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

[Giulio Benetti <giulio.benetti@benettiengineering.com>]

Hi Lukasz,

On 2/20/20 11:45 PM, Lukasz Majewski wrote:
> Hi Giulio,
> 
>> Add dtsi file for i.MXRT1020.
>>
> 
> Has this file been ported from Linux kernel? Or is it only available in
> U-Boot?

Only available in U-Boot at the moment.

And thank you for reviewing!

Best regards
-- 
Giulio Benetti
Benetti Engineering sas

> Reviewed-by: Lukasz Majewski <lukma@denx.de>
> 
>> Signed-off-by: Giulio Benetti <giulio.benetti@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@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
>