Add support for Toradex Iris, small form-factor Pico-ITX Colibri Arm Computer Module family Carrier Board. Additional details available at https://www.toradex.com/products/carrier-board/iris-carrier-board Signed-off-by: Max Krummenacher <max.krummenacher@xxxxxxxxxxx> --- arch/arm/boot/dts/Makefile | 2 + arch/arm/boot/dts/imx6dl-colibri-iris-v2.dts | 46 ++++++ arch/arm/boot/dts/imx6dl-colibri-iris.dts | 152 +++++++++++++++++++ 3 files changed, 200 insertions(+) create mode 100644 arch/arm/boot/dts/imx6dl-colibri-iris-v2.dts create mode 100644 arch/arm/boot/dts/imx6dl-colibri-iris.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index ee27bafa69be..b636bae2b281 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -453,6 +453,8 @@ dtb-$(CONFIG_SOC_IMX6Q) += \ imx6dl-aristainetos2_4.dtb \ imx6dl-aristainetos2_7.dtb \ imx6dl-colibri-eval-v3.dtb \ + imx6dl-colibri-iris.dtb \ + imx6dl-colibri-iris-v2.dtb \ imx6dl-cubox-i.dtb \ imx6dl-cubox-i-emmc-som-v15.dtb \ imx6dl-cubox-i-som-v15.dtb \ diff --git a/arch/arm/boot/dts/imx6dl-colibri-iris-v2.dts b/arch/arm/boot/dts/imx6dl-colibri-iris-v2.dts new file mode 100644 index 000000000000..3a6d3889760d --- /dev/null +++ b/arch/arm/boot/dts/imx6dl-colibri-iris-v2.dts @@ -0,0 +1,46 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2022 Toradex + */ + +/dts-v1/; + +#include "imx6dl-colibri-iris.dts" + +/ { + model = "Toradex Colibri iMX6DL/S on Colibri Iris V2 Board"; + compatible = "toradex,colibri_imx6dl-iris-v2", "toradex,colibri_imx6dl", + "fsl,imx6dl"; + + reg_3v3_vmmc: regulator-3v3-vmmc { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enable_3v3_vmmc>; + regulator-name = "3v3_vmmc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>; + startup-delay-us = <100>; + enable-active-high; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_iris &pinctrl_usbh_oc_1 &pinctrl_usbc_id_1>; + + pinctrl_enable_3v3_vmmc: enable3v3vmmcgrp { + fsl,pins = < + MX6QDL_PAD_SD4_DAT3__GPIO2_IO11 0x1b0b0 + >; + }; +}; + +/* Colibri MMC */ +&usdhc1 { + cap-power-off-card; + /* uncomment the following to enable SD card UHS mode if you have a V1.1 module */ + /* /delete-property/ no-1-8-v; */ + vmmc-supply = <®_3v3_vmmc>; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/imx6dl-colibri-iris.dts b/arch/arm/boot/dts/imx6dl-colibri-iris.dts new file mode 100644 index 000000000000..cf77d894f6d7 --- /dev/null +++ b/arch/arm/boot/dts/imx6dl-colibri-iris.dts @@ -0,0 +1,152 @@ +// 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 Iris Board"; + compatible = "toradex,colibri_imx6dl-iris", "toradex,colibri_imx6dl", + "fsl,imx6dl"; + + aliases { + i2c0 = &i2c2; + i2c1 = &i2c3; + }; + + aliases { + rtc0 = &rtc_i2c; + rtc1 = &snvs_rtc; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; + +/* Colibri SSP */ +&ecspi4 { + status = "okay"; +}; + +&gpio2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1_forceoff &pinctrl_uart23_forceoff>; + + /* + * uart-a-on-x13-enable turns the UART transceiver for UART_A on. If one + * wants to turn the transceiver off, that property has to be deleted + * and the gpio handled in userspace. + * The same applies to uart-b-c-on-x14-enable where the UART_B and + * UART_C transceiver is turned on. + */ + uart-a-on-x13-enable-hog { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; /* SODIMM 102 */ + output-high; + }; + + uart-b-c-on-x14-enable-hog { + gpio-hog; + gpios = <8 GPIO_ACTIVE_HIGH>; /* SODIMM 104 */ + output-high; + }; +}; + +/* + * Colibri I2C: I2C3_SDA/SCL on SODIMM 194/196 (e.g. RTC on carrier board) + */ +&i2c3 { + status = "okay"; + + rtc_i2c: rtc@68 { + compatible = "st,m41t0"; + reg = <0x68>; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = < + &pinctrl_gpio_iris + &pinctrl_usbh_oc_1 + &pinctrl_usbc_id_1 + >; + + pinctrl_gpio_iris: gpioirisgrp { + fsl,pins = < + MX6QDL_PAD_EIM_A17__GPIO2_IO21 0x1b0b0 + MX6QDL_PAD_EIM_A18__GPIO2_IO20 0x1b0b0 + MX6QDL_PAD_EIM_A19__GPIO2_IO19 0x1b0b0 + MX6QDL_PAD_EIM_A20__GPIO2_IO18 0x1b0b0 + MX6QDL_PAD_EIM_A23__GPIO6_IO06 0x1b0b0 + MX6QDL_PAD_EIM_D27__GPIO3_IO27 0x1b0b0 + MX6QDL_PAD_NANDF_D3__GPIO2_IO03 0x1b0b0 + MX6QDL_PAD_SD2_DAT0__GPIO1_IO15 0x1b0b0 + >; + }; + + pinctrl_uart1_forceoff: uart1forceoffgrp { + fsl,pins = < + MX6QDL_PAD_NANDF_D4__GPIO2_IO04 0x1b0b0 + >; + }; + + pinctrl_uart23_forceoff: uart23forceoffgrp { + fsl,pins = < + MX6QDL_PAD_SD4_DAT0__GPIO2_IO08 0x1b0b0 + >; + }; +}; + +&pwm1 { + status = "okay"; +}; + +&pwm2 { + status = "okay"; +}; + +&pwm3 { + status = "okay"; +}; + +&pwm4 { + status = "okay"; +}; + +®_usb_host_vbus { + status = "okay"; +}; + +&uart1 { + status = "okay"; +}; + +&uart2 { + status = "okay"; +}; + +&uart3 { + status = "okay"; +}; + +&usbh1 { + vbus-supply = <®_usb_host_vbus>; + status = "okay"; +}; + +&usbotg { + status = "okay"; +}; + +/* Colibri MMC */ +&usdhc1 { + status = "okay"; +}; -- 2.20.1
