Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Received-SPF: Pass (protection.outlook.com: domain of xilinx.com designates
 149.199.62.198 as permitted sender) receiver=protection.outlook.com;
 client-ip=149.199.62.198; helo=xsj-pvapexch02.xlnx.xilinx.com;
Envelope-to: git@xilinx.com,
 saikrishna12468@gmail.com,
 linux-gpio@vger.kernel.org,
 devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org,
 linux-arm-kernel@lists.infradead.org,
 gregkh@linuxfoundation.org,
 linus.walleij@linaro.org,
 robh@kernel.org
Subject: Re: [PATCH 4/4] arm: dts: zynq: Replace 'io-standard' with
 'power-source' property
To:     Rob Herring <robh@kernel.org>,
        Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com>
CC:     Linus Walleij <linus.walleij@linaro.org>,
        Michal Simek <michal.simek@xilinx.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-gpio@vger.kernel.org>, <git@xilinx.com>,
        <saikrishna12468@gmail.com>
References: <1626868353-96475-1-git-send-email-lakshmi.sai.krishna.potthuri@xilinx.com>
 <1626868353-96475-5-git-send-email-lakshmi.sai.krishna.potthuri@xilinx.com>
 <YQMIhBPwcNw1YqMq@robh.at.kernel.org>
From:   Michal Simek <michal.simek@xilinx.com>
Message-ID: <bc5185eb-8051-89ca-4a5f-c4e5fc90a7f2@xilinx.com>
Date:   Fri, 30 Jul 2021 06:59:03 +0200
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101
 Thunderbird/78.12.0
MIME-Version: 1.0
In-Reply-To: <YQMIhBPwcNw1YqMq@robh.at.kernel.org>
Content-Type: text/plain; charset="utf-8"
Content-Language: en-US
Content-Transfer-Encoding: 7bit
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jul 2021 04:59:15.0807
 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: fa6f689c-e186-46d3-2d7c-08d95316c790
X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c
X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch02.xlnx.xilinx.com]
X-MS-Exchange-CrossTenant-AuthSource: BN1NAM02FT056.eop-nam02.prod.protection.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Anonymous
X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR02MB4647
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org


On 7/29/21 9:59 PM, Rob Herring wrote:
> On Wed, Jul 21, 2021 at 05:22:33PM +0530, Sai Krishna Potthuri wrote:
>> Replace 'io-standard' property with 'power-source' property in all zynq dts
>> files to be in sync with Zynq pinctrl driver.
>>
>> Signed-off-by: Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com>
>> ---
>>  arch/arm/boot/dts/zynq-ebaz4205.dts |  8 ++++----
>>  arch/arm/boot/dts/zynq-microzed.dts |  2 +-
>>  arch/arm/boot/dts/zynq-zc702.dts    | 20 ++++++++++----------
>>  arch/arm/boot/dts/zynq-zc706.dts    | 18 +++++++++---------
>>  4 files changed, 24 insertions(+), 24 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/zynq-ebaz4205.dts b/arch/arm/boot/dts/zynq-ebaz4205.dts
>> index b0b836aedd76..be7eae611fb7 100644
>> --- a/arch/arm/boot/dts/zynq-ebaz4205.dts
>> +++ b/arch/arm/boot/dts/zynq-ebaz4205.dts
>> @@ -57,7 +57,7 @@
>>  
>>  		conf {
>>  			groups = "gpio0_20_grp", "gpio0_32_grp";
>> -			io-standard = <3>;
>> +			power-source = <3>;
> 
> This will break using a new DT with a kernel without patch 3.
> 

What do you suggest? Not to update any old DT?

Thanks,
Michal