regmap: Provide debugfs read of register ranges

If a register range is named then provide a debugfs file showing the
contents of the range separately.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h
index 27e66c3e7a59..ac869d28d5ba 100644
--- a/drivers/base/regmap/internal.h
+++ b/drivers/base/regmap/internal.h
@@ -121,6 +121,7 @@ int _regmap_write(struct regmap *map, unsigned int reg,
 struct regmap_range_node {
         struct rb_node node;
         const char *name;
+        struct regmap *map;
 
         unsigned int range_min;
         unsigned int range_max;