[U-Boot] [PATCH] imx: ventana: fix GW5903 VDD_ARM rail

Tim Harvey tharvey at gateworks.com
Tue Mar 21 14:50:13 UTC 2017


Signed-off-by: Tim Harvey <tharvey at gateworks.com>
---
 board/gateworks/gw_ventana/common.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/gateworks/gw_ventana/common.c b/board/gateworks/gw_ventana/common.c
index ec04060..56a7b3e 100644
--- a/board/gateworks/gw_ventana/common.c
+++ b/board/gateworks/gw_ventana/common.c
@@ -1325,6 +1325,12 @@ void setup_pmic(void)
 			pmic_reg_write(p, LTC3676_DVB3A, 0x1f);
 			break;
 		case GW5903:
+			/* mask PGOOD during SW1 transition */
+			pmic_reg_write(p, LTC3676_DVB3B,
+				       0x1f | LTC3676_PGOOD_MASK);
+			/* set SW3 (VDD_ARM) */
+			pmic_reg_write(p, LTC3676_DVB3A, 0x1f);
+
 			/* mask PGOOD during SW4 transition */
 			pmic_reg_write(p, LTC3676_DVB4B,
 				       0x1f | LTC3676_PGOOD_MASK);
-- 
2.7.4



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