ARM: dts: imx6ul-kontron-n6310: Add Kontron i.MX6UL N6310 SoM and boards
authorKrzysztof Kozlowski <krzk@kernel.org>
Thu, 22 Aug 2019 06:02:38 +0000 (08:02 +0200)
committerShawn Guo <shawnguo@kernel.org>
Sat, 24 Aug 2019 20:45:47 +0000 (22:45 +0200)
Add support for i.MX6UL modules from Kontron Electronics GmbH (before
acquisition: Exceet Electronics) and evalkit boards based on it:

1. N6310 SOM: i.MX6 UL System-on-Module, a 25x25 mm solderable module
   (LGA pads and pin castellations) with 256 MB RAM, 1 MB NOR-Flash,
   256 MB NAND and other interfaces,
2. N6310 S: evalkit, w/wo eMMC, without display,
3. N6310 S 43: evalkit with 4.3" display,

The work is based on Exceet/Kontron source code (GPLv2) with numerous
changes:
1. Reorganize files,
2. Rename Exceet -> Kontron,
3. Rename models/compatibles to match newest Kontron product naming,
4. Fix coding style errors and adjust to device tree coding guidelines,
5. Fix DTC warnings,
6. Extend compatibles so eval boards inherit the SoM compatible,
7. Use defines instead of GPIO and interrupt flag values,
8. Use proper vendor compatible for Macronix SPI NOR,
9. Replace deprecated bindings with proper ones,
10. Sort nodes alphabetically,
11. Remove Admatec display nodes (not yet supported).

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
arch/arm/boot/dts/Makefile
arch/arm/boot/dts/imx6ul-kontron-n6310-s-43.dts [new file with mode: 0644]
arch/arm/boot/dts/imx6ul-kontron-n6310-s.dts [new file with mode: 0644]
arch/arm/boot/dts/imx6ul-kontron-n6310-som.dtsi [new file with mode: 0644]

index 7fe6667f466cb90959da813e4990be93ebeb397f..de55b9f2339cb080067571ce245aa5c01da8dd9e 100644 (file)
@@ -569,6 +569,8 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
        imx6ul-geam.dtb \
        imx6ul-isiot-emmc.dtb \
        imx6ul-isiot-nand.dtb \
+       imx6ul-kontron-n6310-s.dtb \
+       imx6ul-kontron-n6310-s-43.dtb \
        imx6ul-liteboard.dtb \
        imx6ul-opos6uldev.dtb \
        imx6ul-pico-hobbit.dtb \
diff --git a/arch/arm/boot/dts/imx6ul-kontron-n6310-s-43.dts b/arch/arm/boot/dts/imx6ul-kontron-n6310-s-43.dts
new file mode 100644 (file)
index 0000000..5bad296
--- /dev/null
@@ -0,0 +1,102 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2017 exceet electronics GmbH
+ * Copyright (C) 2018 Kontron Electronics GmbH
+ * Copyright (c) 2019 Krzysztof Kozlowski <krzk@kernel.org>
+ */
+
+#include "imx6ul-kontron-n6310-s.dts"
+
+/ {
+       model = "Kontron N6310 S 43";
+       compatible = "kontron,imx6ul-n6310-s-43", "kontron,imx6ul-n6310-s",
+                    "kontron,imx6ul-n6310-som", "fsl,imx6ul";
+
+       backlight {
+               compatible = "pwm-backlight";
+               pwms = <&pwm7 0 5000000>;
+               brightness-levels = <0 4 8 16 32 64 128 255>;
+               default-brightness-level = <6>;
+               status = "okay";
+       };
+};
+
+&i2c4 {
+       touchscreen@5d {
+               compatible = "goodix,gt928";
+               reg = <0x5d>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_cap_touch>;
+               interrupt-parent = <&gpio5>;
+               interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
+               reset-gpios = <&gpio5 8 GPIO_ACTIVE_HIGH>;
+               irq-gpios = <&gpio5 6 GPIO_ACTIVE_HIGH>;
+       };
+};
+
+&lcdif {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_lcdif_dat &pinctrl_lcdif_ctrl>;
+       /* Leave status disabled because of missing display panel node */
+};
+
+&pwm7 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm7>;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl_cap_touch: captouchgrp {
+               fsl,pins = <
+                       MX6UL_PAD_SNVS_TAMPER6__GPIO5_IO06      0x1b0b0 /* Touch Interrupt */
+                       MX6UL_PAD_SNVS_TAMPER7__GPIO5_IO07      0x1b0b0 /* Touch Reset */
+                       MX6UL_PAD_SNVS_TAMPER8__GPIO5_IO08      0x1b0b0 /* Touch Wake */
+               >;
+       };
+
+       pinctrl_lcdif_ctrl: lcdifctrlgrp {
+               fsl,pins = <
+                       MX6UL_PAD_LCD_CLK__LCDIF_CLK            0x79
+                       MX6UL_PAD_LCD_ENABLE__LCDIF_ENABLE      0x79
+                       MX6UL_PAD_LCD_HSYNC__LCDIF_HSYNC        0x79
+                       MX6UL_PAD_LCD_VSYNC__LCDIF_VSYNC        0x79
+                       MX6UL_PAD_LCD_RESET__LCDIF_RESET        0x79
+               >;
+       };
+
+       pinctrl_lcdif_dat: lcdifdatgrp {
+               fsl,pins = <
+                       MX6UL_PAD_LCD_DATA00__LCDIF_DATA00      0x79
+                       MX6UL_PAD_LCD_DATA01__LCDIF_DATA01      0x79
+                       MX6UL_PAD_LCD_DATA02__LCDIF_DATA02      0x79
+                       MX6UL_PAD_LCD_DATA03__LCDIF_DATA03      0x79
+                       MX6UL_PAD_LCD_DATA04__LCDIF_DATA04      0x79
+                       MX6UL_PAD_LCD_DATA05__LCDIF_DATA05      0x79
+                       MX6UL_PAD_LCD_DATA06__LCDIF_DATA06      0x79
+                       MX6UL_PAD_LCD_DATA07__LCDIF_DATA07      0x79
+                       MX6UL_PAD_LCD_DATA08__LCDIF_DATA08      0x79
+                       MX6UL_PAD_LCD_DATA09__LCDIF_DATA09      0x79
+                       MX6UL_PAD_LCD_DATA10__LCDIF_DATA10      0x79
+                       MX6UL_PAD_LCD_DATA11__LCDIF_DATA11      0x79
+                       MX6UL_PAD_LCD_DATA12__LCDIF_DATA12      0x79
+                       MX6UL_PAD_LCD_DATA13__LCDIF_DATA13      0x79
+                       MX6UL_PAD_LCD_DATA14__LCDIF_DATA14      0x79
+                       MX6UL_PAD_LCD_DATA15__LCDIF_DATA15      0x79
+                       MX6UL_PAD_LCD_DATA16__LCDIF_DATA16      0x79
+                       MX6UL_PAD_LCD_DATA17__LCDIF_DATA17      0x79
+                       MX6UL_PAD_LCD_DATA18__LCDIF_DATA18      0x79
+                       MX6UL_PAD_LCD_DATA19__LCDIF_DATA19      0x79
+                       MX6UL_PAD_LCD_DATA20__LCDIF_DATA20      0x79
+                       MX6UL_PAD_LCD_DATA21__LCDIF_DATA21      0x79
+                       MX6UL_PAD_LCD_DATA22__LCDIF_DATA22      0x79
+                       MX6UL_PAD_LCD_DATA23__LCDIF_DATA23      0x79
+               >;
+       };
+
+       pinctrl_pwm7: pwm7grp {
+               fsl,pins = <
+                       MX6UL_PAD_CSI_VSYNC__PWM7_OUT           0x110b0
+               >;
+       };
+};
diff --git a/arch/arm/boot/dts/imx6ul-kontron-n6310-s.dts b/arch/arm/boot/dts/imx6ul-kontron-n6310-s.dts
new file mode 100644 (file)
index 0000000..0205fd5
--- /dev/null
@@ -0,0 +1,420 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2017 exceet electronics GmbH
+ * Copyright (C) 2018 Kontron Electronics GmbH
+ * Copyright (c) 2019 Krzysztof Kozlowski <krzk@kernel.org>
+ */
+
+/dts-v1/;
+
+#include "imx6ul-kontron-n6310-som.dtsi"
+
+/ {
+       model = "Kontron N6310 S";
+       compatible = "kontron,imx6ul-n6310-s", "kontron,imx6ul-n6310-som",
+                    "fsl,imx6ul";
+
+       gpio-leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_gpio_leds>;
+
+               led1 {
+                       label = "debug-led1";
+                       gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+                       linux,default-trigger = "heartbeat";
+               };
+
+               led2 {
+                       label = "debug-led2";
+                       gpios = <&gpio5 3 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+               };
+
+               led3 {
+                       label = "debug-led3";
+                       gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+               };
+       };
+
+       pwm-beeper {
+               compatible = "pwm-beeper";
+               pwms = <&pwm8 0 5000>;
+       };
+
+       reg_3v3: regulator-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       reg_usb_otg1_vbus: regulator-usb-otg1-vbus {
+               compatible = "regulator-fixed";
+               regulator-name = "usb_otg1_vbus";
+               regulator-min-microvolt = <5000000>;
+               regulator-max-microvolt = <5000000>;
+               gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+
+       reg_vref_adc: regulator-vref-adc {
+               compatible = "regulator-fixed";
+               regulator-name = "vref-adc";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+};
+
+&adc1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_adc1>;
+       num-channels = <3>;
+       vref-supply = <&reg_vref_adc>;
+       status = "okay";
+};
+
+&can2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_flexcan2>;
+       status = "okay";
+};
+
+&ecspi1 {
+       cs-gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi1>;
+       status = "okay";
+
+       eeprom@0 {
+               compatible = "anvo,anv32e61w", "atmel,at25";
+               reg = <0>;
+               spi-max-frequency = <20000000>;
+               spi-cpha;
+               spi-cpol;
+               pagesize = <1>;
+               size = <8192>;
+               address-width = <16>;
+       };
+};
+
+&fec1 {
+       pinctrl-0 = <&pinctrl_enet1>;
+       /delete-node/ mdio;
+};
+
+&fec2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_enet2 &pinctrl_enet2_mdio>;
+       phy-mode = "rmii";
+       phy-handle = <&ethphy2>;
+       status = "okay";
+
+       mdio {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               ethphy1: ethernet-phy@1 {
+                       reg = <1>;
+                       micrel,led-mode = <0>;
+                       clocks = <&clks IMX6UL_CLK_ENET_REF>;
+                       clock-names = "rmii-ref";
+               };
+
+               ethphy2: ethernet-phy@2 {
+                       reg = <2>;
+                       micrel,led-mode = <0>;
+                       clocks = <&clks IMX6UL_CLK_ENET2_REF>;
+                       clock-names = "rmii-ref";
+               };
+       };
+};
+
+&i2c1 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       status = "okay";
+};
+
+&i2c4 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c4>;
+       status = "okay";
+
+       rtc@32 {
+               compatible = "epson,rx8900";
+               reg = <0x32>;
+       };
+};
+
+&pwm8 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm8>;
+       status = "okay";
+};
+
+&snvs_poweroff {
+       status = "okay";
+};
+
+&uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+       status = "okay";
+};
+
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       linux,rs485-enabled-at-boot-time;
+       rs485-rx-during-tx;
+       rs485-rts-active-low;
+       uart-has-rtscts;
+       status = "okay";
+};
+
+&uart3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart3>;
+       fsl,uart-has-rtscts;
+       status = "okay";
+};
+
+&uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart4>;
+       status = "okay";
+};
+
+&usbotg1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usbotg1>;
+       dr_mode = "otg";
+       srp-disable;
+       hnp-disable;
+       adp-disable;
+       vbus-supply = <&reg_usb_otg1_vbus>;
+       status = "okay";
+};
+
+&usbotg2 {
+       dr_mode = "host";
+       disable-over-current;
+       status = "okay";
+};
+
+&usdhc1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usdhc1>;
+       cd-gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
+       keep-power-in-suspend;
+       wakeup-source;
+       vmmc-supply = <&reg_3v3>;
+       voltage-ranges = <3300 3300>;
+       no-1-8-v;
+       status = "okay";
+};
+
+&usdhc2 {
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc2>;
+       pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
+       non-removable;
+       keep-power-in-suspend;
+       wakeup-source;
+       vmmc-supply = <&reg_3v3>;
+       voltage-ranges = <3300 3300>;
+       no-1-8-v;
+       status = "okay";
+};
+
+&wdog1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_wdog>;
+       fsl,ext-reset-output;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl-0 = <&pinctrl_reset_out &pinctrl_gpio>;
+
+       pinctrl_adc1: adc1grp {
+               fsl,pins = <
+                       MX6UL_PAD_GPIO1_IO02__GPIO1_IO02        0xb0
+                       MX6UL_PAD_GPIO1_IO03__GPIO1_IO03        0xb0
+                       MX6UL_PAD_GPIO1_IO08__GPIO1_IO08        0xb0
+               >;
+       };
+
+       /* FRAM */
+       pinctrl_ecspi1: ecspi1grp {
+               fsl,pins = <
+                       MX6UL_PAD_CSI_DATA07__ECSPI1_MISO       0x100b1
+                       MX6UL_PAD_CSI_DATA06__ECSPI1_MOSI       0x100b1
+                       MX6UL_PAD_CSI_DATA04__ECSPI1_SCLK       0x100b1
+                       MX6UL_PAD_CSI_DATA05__GPIO4_IO26        0x100b1 /* ECSPI1-CS1 */
+               >;
+       };
+
+       pinctrl_enet2: enet2grp {
+               fsl,pins = <
+                       MX6UL_PAD_ENET2_RX_EN__ENET2_RX_EN      0x1b0b0
+                       MX6UL_PAD_ENET2_RX_ER__ENET2_RX_ER      0x1b0b0
+                       MX6UL_PAD_ENET2_RX_DATA0__ENET2_RDATA00 0x1b0b0
+                       MX6UL_PAD_ENET2_RX_DATA1__ENET2_RDATA01 0x1b0b0
+                       MX6UL_PAD_ENET2_TX_EN__ENET2_TX_EN      0x1b0b0
+                       MX6UL_PAD_ENET2_TX_DATA0__ENET2_TDATA00 0x1b0b0
+                       MX6UL_PAD_ENET2_TX_DATA1__ENET2_TDATA01 0x1b0b0
+                       MX6UL_PAD_ENET2_TX_CLK__ENET2_REF_CLK2  0x4001b009
+               >;
+       };
+
+       pinctrl_enet2_mdio: enet2mdiogrp {
+               fsl,pins = <
+                       MX6UL_PAD_GPIO1_IO07__ENET2_MDC         0x1b0b0
+                       MX6UL_PAD_GPIO1_IO06__ENET2_MDIO        0x1b0b0
+               >;
+       };
+
+       pinctrl_flexcan2: flexcan2grp{
+               fsl,pins = <
+                       MX6UL_PAD_UART2_RTS_B__FLEXCAN2_RX      0x1b020
+                       MX6UL_PAD_UART2_CTS_B__FLEXCAN2_TX      0x1b020
+               >;
+       };
+
+       pinctrl_gpio: gpiogrp {
+               fsl,pins = <
+                       MX6UL_PAD_SNVS_TAMPER5__GPIO5_IO05      0x1b0b0 /* DOUT1 */
+                       MX6UL_PAD_SNVS_TAMPER4__GPIO5_IO04      0x1b0b0 /* DIN1 */
+                       MX6UL_PAD_SNVS_TAMPER1__GPIO5_IO01      0x1b0b0 /* DOUT2 */
+                       MX6UL_PAD_SNVS_TAMPER0__GPIO5_IO00      0x1b0b0 /* DIN2 */
+               >;
+       };
+
+       pinctrl_gpio_leds: gpioledsgrp {
+               fsl,pins = <
+                       MX6UL_PAD_UART5_TX_DATA__GPIO1_IO30     0x1b0b0 /* LED H14 */
+                       MX6UL_PAD_SNVS_TAMPER3__GPIO5_IO03      0x1b0b0 /* LED H15 */
+                       MX6UL_PAD_SNVS_TAMPER2__GPIO5_IO02      0x1b0b0 /* LED H16 */
+               >;
+       };
+
+       pinctrl_i2c1: i2c1grp {
+               fsl,pins = <
+                       MX6UL_PAD_CSI_PIXCLK__I2C1_SCL          0x4001b8b0
+                       MX6UL_PAD_CSI_MCLK__I2C1_SDA            0x4001b8b0
+               >;
+       };
+
+       pinctrl_i2c4: i2c4grp {
+               fsl,pins = <
+                       MX6UL_PAD_UART2_TX_DATA__I2C4_SCL       0x4001f8b0
+                       MX6UL_PAD_UART2_RX_DATA__I2C4_SDA       0x4001f8b0
+               >;
+       };
+
+       pinctrl_pwm8: pwm8grp {
+               fsl,pins = <
+                       MX6UL_PAD_CSI_HSYNC__PWM8_OUT           0x110b0
+               >;
+       };
+
+       pinctrl_uart1: uart1grp {
+               fsl,pins = <
+                       MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX   0x1b0b1
+                       MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX   0x1b0b1
+               >;
+       };
+
+       pinctrl_uart2: uart2grp {
+               fsl,pins = <
+                       MX6UL_PAD_NAND_DATA04__UART2_DCE_TX     0x1b0b1
+                       MX6UL_PAD_NAND_DATA05__UART2_DCE_RX     0x1b0b1
+                       MX6UL_PAD_NAND_DATA06__UART2_DCE_CTS    0x1b0b1
+                       /*
+                        * mux unused RTS to make sure it doesn't cause
+                        * any interrupts when it is undefined
+                        */
+                       MX6UL_PAD_NAND_DATA07__UART2_DCE_RTS    0x1b0b1
+               >;
+       };
+
+       pinctrl_uart3: uart3grp {
+               fsl,pins = <
+                       MX6UL_PAD_UART3_TX_DATA__UART3_DCE_TX   0x1b0b1
+                       MX6UL_PAD_UART3_RX_DATA__UART3_DCE_RX   0x1b0b1
+                       MX6UL_PAD_UART3_CTS_B__UART3_DCE_CTS    0x1b0b1
+                       MX6UL_PAD_UART3_RTS_B__UART3_DCE_RTS    0x1b0b1
+               >;
+       };
+
+       pinctrl_uart4: uart4grp {
+               fsl,pins = <
+                       MX6UL_PAD_UART4_TX_DATA__UART4_DCE_TX   0x1b0b1
+                       MX6UL_PAD_UART4_RX_DATA__UART4_DCE_RX   0x1b0b1
+               >;
+       };
+
+       pinctrl_usbotg1: usbotg1 {
+               fsl,pins = <
+                       MX6UL_PAD_GPIO1_IO04__GPIO1_IO04        0x1b0b0
+               >;
+       };
+
+       pinctrl_usdhc1: usdhc1grp {
+               fsl,pins = <
+                       MX6UL_PAD_SD1_CMD__USDHC1_CMD           0x17059
+                       MX6UL_PAD_SD1_CLK__USDHC1_CLK           0x10059
+                       MX6UL_PAD_SD1_DATA0__USDHC1_DATA0       0x17059
+                       MX6UL_PAD_SD1_DATA1__USDHC1_DATA1       0x17059
+                       MX6UL_PAD_SD1_DATA2__USDHC1_DATA2       0x17059
+                       MX6UL_PAD_SD1_DATA3__USDHC1_DATA3       0x17059
+                       MX6UL_PAD_UART1_RTS_B__GPIO1_IO19       0x100b1 /* SD1_CD */
+               >;
+       };
+
+       pinctrl_usdhc2: usdhc2grp {
+               fsl,pins = <
+                       MX6UL_PAD_NAND_RE_B__USDHC2_CLK         0x10059
+                       MX6UL_PAD_NAND_WE_B__USDHC2_CMD         0x17059
+                       MX6UL_PAD_NAND_DATA00__USDHC2_DATA0     0x17059
+                       MX6UL_PAD_NAND_DATA01__USDHC2_DATA1     0x17059
+                       MX6UL_PAD_NAND_DATA02__USDHC2_DATA2     0x17059
+                       MX6UL_PAD_NAND_DATA03__USDHC2_DATA3     0x17059
+               >;
+       };
+
+       pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+               fsl,pins = <
+                       MX6UL_PAD_NAND_RE_B__USDHC2_CLK         0x100b9
+                       MX6UL_PAD_NAND_WE_B__USDHC2_CMD         0x170b9
+                       MX6UL_PAD_NAND_DATA00__USDHC2_DATA0     0x170b9
+                       MX6UL_PAD_NAND_DATA01__USDHC2_DATA1     0x170b9
+                       MX6UL_PAD_NAND_DATA02__USDHC2_DATA2     0x170b9
+                       MX6UL_PAD_NAND_DATA03__USDHC2_DATA3     0x170b9
+               >;
+       };
+
+       pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+               fsl,pins = <
+                       MX6UL_PAD_NAND_RE_B__USDHC2_CLK         0x100f9
+                       MX6UL_PAD_NAND_WE_B__USDHC2_CMD         0x170f9
+                       MX6UL_PAD_NAND_DATA00__USDHC2_DATA0     0x170f9
+                       MX6UL_PAD_NAND_DATA01__USDHC2_DATA1     0x170f9
+                       MX6UL_PAD_NAND_DATA02__USDHC2_DATA2     0x170f9
+                       MX6UL_PAD_NAND_DATA03__USDHC2_DATA3     0x170f9
+               >;
+       };
+
+       pinctrl_wdog: wdoggrp {
+               fsl,pins = <
+                       MX6UL_PAD_GPIO1_IO09__WDOG1_WDOG_ANY    0x30b0
+               >;
+       };
+};
diff --git a/arch/arm/boot/dts/imx6ul-kontron-n6310-som.dtsi b/arch/arm/boot/dts/imx6ul-kontron-n6310-som.dtsi
new file mode 100644 (file)
index 0000000..a896b23
--- /dev/null
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2017 exceet electronics GmbH
+ * Copyright (C) 2018 Kontron Electronics GmbH
+ * Copyright (c) 2019 Krzysztof Kozlowski <krzk@kernel.org>
+ */
+
+#include "imx6ul.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+       model = "Kontron N6310 SOM";
+       compatible = "kontron,imx6ul-n6310-som", "fsl,imx6ul";
+
+       memory@80000000 {
+               reg = <0x80000000 0x10000000>;
+               device_type = "memory";
+       };
+};
+
+&ecspi2 {
+       cs-gpios = <&gpio4 22 GPIO_ACTIVE_HIGH>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi2>;
+       status = "okay";
+
+       spi-flash@0 {
+               compatible = "mxicy,mx25v8035f", "jedec,spi-nor";
+               spi-max-frequency = <50000000>;
+               reg = <0>;
+       };
+};
+
+&fec1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_enet1 &pinctrl_enet1_mdio>;
+       phy-mode = "rmii";
+       phy-handle = <&ethphy1>;
+       status = "okay";
+
+       mdio {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               ethphy1: ethernet-phy@1 {
+                       reg = <1>;
+                       micrel,led-mode = <0>;
+                       clocks = <&clks IMX6UL_CLK_ENET_REF>;
+                       clock-names = "rmii-ref";
+               };
+       };
+};
+
+&fec2 {
+       phy-mode = "rmii";
+       status = "disabled";
+};
+
+&qspi {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_qspi>;
+       status = "okay";
+
+       spi-flash@0 {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               compatible = "spi-nand";
+               spi-max-frequency = <108000000>;
+               spi-tx-bus-width = <4>;
+               spi-rx-bus-width = <4>;
+               reg = <0>;
+
+               partition@0 {
+                       label = "ubi1";
+                       reg = <0x00000000 0x08000000>;
+               };
+
+               partition@8000000 {
+                       label = "ubi2";
+                       reg = <0x08000000 0x08000000>;
+               };
+       };
+};
+
+&iomuxc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_reset_out>;
+
+       pinctrl_ecspi2: ecspi2grp {
+               fsl,pins = <
+                       MX6UL_PAD_CSI_DATA03__ECSPI2_MISO      0x100b1
+                       MX6UL_PAD_CSI_DATA02__ECSPI2_MOSI      0x100b1
+                       MX6UL_PAD_CSI_DATA00__ECSPI2_SCLK      0x100b1
+                       MX6UL_PAD_CSI_DATA01__GPIO4_IO22       0x100b1
+               >;
+       };
+
+       pinctrl_enet1: enet1grp {
+               fsl,pins = <
+                       MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN      0x1b0b0
+                       MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER      0x1b0b0
+                       MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0
+                       MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0
+                       MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN      0x1b0b0
+                       MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0
+                       MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0
+                       MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1  0x4001b009
+               >;
+       };
+
+       pinctrl_enet1_mdio: enet1mdiogrp {
+               fsl,pins = <
+                       MX6UL_PAD_GPIO1_IO07__ENET1_MDC         0x1b0b0
+                       MX6UL_PAD_GPIO1_IO06__ENET1_MDIO        0x1b0b0
+               >;
+       };
+
+       pinctrl_qspi: qspigrp {
+               fsl,pins = <
+                       MX6UL_PAD_NAND_WP_B__QSPI_A_SCLK        0x70a1
+                       MX6UL_PAD_NAND_READY_B__QSPI_A_DATA00   0x70a1
+                       MX6UL_PAD_NAND_CE0_B__QSPI_A_DATA01     0x70a1
+                       MX6UL_PAD_NAND_CE1_B__QSPI_A_DATA02     0x70a1
+                       MX6UL_PAD_NAND_CLE__QSPI_A_DATA03       0x70a1
+                       MX6UL_PAD_NAND_DQS__QSPI_A_SS0_B        0x70a1
+               >;
+       };
+
+       pinctrl_reset_out: rstoutgrp {
+               fsl,pins = <
+                       MX6UL_PAD_SNVS_TAMPER9__GPIO5_IO09      0x1b0b0
+               >;
+       };
+};