powerpc/83xx/km: drop uneeded dtt_bus environment var
There is no need for a environment variable to configure the dtt bus.
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
diff --git a/board/keymile/km83xx/km83xx.c b/board/keymile/km83xx/km83xx.c
index 1e8e2cc..faaa39b 100644
--- a/board/keymile/km83xx/km83xx.c
+++ b/board/keymile/km83xx/km83xx.c
@@ -98,17 +98,13 @@
static int board_init_i2c_busses(void)
{
I2C_MUX_DEVICE *dev = NULL;
- uchar *buf;
+ uchar *dtt_bus = (uchar *)"pca9547:70:a";
/* Set up the Bus for the DTTs */
- buf = (unsigned char *) getenv("dtt_bus");
- if (buf != NULL)
- dev = i2c_mux_ident_muxstring(buf);
- if (dev == NULL) {
+ dev = i2c_mux_ident_muxstring(dtt_bus);
+ if (dev == NULL)
printf("Error couldn't add Bus for DTT\n");
- printf("please setup dtt_bus to where your\n");
- printf("DTT is found.\n");
- }
+
return 0;
}