linux-kernel - Re: [PATCH] arm: dts: zynq: Add MicroZed board support

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Message-ID: <5694DA56.70704@openedev.com>
Date:	Tue, 12 Jan 2016 16:19:58 +0530
From:	Jagan Teki <jteki@...nedev.com>
To:	Michal Simek <michal.simek@...inx.com>,
	linux-kernel@...r.kernel.org
CC:	devicetree@...r.kernel.org,
	Soren Brinkmann <soren.brinkmann@...inx.com>
Subject: Re: [PATCH] arm: dts: zynq: Add MicroZed board support

On Tuesday 12 January 2016 04:13 PM, Michal Simek wrote:
> On 12.1.2016 06:53, Jagan Teki wrote:
>> Added basic dts support for MicroZed board.
>>
>> Cc: Soren Brinkmann <soren.brinkmann@...inx.com>
>> Cc: Michal Simek <michal.simek@...inx.com>
>> Signed-off-by: Jagan Teki <jteki@...nedev.com>
>> ---
>>   arch/arm/boot/dts/Makefile          |  1 +
>>   arch/arm/boot/dts/zynq-microzed.dts | 45 +++++++++++++++++++++++++++++++++++++
>>   2 files changed, 46 insertions(+)
>>   create mode 100644 arch/arm/boot/dts/zynq-microzed.dts
>>
>> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
>> index 30bbc37..9eb52fa 100644
>> --- a/arch/arm/boot/dts/Makefile
>> +++ b/arch/arm/boot/dts/Makefile
>> @@ -725,6 +725,7 @@ dtb-$(CONFIG_ARCH_VT8500) += \
>>   	wm8750-apc8750.dtb \
>>   	wm8850-w70v2.dtb
>>   dtb-$(CONFIG_ARCH_ZYNQ) += \
>> +	zynq-microzed.dtb \
>>   	zynq-parallella.dtb \
>>   	zynq-zc702.dtb \
>>   	zynq-zc706.dtb \
>> diff --git a/arch/arm/boot/dts/zynq-microzed.dts b/arch/arm/boot/dts/zynq-microzed.dts
>> new file mode 100644
>> index 0000000..a8c7d2b
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/zynq-microzed.dts
>> @@ -0,0 +1,45 @@
>> +/*
>> + * Copyright (C) 2015 Jagan Teki <jteki@...nedev.com>
>> + *
>> + * This software is licensed under the terms of the GNU General Public
>> + * License version 2, as published by the Free Software Foundation, and
>> + * may be copied, distributed, and modified under those terms.
>> + *
>> + * This program 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.
>> + */
>> +/dts-v1/;
>> +/include/ "zynq-7000.dtsi"
>> +
>> +/ {
>> +	model = "Zynq MicroZED Development Board";
>> +	compatible = "xlnx,zynq-microzed", "xlnx,zynq-7000";
>> +
>> +	aliases {
>> +		serial0 = &uart1;
>> +	};
>> +
>> +	memory {
>> +		device_type = "memory";
>> +		reg = <0x0 0x40000000>;
>> +	};
>> +
>> +	chosen {
>> +		bootargs = "earlyprintk";
>> +		stdout-path = "serial0:115200n8";
>> +	};
>> +};
>> +
>> +&clkc {
>> +	ps-clk-frequency = <33333333>;
>> +};
>> +
>> +&sdhci0 {
>> +	status = "okay";
>> +};
>> +
>> +&uart1 {
>> +	status = "okay";
>> +};
>>
>
> I would prefer to have full description of this board instead of partial
> one. In U-Boot there is also qspi enabled. Board has also USB and
> ethernet that's why all of these should be enabled and tested.

I have verified what all I added like uart, mmc ie why I described as 
basic support.

May be we can move this first and rest will add in future like USB and 
Ethernet. For qspi the driver is not mainlined yet.

-- 
Jagan