From 317d26e92161c434a25d14584d35630894061b50 Mon Sep 17 00:00:00 2001 From: Christoph Niedermaier Date: Mon, 2 Aug 2021 16:10:37 +0200 Subject: [PATCH] ARM: dts: imx6qdl-dhcom: Add DHCOM based PicoITX board Add DT for DH PicoITX unit, which is a bare-bones carrier board for the DHCOM. The board has ethernet port, USB, CAN, LEDs and a custom board-to-board expansion connector. Signed-off-by: Christoph Niedermaier Cc: Shawn Guo Cc: Fabio Estevam Cc: Marek Vasut Cc: NXP Linux Team Cc: kernel@dh-electronics.com To: linux-arm-kernel@lists.infradead.org Signed-off-by: Shawn Guo --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/imx6dl-dhcom-picoitx.dts | 20 ++++++++ arch/arm/boot/dts/imx6qdl-dhcom-picoitx.dtsi | 69 ++++++++++++++++++++++++++++ 3 files changed, 90 insertions(+) create mode 100644 arch/arm/boot/dts/imx6dl-dhcom-picoitx.dts create mode 100644 arch/arm/boot/dts/imx6qdl-dhcom-picoitx.dtsi diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 828fefc..199bc10 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -429,6 +429,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \ imx6dl-cubox-i-emmc-som-v15.dtb \ imx6dl-cubox-i-som-v15.dtb \ imx6dl-dfi-fs700-m60.dtb \ + imx6dl-dhcom-picoitx.dtb \ imx6dl-eckelmann-ci4x10.dtb \ imx6dl-emcon-avari.dtb \ imx6dl-gw51xx.dtb \ diff --git a/arch/arm/boot/dts/imx6dl-dhcom-picoitx.dts b/arch/arm/boot/dts/imx6dl-dhcom-picoitx.dts new file mode 100644 index 0000000..038bb00 --- /dev/null +++ b/arch/arm/boot/dts/imx6dl-dhcom-picoitx.dts @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2021 DH electronics GmbH + * + * DHCOM iMX6 variant: + * DHCM-iMX6DL-C0800-R102-F0819-E-SD-RTC-T-HS-I-01D2 + * DHCOM PCB number: 493-300 or newer + * PicoITX PCB number: 487-600 or newer + */ +/dts-v1/; + +#include "imx6dl.dtsi" +#include "imx6qdl-dhcom-som.dtsi" +#include "imx6qdl-dhcom-picoitx.dtsi" + +/ { + model = "DH electronics i.MX6DL DHCOM on PicoITX"; + compatible = "dh,imx6dl-dhcom-picoitx", "dh,imx6dl-dhcom-som", + "fsl,imx6dl"; +}; diff --git a/arch/arm/boot/dts/imx6qdl-dhcom-picoitx.dtsi b/arch/arm/boot/dts/imx6qdl-dhcom-picoitx.dtsi new file mode 100644 index 0000000..4cd4cb9 --- /dev/null +++ b/arch/arm/boot/dts/imx6qdl-dhcom-picoitx.dtsi @@ -0,0 +1,69 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2021 DH electronics GmbH + */ + +#include + +/ { + chosen { + stdout-path = "serial0:115200n8"; + }; + + led { + compatible = "gpio-leds"; + + led-0 { + color = ; + default-state = "off"; + function = LED_FUNCTION_INDICATOR; + gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>; /* GPIO I */ + pinctrl-0 = <&pinctrl_dhcom_i>; + pinctrl-names = "default"; + }; + }; +}; + +&gpio1 { + gpio-line-names = + "", "", "DHCOM-A", "", "DHCOM-B", "PicoITX-In2", "", "", + "", "", "", "", "", "", "", "", + "DHCOM-R", "DHCOM-S", "DHCOM-Q", "DHCOM-T", "DHCOM-U", "", "", "", + "", "", "", "", "", "", "", ""; +}; + +&gpio4 { + gpio-line-names = + "", "", "", "", "", "PicoITX-In1", "DHCOM-INT", "DHCOM-H", + "DHCOM-I", "PicoITX-HW2", "", "", "", "", "", "", + "", "", "", "", "PicoITX-Out1", "", "", "", + "", "", "", "", "", "", "", ""; +}; + +&gpio6 { + gpio-line-names = + "", "", "", "PicoITX-Out2", "", "", "SOM-HW1", "", + "", "", "", "", "", "", "PicoITX-HW0", "PicoITX-HW1", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", ""; +}; + +&iomuxc { + pinctrl-0 = < + /* + * The following DHCOM GPIOs are used on this board. + * Therefore, they have been removed from the list below. + * I: yellow led + */ + &pinctrl_hog_base + &pinctrl_dhcom_a &pinctrl_dhcom_b &pinctrl_dhcom_c + &pinctrl_dhcom_d &pinctrl_dhcom_e &pinctrl_dhcom_f + &pinctrl_dhcom_g &pinctrl_dhcom_h + &pinctrl_dhcom_j &pinctrl_dhcom_k &pinctrl_dhcom_l + &pinctrl_dhcom_m &pinctrl_dhcom_n &pinctrl_dhcom_o + &pinctrl_dhcom_p &pinctrl_dhcom_q &pinctrl_dhcom_r + &pinctrl_dhcom_s &pinctrl_dhcom_t &pinctrl_dhcom_u + &pinctrl_dhcom_v &pinctrl_dhcom_w &pinctrl_dhcom_int + >; + pinctrl-names = "default"; +}; -- 2.7.4