Fix compiler warning in lib_ppc/board.c

[u-boot] / lib_ppc / board.c

diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index c02ac62b37ecc33e2fe99456a7fb0dd46fbb8552..865e74f08a6d1cdcc1a5a90ac62abdb33b4d5b57 100644 (file)
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -635,6 +635,16 @@ void board_init_f (ulong bootflag)
        /* NOTREACHED - relocate_code() does not return */
 }
 
+int __is_sata_supported(void)
+{
+       /* For some boards, when sata disabled by the switch, and the
+        * driver still access the sata registers, the cpu will hangup.
+        * please define platform specific is_sata_supported() if your
+        * board have such issue.*/
+       return 1;
+}
+int is_sata_supported(void) __attribute__((weak, alias("__is_sata_supported")));
+
 /************************************************************************
  *
  * This is the next part if the initialization sequence: we are now
@@ -1105,8 +1115,10 @@ void board_init_r (gd_t *id, ulong dest_addr)
 #endif
 
 #if defined(CONFIG_CMD_SATA)
-       puts ("SATA:  ");
-       sata_initialize ();
+       if (is_sata_supported()) {
+               puts("SATA:  ");
+               sata_initialize();
+       }
 #endif
 
 #ifdef CONFIG_LAST_STAGE_INIT