leds: leds-qpnp: Correct VREG_OK value for flash LED

Hardware team suggests another value for VREG_OK register because
current value used may potentially cause flash LED issue.

Change-Id: I8ff8aab409adcd1ca3fa306a0381c083c5bd0bf7
Signed-off-by: Chun Zhang <chunz@codeaurora.org>
diff --git a/drivers/leds/leds-qpnp.c b/drivers/leds/leds-qpnp.c
index 4835d62..bac8678 100644
--- a/drivers/leds/leds-qpnp.c
+++ b/drivers/leds/leds-qpnp.c
@@ -109,7 +109,7 @@
 #define FLASH_TMR_WATCHDOG		0x03
 #define FLASH_TMR_SAFETY		0x00
 #define FLASH_FAULT_DETECT_MASK		0X80
-#define FLASH_HW_VREG_OK		0x80
+#define FLASH_HW_VREG_OK		0x40
 #define FLASH_VREG_MASK			0xC0
 #define FLASH_STARTUP_DLY_MASK		0x02