIO1_IO6 0x14
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>;
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};
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pinctrl_wacom: wacomgrp {
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fsl,pins = <
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/*MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x00000014 FWE */
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MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4 0x00000074 /* PDCTB */
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MX7D_PAD_LPSR_GPIO1_IO01__GPIO1_IO1 0x00000034 /* WACOM INT */
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/*MX7D_PAD_LPSR_GPIO1_IO06__GPIO1_IO6 0x00000014 WACOM PWR ENABLE */
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/*MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0 0x00000074 WACOM RESET */
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>;
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};
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};
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&iomuxc {
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pinctrl_brcm_reg: brcmreggrp {
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fsl,pins = <
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/* WIFI_PWR_EN */
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MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x14
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>;
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};
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pinctrl_i2c1: i2c1grp {
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fsl,pins = <
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MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f
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MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f
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>;
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};
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pinctrl_uart1: uart1grp {
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fsl,pins = <
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MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79
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MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX 0x79
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>;
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};
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pinctrl_uart6: uart6grp {
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fsl,pins = <
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MX7D_PAD_EPDC_DATA09__UART6_DCE_TX 0x79
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MX7D_PAD_EPDC_DATA08__UART6_DCE_RX 0x79
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>;
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};
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pinctrl_usdhc2: usdhc2grp {
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fsl,pins = <
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MX7D_PAD_SD2_CMD__SD2_CMD 0x59
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MX7D_PAD_SD2_CLK__SD2_CLK 0x19
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MX7D_PAD_SD2_DATA0__SD2_DATA0 0x59
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MX7D_PAD_SD2_DATA1__SD2_DATA1 0x59
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MX7D_PAD_SD2_DATA2__SD2_DATA2 0x59
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MX7D_PAD_SD2_DATA3__SD2_DATA3 0x59
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>;
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};
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pinctrl_usdhc2_100mhz: usdhc2grp_100mhz {
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fsl,pins = <
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MX7D_PAD_SD2_CMD__SD2_CMD 0x5a
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MX7D_PAD_SD2_CLK__SD2_CLK 0x1a
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MX7D_PAD_SD2_DATA0__SD2_DATA0 0x5a
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MX7D_PAD_SD2_DATA1__SD2_DATA1 0x5a
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MX7D_PAD_SD2_DATA2__SD2_DATA2 0x5a
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MX7D_PAD_SD2_DATA3__SD2_DATA3 0x5a
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>;
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};
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pinctrl_usdhc2_200mhz: usdhc2grp_200mhz {
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fsl,pins = <
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MX7D_PAD_SD2_CMD__SD2_CMD 0x5b
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MX7D_PAD_SD2_CLK__SD2_CLK 0x1b
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MX7D_PAD_SD2_DATA0__SD2_DATA0 0x5b
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MX7D_PAD_SD2_DATA1__SD2_DATA1 0x5b
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MX7D_PAD_SD2_DATA2__SD2_DATA2 0x5b
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MX7D_PAD_SD2_DATA3__SD2_DATA3 0x5b
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>;
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};
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pinctrl_usdhc3: usdhc3grp {
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fsl,pins = <
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MX7D_PAD_SD3_CMD__SD3_CMD 0x59
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MX7D_PAD_SD3_CLK__SD3_CLK 0x19
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MX7D_PAD_SD3_DATA0__SD3_DATA0 0x59
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MX7D_PAD_SD3_DATA1__SD3_DATA1 0x59
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MX7D_PAD_SD3_DATA2__SD3_DATA2 0x59
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MX7D_PAD_SD3_DATA3__SD3_DATA3 0x59
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MX7D_PAD_SD3_DATA4__SD3_DATA4 0x59
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MX7D_PAD_SD3_DATA5__SD3_DATA5 0x59
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MX7D_PAD_SD3_DATA6__SD3_DATA6 0x59
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MX7D_PAD_SD3_DATA7__SD3_DATA7 0x59
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MX7D_PAD_SD3_STROBE__SD3_STROBE 0x19
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>;
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};
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pinctrl_usdhc3_100mhz: usdhc3grp_100mhz {
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fsl,pins = <
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MX7D_PAD_SD3_CMD__SD3_CMD 0x5a
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MX7D_PAD_SD3_CLK__SD3_CLK 0x1a
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MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5a
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MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5a
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MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5a
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MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5a
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MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5a
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MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5a
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MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5a
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MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5a
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MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1a
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>;
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};
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pinctrl_usdhc3_200mhz: usdhc3grp_200mhz {
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fsl,pins = <
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MX7D_PAD_SD3_CMD__SD3_CMD 0x5b
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MX7D_PAD_SD3_CLK__SD3_CLK 0x1b
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MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5b
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MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5b
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MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5b
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MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5b
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MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5b
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MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5b
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MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5b
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MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5b
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MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1b
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>;
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};
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pinctrl_wdog: wdoggrp {
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fsl,pins = <
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MX7D_PAD_ENET1_COL__WDOG1_WDOG_ANY 0x74
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>;
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};
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pinctrl_wifi: wifigrp {
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fsl,pins = <
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/* WiFi Reg On */
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MX7D_PAD_SD2_CD_B__GPIO5_IO9 0x00000014
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/* WiFi Sleep 32k */
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MX7D_PAD_SD1_WP__CCM_CLKO2 0x00000014
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>;
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};
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};
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