From 3a88c44620e13e42819173100a358540770136f8 Mon Sep 17 00:00:00 2001
From: Brendan Le Foll <brendan.le.foll@intel.com>
Date: Tue, 26 Apr 2016 10:59:26 +0100
Subject: [PATCH] i2c.c: rollback change to mraa_i2c_init that stopped default
 bus being used

Partly rollsback f2c4d95c15ad8bb17646799102d8cad8e0e27fa1 which stopped
mraa_i2c_init from switching i2c bus silently. If you don't want this to
happen, you need to use mraa_i2c_init_raw. Closes #497.

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
---
 src/i2c/i2c.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/i2c/i2c.c b/src/i2c/i2c.c
index 9dab088..85b0172 100644
--- a/src/i2c/i2c.c
+++ b/src/i2c/i2c.c
@@ -159,8 +159,8 @@ mraa_i2c_init(int bus)
     }
 
     if (board->i2c_bus[bus].bus_id == -1) {
-        syslog(LOG_ERR, "i2c%i_init: Invalid i2c bus", bus);
-        return NULL;
+        syslog(LOG_ERR, "Invalid i2c bus %i, moving to default i2c bus %i", bus, board->def_i2c_bus);
+        bus = board->def_i2c_bus;
     }
     if (!board->no_bus_mux) {
         int pos = board->i2c_bus[bus].sda;