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authorBrian Masney <bmasney@redhat.com>2025-07-10 11:20:26 -0400
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2025-08-03 02:57:05 +0200
commitb574acb3cf7591d2513a9f29f8c2021ad55fb881 (patch)
treec587c0c79759e3e2b4df888c3d3b8890d14962d1
parent906726a5efeefe0ef0103ccff5312a09080c04ae (diff)
rtc: rv3028: fix incorrect maximum clock rate handling
When rv3028_clkout_round_rate() is called with a requested rate higher than the highest supported rate, it currently returns 0, which disables the clock. According to the clk API, round_rate() should instead return the highest supported rate. Update the function to return the maximum supported rate in this case. Fixes: f583c341a515f ("rtc: rv3028: add clkout support") Signed-off-by: Brian Masney <bmasney@redhat.com> Link: https://lore.kernel.org/r/20250710-rtc-clk-round-rate-v1-6-33140bb2278e@redhat.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
-rw-r--r--drivers/rtc/rtc-rv3028.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-rv3028.c b/drivers/rtc/rtc-rv3028.c
index 868d1b1eb0f4..278841c2e47e 100644
--- a/drivers/rtc/rtc-rv3028.c
+++ b/drivers/rtc/rtc-rv3028.c
@@ -740,7 +740,7 @@ static long rv3028_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
if (clkout_rates[i] <= rate)
return clkout_rates[i];
- return 0;
+ return clkout_rates[0];
}
static int rv3028_clkout_set_rate(struct clk_hw *hw, unsigned long rate,