mfd: tps65217: Tell regmap what registers are valid

Allow regmap to provide debugfs access to the register map by telling it
what registers are valid.

Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/mfd/tps65217.c b/drivers/mfd/tps65217.c
index 3cc4c7084b92..a8ee52c95f2f 100644
--- a/drivers/mfd/tps65217.c
+++ b/drivers/mfd/tps65217.c
@@ -146,6 +146,8 @@ EXPORT_SYMBOL_GPL(tps65217_clear_bits);
 static struct regmap_config tps65217_regmap_config = {
         .reg_bits = 8,
         .val_bits = 8,
+
+        .max_register = TPS65217_REG_MAX,
 };
 
 static const struct of_device_id tps65217_of_match[] = {