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-rw-r--r--arch/arm/boot/dts/nxp/imx/imx7d-remarkable2.dts595
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diff --git a/arch/arm/boot/dts/nxp/imx/imx7d-remarkable2.dts b/arch/arm/boot/dts/nxp/imx/imx7d-remarkable2.dts
new file mode 100644
index 000000000000..92cb45dacda6
--- /dev/null
+++ b/arch/arm/boot/dts/nxp/imx/imx7d-remarkable2.dts
@@ -0,0 +1,595 @@
+// 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"
+#include <dt-bindings/input/linux-event-codes.h>
+
+/ {
+ model = "reMarkable 2.0";
+ compatible = "remarkable,imx7d-remarkable2", "fsl,imx7d";
+
+ chosen {
+ stdout-path = &uart6;
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0x80000000 0x40000000>;
+ };
+
+ thermal-zones {
+ epd-thermal {
+ thermal-sensors = <&sy7636a>;
+ polling-delay-passive = <30000>;
+ polling-delay = <30000>;
+
+ trips {
+ trip0 {
+ temperature = <49000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ trip1 {
+ temperature = <50000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
+ 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>;
+ };
+
+ reg_digitizer: regulator-digitizer {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_3V3_DIGITIZER";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_digitizer_reg>;
+ pinctrl-1 = <&pinctrl_digitizer_reg>;
+ gpio = <&gpio1 6 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ startup-delay-us = <100000>; /* 100 ms */
+ };
+
+ reg_touch: regulator-touch {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_3V3_TOUCH";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_touch_reg>;
+ gpio = <&gpio1 11 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ 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";
+ };
+};
+
+&cpu0 {
+ cpu-supply = <&buck1>;
+};
+
+&clks {
+ assigned-clocks = <&clks IMX7D_CLKO2_ROOT_SRC>,
+ <&clks IMX7D_CLKO2_ROOT_DIV>;
+ assigned-clock-parents = <&clks IMX7D_CKIL>;
+ assigned-clock-rates = <0>, <32768>;
+};
+
+&i2c1 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ wacom_digitizer: digitizer@9 {
+ compatible = "hid-over-i2c";
+ reg = <0x09>;
+ hid-descr-addr = <0x01>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wacom>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
+ touchscreen-inverted-x;
+ touchscreen-inverted-y;
+ vdd-supply = <&reg_digitizer>;
+ };
+};
+
+&i2c2 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c2>;
+ status = "okay";
+
+ bd71815: pmic@4b {
+ compatible = "rohm,bd71815";
+ reg = <0x4b>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_bd71815>;
+ interrupt-parent = <&gpio6>; /* PMIC_INT_B GPIO6_IO16 */
+ interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
+ gpio-controller;
+ clocks = <&clks IMX7D_CLKO2_ROOT_SRC>;
+ clock-output-names = "bd71815-32k-out";
+ #clock-cells = <0>;
+ #gpio-cells = <2>;
+
+ regulators {
+ buck1: buck1 {
+ regulator-name = "buck1";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <1250>;
+ };
+
+ buck2: buck2 {
+ regulator-name = "buck2";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <1250>;
+ };
+
+ buck3: buck3 {
+ regulator-name = "buck3";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <2700000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck4: buck4 {
+ regulator-name = "buck4";
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1850000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck5: buck5 {
+ regulator-name = "buck5";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo1: ldo1 {
+ regulator-name = "ldo1";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo2: ldo2 {
+ regulator-name = "ldo2";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo3: ldo3 {
+ regulator-name = "ldo3";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo4: ldo4 {
+ regulator-name = "ldo4";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo5: ldo5 {
+ regulator-name = "ldo5";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo6: ldodvref {
+ regulator-name = "ldodvref";
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo7: ldolpsr {
+ regulator-name = "ldolpsr";
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ boost: wled {
+ regulator-name = "wled";
+ regulator-min-microamp = <10>;
+ regulator-max-microamp = <25000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+};
+
+&i2c3 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+
+ touchscreen@24 {
+ compatible = "cypress,tt21000";
+ reg = <0x24>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_touch>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
+ reset-gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
+ vdd-supply = <&reg_touch>;
+ touchscreen-size-x = <880>;
+ touchscreen-size-y = <1280>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ button@0 {
+ reg = <0>;
+ linux,keycodes = <KEY_HOMEPAGE>;
+ };
+
+ button@1 {
+ reg = <1>;
+ linux,keycodes = <KEY_MENU>;
+ };
+
+ button@2 {
+ reg = <2>;
+ linux,keycodes = <KEY_BACK>;
+ };
+
+ button@3 {
+ reg = <3>;
+ linux,keycodes = <KEY_SEARCH>;
+ };
+
+ button@4 {
+ reg = <4>;
+ linux,keycodes = <KEY_VOLUMEDOWN>;
+ };
+
+ button@5 {
+ reg = <5>;
+ linux,keycodes = <KEY_VOLUMEUP>;
+ };
+
+ button@6 {
+ reg = <6>;
+ linux,keycodes = <KEY_CAMERA>;
+ };
+
+ button@7 {
+ reg = <7>;
+ linux,keycodes = <KEY_POWER>;
+ };
+ };
+};
+
+&i2c4 {
+ clock-frequency = <100000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_i2c4>;
+ pinctrl-1 = <&pinctrl_i2c4>;
+ status = "okay";
+
+ sy7636a: pmic@62 {
+ compatible = "silergy,sy7636a";
+ reg = <0x62>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_epdpmic>;
+ #thermal-sensor-cells = <0>;
+ epd-pwr-good-gpios = <&gpio6 21 GPIO_ACTIVE_HIGH>;
+
+ regulators {
+ reg_epdpmic: vcom {
+ regulator-name = "vcom";
+ regulator-boot-on;
+ };
+ };
+ };
+};
+
+&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 = <&reg_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_lpsr {
+ pinctrl_digitizer_reg: digitizerreggrp {
+ fsl,pins = <
+ /* DIGITIZER_PWR_EN */
+ MX7D_PAD_LPSR_GPIO1_IO06__GPIO1_IO6 0x14
+ >;
+ };
+
+ pinctrl_wacom: wacomgrp {
+ fsl,pins = <
+ /*MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x00000014 FWE */
+ MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4 0x00000074 /* PDCTB */
+ MX7D_PAD_LPSR_GPIO1_IO01__GPIO1_IO1 0x00000034 /* WACOM INT */
+ /*MX7D_PAD_LPSR_GPIO1_IO06__GPIO1_IO6 0x00000014 WACOM PWR ENABLE */
+ /*MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0 0x00000074 WACOM RESET */
+ >;
+ };
+};
+
+&iomuxc {
+ pinctrl_bd71815: bd71815grp {
+ fsl,pins = <
+ MX7D_PAD_SAI1_RX_SYNC__GPIO6_IO16 0x59
+ >;
+ };
+
+ pinctrl_brcm_reg: brcmreggrp {
+ fsl,pins = <
+ /* WIFI_PWR_EN */
+ MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x14
+ >;
+ };
+
+ pinctrl_epdpmic: epdpmicgrp {
+ fsl,pins = <
+ MX7D_PAD_SAI2_RX_DATA__GPIO6_IO21 0x00000074
+ MX7D_PAD_ENET1_RGMII_TXC__GPIO7_IO11 0x00000014
+ >;
+ };
+
+ pinctrl_touch: touchgrp {
+ fsl,pins = <
+ /* CYTTSP interrupt */
+ MX7D_PAD_GPIO1_IO14__GPIO1_IO14 0x54
+ /* CYTTSP reset */
+ MX7D_PAD_GPIO1_IO13__GPIO1_IO13 0x04
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f
+ MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX7D_PAD_I2C2_SDA__I2C2_SDA 0x4000007f
+ MX7D_PAD_I2C2_SCL__I2C2_SCL 0x4000007f
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX7D_PAD_I2C3_SDA__I2C3_SDA 0x4000007f
+ MX7D_PAD_I2C3_SCL__I2C3_SCL 0x4000007f
+ >;
+ };
+
+ pinctrl_i2c4: i2c4grp {
+ fsl,pins = <
+ MX7D_PAD_I2C4_SDA__I2C4_SDA 0x4000007f
+ MX7D_PAD_I2C4_SCL__I2C4_SCL 0x4000007f
+ >;
+ };
+
+ pinctrl_touch_reg: touchreggrp {
+ fsl,pins = <
+ /* TOUCH_PWR_EN */
+ MX7D_PAD_GPIO1_IO11__GPIO1_IO11 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
+ >;
+ };
+};