[PATCH 4.18 277/350] rtc: ds1307: fix ds1339 wakealarm support

Greg Kroah-Hartman
2018-11-11T23:16:52Z

From: Soeren Moch <smoch@web.de>

commit 7dceef78f310f5351735060d78a1777c69606016 upstream.

Commit 51ed73eb998a1c79a2b0e9bed68f75a8a2c93b9b ("rtc: ds1340: Add support
for trickle charger.") breaks ds1339 wakealarm support by limiting
accessible registers. Fix this.

Fixes: 51ed73eb998a ("rtc: ds1340: Add support for trickle charger.")
Cc: stable@vger.kernel.org
Signed-off-by: Soeren Moch <smoch@web.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/rtc/rtc-ds1307.c | 1 -
1 file changed, 1 deletion(-)

--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -1372,7 +1372,6 @@ static void ds1307_clks_register(struct
static const struct regmap_config regmap_config = {
.reg_bits = 8,
.val_bits = 8,
- .max_register = 0x9,
};

static int ds1307_probe(struct i2c_client *client,