From mboxrd@z Thu Jan 1 00:00:00 1970 From: shc_work@mail.ru (Alexander Shiyan) Date: Sun, 2 Mar 2014 11:44:33 +0400 Subject: [PATCH 2/4] mfd: mc13xxx: Limit maximum SPI speed In-Reply-To: <1393746275-9253-1-git-send-email-shc_work@mail.ru> References: <1393746275-9253-1-git-send-email-shc_work@mail.ru> Message-ID: <1393746275-9253-2-git-send-email-shc_work@mail.ru> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The patch adds the maximum speed limit in accordance with the PMIC datasheet if other value is not given in the devicetree description or board data. Signed-off-by: Alexander Shiyan --- drivers/mfd/mc13xxx-spi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c index f88087f..cd27c32 100644 --- a/drivers/mfd/mc13xxx-spi.c +++ b/drivers/mfd/mc13xxx-spi.c @@ -138,6 +138,8 @@ static int mc13xxx_spi_probe(struct spi_device *spi) mc13xxx->irq = spi->irq; + spi->max_speed_hz = spi->max_speed_hz ? : 26000000; + mc13xxx->regmap = devm_regmap_init(&spi->dev, ®map_mc13xxx_bus, &spi->dev, &mc13xxx_regmap_spi_config); -- 1.8.3.2