From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bQ7Js-00071I-H9 for barebox@lists.infradead.org; Thu, 21 Jul 2016 06:18:53 +0000 Date: Thu, 21 Jul 2016 08:18:31 +0200 From: Sascha Hauer Message-ID: <20160721061831.GR20657@pengutronix.de> References: <1468994248-12641-1-git-send-email-akurz@blala.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1468994248-12641-1-git-send-email-akurz@blala.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] mc13xxx: make driver-provided SPI frequency overridable To: Alexander Kurz Cc: barebox@lists.infradead.org On Wed, Jul 20, 2016 at 07:57:28AM +0200, Alexander Kurz wrote: > The preset SPI frequency for mc13xxx PMIC introduced with patch 6e18b3a48ee4 > ("mc13xxx: Define maximum SPI clock frequency global to driver") is not > desirable or working on all boards. Provide a possibility to override > the default SPI max_speed_hz from board code. > > Signed-off-by: Alexander Kurz > --- > drivers/mfd/mc13xxx.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Applied, thanks Sascha > > diff --git a/drivers/mfd/mc13xxx.c b/drivers/mfd/mc13xxx.c > index 68d70c5..b2fcd95 100644 > --- a/drivers/mfd/mc13xxx.c > +++ b/drivers/mfd/mc13xxx.c > @@ -330,7 +330,8 @@ static int __init mc13xxx_probe(struct device_d *dev) > mc_dev->spi = dev->type_data; > mc_dev->spi->mode = SPI_MODE_0 | SPI_CS_HIGH; > mc_dev->spi->bits_per_word = 32; > - mc_dev->spi->max_speed_hz = 20000000; > + mc_dev->spi->max_speed_hz = mc_dev->spi->max_speed_hz ? > + mc_dev->spi->max_speed_hz : 20000000; > mc_dev->map = regmap_init(dev, ®map_mc13xxx_spi_bus, > mc_dev, &mc13xxx_regmap_spi_config); > } > -- > 2.1.4 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox