diff options
| author | Jean-Jacques Hiblot <jjhiblot@ti.com> | 2017-02-13 16:17:48 +0100 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2017-03-22 07:27:19 -0600 |
| commit | 1804044f30872075ee1996631caa18b617f3c718 (patch) | |
| tree | 03217671a0abc87b66f81dc6ffebd1eda0b59f2a /drivers/core | |
| parent | b0d9512ab0f1b2c3f56346bf14b0978d45477ad2 (diff) | |
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>
Diffstat (limited to 'drivers/core')
| -rw-r--r-- | drivers/core/regmap.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/core/regmap.c b/drivers/core/regmap.c index 833cd78e84..3bec3df9b6 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_of_offset(dev->parent); 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; |