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Subject[PATCH v3 2/2] arm64: dts: imx: Add i.mx8mq nitrogen8m basic dts support
Date
From: Gary Bisson <gary.bisson@boundarydevices.com>

Add basic dts support for i.MX8MQ NITROGEN8M.

Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>
Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
[Dafna: porting vendor's code to mainline]
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
---
arch/arm64/boot/dts/freescale/Makefile | 1 +
.../boot/dts/freescale/imx8mq-nitrogen.dts | 400 ++++++++++++++++++
2 files changed, 401 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 8c0c4343e586..e2c6c93f47b6 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -25,6 +25,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mq-nitrogen.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-pico-pi.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-rmb3.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-zest.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts
new file mode 100644
index 000000000000..da25ea9055cd
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts
@@ -0,0 +1,400 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2018 Boundary Devices
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include "imx8mq.dtsi"
+
+/ {
+ model = "Boundary Devices i.MX8MQ Nitrogen8M";
+ compatible = "boundary,imx8mq-nitrogen8m", "fsl,imx8mq";
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x00000000 0x40000000 0 0x80000000>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_keys>;
+
+ power {
+ label = "Power Button";
+ gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_POWER>;
+ gpio-key,wakeup;
+ };
+ };
+
+ reg_vref_0v9: regulator-vref-0v9 {
+ compatible = "regulator-fixed";
+ regulator-name = "vref-0v9";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ };
+
+ reg_vref_1v8: regulator-vref-1v8 {
+ compatible = "regulator-fixed";
+ regulator-name = "vref-1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ reg_vref_2v5: regulator-vref-2v5 {
+ compatible = "regulator-fixed";
+ regulator-name = "vref-2v5";
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ };
+
+ reg_vref_3v3: regulator-vref-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "vref-3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ reg_vref_5v: regulator-vref-5v {
+ compatible = "regulator-fixed";
+ regulator-name = "vref-5v";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+};
+
+
+&fec1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec1>;
+ phy-mode = "rgmii-id";
+ phy-handle = <&ethphy0>;
+ fsl,magic-packet;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy0: ethernet-phy@4 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <4>;
+ interrupts-extended = <&gpio1 11 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
+&i2c1 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ i2cmux@70 {
+ compatible = "nxp,pca9546";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1_pca9546>;
+ reg = <0x70>;
+ reset-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c1a: i2c1@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg_arm_dram: regulator@60 {
+ compatible = "fcs,fan53555";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_arm_dram>;
+ reg = <0x60>;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ vsel-gpios = <&gpio3 24 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ i2c1b: i2c1@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg_dram_1p1v: regulator@60 {
+ compatible = "fcs,fan53555";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_dram_1p1v>;
+ reg = <0x60>;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-always-on;
+ vsel-gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ i2c1c: i2c1@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg_soc_gpu_vpu: regulator@60 {
+ compatible = "fcs,fan53555";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_soc_gpu_vpu>;
+ reg = <0x60>;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-always-on;
+ vsel-gpios = <&gpio2 20 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ i2c1d: i2c1@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ rtc@68 {
+ compatible = "microcrystal,rv4162";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1d_rv4162>;
+ reg = <0x68>;
+ interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_LOW>;
+ wakeup-source;
+ };
+ };
+ };
+};
+
+&uart1 { /* console */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ assigned-clocks = <&clk IMX8MQ_CLK_UART1>;
+ assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
+ status = "okay";
+};
+
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2>;
+ assigned-clocks = <&clk IMX8MQ_CLK_UART2>;
+ assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
+ status = "okay";
+};
+
+&usdhc1 {
+ bus-width = <8>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usdhc1>;
+ non-removable;
+ vmmc-supply = <&reg_vref_1v8>;
+ status = "okay";
+};
+
+&wdog1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdog>;
+ fsl,ext-reset-output;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog>;
+ pinctrl_hog: hoggrp {
+ fsl,pins = <
+ /* J17 connector, odd */
+ MX8MQ_IOMUXC_SAI1_RXFS_GPIO4_IO0 0x19 /* Pin 19 */
+ MX8MQ_IOMUXC_SAI1_RXC_GPIO4_IO1 0x19 /* Pin 21 */
+ MX8MQ_IOMUXC_SAI1_RXD1_GPIO4_IO3 0x19 /* Pin 23 */
+ MX8MQ_IOMUXC_SAI1_RXD2_GPIO4_IO4 0x19 /* Pin 25 */
+ MX8MQ_IOMUXC_SAI1_RXD3_GPIO4_IO5 0x19 /* Pin 27 */
+ MX8MQ_IOMUXC_SAI1_RXD4_GPIO4_IO6 0x19 /* Pin 29 */
+ MX8MQ_IOMUXC_SAI1_RXD5_GPIO4_IO7 0x19 /* Pin 31 */
+ MX8MQ_IOMUXC_SAI1_RXD6_GPIO4_IO8 0x19 /* Pin 33 */
+ MX8MQ_IOMUXC_SAI1_RXD7_GPIO4_IO9 0x19 /* Pin 35 */
+ MX8MQ_IOMUXC_SAI1_TXD1_GPIO4_IO13 0x19 /* Pin 39 */
+ MX8MQ_IOMUXC_SAI1_TXD2_GPIO4_IO14 0x19 /* Pin 41 */
+ MX8MQ_IOMUXC_SAI1_TXD3_GPIO4_IO15 0x19 /* Pin 43 */
+ MX8MQ_IOMUXC_SAI1_TXD4_GPIO4_IO16 0x19 /* Pin 45 */
+ MX8MQ_IOMUXC_SAI1_TXD5_GPIO4_IO17 0x19 /* Pin 47 */
+ MX8MQ_IOMUXC_SAI1_TXD6_GPIO4_IO18 0x19 /* Pin 49 */
+ MX8MQ_IOMUXC_SAI1_TXD7_GPIO4_IO19 0x19 /* Pin 51 */
+
+ /* J17 connector, even */
+ MX8MQ_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x19 /* Pin 44 */
+ MX8MQ_IOMUXC_SAI3_RXC_GPIO4_IO29 0x19 /* Pin 48 */
+ MX8MQ_IOMUXC_GPIO1_IO10_GPIO1_IO10 0x19 /* Pin 50 */
+ MX8MQ_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x19 /* Pin 54 */
+ MX8MQ_IOMUXC_GPIO1_IO05_GPIO1_IO5 0x19 /* Pin 56 */
+
+ /* J18 connector, odd */
+ MX8MQ_IOMUXC_NAND_CE3_B_GPIO3_IO4 0x19 /* Pin 41 */
+ MX8MQ_IOMUXC_NAND_CLE_GPIO3_IO5 0x19 /* Pin 43 */
+ MX8MQ_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19 /* Pin 45 */
+ MX8MQ_IOMUXC_NAND_DATA05_GPIO3_IO11 0x19 /* Pin 47 */
+ MX8MQ_IOMUXC_NAND_WP_B_GPIO3_IO18 0x19 /* Pin 49 */
+ MX8MQ_IOMUXC_NAND_DQS_GPIO3_IO14 0x19 /* Pin 53 */
+
+ /* J18 connector, even */
+ MX8MQ_IOMUXC_NAND_ALE_GPIO3_IO0 0x19 /* Pin 32 */
+ MX8MQ_IOMUXC_NAND_CE0_B_GPIO3_IO1 0x19 /* Pin 36 */
+ MX8MQ_IOMUXC_NAND_DATA00_GPIO3_IO6 0x19 /* Pin 38 */
+ MX8MQ_IOMUXC_NAND_DATA01_GPIO3_IO7 0x19 /* Pin 40 */
+ MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8 0x19 /* Pin 42 */
+ MX8MQ_IOMUXC_NAND_DATA03_GPIO3_IO9 0x19 /* Pin 44 */
+ MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10 0x19 /* Pin 46 */
+
+ /* J13 Pin 2, WL_WAKE */
+ MX8MQ_IOMUXC_SAI5_RXD2_GPIO3_IO23 0xd6
+ /* J13 Pin 4, WL_IRQ, not needed for Silex */
+ MX8MQ_IOMUXC_SAI5_RXD0_GPIO3_IO21 0xd6
+ /* J13 pin 9, unused */
+ MX8MQ_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19
+ /* J13 Pin 41, BT_CLK_REQ */
+ MX8MQ_IOMUXC_SAI5_RXD1_GPIO3_IO22 0xd6
+ /* J13 Pin 42, BT_HOST_WAKE */
+ MX8MQ_IOMUXC_SAI5_MCLK_GPIO3_IO25 0xd6
+
+ /* Clock for both CSI1 and CSI2 */
+ MX8MQ_IOMUXC_GPIO1_IO15_CCMSRCGPCMIX_CLKO2 0x07
+ /* test points */
+ MX8MQ_IOMUXC_GPIO1_IO04_GPIO1_IO4 0xc1 /* TP87 */
+ >;
+ };
+
+ pinctrl_fec1: fec1grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_ENET_MDC_ENET1_MDC 0x3
+ MX8MQ_IOMUXC_ENET_MDIO_ENET1_MDIO 0x23
+ MX8MQ_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f
+ MX8MQ_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
+ MX8MQ_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
+ MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
+ MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
+ MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
+ MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
+ MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
+ MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
+ MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
+ MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
+ MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
+ MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9 0x19
+ MX8MQ_IOMUXC_GPIO1_IO11_GPIO1_IO11 0x59
+ >;
+ };
+
+ pinctrl_gpio_keys: gpio-keysgrp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_GPIO1_IO07_GPIO1_IO7 0x19
+ >;
+ };
+
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL 0x4000007f
+ MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA 0x4000007f
+ >;
+ };
+
+ pinctrl_i2c1_pca9546: i2c1-pca9546grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x49
+ >;
+ };
+
+ pinctrl_i2c1d_rv4162: i2c1d-rv4162grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x49
+ >;
+ };
+
+ pinctrl_reg_arm_dram: reg-arm-dram {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x16
+ >;
+ };
+
+ pinctrl_reg_dram_1p1v: reg-dram-1p1v {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SD1_STROBE_GPIO2_IO11 0x16
+ >;
+ };
+
+ pinctrl_reg_soc_gpu_vpu: reg-soc-gpu-vpu {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SD2_WP_GPIO2_IO20 0x16
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX 0x45
+ MX8MQ_IOMUXC_UART1_TXD_UART1_DCE_TX 0x45
+ >;
+ };
+
+ pinctrl_uart2: uart2grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX 0x45
+ MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX 0x45
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK 0x83
+ MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD 0xc3
+ MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0 0xc3
+ MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1 0xc3
+ MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2 0xc3
+ MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3 0xc3
+ MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4 0xc3
+ MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5 0xc3
+ MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6 0xc3
+ MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7 0xc3
+ MX8MQ_IOMUXC_SD1_RESET_B_GPIO2_IO10 0x41
+ >;
+ };
+
+ pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK 0x8d
+ MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD 0xcd
+ MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0 0xcd
+ MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1 0xcd
+ MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2 0xcd
+ MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3 0xcd
+ MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4 0xcd
+ MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5 0xcd
+ MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6 0xcd
+ MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7 0xcd
+ >;
+ };
+
+ pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK 0x9f
+ MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD 0xdf
+ MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0 0xdf
+ MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1 0xdf
+ MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2 0xdf
+ MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3 0xdf
+ MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4 0xdf
+ MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5 0xdf
+ MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6 0xdf
+ MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7 0xdf
+ >;
+ };
+
+ pinctrl_wdog: wdoggrp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6
+ >;
+ };
+};
--
2.20.1
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