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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 <cniedermaier@dh-electronics.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@denx.de>
Cc: Marek Vasut <marex@denx.de>
Cc: NXP Linux Team <linux-imx@nxp.com>
Cc: kernel@dh-electronics.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Christoph Niedermaier 2021-08-02 16:10:37 +02:00 committed by Shawn Guo
parent fa0cae9556
commit 317d26e921
3 changed files with 90 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/boot/dts/Makefile
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@ -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 \

20
arch/arm/boot/dts/imx6dl-dhcom-picoitx.dts Normal file
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@ -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";
};

69
arch/arm/boot/dts/imx6qdl-dhcom-picoitx.dtsi Normal file
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@ -0,0 +1,69 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2021 DH electronics GmbH
*/
#include <dt-bindings/leds/common.h>
/ {
chosen {
stdout-path = "serial0:115200n8";
};
led {
compatible = "gpio-leds";
led-0 {
color = <LED_COLOR_ID_YELLOW>;
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";
};