[PATCH] regmap: debugfs: "registers" & "access" for single register maps

[Pawel Moll]

When a map covers a single register, max_register is equal
to 0, so the "registers" & "access" files were not created.
Now they will be, as register 0 must be readable for such
map to make sense.

Signed-off-by: Pawel Moll <pawel.m...@arm.com>
---
 drivers/base/regmap/regmap-debugfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/regmap/regmap-debugfs.c 
b/drivers/base/regmap/regmap-debugfs.c
index c5471cd..45d812c 100644
--- a/drivers/base/regmap/regmap-debugfs.c
+++ b/drivers/base/regmap/regmap-debugfs.c
@@ -511,7 +511,7 @@ void regmap_debugfs_init(struct regmap *map, const char 
*name)
        debugfs_create_file("range", 0400, map->debugfs,
                            map, &regmap_reg_ranges_fops);
 
-       if (map->max_register) {
+       if (map->max_register || regmap_readable(map, 0)) {
                debugfs_create_file("registers", 0400, map->debugfs,
                                    map, &regmap_map_fops);
                debugfs_create_file("access", 0400, map->debugfs,
-- 
1.8.3.2

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