Messages in this thread Patch in this message | | | From | Coiby Xu <> | Subject | [PATCH v2 2/4] pinctrl: amd: use higher precision for 512 RtcClk | Date | Thu, 5 Nov 2020 07:07:01 +0800 |
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RTC is 32.768kHz thus 512 RtcClk equals 15625 usec.
Suggested-by: Andy Shevchenko <andy.shevchenko@gmail.com> Suggested-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/linux-gpio/2f4706a1-502f-75f0-9596-cc25b4933b6c@redhat.com/ Signed-off-by: Coiby Xu <coiby.xu@gmail.com> --- drivers/pinctrl/pinctrl-amd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index d6b2b4bd337c..4aea3e05e8c6 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -156,7 +156,7 @@ static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset, pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF); pin_reg &= ~BIT(DB_TMR_LARGE_OFF); } else if (debounce < 250000) { - time = debounce / 15600; + time = debounce / 15625; pin_reg |= time & DB_TMR_OUT_MASK; pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF); pin_reg |= BIT(DB_TMR_LARGE_OFF); -- 2.28.0
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