diff options
Diffstat (limited to 'common/fdt_support.c')
| -rw-r--r-- | common/fdt_support.c | 43 |
1 files changed, 30 insertions, 13 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index ab08a0114fe..f31e9b0cc5a 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -597,6 +597,7 @@ int fdt_shrink_to_minimum(void *blob, uint extrasize) uint64_t addr, size; int total, ret; uint actualsize; + int fdt_memrsv = 0; if (!blob) return 0; @@ -606,6 +607,7 @@ int fdt_shrink_to_minimum(void *blob, uint extrasize) fdt_get_mem_rsv(blob, i, &addr, &size); if (addr == (uintptr_t)blob) { fdt_del_mem_rsv(blob, i); + fdt_memrsv = 1; break; } } @@ -627,10 +629,12 @@ int fdt_shrink_to_minimum(void *blob, uint extrasize) /* Change the fdt header to reflect the correct size */ fdt_set_totalsize(blob, actualsize); - /* Add the new reservation */ - ret = fdt_add_mem_rsv(blob, map_to_sysmem(blob), actualsize); - if (ret < 0) - return ret; + if (fdt_memrsv) { + /* Add the new reservation */ + ret = fdt_add_mem_rsv(blob, map_to_sysmem(blob), actualsize); + if (ret < 0) + return ret; + } return actualsize; } @@ -718,11 +722,6 @@ int fdt_increase_size(void *fdt, int add_len) #include <jffs2/load_kernel.h> #include <mtd_node.h> -struct reg_cell { - unsigned int r0; - unsigned int r1; -}; - static int fdt_del_subnodes(const void *blob, int parent_offset) { int off, ndepth; @@ -781,9 +780,9 @@ int fdt_node_set_part_info(void *blob, int parent_offset, { struct list_head *pentry; struct part_info *part; - struct reg_cell cell; int off, ndepth = 0; int part_num, ret; + int sizecell; char buf[64]; ret = fdt_del_partitions(blob, parent_offset); @@ -791,6 +790,13 @@ int fdt_node_set_part_info(void *blob, int parent_offset, return ret; /* + * Check if size/address is 1 or 2 cells. + * We assume #address-cells and #size-cells have same value. + */ + sizecell = fdt_getprop_u32_default_node(blob, parent_offset, + 0, "#size-cells", 1); + + /* * Check if it is nand {}; subnode, adjust * the offset in this case */ @@ -838,10 +844,21 @@ add_ro: goto err_prop; } - cell.r0 = cpu_to_fdt32(part->offset); - cell.r1 = cpu_to_fdt32(part->size); add_reg: - ret = fdt_setprop(blob, newoff, "reg", &cell, sizeof(cell)); + if (sizecell == 2) { + ret = fdt_setprop_u64(blob, newoff, + "reg", part->offset); + if (!ret) + ret = fdt_appendprop_u64(blob, newoff, + "reg", part->size); + } else { + ret = fdt_setprop_u32(blob, newoff, + "reg", part->offset); + if (!ret) + ret = fdt_appendprop_u32(blob, newoff, + "reg", part->size); + } + if (ret == -FDT_ERR_NOSPACE) { ret = fdt_increase_size(blob, 512); if (!ret) |