linux-kernel - [PATCH] ARM: pxa/cm-x300: properly set bt

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Message-ID: <1316268934.16763.2.camel@phoenix>
Date:	Sat, 17 Sep 2011 22:15:34 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Igor Grinberg <grinberg@...pulab.co.il>,
	Eric Miao <eric.y.miao@...il.com>,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] ARM: pxa/cm-x300: properly set bt_reset pin

Fix below build warning and properly set bt_reset pin.

  CC      arch/arm/mach-pxa/cm-x300.o
arch/arm/mach-pxa/cm-x300.c: In function 'cm_x300_init_wi2wi':
arch/arm/mach-pxa/cm-x300.c:779: warning: unused variable 'wlan_en'
arch/arm/mach-pxa/cm-x300.c:795: warning: 'bt_reset' may be used uninitialized in this function

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 arch/arm/mach-pxa/cm-x300.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 0f00e01..0e18eb9 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -776,7 +776,6 @@ static struct gpio cm_x300_wi2wi_gpios[] __initdata = {
 
 static void __init cm_x300_init_wi2wi(void)
 {
-	int bt_reset, wlan_en;
 	int err;
 
 	if (system_rev < 130) {
@@ -792,12 +791,11 @@ static void __init cm_x300_init_wi2wi(void)
 	}
 
 	udelay(10);
-	gpio_set_value(bt_reset, 0);
+	gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 0);
 	udelay(10);
-	gpio_set_value(bt_reset, 1);
+	gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 1);
 
-	gpio_free(wlan_en);
-	gpio_free(bt_reset);
+	gpio_free_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios));
 }
 
 /* MFP */
-- 
1.7.4.1



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