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[46.91.239.54]) by smtp.gmail.com with ESMTPSA id x17sm3298766wru.27.2019.05.09.08.02.57 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 09 May 2019 08:02:58 -0700 (PDT) Date: Thu, 9 May 2019 17:02:57 +0200 From: Thierry Reding To: Anson Huang Subject: Re: [PATCH V12 2/5] pwm: Add i.MX TPM PWM driver support Message-ID: <20190509150257.GD8907@ulmo> References: <1557408252-21281-1-git-send-email-Anson.Huang@nxp.com> <1557408252-21281-3-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 In-Reply-To: <1557408252-21281-3-git-send-email-Anson.Huang@nxp.com> User-Agent: Mutt/1.11.4 (2019-03-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190509_080300_979370_F758FA07 X-CRM114-Status: GOOD ( 14.97 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "mark.rutland@arm.com" , "linux-pwm@vger.kernel.org" , Robin Gong , "schnitzeltony@gmail.com" , "otavio@ossystems.com.br" , "devicetree@vger.kernel.org" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "jan.tuerk@emtrion.com" , "linux@armlinux.org.uk" , "linux-kernel@vger.kernel.org" , "robh+dt@kernel.org" , dl-linux-imx , "kernel@pengutronix.de" , "u.kleine-koenig@pengutronix.de" , Leonard Crestez , "festevam@gmail.com" , "linux-arm-kernel@lists.infradead.org" Content-Type: multipart/mixed; boundary="===============0774568978150295066==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============0774568978150295066== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="h13GW2gLSV2TxsNR" Content-Disposition: inline --h13GW2gLSV2TxsNR Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, May 09, 2019 at 01:29:29PM +0000, Anson Huang wrote: > i.MX7ULP has TPM(Low Power Timer/Pulse Width Modulation Module) > inside, it can support multiple PWM channels, all the channels > share same counter and period setting, but each channel can > configure its duty and polarity independently. >=20 > There are several TPM modules in i.MX7ULP, the number of channels > in TPM modules are different, it can be read from each TPM module's > PARAM register. >=20 > Signed-off-by: Anson Huang > Reviewed-by: Uwe Kleine-K=C3=B6nig > --- > Changes since V11: > - ONLY add function comment to pwm_imx_tpm_round_state(), no code change. > --- > drivers/pwm/Kconfig | 11 ++ > drivers/pwm/Makefile | 1 + > drivers/pwm/pwm-imx-tpm.c | 448 ++++++++++++++++++++++++++++++++++++++++= ++++++ > 3 files changed, 460 insertions(+) > create mode 100644 drivers/pwm/pwm-imx-tpm.c Applied, thanks. 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