From mboxrd@z Thu Jan 1 00:00:00 1970 From: thierry.reding@gmail.com (Thierry Reding) Date: Wed, 28 Mar 2018 00:30:48 +0200 Subject: [PATCH v3] pwm: mediatek: fix up PWM4 and PWM5 malfunction on MT7623 In-Reply-To: <1520030090.8089.186.camel@mtkswgap22> References: <051f401bcca48ece188023ccf10b2cedc7a25a64.1519891948.git.sean.wang@mediatek.com> <20180302105719.GC27178@ulmo> <1520030090.8089.186.camel@mtkswgap22> Message-ID: <20180327223047.GG28163@mithrandir> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 at mediatek.com wrote: > > > From: Sean Wang > > > > > > 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 expected. > > > Thus, the patch adds the extra condition for fixing up the weird case to > > > let PWM4 or PWM5 able to work on MT7623. > > > > > > v1 -> v2: use pwm45_fixup naming instead of pwm45_quirk > > > v2 -> v3: add more tags for Reviewed-by, Fixes, and Cc stable > > > > > > Cc: stable at vger.kernel.org > > > Fixes: caf065f8fd58 ("pwm: Add MediaTek PWM support") > > > Signed-off-by: Sean Wang > > > Reviewed-by: Matthias Brugger > > > Cc: Zhi Mao > > > Cc: John Crispin > > > Cc: Matthias Brugger > > > --- > > > drivers/pwm/pwm-mediatek.c | 24 +++++++++++++++++++++--- > > > 1 file changed, 21 insertions(+), 3 deletions(-) Applied, thanks. Thierry -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: