ARM: dts: imx6dl-colibri: Add support for Toradex Aster carrier board

Add support for Toradex Aster, small form-factor with header compatible
with Arduino Uno and Raspberry Pi (RPi) maker boards.

Additional detail available at
https://www.toradex.com/products/carrier-boards/aster-carrier-board

Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index cb4cf54..f0e5fc7 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -458,6 +458,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
        imx6dl-aristainetos_7.dtb \
        imx6dl-aristainetos2_4.dtb \
        imx6dl-aristainetos2_7.dtb \
+       imx6dl-colibri-aster.dtb \
        imx6dl-colibri-eval-v3.dtb \
        imx6dl-colibri-iris.dtb \
        imx6dl-colibri-iris-v2.dtb \

diff --git a/arch/arm/boot/dts/imx6dl-colibri-aster.dts b/arch/arm/boot/dts/imx6dl-colibri-aster.dts
new file mode 100644 (file)
index 0000000..74e8a6c
--- /dev/null
+++ b/arch/arm/boot/dts/imx6dl-colibri-aster.dts
@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include "imx6dl.dtsi"
+#include "imx6qdl-colibri.dtsi"
+
+/ {
+       model = "Toradex Colibri iMX6DL/S on Colibri Aster Board";
+       compatible = "toradex,colibri_imx6dl-aster", "toradex,colibri_imx6dl",
+                    "fsl,imx6dl";
+
+       aliases {
+               i2c0 = &i2c2;
+               i2c1 = &i2c3;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+};
+
+/* Colibri SSP */
+&ecspi4 {
+       cs-gpios = <
+               &gpio5 2 GPIO_ACTIVE_HIGH
+               &gpio5 4 GPIO_ACTIVE_HIGH
+       >;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi4 &pinctrl_csi_gpio_2>;
+       status = "okay";
+};
+
+/* Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 */
+&i2c3 {
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl-names = "default";
+       pinctrl-0 = <
+               &pinctrl_csi_gpio_1
+               &pinctrl_gpio_2
+               &pinctrl_gpio_aster
+               &pinctrl_usbh_oc_1
+               &pinctrl_usbc_id_1
+               &pinctrl_weim_gpio_5
+       >;
+
+       pinctrl_gpio_aster: gpioaster {
+               fsl,pins = <
+                       MX6QDL_PAD_KEY_COL2__GPIO4_IO10         0x1b0b0
+                       MX6QDL_PAD_KEY_ROW2__GPIO4_IO11         0x1b0b0
+                       MX6QDL_PAD_KEY_ROW4__GPIO4_IO15         0x1b0b0
+                       MX6QDL_PAD_NANDF_D1__GPIO2_IO01         0x1b0b0
+                       MX6QDL_PAD_NANDF_D3__GPIO2_IO03         0x1b0b0
+                       MX6QDL_PAD_NANDF_D6__GPIO2_IO06         0x1b0b0
+                       MX6QDL_PAD_SD4_DAT0__GPIO2_IO08         0x1b0b0
+                       MX6QDL_PAD_SD4_DAT3__GPIO2_IO11         0x1b0b0
+               >;
+       };
+};
+
+&pwm1 {
+       status = "okay";
+};
+
+&pwm2 {
+       status = "okay";
+};
+
+&pwm3 {
+       status = "okay";
+};
+
+&pwm4 {
+       status = "okay";
+};
+
+&reg_usb_host_vbus {
+       status = "okay";
+};
+
+&uart1 {
+       status = "okay";
+};
+
+&uart2 {
+       status = "okay";
+};
+
+&uart3 {
+       status = "okay";
+};
+
+&usbh1 {
+       vbus-supply = <&reg_usb_host_vbus>;
+       status = "okay";
+};
+
+&usbotg {
+       status = "okay";
+};
+
+/* Colibri MMC */
+&usdhc1 {
+       status = "okay";
+};