From 491c321720c772ee548f9e6f1612638ae8bce154 Mon Sep 17 00:00:00 2001
From: Daniel Campora
Date: Sun, 7 Jun 2015 13:28:47 +0200
Subject: cc3200: Re-config antenna selection when waking from suspended mode.

---
 cc3200/misc/antenna.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'cc3200/misc')

diff --git a/cc3200/misc/antenna.c b/cc3200/misc/antenna.c
index 28ef526fe..5c7f3053e 100644
--- a/cc3200/misc/antenna.c
+++ b/cc3200/misc/antenna.c
@@ -46,6 +46,11 @@ DEFINE CONSTANTS
 #define REG_PAD_CONFIG_26           (0x4402E108)
 #define REG_PAD_CONFIG_27           (0x4402E10C)
 
+/******************************************************************************
+DEFINE PRIVATE DATA
+******************************************************************************/
+static antenna_type_t antenna_type_selected = ANTENNA_TYPE_INTERNAL;
+
 /******************************************************************************
 DEFINE PUBLIC FUNCTIONS
 ******************************************************************************/
@@ -76,14 +81,18 @@ void antenna_init0(void) {
 
     // set the direction
     HWREG(REG_PAD_CONFIG_26) = ((HWREG(REG_PAD_CONFIG_27) & ~0xC00) | 0x00000800);
+
+    // select the currently active antenna
+    antenna_select(antenna_type_selected);
 }
 
-void antenna_select (antenna_type_t antenna_type) {
-    if (antenna_type == ANTENNA_TYPE_INTERNAL) {
+void antenna_select (antenna_type_t _antenna) {
+    if (_antenna == ANTENNA_TYPE_INTERNAL) {
         MAP_GPIOPinWrite(GPIOA3_BASE, 0x0C, 0x04);
     } else {
         MAP_GPIOPinWrite(GPIOA3_BASE, 0x0C, 0x08);
     }
+    antenna_type_selected = _antenna;
 }
 
 #endif
-- 
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