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 ---
to: sjg@chromium.org
drivers/core/regmap.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/core/regmap.c b/drivers/core/regmap.c index c68bcba..07a6614 100644 --- a/drivers/core/regmap.c +++ b/drivers/core/regmap.c @@ -70,6 +70,7 @@ int regmap_init_mem(struct udevice *dev, struct regmap **mapp) int addr_len, size_len, both_len; int parent; int len; + int index;
parent = dev->parent->of_offset; addr_len = fdt_address_cells(blob, parent); @@ -86,13 +87,14 @@ int regmap_init_mem(struct udevice *dev, struct regmap **mapp) 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;