#include <config.h>
#include <command.h>
-#if (CONFIG_COMMANDS & CFG_CMD_DTT)
-
#include <dtt.h>
+#include <i2c.h>
int do_dtt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
int i;
unsigned char sensors[] = CONFIG_DTT_SENSORS;
+ int old_bus;
+
+ /* switch to correct I2C bus */
+ old_bus = I2C_GET_BUS();
+ I2C_SET_BUS(CONFIG_SYS_DTT_BUS_NUM);
/*
* Loop through sensors, read
* temperature, and output it.
*/
- for (i = 0; i < sizeof (sensors); i++) {
+ for (i = 0; i < sizeof (sensors); i++)
printf ("DTT%d: %i C\n", i + 1, dtt_get_temp (sensors[i]));
- }
+
+ /* switch back to original I2C bus */
+ I2C_SET_BUS(old_bus);
return 0;
} /* do_dtt() */
/***************************************************/
-cmd_tbl_t U_BOOT_CMD(DTT) = MK_CMD_ENTRY(
- "dtt", 1, 1, do_dtt,
- "dtt - Digital Thermometer and Themostat\n",
- " - Read temperature from digital thermometer and thermostat.\n"
+U_BOOT_CMD(
+ dtt, 1, 1, do_dtt,
+ "Read temperature from Digital Thermometer and Thermostat",
+ ""
);
-
-#endif /* CONFIG_COMMANDS & CFG_CMD_DTT */