ARM: s5pv210: herring: don't disable prox sensor during suspend

A previous change caused the proximity sensor to become
disabled during suspend to reduce power consumption , but this
needs to remain on if activated.

Change-Id: Idf5ac8df7d1e62f1644820d6590e28eb702ca83b
Signed-off-by: Simon Wilson <simonwilson@google.com>
diff --git a/arch/arm/mach-s5pv210/mach-herring.c b/arch/arm/mach-s5pv210/mach-herring.c
index be33104..29d77dd 100755
--- a/arch/arm/mach-s5pv210/mach-herring.c
+++ b/arch/arm/mach-s5pv210/mach-herring.c
@@ -4904,7 +4904,7 @@
 	{ S5PV210_GPJ1(1), S3C_GPIO_SLP_OUT0,   S3C_GPIO_PULL_NONE},
 	{ S5PV210_GPJ1(2), S3C_GPIO_SLP_OUT0,   S3C_GPIO_PULL_NONE},
 	{ S5PV210_GPJ1(3), S3C_GPIO_SLP_OUT0,   S3C_GPIO_PULL_NONE},
-	{ S5PV210_GPJ1(4), S3C_GPIO_SLP_OUT0,   S3C_GPIO_PULL_NONE},
+	{ S5PV210_GPJ1(4), S3C_GPIO_SLP_PREV,   S3C_GPIO_PULL_NONE},
 	{ S5PV210_GPJ1(5), S3C_GPIO_SLP_OUT0,   S3C_GPIO_PULL_NONE},
 
 	{ S5PV210_GPJ2(0), S3C_GPIO_SLP_INPUT,  S3C_GPIO_PULL_DOWN},