Bugfix: make bootm+libfdt compile on boards with no flash

[oweals/u-boot.git] / common / cmd_dtt.c

diff --git a/common/cmd_dtt.c b/common/cmd_dtt.c
index 9db64e9e3d1f82d5b59be13c2f4eec56c1752b76..8da95bf9d39385d486634a34a9388cfcc823751e 100644 (file)
--- a/common/cmd_dtt.c
+++ b/common/cmd_dtt.c
@@ -25,22 +25,30 @@
 #include <config.h>
 #include <command.h>
 
-#if (CONFIG_COMMANDS & CFG_CMD_DTT)
+#if defined(CONFIG_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(CFG_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() */
@@ -53,4 +61,4 @@ U_BOOT_CMD(
          "        - Read temperature from digital thermometer and thermostat.\n"
 );
 
-#endif /* CONFIG_COMMANDS & CFG_CMD_DTT */
+#endif