From 0ac4b385662da5e7bf082ee02707cb7a393802fc Mon Sep 17 00:00:00 2001
From: Stefan Eichenberger <stefan.eichenberger@netmodule.com>
Date: Thu, 30 Jun 2016 15:55:15 +0200
Subject: [PATCH] nbhw16: add proper gsm modem poweron

The gsm modem need a power on signal >1s < 7s...
---
 board/ti/am335x/board.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index 7d8cebb070..4ff9f3b278 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -632,8 +632,10 @@ int board_init(void)
 
 	if (board_is_nbhw16()) {
 		REQUEST_AND_CLEAR_GPIO(NETBIRD_GPIO_RST_GSM);
-        udelay(10000);
+		udelay(10000);
 		REQUEST_AND_SET_GPIO(NETBIRD_GPIO_PWR_GSM);
+		mdelay(1200);
+		gpio_set_value(NETBIRD_GPIO_PWR_GSM, 0);
 		REQUEST_AND_SET_GPIO(NETBIRD_GPIO_LED_A);
 		REQUEST_AND_SET_GPIO(NETBIRD_GPIO_RST_PHY_N);
 		REQUEST_AND_CLEAR_GPIO(NETBIRD_GPIO_WLAN_EN);