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powerpc/83xx/km: drop uneeded dtt_bus environment var

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There is no need for a environment variable to configure the dtt bus.

Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
This commit is contained in:
Holger Brunck 2013-01-21 03:55:28 +00:00 committed by Kim Phillips
parent 25b29921b2
commit 411190cb16
2 changed files with 4 additions and 9 deletions
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12
board/keymile/km83xx/km83xx.c
View File

@ -98,17 +98,13 @@ const qe_iop_conf_t qe_iop_conf_tab[] = {
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;
}

1
include/configs/km/km83xx-common.h
View File

@ -312,7 +312,6 @@
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_KM_DEF_ENV \
CONFIG_KM_DEF_ARCH \
"dtt_bus=pca9547:70:a\0" \
"EEprom_ivm=pca9547:70:9\0" \
"newenv=" \
"prot off 0xF00C0000 +0x40000 && " \