FSL DDR: Rewrite the FSL mpc8xxx DDR controller setup code.

[u-boot] / lib_ppc / bootm.c

diff --git a/lib_ppc/bootm.c b/lib_ppc/bootm.c
index 300e00a2dab6df3d737ef89748009c43c26f8266..348421fd30c4664f0d3986cd66476e4c50912829 100644 (file)
--- a/lib_ppc/bootm.c
+++ b/lib_ppc/bootm.c
@@ -47,7 +47,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
 extern ulong get_effective_memsize(void);
 static ulong get_sp (void);
 static void set_clocks_in_mhz (bd_t *kbd);
@@ -56,9 +55,8 @@ static void set_clocks_in_mhz (bd_t *kbd);
 #define CFG_LINUX_LOWMEM_MAX_SIZE      (768*1024*1024)
 #endif
 
-void  __attribute__((noinline))
-do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
-               bootm_headers_t *images)
+__attribute__((noinline))
+int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
 {
        ulong   sp;
 
@@ -182,32 +180,8 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
 
 #if defined(CONFIG_OF_LIBFDT)
        /* fixup the initrd now that we know where it should be */
-       if ((of_flat_tree) && (initrd_start && initrd_end)) {
-               uint64_t addr, size;
-               int  total = fdt_num_mem_rsv(of_flat_tree);
-               int  j;
-
-               /* Look for the dummy entry and delete it */
-               for (j = 0; j < total; j++) {
-                       fdt_get_mem_rsv(of_flat_tree, j, &addr, &size);
-                       if (addr == images->rd_start) {
-                               fdt_del_mem_rsv(of_flat_tree, j);
-                               break;
-                       }
-               }
-
-               ret = fdt_add_mem_rsv(of_flat_tree, initrd_start,
-                                       initrd_end - initrd_start + 1);
-               if (ret < 0) {
-                       printf("fdt_chosen: %s\n", fdt_strerror(ret));
-                       goto error;
-               }
-
-               do_fixup_by_path_u32(of_flat_tree, "/chosen",
-                                       "linux,initrd-start", initrd_start, 0);
-               do_fixup_by_path_u32(of_flat_tree, "/chosen",
-                                       "linux,initrd-end", initrd_end, 0);
-       }
+       if ((of_flat_tree) && (initrd_start && initrd_end))
+               fdt_initrd(of_flat_tree, initrd_start, initrd_end, 1);
 #endif
        debug ("## Transferring control to Linux (at address %08lx) ...\n",
                (ulong)kernel);
@@ -258,11 +232,10 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
                           cmd_start, cmd_end, 0, 0);
                /* does not return */
        }
-       return ;
+       return 1;
 
 error:
-       do_reset (cmdtp, flag, argc, argv);
-       return ;
+       return 1;
 }
 
 static ulong get_sp (void)