From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Kyungmin Park <kmpark@infradead.org>
Cc: Chanwoo Choi <cw00.choi@samsung.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Kukjin Kim <kgene.kim@samsung.com>,
Joonyoung Shim <jy0922.shim@samsung.com>,
linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
Myungjoo Ham <myungjoo.ham@samsung.com>,
Ben Dooks <ben-linux@fluff.org>,
Liam Girdwood <lrg@slimlogic.co.uk>
Subject: Re: [PATCH 3/3] ARM: S5PV210: Add voltage consumer of WM8994 to the regulator framework
Date: Fri, 1 Oct 2010 00:24:26 -0700 [thread overview]
Message-ID: <20101001072425.GD20529@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <AANLkTinRgTJdPowTEZX0nix2FR31A-8cVmBUf7n8zdE7@mail.gmail.com>
On Fri, Oct 01, 2010 at 02:40:02PM +0900, Kyungmin Park wrote:
> FYI: now wm8994 codec is connected to I/O power directly. and there's
> no connection with PMIC.
Presumably there's a power rail connection...
> Maybe you mean the I/O power LDO and use it. but it's always on in
> case of s5pc110.
...like this.
> and can't turn off the this LDO on max8998 except the sleep.
It's still good to show the actual connection on the board for clarity -
like I say, the regulator API can handle always on regulators and
keeping the regulator setup in software close to the schematic helps
make the code easier to follow.
WARNING: multiple messages have this Message-ID (diff)
From: broonie@opensource.wolfsonmicro.com (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] ARM: S5PV210: Add voltage consumer of WM8994 to the regulator framework
Date: Fri, 1 Oct 2010 00:24:26 -0700 [thread overview]
Message-ID: <20101001072425.GD20529@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <AANLkTinRgTJdPowTEZX0nix2FR31A-8cVmBUf7n8zdE7@mail.gmail.com>
On Fri, Oct 01, 2010 at 02:40:02PM +0900, Kyungmin Park wrote:
> FYI: now wm8994 codec is connected to I/O power directly. and there's
> no connection with PMIC.
Presumably there's a power rail connection...
> Maybe you mean the I/O power LDO and use it. but it's always on in
> case of s5pc110.
...like this.
> and can't turn off the this LDO on max8998 except the sleep.
It's still good to show the actual connection on the board for clarity -
like I say, the regulator API can handle always on regulators and
keeping the regulator setup in software close to the schematic helps
make the code easier to follow.
next prev parent reply other threads:[~2010-10-01 7:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-01 4:23 [PATCH 3/3] ARM: S5PV210: Add voltage consumer of WM8994 to the regulator framework Chanwoo Choi
2010-10-01 4:23 ` Chanwoo Choi
2010-10-01 5:31 ` Mark Brown
2010-10-01 5:31 ` Mark Brown
2010-10-01 5:40 ` Kyungmin Park
2010-10-01 5:40 ` Kyungmin Park
2010-10-01 7:24 ` Mark Brown [this message]
2010-10-01 7:24 ` Mark Brown
2010-10-01 8:25 ` Kyungmin Park
2010-10-01 8:25 ` Kyungmin Park
2010-10-01 18:27 ` Mark Brown
2010-10-01 18:27 ` Mark Brown
2010-10-04 12:50 ` Chanwoo Choi
2010-10-04 12:50 ` Chanwoo Choi
2010-10-04 15:17 ` Mark Brown
2010-10-04 15:17 ` Mark Brown
2010-10-14 0:37 ` Kukjin Kim
2010-10-14 0:37 ` Kukjin Kim
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