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Date: Wed, 28 Mar 2018 00:30:48 +0200
From: Thierry Reding <thierry.reding@gmail.com>
To: Sean Wang <sean.wang@mediatek.com>
Cc: matthias.bgg@gmail.com, linux-pwm@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        stable@vger.kernel.org, Zhi Mao <zhi.mao@mediatek.com>,
        John Crispin <john@phrozen.org>
Subject: Re: [PATCH v3] pwm: mediatek: fix up PWM4 and PWM5 malfunction on
 MT7623
Message-ID: <20180327223047.GG28163@mithrandir>
References: <051f401bcca48ece188023ccf10b2cedc7a25a64.1519891948.git.sean.wang@mediatek.com>
 <20180302105719.GC27178@ulmo>
 <1520030090.8089.186.camel@mtkswgap22>
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On Sat, Mar 03, 2018 at 06:34:50AM +0800, Sean Wang wrote:
> On Fri, 2018-03-02 at 11:57 +0100, Thierry Reding wrote:
> > On Thu, Mar 01, 2018 at 04:19:12PM +0800, sean.wang@mediatek.com wrote:
> > > From: Sean Wang <sean.wang@mediatek.com>
> > >=20
> > > Since the offset for both registers, PWMDWIDTH and PWMTHRES, used to
> > > control PWM4 or PWM5 are distinct from the other PWMs, whose wrong
> > > programming on PWM hardware causes waveform cannot be output as expec=
ted.
> > > Thus, the patch adds the extra condition for fixing up the weird case=
 to
> > > let PWM4 or PWM5 able to work on MT7623.
> > >=20
> > > v1 -> v2: use pwm45_fixup naming instead of pwm45_quirk
> > > v2 -> v3: add more tags for Reviewed-by, Fixes, and Cc stable
> > >=20
> > > Cc: stable@vger.kernel.org
> > > Fixes: caf065f8fd58 ("pwm: Add MediaTek PWM support")
> > > Signed-off-by: Sean Wang <sean.wang@mediatek.com>
> > > Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
> > > Cc: Zhi Mao <zhi.mao@mediatek.com>
> > > Cc: John Crispin <john@phrozen.org>
> > > Cc: Matthias Brugger <matthias.bgg@gmail.com>
> > > ---
> > >  drivers/pwm/pwm-mediatek.c | 24 +++++++++++++++++++++---
> > >  1 file changed, 21 insertions(+), 3 deletions(-)

Applied, thanks.

Thierry

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