Re: [PATCH v1 11/12] ARM: dts: imx: Add i.MXRT1170-EVK support

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On 26/03/2022 15:43, Jesse Taube wrote:
> The NXP i.MXRT1170 Evaluation Kit (EVK) provides a platform for rapid
> evaluation of the i.MXRT, which features NXP's implementation of the Arm
> Cortex-M7 and M4 core.
> 
> The EVK provides 64 MB SDRAM, 128 MB Quad SPI flash, Micro SD card socket,
> two USB 2.0 OTG, and two Ethernet ports.
> 
> This patch aims to support the preliminary booting up features
> as follows:
> GPIO
> LPUART
> SD/MMC
> 
> Cc: Giulio Benetti <giulio.benetti@xxxxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Jesse Taube <Mr.Bossman075@xxxxxxxxx>
> ---
>  arch/arm/boot/dts/Makefile          |   3 +-
>  arch/arm/boot/dts/imxrt1170-evk.dts | 126 +++++++++++++
>  arch/arm/boot/dts/imxrt1170.dtsi    | 278 ++++++++++++++++++++++++++++
>  3 files changed, 406 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/boot/dts/imxrt1170-evk.dts
>  create mode 100644 arch/arm/boot/dts/imxrt1170.dtsi
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 07acd6189cae..87ae30818f39 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -724,7 +724,8 @@ dtb-$(CONFIG_SOC_IMX7ULP) += \
>  	imx7ulp-com.dtb \
>  	imx7ulp-evk.dtb
>  dtb-$(CONFIG_SOC_IMXRT) += \
> -	imxrt1050-evk.dtb
> +	imxrt1050-evk.dtb \
> +	imxrt1170-evk.dtb
>  dtb-$(CONFIG_SOC_LS1021A) += \
>  	ls1021a-moxa-uc-8410a.dtb \
>  	ls1021a-qds.dtb \
> diff --git a/arch/arm/boot/dts/imxrt1170-evk.dts b/arch/arm/boot/dts/imxrt1170-evk.dts
> new file mode 100644
> index 000000000000..fc3b41de8215
> --- /dev/null
> +++ b/arch/arm/boot/dts/imxrt1170-evk.dts
> @@ -0,0 +1,126 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (C) 2022
> + * Author(s):  Jesse Taube <Mr.Bossman075@xxxxxxxxx>
> + */
> +
> +/dts-v1/;
> +#include "imxrt1170.dtsi"
> +#include "imxrt1170-pinfunc.h"
> +
> +/ {
> +	model = "NXP imxrt1170-evk board";
> +	compatible = "fsl,imxrt1170-evk", "fsl,imxrt1170";
> +
> +	chosen {
> +		stdout-path = &lpuart1;
> +	};
> +
> +	aliases {
> +		gpio0 = &gpio1;
> +		gpio1 = &gpio2;
> +		gpio2 = &gpio3;
> +		gpio3 = &gpio4;
> +		gpio4 = &gpio5;
> +		gpio5 = &gpio6;
> +		gpio6 = &gpio7;
> +		gpio7 = &gpio8;
> +		gpio8 = &gpio9;
> +		gpio9 = &gpio10;
> +		gpio10 = &gpio11;
> +		gpio11 = &gpio12;
> +		gpio12 = &gpio13;
> +		mmc0 = &usdhc1;
> +		serial0 = &lpuart1;
> +		usbphy0 = &usbphy1;
> +	};
> +
> +	memory@20240000 {
> +		device_type = "memory";
> +		reg = <0x20240000 0xf0000>;
> +	};
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x4000000>;
> +	};
> +
> +	reg_usb_otg1_vbus: regulator-usb-otg1-vbus {
> +		compatible = "regulator-fixed";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_pwm0>;
> +		regulator-name = "usb_otg1_vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		gpio = <&gpio9 9 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +	};
> +};
> +
> +&lpuart1 { /* console */
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_lpuart1>;
> +	status = "okay";
> +};
> +
> +
> +&usbotg1 {
> +	vbus-supply = <&reg_usb_otg1_vbus>;
> +	dr_mode = "host";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_usbotg1_id>;
> +	disable-over-current;
> +	status = "okay";
> +};
> +
> +&iomuxc {
> +	pinctrl_lpuart1: lpuart1grp {
> +		fsl,pins = <
> +			IOMUXC_GPIO_AD_24_LPUART1_TXD 0xf1
> +			IOMUXC_GPIO_AD_25_LPUART1_RXD 0xf1
> +		>;
> +	};
> +
> +	pinctrl_pwm0: pwm0grp {
> +		fsl,pins = <
> +			IOMUXC_GPIO_AD_11_USB_OTG1_OC 0xf1
> +		>;
> +	};
> +
> +	pinctrl_usbotg1_id: pinctrl_usbotg1_id {

No underscores in node names. Does not match the DT schema, please test
your DTS (make dtbs_check).

> +		fsl,pins = <
> +			IOMUXC_GPIO_AD_09_USBPHY1_OTG_ID 0xf1
> +		>;
> +	};
> +
> +	pinctrl_usdhc0: usdhc0grp {
> +		fsl,pins = <
> +			IOMUXC_GPIO_AD_32_USDHC1_CD_B
> +				0x1B000
> +			IOMUXC_GPIO_AD_34_USDHC1_VSELECT
> +				0xB069
> +			IOMUXC_GPIO_SD_B1_00_USDHC1_CMD
> +				0x17061
> +			IOMUXC_GPIO_SD_B1_01_USDHC1_CLK
> +				0x17061
> +			IOMUXC_GPIO_SD_B1_05_USDHC1_DATA3
> +				0x17061
> +			IOMUXC_GPIO_SD_B1_04_USDHC1_DATA2
> +				0x17061
> +			IOMUXC_GPIO_SD_B1_03_USDHC1_DATA1
> +				0x17061
> +			IOMUXC_GPIO_SD_B1_02_USDHC1_DATA0
> +				0x17061
> +		>;
> +	};
> +};
> +
> +&usdhc1 {
> +	pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> +	pinctrl-0 = <&pinctrl_usdhc0>;
> +	pinctrl-1 = <&pinctrl_usdhc0>;
> +	pinctrl-2 = <&pinctrl_usdhc0>;
> +	pinctrl-3 = <&pinctrl_usdhc0>;
> +	status = "okay";
> +	broken-cd;
> +};
> diff --git a/arch/arm/boot/dts/imxrt1170.dtsi b/arch/arm/boot/dts/imxrt1170.dtsi
> new file mode 100644
> index 000000000000..fb53347571a9
> --- /dev/null
> +++ b/arch/arm/boot/dts/imxrt1170.dtsi
> @@ -0,0 +1,278 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (C) 2022
> + * Author(s):  Jesse Taube <Mr.Bossman075@xxxxxxxxx>
> + */
> +
> +#include "armv7-m.dtsi"
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/imxrt1170-clock.h>
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> +	#address-cells = <1>;
> +	#size-cells = <1>;
> +
> +	reserved-memory {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		linux,cma {
> +			compatible = "shared-dma-pool";
> +			size = <0x40000>;
> +			no-map;
> +			linux,dma-default;
> +		};
> +	};
> +
> +	clocks {
> +		osc: osc {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <24000000>;
> +		};
> +
> +		rcosc16M: rcosc16M {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <16000000>;
> +		};
> +
> +		osc32k: osc32k {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <32768>;
> +		};
> +
> +		osc3M: osc3M {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <3000000>;
> +		};
> +	};
> +
> +	soc {
> +		anatop: anatop@40c84000 {
> +			compatible = "fsl,imxrt-anatop";
> +			reg = <0x40c84000 0x4000>;
> +		};
> +
> +		clks: ccm@40cc0000 {

Generic node names. Isn't it clock-controller?

> +			compatible = "fsl,imxrt1170-ccm";
> +			reg = <0x40cc0000 0x4000>;
> +			clocks = <&osc>, <&rcosc16M>, <&osc32k>;
> +			clock-names = "osc", "rcosc16M", "osc32k";
> +			#clock-cells = <1>;
> +		};
> +
> +		edma1: dma-controller@40070000 {
> +			#dma-cells = <2>;
> +			compatible = "fsl,imx7ulp-edma";
> +			reg = <0x40070000 0x4000>,
> +				<0x40074000 0x4000>;
> +			dma-channels = <32>;
> +			interrupts = <0>, <1>, <2>, <3>, <4>, <5>, <6>, <7>, <8>,
> +				<9>, <10>, <11>, <12>, <13>, <14>, <15>, <16>;
> +			clock-names = "dma", "dmamux0";
> +			clocks = <&clks IMXRT1170_CLK_BUS>,
> +				 <&clks IMXRT1170_CLK_M4>;
> +		};
> +
> +		gpio1: gpio@4012c000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x4012c000 0x4000>;
> +			interrupts = <100>, <101>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio2: gpio@40130000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40130000 0x4000>;
> +			interrupts = <102>, <103>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio3: gpio@40134000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40134000 0x4000>;
> +			interrupts = <104>, <105>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio4: gpio@40138000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40138000 0x4000>;
> +			interrupts = <106>, <107>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio5: gpio@4013c000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x4013c000 0x4000>;
> +			interrupts = <108>, <109>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio6: gpio@40140000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40140000 0x4000>;
> +			interrupts = <61>, <62>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio7: gpio@40c5c000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40c5c000 0x4000>;
> +			interrupts = <99>, <99>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio8: gpio@40c60000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40c60000 0x4000>;
> +			interrupts = <99>, <99>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio9: gpio@40c64000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40c64000 0x4000>;
> +			interrupts = <99>, <99>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio10: gpio@40c68000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";

Undocumented compatible.

> +			reg = <0x40c68000 0x4000>;
> +			interrupts = <99>, <99>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio11: gpio@40c6c000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40c6c000 0x4000>;
> +			interrupts = <99>, <99>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio12: gpio@40c70000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40c70000 0x4000>;
> +			interrupts = <61>, <62>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio13: gpio@40ca0000 {
> +			compatible = "fsl,imxrt1170-gpio", "fsl,imx35-gpio";
> +			reg = <0x40ca0000 0x4000>;
> +			interrupts = <93>, <93>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpt: timer@400ec000 {
> +			compatible = "fsl,imxrt1170-gpt", "fsl,imx6dl-gpt", "fsl,imx6sl-gpt";

Wrong compatibles.

> +			reg = <0x400ec000 0x4000>;
> +			interrupts = <119>;
> +			clocks = <&osc3M>;
> +			clock-names = "per";
> +		};
> +
> +		iomuxc: iomuxc@400e8000 {
> +			compatible = "fsl,imxrt1170-iomuxc";
> +			reg = <0x400e8000 0x4000>;
> +			fsl,mux_mask = <0x7>;
> +		};
> +
> +		lpuart1: serial@4007c000 {
> +			compatible = "fsl,imxrt1170-lpuart", "fsl,imxrt1050-lpuart", "fsl,imx7ulp-lpuart";

Undocumented compatible.

> +			reg = <0x4007c000 0x4000>;
> +			interrupts = <20>;
> +			clocks = <&clks IMXRT1170_CLK_LPUART1>;
> +			clock-names = "ipg";
> +			status = "disabled";
> +		};
> +
> +		usdhc1: mmc@40418000 {
> +			compatible ="fsl,imxrt1050-usdhc", "fsl,imx6sl-usdhc";

Wrong compatibles.

> +			reg = <0x40418000 0x10000>;
> +			interrupts = <133>;
> +			clocks = <&clks IMXRT1170_CLK_BUS>,
> +				<&clks IMXRT1170_CLK_BUS>,
> +				<&clks IMXRT1170_CLK_USDHC1>;
> +			clock-names = "ipg", "ahb", "per";
> +			bus-width = <4>;
> +			fsl,wp-controller;
> +			no-1-8-v;
> +			max-frequency = <4000000>;
> +			fsl,tuning-start-tap = <20>;
> +			fsl,tuning-step= <2>;
> +			status = "disabled";
> +		};
> +> +

One line break.

> +		usbmisc1: usbmisc@40430200 {
> +			compatible = "fsl,imx7ulp-usbmisc";
> +			#index-cells = <1>;
> +			reg = <0x40430200 0x200>;
> +		};
> +



Best regards,
Krzysztof



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