regmap: use fdt address translation
In the DTS, the addresses are defined relative to the parent bus. We need
to translate them to get the address as seen by the CPU core.
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
diff --git a/drivers/core/regmap.c b/drivers/core/regmap.c
index 833cd78..3bec3df 100644
--- a/drivers/core/regmap.c
+++ b/drivers/core/regmap.c
@@ -70,6 +70,7 @@
int addr_len, size_len, both_len;
int parent;
int len;
+ int index;
parent = dev_of_offset(dev->parent);
addr_len = fdt_address_cells(blob, parent);
@@ -86,13 +87,14 @@
if (!map)
return -ENOMEM;
- map->base = fdtdec_get_number(cell, addr_len);
-
- for (range = map->range; count > 0;
- count--, cell += both_len, range++) {
- range->start = fdtdec_get_number(cell, addr_len);
- range->size = fdtdec_get_number(cell + addr_len, size_len);
+ for (range = map->range, index = 0; count > 0;
+ count--, cell += both_len, range++, index++) {
+ fdt_size_t sz;
+ range->start = fdtdec_get_addr_size_fixed(blob, dev->of_offset,
+ "reg", index, addr_len, size_len, &sz, true);
+ range->size = sz;
}
+ map->base = map->range[0].start;
*mapp = map;