summaryrefslogtreecommitdiff
path: root/drivers/rtc/rtc-rv3032.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/rtc/rtc-rv3032.c')
-rw-r--r--drivers/rtc/rtc-rv3032.c29
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/rtc/rtc-rv3032.c b/drivers/rtc/rtc-rv3032.c
index 35b2e36b426a..b8376bd1d905 100644
--- a/drivers/rtc/rtc-rv3032.c
+++ b/drivers/rtc/rtc-rv3032.c
@@ -69,8 +69,7 @@
#define RV3032_CLKOUT2_FD_MSK GENMASK(6, 5)
#define RV3032_CLKOUT2_OS BIT(7)
-#define RV3032_CTRL1_EERD BIT(3)
-#define RV3032_CTRL1_WADA BIT(5)
+#define RV3032_CTRL1_EERD BIT(2)
#define RV3032_CTRL2_STOP BIT(0)
#define RV3032_CTRL2_EIE BIT(2)
@@ -647,19 +646,24 @@ static unsigned long rv3032_clkout_recalc_rate(struct clk_hw *hw,
return clkout_xtal_rates[FIELD_GET(RV3032_CLKOUT2_FD_MSK, clkout)];
}
-static long rv3032_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int rv3032_clkout_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
int i, hfd;
- if (rate < RV3032_HFD_STEP)
+ if (req->rate < RV3032_HFD_STEP)
for (i = 0; i < ARRAY_SIZE(clkout_xtal_rates); i++)
- if (clkout_xtal_rates[i] <= rate)
- return clkout_xtal_rates[i];
+ if (clkout_xtal_rates[i] <= req->rate) {
+ req->rate = clkout_xtal_rates[i];
- hfd = DIV_ROUND_CLOSEST(rate, RV3032_HFD_STEP);
+ return 0;
+ }
+
+ hfd = DIV_ROUND_CLOSEST(req->rate, RV3032_HFD_STEP);
- return RV3032_HFD_STEP * clamp(hfd, 0, 8192);
+ req->rate = RV3032_HFD_STEP * clamp(hfd, 0, 8192);
+
+ return 0;
}
static int rv3032_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -739,7 +743,7 @@ static const struct clk_ops rv3032_clkout_ops = {
.unprepare = rv3032_clkout_unprepare,
.is_prepared = rv3032_clkout_is_prepared,
.recalc_rate = rv3032_clkout_recalc_rate,
- .round_rate = rv3032_clkout_round_rate,
+ .determine_rate = rv3032_clkout_determine_rate,
.set_rate = rv3032_clkout_set_rate,
};
@@ -947,11 +951,6 @@ static int rv3032_probe(struct i2c_client *client)
if (!client->irq)
clear_bit(RTC_FEATURE_ALARM, rv3032->rtc->features);
- ret = regmap_update_bits(rv3032->regmap, RV3032_CTRL1,
- RV3032_CTRL1_WADA, RV3032_CTRL1_WADA);
- if (ret)
- return ret;
-
rv3032_trickle_charger_setup(&client->dev, rv3032);
set_bit(RTC_FEATURE_BACKUP_SWITCH_MODE, rv3032->rtc->features);