pmic: msm8226: Clear PMIC watchdog after setting dload mode

The PMIC watchdog should be cleared before rebooting into emergency
download mode, otherwise PMIC will reset due to timeout.

Change-Id: I659ed4ba4464a39abbe381c9e5e1ab8a610ff204
diff --git a/dev/pmic/pm8x41/pm8x41.c b/dev/pmic/pm8x41/pm8x41.c
index 915cf52..91f1daa 100644
--- a/dev/pmic/pm8x41/pm8x41.c
+++ b/dev/pmic/pm8x41/pm8x41.c
@@ -401,3 +401,8 @@
 
 	REG_WRITE(DIFF_CLK1_EN_CTL, reg);
 }
+
+void pm8x41_clear_pmic_watchdog(void)
+{
+	pm8x41_reg_write(PMIC_WD_RESET_S2_CTL2, 0x0);
+}