@@ -69,6 +69,23 @@ static int meson_reset_level(struct reset_controller_dev *rcdev,
BIT(bit), assert ? BIT(bit) : 0);
}
+static int meson_reset_status(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ struct meson_reset *data =
+ container_of(rcdev, struct meson_reset, rcdev);
+ unsigned int val, offset, bit;
+
+ meson_reset_offset_and_bit(data, id, &offset, &bit);
+ offset += data->param->level_offset;
+
+ regmap_read(data->map, offset, &val);
+ val = !!(BIT(bit) & val);
+
+
+ return val ^ data->param->level_low_reset;
+}
+
static int meson_reset_assert(struct reset_controller_dev *rcdev,
unsigned long id)
{
@@ -85,6 +102,7 @@ static const struct reset_control_ops meson_reset_ops = {
.reset = meson_reset_reset,
.assert = meson_reset_assert,
.deassert = meson_reset_deassert,
+ .status = meson_reset_status,
};
static int meson_reset_probe(struct device *dev, struct regmap *map,
Add the callback to check the status of the level reset, as done in the reset driver of the audio clock controller. Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> --- drivers/reset/reset-meson.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)