| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 054/178] rtc: pcf8563: fix output clock rate | Date | Mon, 18 Dec 2017 16:48:10 +0100 |
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4.14-stable review patch. If anyone has any objections, please let me know.
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From: Philipp Zabel <p.zabel@pengutronix.de>
[ Upstream commit a3350f9c57ffad569c40f7320b89da1f3061c5bb ]
The pcf8563_clkout_recalc_rate function erroneously ignores the frequency index read from the CLKO register and always returns 32768 Hz.
Fixes: a39a6405d5f9 ("rtc: pcf8563: add CLKOUT to common clock framework") Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/rtc/rtc-pcf8563.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/rtc/rtc-pcf8563.c +++ b/drivers/rtc/rtc-pcf8563.c @@ -422,7 +422,7 @@ static unsigned long pcf8563_clkout_reca return 0; buf &= PCF8563_REG_CLKO_F_MASK; - return clkout_rates[ret]; + return clkout_rates[buf]; } static long pcf8563_clkout_round_rate(struct clk_hw *hw, unsigned long rate,
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