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| author | Simon Glass <sjg@chromium.org> | 2016-07-04 11:58:22 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2016-07-14 20:40:24 -0600 |
| commit | 1e6ca1a6ad7285569b22465b8387db242b310553 (patch) | |
| tree | 3d79ded69e456ca1189337877c5b9deef0ee3025 /include/regmap.h | |
| parent | a951431e827cfd862a4c095e85e8650a6b8370f7 (diff) | |
| download | u-boot-1e6ca1a6ad7285569b22465b8387db242b310553.tar.gz | |
dm: core: Add an implementation of regmap_init_mem_platdata()
Add an implementation of this function which mirrors the functions of the
automatic device-tree implementation. This can be used with of-platdata to
create regmaps.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include/regmap.h')
| -rw-r--r-- | include/regmap.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/regmap.h b/include/regmap.h index 922b39fad0..1eed94e47a 100644 --- a/include/regmap.h +++ b/include/regmap.h @@ -56,7 +56,20 @@ int regmap_read(struct regmap *map, uint offset, uint *valp); */ int regmap_init_mem(struct udevice *dev, struct regmap **mapp); -int regmap_init_mem_platdata(struct udevice *dev, fdt32_t *reg, int size, +/** + * regmap_init_mem_platdata() - Set up a new memory register map for of-platdata + * + * This creates a new regmap with a list of regions passed in, rather than + * using the device tree. It only supports 32-bit machines. + * + * Use regmap_uninit() to free it. + * + * @dev: Device that uses this map + * @reg: List of address, size pairs + * @count: Number of pairs (e.g. 1 if the regmap has a single entry) + * @mapp: Returns allocated map + */ +int regmap_init_mem_platdata(struct udevice *dev, u32 *reg, int count, struct regmap **mapp); /** |