ppc4xx: Use do { ... } while (0) for CPR & SDR access macros

[karo-tx-uboot.git] / common / cmd_date.c

diff --git a/common/cmd_date.c b/common/cmd_date.c
index a569d78cadc3f911e9ebd4cf5714f3565d8b0736..33d2e5661e4466cb2429188ec84f0e99e744d74d 100644 (file)
--- a/common/cmd_date.c
+++ b/common/cmd_date.c
@@ -27,6 +27,9 @@
 #include <common.h>
 #include <command.h>
 #include <rtc.h>
+#include <i2c.h>
+
+DECLARE_GLOBAL_DATA_PTR;
 
 #if (CONFIG_COMMANDS & CFG_CMD_DATE)
 
@@ -40,9 +43,13 @@ int mk_date (char *, struct rtc_time *);
 
 int do_date (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
-       DECLARE_GLOBAL_DATA_PTR;
        struct rtc_time tm;
        int rcode = 0;
+       int old_bus;
+
+       /* switch to correct I2C bus */
+       old_bus = I2C_GET_BUS();
+       I2C_SET_BUS(CFG_RTC_BUS_NUM);
 
        switch (argc) {
        case 2:                 /* set date & time */
@@ -55,7 +62,7 @@ int do_date (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
                        /* insert new date & time */
                        if (mk_date (argv[1], &tm) != 0) {
                                puts ("## Bad date format\n");
-                               return 1;
+                               break;
                        }
                        /* and write to RTC */
                        rtc_set (&tm);
@@ -70,11 +77,15 @@ int do_date (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
                                "unknown " : RELOC(weekdays[tm.tm_wday]),
                        tm.tm_hour, tm.tm_min, tm.tm_sec);
 
-               return 0;
+               break;
        default:
                printf ("Usage:\n%s\n", cmdtp->usage);
                rcode = 1;
        }
+
+       /* switch back to original I2C bus */
+       I2C_SET_BUS(old_bus);
+
        return rcode;
 }