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Mon, 22 Mar 2021 04:56:21 -0700 (PDT) Date: Mon, 22 Mar 2021 12:56:39 +0100 From: Thierry Reding To: Nicolas Saenz Julienne Cc: u.kleine-koenig@pengutronix.de, f.fainelli@gmail.com, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, wahrenst@gmx.net, linux-input@vger.kernel.org, dmitry.torokhov@gmail.com, gregkh@linuxfoundation.org, devel@driverdev.osuosl.org, p.zabel@pengutronix.de, linux-gpio@vger.kernel.org, linus.walleij@linaro.org, linux-clk@vger.kernel.org, sboyd@kernel.org, linux-rpi-kernel@lists.infradead.org, bgolaszewski@baylibre.com, andy.shevchenko@gmail.com Subject: Re: [PATCH v8 11/11] pwm: Add Raspberry Pi Firmware based PWM bus Message-ID: References: <20210312122454.24480-1-nsaenzjulienne@suse.de> <20210312122454.24480-12-nsaenzjulienne@suse.de> MIME-Version: 1.0 In-Reply-To: <20210312122454.24480-12-nsaenzjulienne@suse.de> User-Agent: Mutt/2.0.6 (98f8cb83) (2021-03-06) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210322_115623_502142_02866407 X-CRM114-Status: GOOD ( 14.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============4708110678013367826==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============4708110678013367826== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="WsDiv438+NmnlX5u" Content-Disposition: inline --WsDiv438+NmnlX5u Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Mar 12, 2021 at 01:24:54PM +0100, Nicolas Saenz Julienne wrote: > Adds support to control the PWM bus available in official Raspberry Pi > PoE HAT. Only RPi's co-processor has access to it, so commands have to > be sent through RPi's firmware mailbox interface. >=20 > Signed-off-by: Nicolas Saenz Julienne >=20 > --- >=20 > Changes since v7: > - Remove unwarranted RPI_PWM_DEF_DUTY_REG usage >=20 > Changes since v6: > - Use %pe > - Round divisions properly > - Use dev_err_probe() > - Pass check_patch >=20 > Changes since v3: > - Rename compatible string to be more explicit WRT to bus's limitations >=20 > Changes since v2: > - Use devm_rpi_firmware_get() > - Rename driver > - Small cleanups >=20 > Changes since v1: > - Use default pwm bindings and get rid of xlate() function > - Correct spelling errors > - Correct apply() function > - Round values > - Fix divisions in arm32 mode > - Small cleanups >=20 > drivers/pwm/Kconfig | 9 ++ > drivers/pwm/Makefile | 1 + > drivers/pwm/pwm-raspberrypi-poe.c | 206 ++++++++++++++++++++++++++++++ > 3 files changed, 216 insertions(+) > create mode 100644 drivers/pwm/pwm-raspberrypi-poe.c Acked-by: Thierry Reding --WsDiv438+NmnlX5u Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAmBYhfQACgkQ3SOs138+ s6EnXRAAjnwdU3G0KN2XyFF2cU6Hmif3eeSfiKIfBkONfEQKpjd5lXaJQ5NhViG3 keYEFiM/eOnuhXWshnMGzwjq/G22ufO/owlbwlEsZo8Rf9SMkDkK0EgBSvM/9p6A NshCjKRNEYqd0ajXxY5Pzo6ma/o9Qb6bbYAXzcFP4d3vMPYbA6M1utYAltUQrUBR GvDmt1K93Jeuk6jbDXkNbi4x+pn3gUDEH4f+/jJfLT0gzAD/JNvD2uR5YDj58f9T EqA9KHm/yk/6IsYBseBOHFbx1EZ8zO0HLl145Bg19GMfaab2FLEiL4s/3DUZ4U3m admNIIPzr81WKtXvHPN7gNmzpLu5NEcUavkSKRVviKNXVSXA3geNsY1XCNTJkfk/ ijme2kA3fEkomnyB8KcVz2X96iqE6vAqySeddmBkfM0/HJcfdA93XyRIiDMU6IlJ JXuuYKDwXthz/kioxs44h8cK04pW8MfJMqf5KESQfwQF57kFH2J3n0pseLtbHySV w7LZ7rd/BT8zr9WBC5BCVWA43Xfx4kj2wOWEsMjp/6r6iLoPcPUPztEj1OLdskoN xaGcQFozx6y9PsSLIFd6yn4HmMXMekgGQiuwMYpsiqDWfWMJpgIwMMhszu6F6Twx OOx8TIiCBT1WQG2hMZY/13Pl1c5HoAxjDd6fPV2ixPH5lz4bjcI= =2cN9 -----END PGP SIGNATURE----- --WsDiv438+NmnlX5u-- --===============4708110678013367826== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============4708110678013367826==--