linux-kernel - [PATCH] MAX7301 GPIO: Do not force SPI speed when using OF Platform

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Message-Id: <201303221210.r2MCA99B031543@localhost.localdomain>
Date:	Fri, 22 Mar 2013 13:10:09 +0100
From:	Christophe Leroy <christophe.leroy@....fr>
To:	Grant Likely <grant.likely@...retlab.ca>,
	Linus Walleij <linus.walleij@...aro.org>
CC:	linux-kernel@...r.kernel.org,
	Patrick Vasseur <patrick.vasseur@....fr>
Subject: [PATCH] MAX7301 GPIO: Do not force SPI speed when using OF Platform

The bit_per_word can be set in the OF Device tree, so no need to force it as with
the platform_data when using OF Platform

Signed-off-by: Patrick Vasseur <patrick.vasseur@....fr>
Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

diff -ur linux-3.8.4/drivers/gpio/gpio-max7301.c linux/drivers/gpio/gpio-max7301.c
--- linux-3.8.4/drivers/gpio/gpio-max7301.c	2013-03-20 21:11:19.000000000 +0100
+++ linux/drivers/gpio/gpio-max7301.c	2013-03-16 10:27:30.000000000 +0100
@@ -56,7 +56,8 @@
 	int ret;
 
 	/* bits_per_word cannot be configured in platform data */
-	spi->bits_per_word = 16;
+	if (spi->dev.platform_data)
+		spi->bits_per_word = 16;
 	ret = spi_setup(spi);
 	if (ret < 0)
 		return ret;
--
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