From: Fabio Estevam <festevam@gmail.com>
To: Robin Gong <yibin.gong@nxp.com>
Cc: Anson Huang <anson.huang@nxp.com>,
dl-linux-imx <linux-imx@nxp.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Fabio Estevam <fabio.estevam@nxp.com>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"kernel@pengutronix.de" <kernel@pengutronix.de>
Subject: Re: [PATCH v1] ARM: dts: imx6sl-evk: keep sw4 always on
Date: Mon, 2 Jul 2018 20:14:49 -0300 [thread overview]
Message-ID: <CAOMZO5AxsvOhWi47goBm7YuqiLEhZ5fgK4BtCqg_hyLtdWfqfA@mail.gmail.com> (raw)
In-Reply-To: <1530526335.15665.13.camel@nxp.com>
Hi Robin,
On Sun, Jul 1, 2018 at 11:12 PM, Robin Gong <yibin.gong@nxp.com> wrote:
> But in fact, the original dts is not correct without 'regulator-always-
> on'since SW4 is the critical DDR power rail, although, it's kept on in
> the previous kernel by no switches enable/disable interfaces provided
> in pfuze driver. Adding new property which can be done totally by the
> common 'regulator-always-on' is not a good choice. Keep the dts patch
> adding 'regulator-always-on' ahead of pfuze driver pach adding
> enable/disable interface is enough for such case I think.
We really want to avoid breaking old dtb's running a new kernel.
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: Mon, 2 Jul 2018 20:14:49 -0300 [thread overview]
Message-ID: <CAOMZO5AxsvOhWi47goBm7YuqiLEhZ5fgK4BtCqg_hyLtdWfqfA@mail.gmail.com> (raw)
In-Reply-To: <1530526335.15665.13.camel@nxp.com>
Hi Robin,
On Sun, Jul 1, 2018 at 11:12 PM, Robin Gong <yibin.gong@nxp.com> wrote:
> But in fact, the original dts is not correct without 'regulator-always-
> on'since SW4 is the critical DDR power rail, although, it's kept on in
> the previous kernel by no switches enable/disable interfaces provided
> in pfuze driver. Adding new property which can be done totally by the
> common 'regulator-always-on' is not a good choice. Keep the dts patch
> adding 'regulator-always-on' ahead of pfuze driver pach adding
> enable/disable interface is enough for such case I think.
We really want to avoid breaking old dtb's running a new kernel.
next prev parent reply other threads:[~2018-07-02 23:14 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
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 [this message]
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CAOMZO5AxsvOhWi47goBm7YuqiLEhZ5fgK4BtCqg_hyLtdWfqfA@mail.gmail.com \
--to=festevam@gmail.com \
--cc=anson.huang@nxp.com \
--cc=devicetree@vger.kernel.org \
--cc=fabio.estevam@nxp.com \
--cc=kernel@pengutronix.de \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-imx@nxp.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=robh+dt@kernel.org \
--cc=shawnguo@kernel.org \
--cc=yibin.gong@nxp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.