leandrof/u-boot
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[PATCH] I2C: Add support for multiple I2C busses for RTC & DTT

Browse Source 
This patch switches to the desired I2C bus when the date/dtt
commands are called. This can be configured using the
CFG_RTC_BUS_NUM and/or CFG_DTT_BUS_NUM defines.

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese
2007-02-20 10:51:26 +01:00
parent 4037ed3b63
commit 0dc018ece1
4 changed files with 40 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
dtt/adm1021.c
View File

@@ -144,12 +144,15 @@ dtt_init (void)
unsigned char sensors[] = CONFIG_DTT_SENSORS;
const char *const header = "DTT: ";
/* switch to correct I2C bus */
I2C_SET_BUS(CFG_DTT_BUS_NUM);
for (i = 0; i < sizeof(sensors); i++) {
if (_dtt_init(sensors[i]) != 0)
printf ("%s%d FAILED INIT\n", header, i+1);
else
printf ("%s%d is %i C\n", header, i+1,
dtt_get_temp(sensors[i]));
if (_dtt_init(sensors[i]) != 0)
printf ("%s%d FAILED INIT\n", header, i+1);
else
printf ("%s%d is %i C\n", header, i+1,
dtt_get_temp(sensors[i]));
}
return (0);