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From: Fabio Estevam <festevam@gmail.com>
To: Anson Huang <anson.huang@nxp.com>
Cc: Shawn Guo <shawnguo@kernel.org>, Robin Gong <yibin.gong@nxp.com>,
	Mark Rutland <mark.rutland@arm.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@vger.kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	dl-linux-imx <linux-imx@nxp.com>,
	Sascha Hauer <kernel@pengutronix.de>,
	Fabio Estevam <fabio.estevam@nxp.com>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v1] ARM: dts: imx6sl-evk: keep sw4 always on
Date: Sun, 1 Jul 2018 22:00:21 -0300	[thread overview]
Message-ID: <CAOMZO5D8v4KM9S4ooHTDbA+vc8BZN_eO_wDuOPA+8Hcq-SmLDw@mail.gmail.com> (raw)
In-Reply-To: <AM3PR04MB1315E7AED2BCE2265E6C443DF5430@AM3PR04MB1315.eurprd04.prod.outlook.com>

Hi Anson,

On Sun, Jul 1, 2018 at 9:57 PM, Anson Huang <anson.huang@nxp.com> wrote:

> Just want to know how to handle such case? The kernel patch will never
> be applied or is there any way to make kernel patch and dtb patch applied
> together to avoid any breakage?

We always want to avoid breaking a working dtb when it is used with a
newer kernel.

In this case we need to revert the kernel patch as it causes
regression with old dtbs.

WARNING: multiple messages have this Message-ID (diff)
From: festevam@gmail.com (Fabio Estevam)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v1] ARM: dts: imx6sl-evk: keep sw4 always on
Date: Sun, 1 Jul 2018 22:00:21 -0300	[thread overview]
Message-ID: <CAOMZO5D8v4KM9S4ooHTDbA+vc8BZN_eO_wDuOPA+8Hcq-SmLDw@mail.gmail.com> (raw)
In-Reply-To: <AM3PR04MB1315E7AED2BCE2265E6C443DF5430@AM3PR04MB1315.eurprd04.prod.outlook.com>

Hi Anson,

On Sun, Jul 1, 2018 at 9:57 PM, Anson Huang <anson.huang@nxp.com> wrote:

> Just want to know how to handle such case? The kernel patch will never
> be applied or is there any way to make kernel patch and dtb patch applied
> together to avoid any breakage?

We always want to avoid breaking a working dtb when it is used with a
newer kernel.

In this case we need to revert the kernel patch as it causes
regression with old dtbs.

  reply	other threads:[~2018-07-02  1:00 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-25 12:34 [PATCH v1] ARM: dts: imx6sl-evk: keep sw4 always on Robin Gong
2018-06-25 12:34 ` Robin Gong
2018-06-25  5:53 ` Anson Huang
2018-06-25  5:53   ` Anson Huang
2018-06-25  5:53   ` Anson Huang
2018-07-01  9:34 ` Shawn Guo
2018-07-01  9:34   ` Shawn Guo
2018-07-01 23:32   ` Fabio Estevam
2018-07-01 23:32     ` Fabio Estevam
2018-07-01 23:32     ` Fabio Estevam
2018-07-02  0:53     ` Anson Huang
2018-07-02  0:53       ` Anson Huang
2018-07-02  0:53       ` Anson Huang
2018-07-02  0:54       ` Fabio Estevam
2018-07-02  0:54         ` Fabio Estevam
2018-07-02  0:54         ` Fabio Estevam
2018-07-02  0:57         ` Anson Huang
2018-07-02  0:57           ` Anson Huang
2018-07-02  0:57           ` Anson Huang
2018-07-02  1:00           ` Fabio Estevam [this message]
2018-07-02  1:00             ` Fabio Estevam
2018-07-02  1:00             ` Fabio Estevam
2018-07-02  1:03             ` Anson Huang
2018-07-02  1:03               ` Anson Huang
2018-07-02  1:03               ` Anson Huang
2018-07-02  1:05               ` Fabio Estevam
2018-07-02  1:05                 ` Fabio Estevam
2018-07-02  1:05                 ` Fabio Estevam
2018-07-02  1:09                 ` Anson Huang
2018-07-02  1:09                   ` Anson Huang
2018-07-02  1:09                   ` Anson Huang
2018-07-02  1:17                   ` Fabio Estevam
2018-07-02  1:17                     ` Fabio Estevam
2018-07-02  1:17                     ` Fabio Estevam
2018-07-02  1:19                     ` Anson Huang
2018-07-02  1:19                       ` Anson Huang
2018-07-02  1:19                       ` Anson Huang
2018-07-02  2:12                     ` Robin Gong
2018-07-02  2:12                       ` Robin Gong
2018-07-02  2:12                       ` Robin Gong
2018-07-02 23:14                       ` Fabio Estevam
2018-07-02 23:14                         ` Fabio Estevam
2018-07-02 23:14                         ` Fabio Estevam
2018-07-03  5:38                       ` Shawn Guo
2018-07-03  5:38                         ` Shawn Guo
2018-07-03  5:38                         ` Shawn Guo
2018-07-03  7:44                         ` Anson Huang
2018-07-03  7:44                           ` Anson Huang
2018-07-03  7:44                           ` Anson Huang
2018-07-03 11:10                           ` Fabio Estevam
2018-07-03 11:10                             ` Fabio Estevam
2018-07-03 11:10                             ` Fabio Estevam
2018-07-04  1:42                             ` Robin Gong
2018-07-04  1:42                               ` Robin Gong
2018-07-04  1:42                               ` Robin Gong
2018-07-04  6:56                               ` Lothar Waßmann
2018-07-04  6:56                                 ` Lothar Waßmann
2018-07-04  6:56                                 ` Lothar Waßmann

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