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SubjectRe: [PATCH] ARM: dts: imx6ulz: add support for USB armory Mk II
On Wed, Sep 08, 2021 at 12:32:32PM +0200, andrej.rosano@f-secure.com wrote:
> From: Andrej Rosano <andrej.rosano@f-secure.com>
>
> Add support for F-Secure USB armory Mk II board, an open source
> flash-drive sized computer based on NXP i.MX6ULZ SoC.
>
> https://github.com/f-secure-foundry/usbarmory
>
> Signed-off-by: Andrej Rosano <andrej.rosano@f-secure.com>
> ---
> .../devicetree/bindings/arm/fsl.yaml | 3 +-
> arch/arm/boot/dts/Makefile | 3 +-
> arch/arm/boot/dts/imx6ulz-usbarmory.dts | 238 ++++++++++++++++++
> 3 files changed, 242 insertions(+), 2 deletions(-)
> create mode 100644 arch/arm/boot/dts/imx6ulz-usbarmory.dts
>
> diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
> index 1c827c1954dc..a11d10a22b64 100644
> --- a/Documentation/devicetree/bindings/arm/fsl.yaml
> +++ b/Documentation/devicetree/bindings/arm/fsl.yaml
> @@ -595,7 +595,8 @@ properties:
> - description: i.MX6ULZ based Boards
> items:
> - enum:
> - - fsl,imx6ulz-14x14-evk # i.MX6 ULZ 14x14 EVK Board
> + - fsl,imx6ulz-14x14-evk # i.MX6 ULZ 14x14 EVK Board
> + - inversepath,imx6ulz-usbarmory # F-Secure USB armory Mk II
> - const: fsl,imx6ull # This seems odd. Should be last?
> - const: fsl,imx6ulz
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 863347b6b65e..6fd2b8f55255 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -655,7 +655,8 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
> imx6ull-phytec-segin-ff-rdk-nand.dtb \
> imx6ull-phytec-segin-ff-rdk-emmc.dtb \
> imx6ull-phytec-segin-lc-rdk-nand.dtb \
> - imx6ulz-14x14-evk.dtb
> + imx6ulz-14x14-evk.dtb \
> + imx6ulz-usbarmory.dtb
> dtb-$(CONFIG_SOC_IMX7D) += \
> imx7d-cl-som-imx7.dtb \
> imx7d-colibri-aster.dtb \
> diff --git a/arch/arm/boot/dts/imx6ulz-usbarmory.dts b/arch/arm/boot/dts/imx6ulz-usbarmory.dts
> new file mode 100644
> index 000000000000..6262d30bcb9c
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6ulz-usbarmory.dts
> @@ -0,0 +1,238 @@
> +/*
> + * USB armory Mk II device tree file
> + * https://github.com/f-secure-foundry/usbarmory
> + *
> + * Copyright (C) 2020, F-Secure Corporation
> + * Andrej Rosano <andrej.rosano@f-secure.com>
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + * a) This file is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of the
> + * License, or (at your option) any later version.
> + *
> + * This file is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + * b) Permission is hereby granted, free of charge, to any person
> + * obtaining a copy of this software and associated documentation
> + * files (the "Software"), to deal in the Software without
> + * restriction, including without limitation the rights to use,
> + * copy, modify, merge, publish, distribute, sublicense, and/or
> + * sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following
> + * conditions:
> + *
> + * The above copyright notice and this permission notice shall be
> + * included in all copies or substantial portions of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + * OTHER DEALINGS IN THE SOFTWARE.

Replace all this with SPDX tag.

> + */
> +
> +/dts-v1/;
> +
> +#include "imx6ulz.dtsi"

Which should match the license here (it's not GPL2 OR LATER).

> +
> +/ {
> + model = "F-Secure USB armory Mk II";
> + compatible = "inversepath,imx6ulz-usbarmory-mkII", "fsl,imx6ull", "fsl,imx6ulz";
> +
> + chosen {
> + stdout-path = &uart2;
> + };
> +
> + memory {

memory@80000000

> + device_type = "memory";
> + reg = <0x80000000 0x20000000>;
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_led>;
> +
> + led-white {
> + label = "LED_WHITE";
> + gpios = <&gpio4 21 GPIO_ACTIVE_LOW>;
> + linux,default-trigger = "heartbeat";
> + };
> +
> + led-blue {
> + label = "LED_BLUE";
> + gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + regulators {
> + compatible = "simple-bus";

This is not a bus... Drop.

> + #address-cells = <1>;
> + #size-cells = <0>;

And these too.

> +
> + reg_sd1_vmmc: sd1_regulator {
> + compatible = "regulator-fixed";
> + regulator-name = "VSD_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> + };
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_bluetooth>;
> + status = "okay";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart2>;
> + status = "okay";
> +};
> +
> +&usdhc1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc1>;
> + no-1-8-v;
> + keep-power-in-suspend;
> + wakeup-source;
> + status = "okay";
> +};
> +
> +&usdhc2 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc2>;
> + pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
> + bus-width = <8>;
> + non-removable;
> + status = "okay";
> +};
> +
> +&i2c1 {
> + pinctrl-0 = <&pinctrl_i2c1>;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_uart2: uart2grp {
> + fsl,pins = <
> + MX6UL_PAD_UART2_TX_DATA__UART2_DCE_TX 0x1b0b1
> + MX6UL_PAD_UART2_RX_DATA__UART2_DCE_RX 0x1b0b1
> + >;
> + };
> +
> + pinctrl_bluetooth: uart1grp {
> + fsl,pins = <
> + MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b0 /* BT_UART_TX */
> + MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b0 /* BT_UART_RX */
> + MX6UL_PAD_UART1_CTS_B__UART1_DCE_CTS 0x1b0b0 /* BT_UART_CTS */
> + MX6UL_PAD_GPIO1_IO07__UART1_DCE_RTS 0x130b0 /* BT_UART_RTS */
> + MX6UL_PAD_UART3_TX_DATA__GPIO1_IO24 0x1f020 /* BT_UART_DSR */
> + MX6UL_PAD_UART3_RX_DATA__GPIO1_IO25 0x10020 /* BT_UART_DTR */
> + MX6UL_PAD_GPIO1_IO04__GPIO1_IO04 0x1f020 /* BT_SWDCLK */
> + MX6UL_PAD_GPIO1_IO06__GPIO1_IO06 0x1f020 /* BT_SWDIO */
> + MX6UL_PAD_GPIO1_IO09__GPIO1_IO09 0x1f020 /* BT_RESET */
> + MX6UL_PAD_UART3_RTS_B__GPIO1_IO27 0x1f020 /* BT_SWITCH_1 */
> + MX6UL_PAD_UART3_CTS_B__GPIO1_IO26 0x1f020 /* BT_SWITCH_2 */
> + >;
> + };
> +
> + pinctrl_i2c1: i2c1grp {
> + fsl,pins = <
> + MX6UL_PAD_GPIO1_IO02__I2C1_SCL 0x4001b8b0
> + MX6UL_PAD_GPIO1_IO03__I2C1_SDA 0x4001b8b0
> + >;
> + };
> +
> + pinctrl_led: ledgrp {
> + fsl,pins = <
> + MX6UL_PAD_CSI_DATA00__GPIO4_IO21 0x1f020
> + MX6UL_PAD_CSI_DATA01__GPIO4_IO22 0x1f020
> + >;
> + };
> +
> + pinctrl_usdhc1: usdhc1grp {
> + fsl,pins = <
> + MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x1f019
> + MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x1f019
> + MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x1f019
> + MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x1f019
> + MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x1f019
> + MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x1f019
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2grp {
> + fsl,pins = <
> + MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x10069
> + 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
> + MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17059
> + MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17059
> + MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17059
> + MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17059
> + >;
> + };
> +
> + pinctrl_usdhc2_100mhz: usdhc2grp_100mhz {
> + 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
> + MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170b9
> + MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170b9
> + MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170b9
> + MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170b9
> + >;
> + };
> +
> + pinctrl_usdhc2_200mhz: usdhc2grp_200mhz {
> + 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
> + MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x170f9
> + MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x170f9
> + MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x170f9
> + MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x170f9
> + >;
> + };
> +};
> +
> +&usbotg1 {
> + dr_mode = "peripheral";
> + disable-over-current;
> + tpl-support;
> + status = "okay";
> +};
> +
> +&usbotg2 {
> + dr_mode = "host";
> + disable-over-current;
> + tpl-support;
> + status = "okay";
> +};
> --
> 2.33.0
>
>

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