[PATCH 3/5] ARM: dts: imxrt1020: add dtsi file

Lukasz Majewski lukma at denx.de
Thu Feb 20 23:45:59 CET 2020


Hi Giulio,

> Add dtsi file for i.MXRT1020.
> 

Has this file been ported from Linux kernel? Or is it only available in
U-Boot?

Reviewed-by: Lukasz Majewski <lukma at denx.de>

> Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
> ---
>  arch/arm/dts/imxrt1020.dtsi | 133
> ++++++++++++++++++++++++++++++++++++ 1 file changed, 133 insertions(+)
>  create mode 100644 arch/arm/dts/imxrt1020.dtsi
> 
> diff --git a/arch/arm/dts/imxrt1020.dtsi b/arch/arm/dts/imxrt1020.dtsi
> new file mode 100644
> index 0000000000..97f3cec9f3
> --- /dev/null
> +++ b/arch/arm/dts/imxrt1020.dtsi
> @@ -0,0 +1,133 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (C) 2020
> + * Author(s): Giulio Benetti <giulio.benetti at benettiengineering.com>
> + */
> +
> +#include "armv7-m.dtsi"
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/imxrt1020-clock.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/memory/imxrt-sdram.h>
> +
> +/ {
> +	#address-cells = <1>;
> +	#size-cells = <1>;
> +
> +	aliases {
> +		gpio0 = &gpio1;
> +		gpio1 = &gpio2;
> +		gpio2 = &gpio3;
> +		mmc0 = &usdhc1;
> +		serial0 = &lpuart1;
> +	};
> +
> +	clocks {
> +		u-boot,dm-spl;
> +		ckil {
> +			compatible = "fsl,imx-ckil", "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <32768>;
> +		};
> +
> +		ckih1 {
> +			compatible = "fsl,imx-ckih1", "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <0>;
> +		};
> +
> +		osc {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imx-osc", "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <24000000>;
> +		};
> +	};
> +
> +	soc {
> +		u-boot,dm-spl;
> +
> +		semc: semc at 402f0000 {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imxrt-semc";
> +			reg = <0x402f0000 0x4000>;
> +			clocks = <&clks IMXRT1020_CLK_SEMC>;
> +			pinctrl-0 = <&pinctrl_semc>;
> +			pinctrl-names = "default";
> +			status = "okay";
> +		};
> +
> +		lpuart1: serial at 40184000 {
> +			compatible = "fsl,imxrt-lpuart";
> +			reg = <0x40184000 0x4000>;
> +			interrupts = <GIC_SPI 20
> IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&clks IMXRT1020_CLK_LPUART1>;
> +			clock-names = "per";
> +			status = "disabled";
> +		};
> +
> +		iomuxc: iomuxc at 401f8000 {
> +			compatible = "fsl,imxrt-iomuxc";
> +			reg = <0x401f8000 0x4000>;
> +			fsl,mux_mask = <0x7>;
> +		};
> +
> +		clks: ccm at 400fc000 {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imxrt1020-ccm";
> +			reg = <0x400fc000 0x4000>;
> +			interrupts = <GIC_SPI 95
> IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 96
> IRQ_TYPE_LEVEL_HIGH>;
> +			#clock-cells = <1>;
> +		};
> +
> +		usdhc1: usdhc at 402c0000 {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imxrt-usdhc";
> +			reg = <0x402c0000 0x10000>;
> +			interrupts = <GIC_SPI 110
> IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&clks IMXRT1020_CLK_USDHC1>;
> +			clock-names = "per";
> +			bus-width = <4>;
> +			fsl,tuning-start-tap = <20>;
> +			fsl,tuning-step= <2>;
> +			status = "disabled";
> +		};
> +
> +		gpio1: gpio at 401b8000 {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imxrt-gpio",
> "fsl,imx35-gpio";
> +			reg = <0x401b8000 0x4000>;
> +			interrupts = <GIC_SPI 80
> IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 81
> IRQ_TYPE_LEVEL_HIGH>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio2: gpio at 401bc000 {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imxrt-gpio",
> "fsl,imx35-gpio";
> +			reg = <0x401bc000 0x4000>;
> +			interrupts = <GIC_SPI 82
> IRQ_TYPE_LEVEL_HIGH>,
> +				<GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		gpio3: gpio at 401c0000 {
> +			u-boot,dm-spl;
> +			compatible = "fsl,imxrt-gpio",
> "fsl,imx35-gpio";
> +			reg = <0x401c0000 0x4000>;
> +			interrupts = <GIC_SPI 84
> IRQ_TYPE_LEVEL_HIGH>,
> +				<GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +	};
> +};




Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma at denx.de
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 488 bytes
Desc: OpenPGP digital signature
URL: <https://lists.denx.de/pipermail/u-boot/attachments/20200220/4ff9f555/attachment.sig>


More information about the U-Boot mailing list