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-rw-r--r--cpu/ppc4xx/i2c.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/cpu/ppc4xx/i2c.c b/cpu/ppc4xx/i2c.c
index 68af057d1e..7d8db9bf43 100644
--- a/cpu/ppc4xx/i2c.c
+++ b/cpu/ppc4xx/i2c.c
@@ -85,7 +85,15 @@ void i2c_init (int speed, int slaveadd)
unsigned long freqOPB;
int val, divisor;
+#ifdef CFG_I2C_INIT_BOARD
+ /* call board specific i2c bus reset routine before accessing the */
+ /* environment, which might be in a chip on that bus. For details */
+ /* about this problem see doc/I2C_Edge_Conditions. */
+ i2c_init_board();
+#endif
+
/* Handle possible failed I2C state */
+ /* FIXME: put this into i2c_init_board()? */
_i2c_bus_reset ();
/* clear lo master address */