RE: [PATCH v4 2/2] arm64: dts: add LS1043a-QDS board support

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Hi Shawn,

Thanks for your comments.


> -----Original Message-----
> From: Shawn Guo [mailto:shawnguo@xxxxxxxxxx]
> Sent: 2016年3月30日 22:06
> To: Zhiqiang Hou <zhiqiang.hou@xxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx; robh+dt@xxxxxxxxxx; mark.rutland@xxxxxxx;
> pawel.moll@xxxxxxx; ijc+devicetree@xxxxxxxxxxxxxx; galak@xxxxxxxxxxxxxx;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; catalin.marinas@xxxxxxx;
> will.deacon@xxxxxxx; Scott Wood <scott.wood@xxxxxxx>; Mingkai Hu
> <mingkai.hu@xxxxxxx>; Shaohui Xie <shaohui.xie@xxxxxxx>; Shaohui Xie
> <Shaohui.Xie@xxxxxxxxxxxxx>; Mingkai Hu <Mingkai.Hu@xxxxxxxxxxxxx>
> Subject: Re: [PATCH v4 2/2] arm64: dts: add LS1043a-QDS board support
> 
> On Tue, Mar 08, 2016 at 10:25:39AM +0800, Zhiqiang Hou wrote:
> > From: Shaohui Xie <Shaohui.Xie@xxxxxxxxxxxxx>
> >
> > The LS1043a-QDS board is a high-performance computing, evaluation,
> > development, and test platform supporting the LS1043a SoC.
> >
> > Signed-off-by: Shaohui Xie <Shaohui.Xie@xxxxxxxxxxxxx>
> > Signed-off-by: Mingkai Hu <Mingkai.Hu@xxxxxxxxxxxxx>
> > Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
> 
> The series looks good to me.  There are a couple of small comments in this patch
> as below, but I decided to fix them myself and applied both patches.
> 
> > ---
> > v4:
> >  - No change.
> >
> > v3:
> >  - Resort the nodes alphabetically.
> >  - Correct the compatible of nodes adt7461a at24,24c512 and pca9547.
> >  - Change the name of adt7461a to temp-sensor.
> >
> > v2:
> >  - Add root node compatible property.
> >
> >  arch/arm64/boot/dts/freescale/Makefile            |   1 +
> >  arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts | 167
> > ++++++++++++++++++++++
> >  2 files changed, 168 insertions(+)
> >  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
> >
> > diff --git a/arch/arm64/boot/dts/freescale/Makefile
> > b/arch/arm64/boot/dts/freescale/Makefile
> > index f3c2516..1423fa4 100644
> > --- a/arch/arm64/boot/dts/freescale/Makefile
> > +++ b/arch/arm64/boot/dts/freescale/Makefile
> > @@ -2,6 +2,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-qds.dtb
> >  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-rdb.dtb
> >  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls2080a-simu.dtb
> >  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-rdb.dtb
> > +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-qds.dtb
> 
> The list should maintained alphabetically.
> 
> >
> >  always		:= $(dtb-y)
> >  subdir-y	:= $(dts-dirs)
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
> > b/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
> > new file mode 100644
> > index 0000000..97e9906
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
> > @@ -0,0 +1,167 @@
> > +/*
> > + * Device Tree Include file for Freescale Layerscape-1043A family SoC.
> > + *
> > + * Copyright 2014-2015, Freescale Semiconductor
> > + *
> > + * Mingkai Hu <Mingkai.hu@xxxxxxxxxxxxx>
> > + *
> > + * This file is dual-licensed: you can use it either under the terms
> > + * of the GPLv2 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 library 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 library 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.
> > + */
> > +
> > +/dts-v1/;
> > +/include/ "fsl-ls1043a.dtsi"
> > +
> > +/ {
> > +	model = "LS1043A QDS Board";
> > +	compatible = "fsl,ls1043a-qds", "fsl,ls1043a";
> > +
> > +	aliases {
> > +		gpio0 = &gpio1;
> > +		gpio1 = &gpio2;
> > +		gpio2 = &gpio3;
> > +		gpio3 = &gpio4;
> > +		serial0 = &lpuart0;
> > +		serial1 = &lpuart1;
> > +		serial2 = &lpuart2;
> > +		serial3 = &lpuart3;
> > +		serial4 = &lpuart4;
> > +		serial5 = &lpuart5;
> > +	};
> > +};
> > +
> > +&duart0 {
> > +	status = "okay";
> > +};
> > +
> > +&duart1 {
> > +	status = "okay";
> > +};
> > +
> > +&ifc {
> > +	#address-cells = <2>;
> > +	#size-cells = <1>;
> > +	/* NOR, NAND Flashes and FPGA on board */
> > +	ranges = <0x0 0x0 0x0 0x60000000 0x08000000
> > +		  0x1 0x0 0x0 0x7e800000 0x00010000
> > +		  0x2 0x0 0x0 0x7fb00000 0x00000100>;
> > +	status = "okay";
> > +
> > +	nor@0,0 {
> > +		compatible = "cfi-flash";
> > +		reg = <0x0 0x0 0x8000000>;
> > +		bank-width = <2>;
> > +		device-width = <1>;
> > +	};
> > +
> > +	nand@1,0 {
> > +		compatible = "fsl,ifc-nand";
> > +		reg = <0x1 0x0 0x10000>;
> > +	};
> > +
> > +	fpga: board-control@2,0 {
> > +		compatible = "fsl,ls1043aqds-fpga", "fsl,fpga-qixis";
> > +		reg = <0x2 0x0 0x0000100>;
> > +	};
> > +};
> > +
> > +&i2c0 {
> > +	status = "okay";
> 
> We generally have a new line between properties and sub-node.
> 
> Shawn
> 
> > +	pca9547@77 {
> > +		compatible = "nxp,pca9547";
> > +		reg = <0x77>;
> > +		#address-cells = <1>;
> > +		#size-cells = <0>;
> > +
> > +		i2c@0 {
> > +			#address-cells = <1>;
> > +			#size-cells = <0>;
> > +			reg = <0x0>;
> > +
> > +			rtc@68 {
> > +				compatible = "dallas,ds3232";
> > +				reg = <0x68>;
> > +				/* IRQ10_B */
> > +				interrupts = <0 150 0x4>;
> > +			};
> > +		};
> > +
> > +		i2c@2 {
> > +			#address-cells = <1>;
> > +			#size-cells = <0>;
> > +			reg = <0x2>;
> > +
> > +			ina220@40 {
> > +				compatible = "ti,ina220";
> > +				reg = <0x40>;
> > +				shunt-resistor = <1000>;
> > +			};
> > +
> > +			ina220@41 {
> > +				compatible = "ti,ina220";
> > +				reg = <0x41>;
> > +				shunt-resistor = <1000>;
> > +			};
> > +		};
> > +
> > +		i2c@3 {
> > +			#address-cells = <1>;
> > +			#size-cells = <0>;
> > +			reg = <0x3>;
> > +
> > +			eeprom@56 {
> > +				compatible = "atmel,24c512";
> > +				reg = <0x56>;
> > +			};
> > +
> > +			eeprom@57 {
> > +				compatible = "atmel,24c512";
> > +				reg = <0x57>;
> > +			};
> > +
> > +			temp-sensor@4c {
> > +				compatible = "adi,adt7461a";
> > +				reg = <0x4c>;
> > +			};
> > +		};
> > +	};
> > +};
> > +
> > +&lpuart0 {
> > +	status = "okay";
> > +};
> > --
> > 2.1.0.27.g96db324
> >
> >

Thanks,
Zhiqiang
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