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-0400 From: Frank Li To: Dario Binacchi Cc: linux-kernel@vger.kernel.org, Matteo Lisi , linux-amarula@amarulasolutions.com, Peng Fan , Conor Dooley , Fabio Estevam , Krzysztof Kozlowski , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v3 07/10] ARM: dts: imx6ul: support Engicam MicroGEA RMM board Message-ID: References: <20250610100139.2476555-1-dario.binacchi@amarulasolutions.com> <20250610100139.2476555-8-dario.binacchi@amarulasolutions.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250610100139.2476555-8-dario.binacchi@amarulasolutions.com> X-ClientProxiedBy: BYAPR02CA0065.namprd02.prod.outlook.com (2603:10b6:a03:54::42) To PAXPR04MB9642.eurprd04.prod.outlook.com (2603:10a6:102:240::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PAXPR04MB9642:EE_|DB9PR04MB9452:EE_ 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Jun 2025 15:20:25.3841 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: mHTux+JcxMZg43a8qQehJRB6BW1xFSIiWPARInf9LZgCvweRDKIAq6ZfN/CzvGdn2TXO5bc/Up/6ciF7jf/Mug== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR04MB9452 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250610_082029_785965_26C0A646 X-CRM114-Status: GOOD ( 21.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Jun 10, 2025 at 12:00:20PM +0200, Dario Binacchi wrote: > Support Engicam MicroGEA RMM board with: > > - 256 Mbytes NAND Flash > - 512 Mbytes DRAM DDR2 > - CAN > - LEDs > - Micro SD card connector > - USB 2.0 high-speed/full-speed > - Ethernet MAC > > Signed-off-by: Dario Binacchi > Reviewed-by: Peng Fan Reviewed-by: Frank Li > > --- > > Changes in v3: > - Rename sgtl5000 node to audio-codec. > - Move the reg property of the audio-codec node right > after the compatible property. > - Drop an extra blank line from iomuxc and iomuxc_snvs nodes. > > Changes in v2: > - Move iomuxc and iomuxc_snvs nodes to the end of the DTS file. > - Add Reviewed-by tag of Peng Fan > > arch/arm/boot/dts/nxp/imx/Makefile | 1 + > .../nxp/imx/imx6ull-engicam-microgea-rmm.dts | 360 ++++++++++++++++++ > 2 files changed, 361 insertions(+) > create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-rmm.dts > > diff --git a/arch/arm/boot/dts/nxp/imx/Makefile b/arch/arm/boot/dts/nxp/imx/Makefile > index 57f185198217..32dfd69b8d8b 100644 > --- a/arch/arm/boot/dts/nxp/imx/Makefile > +++ b/arch/arm/boot/dts/nxp/imx/Makefile > @@ -357,6 +357,7 @@ dtb-$(CONFIG_SOC_IMX6UL) += \ > imx6ull-dhcom-picoitx.dtb \ > imx6ull-dhcor-maveo-box.dtb \ > imx6ull-engicam-microgea-bmm.dtb \ > + imx6ull-engicam-microgea-rmm.dtb \ > imx6ull-jozacp.dtb \ > imx6ull-kontron-bl.dtb \ > imx6ull-myir-mys-6ulx-eval.dtb \ > diff --git a/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-rmm.dts b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-rmm.dts > new file mode 100644 > index 000000000000..5d1cc8a1f555 > --- /dev/null > +++ b/arch/arm/boot/dts/nxp/imx/imx6ull-engicam-microgea-rmm.dts > @@ -0,0 +1,360 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Copyright (C) 2025 Amarula Solutions, Dario Binacchi > + * Copyright (C) 2025 Engicam srl > + */ > + > +/dts-v1/; > + > +#include "imx6ull-engicam-microgea.dtsi" > + > +/ { > + compatible = "engicam,microgea-imx6ull-rmm", > + "engicam,microgea-imx6ull", "fsl,imx6ull"; > + model = "Engicam MicroGEA i.MX6ULL BMM Board"; > + > + backlight { > + compatible = "pwm-backlight"; > + brightness-levels = <0 100>; > + num-interpolated-steps = <100>; > + default-brightness-level = <85>; > + pwms = <&pwm8 0 100000 0>; > + }; > + > + buzzer { > + compatible = "pwm-beeper"; > + pwms = <&pwm4 0 1000000 0>; > + }; > + > + reg_1v8: regulator-1v8 { > + compatible = "regulator-fixed"; > + regulator-name = "1v8"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + }; > + > + reg_3v3: regulator-3v3 { > + compatible = "regulator-fixed"; > + regulator-name = "3v3"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + }; > + > + reg_usb1_vbus: regulator-usb1-vbus { > + compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_reg_usb1>; > + regulator-name = "usb1_vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&gpio5 0 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + reg_usb2_vbus: regulator-usb2-vbus { > + compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_reg_usb2>; > + regulator-name = "usbotg_vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&gpio5 3 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + reg_ext_pwr: regulator-ext-pwr { > + compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_reg_ext_pwr>; > + regulator-name = "ext-pwr"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&gpio5 6 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + regulator-always-on; > + }; > + > + sound { > + compatible = "simple-audio-card"; > + simple-audio-card,name = "imx6ull-microgea-rmm-sgtl5000"; > + simple-audio-card,format = "i2s"; > + simple-audio-card,bitclock-master = <&codec_dai>; > + simple-audio-card,frame-master = <&codec_dai>; > + simple-audio-card,widgets = > + "Microphone", "Mic Jack", > + "Headphone", "Headphone Jack"; > + simple-audio-card,routing = > + "MIC_IN", "Mic Jack", > + "Mic Jack", "Mic Bias", > + "Headphone Jack", "HP_OUT"; > + > + cpu_dai: simple-audio-card,cpu { > + sound-dai = <&sai2>; > + }; > + > + codec_dai: simple-audio-card,codec { > + sound-dai = <&codec>; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_leds>; > + > + led-0 { > + gpios = <&gpio2 10 GPIO_ACTIVE_HIGH>; > + default-state = "off"; > + status = "okay"; > + }; > + > + led-1 { > + gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>; > + default-state = "off"; > + status = "okay"; > + }; > + }; > +}; > + > +&can1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_can>; > + status = "okay"; > +}; > + > +&i2c1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c1>; > + clock-frequency = <100000>; > + status = "okay"; > + > + touchscreen: touchscreen@38 { > + compatible ="edt,edt-ft5306"; > + reg = <0x38>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_touchscreen>; > + interrupt-parent = <&gpio2>; > + interrupts = <8 IRQ_TYPE_EDGE_FALLING>; > + reset-gpios = <&gpio2 14 GPIO_ACTIVE_LOW>; > + report-rate-hz = <6>; > + /* settings valid only for Hycon touchscreen */ > + touchscreen-size-x = <1280>; > + touchscreen-size-y = <800>; > + }; > +}; > + > +&i2c2 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c2>; > + clock-frequency = <100000>; > + status = "okay"; > + > + codec: audio-codec@a { > + compatible = "fsl,sgtl5000"; > + reg = <0x0a>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_mclk>; > + #sound-dai-cells = <0>; > + clocks = <&clks IMX6UL_CLK_CKO>; > + assigned-clocks = <&clks IMX6UL_CLK_CKO2_SEL>, > + <&clks IMX6UL_CLK_CKO2_PODF>, > + <&clks IMX6UL_CLK_CKO2>, > + <&clks IMX6UL_CLK_CKO>; > + assigned-clock-parents = <&clks IMX6UL_CLK_OSC>, > + <&clks IMX6UL_CLK_CKO2_SEL>, > + <&clks IMX6UL_CLK_CKO2_PODF>, > + <&clks IMX6UL_CLK_CKO2>; > + VDDA-supply = <®_3v3>; > + VDDIO-supply = <®_3v3>; > + VDDD-supply = <®_1v8>; > + }; > +}; > + > +&pwm4 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pwm4>; > + status = "okay"; > +}; > + > +&pwm8 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pwm8>; > + status = "okay"; > +}; > + > +&sai2 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_sai2>; > + status = "okay"; > +}; > + > +&uart1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart1>; > + status = "okay"; > +}; > + > +&uart4 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart4>; > + status = "okay"; > +}; > + > +&usbotg1 { > + dr_mode = "host"; > + vbus-supply = <®_usb1_vbus>; > + disable-over-current; > + status = "okay"; > +}; > + > +&usbotg2 { > + dr_mode = "host"; > + vbus-supply = <®_usb2_vbus>; > + disable-over-current; > + status = "okay"; > +}; > + > +/* MicroSD */ > +&usdhc1 { > + pinctrl-names = "default", "state_100mhz", "state_200mhz"; > + pinctrl-0 = <&pinctrl_usdhc1>; > + pinctrl-1 = <&pinctrl_usdhc1_100mhz>; > + pinctrl-2 = <&pinctrl_usdhc1_200mhz>; > + vmmc-supply = <®_3v3>; > + bus-width = <4>; > + keep-power-in-suspend; > + non-removable; > + wakeup-source; > + status = "okay"; > +}; > + > +&iomuxc { > + pinctrl_can: can-grp { > + fsl,pins = < > + MX6UL_PAD_UART3_RTS_B__FLEXCAN1_RX 0x1b020 > + MX6UL_PAD_UART3_CTS_B__FLEXCAN1_TX 0x1b020 > + >; > + }; > + > + pinctrl_i2c1: i2c1grp { > + fsl,pins = < > + MX6UL_PAD_CSI_PIXCLK__I2C1_SCL 0x4001b8b0 > + MX6UL_PAD_CSI_MCLK__I2C1_SDA 0x4001b8b0 > + >; > + }; > + > + pinctrl_i2c2: i2c2grp { > + fsl,pins = < > + MX6UL_PAD_GPIO1_IO00__I2C2_SCL 0x4001b8b0 > + MX6UL_PAD_GPIO1_IO01__I2C2_SDA 0x4001b8b0 > + >; > + }; > + > + pinctrl_leds: ledsgrp { > + fsl,pins = < > + MX6UL_PAD_ENET2_RX_EN__GPIO2_IO10 0x130b0 > + MX6UL_PAD_ENET2_TX_DATA0__GPIO2_IO11 0x130b0 > + >; > + }; > + > + pinctrl_mclk: mclkgrp { > + fsl,pins = < > + MX6UL_PAD_JTAG_TMS__CCM_CLKO1 0x13009 > + >; > + }; > + > + pinctrl_pwm4: pwm4grp { > + fsl,pins = < > + MX6UL_PAD_GPIO1_IO05__PWM4_OUT 0x110b0 > + >; > + }; > + > + pinctrl_pwm8: pwm8grp { > + fsl,pins = < > + MX6UL_PAD_ENET1_RX_ER__PWM8_OUT 0x110b0 > + >; > + }; > + > + pinctrl_sai2: sai2grp { > + fsl,pins = < > + MX6UL_PAD_JTAG_TCK__SAI2_RX_DATA 0x130b0 > + MX6UL_PAD_JTAG_TDI__SAI2_TX_BCLK 0x17088 > + MX6UL_PAD_JTAG_TDO__SAI2_TX_SYNC 0x17088 > + MX6UL_PAD_JTAG_TRST_B__SAI2_TX_DATA 0x120b0 > + >; > + }; > + > + pinctrl_touchscreen: touchgrp { > + fsl,pins = < > + MX6UL_PAD_ENET2_TX_CLK__GPIO2_IO14 0x17059 > + MX6UL_PAD_ENET2_RX_DATA0__GPIO2_IO08 0x17059 > + >; > + }; > + > + pinctrl_uart1: uart1grp { > + fsl,pins = < > + MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1 > + MX6UL_PAD_UART1_RX_DATA__UART1_DCE_RX 0x1b0b1 > + >; > + }; > + > + pinctrl_uart4: uart4grp { > + fsl,pins = < > + MX6UL_PAD_UART4_TX_DATA__UART4_DCE_TX 0x0b0b0 > + MX6UL_PAD_UART4_RX_DATA__UART4_DCE_RX 0x0b0b0 > + >; > + }; > + > + pinctrl_usdhc1: usdhc1grp { > + fsl,pins = < > + MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x17059 > + MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10059 > + MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x17059 > + MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x17059 > + MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x17059 > + MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x17059 > + >; > + }; > + > + pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp { > + fsl,pins = < > + MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x170b9 > + MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x100b9 > + MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170b9 > + MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170b9 > + MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170b9 > + MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170b9 > + >; > + }; > + > + pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp { > + fsl,pins = < > + MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x170f9 > + MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x100f9 > + MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x170f9 > + MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x170f9 > + MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x170f9 > + MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x170f9 > + >; > + }; > +}; > + > +&iomuxc_snvs { > + pinctrl_reg_usb1: regusb1grp { > + fsl,pins = < > + MX6ULL_PAD_SNVS_TAMPER0__GPIO5_IO00 0x17059 > + >; > + }; > + > + pinctrl_reg_usb2: regusb2grp { > + fsl,pins = < > + MX6ULL_PAD_SNVS_TAMPER3__GPIO5_IO03 0x17059 > + >; > + }; > + > + pinctrl_reg_ext_pwr: reg-ext-pwrgrp { > + fsl,pins = < > + MX6ULL_PAD_SNVS_TAMPER6__GPIO5_IO06 0x17059 > + >; > + }; > +}; > -- > 2.43.0 >