X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=common%2Ffdt_support.c;h=caaa682a4f3a0e09d4d8a50e91088446468aa319;hb=d61ea14885631e58a25feaa81ee82eb464c62d6a;hp=69099c4275ccb925cce7b7c69afc5ab4f76cfe6f;hpb=396955fed24c301701c83558fc6f7eadd909397b;p=platform%2Fkernel%2Fu-boot.git diff --git a/common/fdt_support.c b/common/fdt_support.c index 69099c4..caaa682 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -37,6 +37,10 @@ */ DECLARE_GLOBAL_DATA_PTR; +/* + * fdt points to our working device tree. + */ +struct fdt_header *fdt; /********************************************************************/ @@ -45,13 +49,12 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) bd_t *bd = gd->bd; int nodeoffset; int err; - u32 tmp; /* used to set 32 bit integer properties */ - char *str; /* used to set string properties */ - ulong clock; + u32 tmp; /* used to set 32 bit integer properties */ + char *str; /* used to set string properties */ err = fdt_check_header(fdt); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_chosen: %s\n", fdt_strerror(err)); return err; } @@ -63,11 +66,12 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) err = fdt_num_reservemap(fdt, &used, &total); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_chosen: %s\n", fdt_strerror(err)); return err; } if (used >= total) { - printf("fdt_chosen: no room in the reserved map (%d of %d)\n", + printf("WARNING: " + "no room in the reserved map (%d of %d)\n", used, total); return -1; } @@ -84,7 +88,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) err = fdt_replace_reservemap_entry(fdt, j, initrd_start, initrd_end - initrd_start + 1); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_chosen: %s\n", fdt_strerror(err)); return err; } } @@ -92,7 +96,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) /* * Find the "chosen" node. */ - nodeoffset = fdt_path_offset (fdt, "/chosen"); + nodeoffset = fdt_find_node_by_path (fdt, "/chosen"); /* * If we have a "chosen" node already the "force the writing" @@ -110,7 +114,8 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) */ nodeoffset = fdt_add_subnode(fdt, 0, "chosen"); if (nodeoffset < 0) { - printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + printf("WARNING: could not create /chosen %s.\n", + fdt_strerror(nodeoffset)); return nodeoffset; } } @@ -120,42 +125,35 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force) */ str = getenv("bootargs"); if (str != NULL) { - err = fdt_setprop(fdt, nodeoffset, "bootargs", str, strlen(str)+1); + err = fdt_setprop(fdt, nodeoffset, + "bootargs", str, strlen(str)+1); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: could not set bootargs %s.\n", + fdt_strerror(err)); } if (initrd_start && initrd_end) { tmp = __cpu_to_be32(initrd_start); - err = fdt_setprop(fdt, nodeoffset, "linux,initrd-start", &tmp, sizeof(tmp)); + err = fdt_setprop(fdt, nodeoffset, + "linux,initrd-start", &tmp, sizeof(tmp)); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: " + "could not set linux,initrd-start %s.\n", + fdt_strerror(err)); tmp = __cpu_to_be32(initrd_end); - err = fdt_setprop(fdt, nodeoffset, "linux,initrd-end", &tmp, sizeof(tmp)); + err = fdt_setprop(fdt, nodeoffset, + "linux,initrd-end", &tmp, sizeof(tmp)); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: could not set linux,initrd-end %s.\n", + fdt_strerror(err)); } #ifdef OF_STDOUT_PATH - err = fdt_setprop(fdt, nodeoffset, "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1); + err = fdt_setprop(fdt, nodeoffset, + "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: could not set linux,stdout-path %s.\n", + fdt_strerror(err)); #endif - nodeoffset = fdt_path_offset (fdt, "/cpus"); - if (nodeoffset >= 0) { - clock = cpu_to_be32(bd->bi_intfreq); - err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } -#ifdef OF_TBCLK - nodeoffset = fdt_path_offset (fdt, "/cpus/" OF_CPU "/timebase-frequency"); - if (nodeoffset >= 0) { - clock = cpu_to_be32(OF_TBCLK); - err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4); - if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - } -#endif return err; } @@ -177,7 +175,7 @@ int fdt_env(void *fdt) err = fdt_check_header(fdt); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_env: %s\n", fdt_strerror(err)); return err; } @@ -185,11 +183,11 @@ int fdt_env(void *fdt) * See if we already have a "u-boot-env" node, delete it if so. * Then create a new empty node. */ - nodeoffset = fdt_path_offset (fdt, "/u-boot-env"); + nodeoffset = fdt_find_node_by_path (fdt, "/u-boot-env"); if (nodeoffset >= 0) { err = fdt_del_node(fdt, nodeoffset); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_env: %s\n", fdt_strerror(err)); return err; } } @@ -198,7 +196,8 @@ int fdt_env(void *fdt) */ nodeoffset = fdt_add_subnode(fdt, 0, "u-boot-env"); if (nodeoffset < 0) { - printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + printf("WARNING: could not create /u-boot-env %s.\n", + fdt_strerror(nodeoffset)); return nodeoffset; } @@ -226,7 +225,8 @@ int fdt_env(void *fdt) continue; err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: could not set %s %s.\n", + lval, fdt_strerror(err)); return err; } } @@ -292,12 +292,12 @@ int fdt_bd_t(void *fdt) bd_t *bd = gd->bd; int nodeoffset; int err; - u32 tmp; /* used to set 32 bit integer properties */ + u32 tmp; /* used to set 32 bit integer properties */ int i; err = fdt_check_header(fdt); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_bd_t: %s\n", fdt_strerror(err)); return err; } @@ -305,11 +305,11 @@ int fdt_bd_t(void *fdt) * See if we already have a "bd_t" node, delete it if so. * Then create a new empty node. */ - nodeoffset = fdt_path_offset (fdt, "/bd_t"); + nodeoffset = fdt_find_node_by_path (fdt, "/bd_t"); if (nodeoffset >= 0) { err = fdt_del_node(fdt, nodeoffset); if (err < 0) { - printf("libfdt: %s\n", fdt_strerror(err)); + printf("fdt_bd_t: %s\n", fdt_strerror(err)); return err; } } @@ -318,7 +318,9 @@ int fdt_bd_t(void *fdt) */ nodeoffset = fdt_add_subnode(fdt, 0, "bd_t"); if (nodeoffset < 0) { - printf("libfdt: %s\n", fdt_strerror(nodeoffset)); + printf("WARNING: could not create /bd_t %s.\n", + fdt_strerror(nodeoffset)); + printf("fdt_bd_t: %s\n", fdt_strerror(nodeoffset)); return nodeoffset; } /* @@ -326,20 +328,23 @@ int fdt_bd_t(void *fdt) */ for (i = 0; i < sizeof(bd_map)/sizeof(bd_map[0]); i++) { tmp = cpu_to_be32(getenv("bootargs")); - err = fdt_setprop(fdt, nodeoffset, bd_map[i].name, &tmp, sizeof(tmp)); + err = fdt_setprop(fdt, nodeoffset, + bd_map[i].name, &tmp, sizeof(tmp)); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: could not set %s %s.\n", + bd_map[i].name, fdt_strerror(err)); } /* * Add a couple of oddball entries... */ err = fdt_setprop(fdt, nodeoffset, "enetaddr", &bd->bi_enetaddr, 6); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); + printf("WARNING: could not set enetaddr %s.\n", + fdt_strerror(err)); err = fdt_setprop(fdt, nodeoffset, "ethspeed", &bd->bi_ethspeed, 4); if (err < 0) - printf("libfdt: %s\n", fdt_strerror(err)); - + printf("WARNING: could not set ethspeed %s.\n", + fdt_strerror(err)); return 0; } #endif /* ifdef CONFIG_OF_HAS_BD_T */