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authorwdenk <wdenk>2003-03-06 13:39:27 +0000
committerwdenk <wdenk>2003-03-06 13:39:27 +0000
commit47cd00fa707af9de76408b69d3e911717dbbfab1 (patch)
treedd887729a4eaf11e7a225563f4c604ef4b7d695b /cpu/mpc824x/drivers/i2c/i2c1.c
parentdb2f721ffcf9693086a7e5c6c7015f2019e7f52e (diff)
downloadtalos-obmc-uboot-47cd00fa707af9de76408b69d3e911717dbbfab1.tar.gz
talos-obmc-uboot-47cd00fa707af9de76408b69d3e911717dbbfab1.zip
* Patches by Robert Schwebel, 06 Mar 2003:
- fix bug in BOOTP code (must use NetCopyIP) - update of CSB226 port - clear BSS segment on XScale - added support for i2c_init_board() function - update to the Innokom plattform * Extend support for redundand environments for configurations where environment size < sector size
Diffstat (limited to 'cpu/mpc824x/drivers/i2c/i2c1.c')
-rw-r--r--cpu/mpc824x/drivers/i2c/i2c1.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/cpu/mpc824x/drivers/i2c/i2c1.c b/cpu/mpc824x/drivers/i2c/i2c1.c
index be6ec60a14..7a2eb66656 100644
--- a/cpu/mpc824x/drivers/i2c/i2c1.c
+++ b/cpu/mpc824x/drivers/i2c/i2c1.c
@@ -1128,6 +1128,15 @@ static void I2C_Set_Stat (unsigned int eumbbar, I2C_STAT stat)
void i2c_init (int speed, int slaveadd)
{
+#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
+
#ifdef DEBUG
I2C_Initialize (0x7f, 0, (void *) printf);
#else
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