This is a note to let you know that I've just added the patch titled
pinctrl: amd: fix incorrect way to disable debounce filter
to the 5.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
pinctrl-amd-fix-incorrect-way-to-disable-debounce-filter.patch
and it can be found in the queue-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 06abe8291bc31839950f7d0362d9979edc88a666 Mon Sep 17 00:00:00 2001
From: Coiby Xu <coiby.xu@xxxxxxxxx>
Date: Fri, 6 Nov 2020 07:19:09 +0800
Subject: pinctrl: amd: fix incorrect way to disable debounce filter
From: Coiby Xu <coiby.xu@xxxxxxxxx>
commit 06abe8291bc31839950f7d0362d9979edc88a666 upstream.
The correct way to disable debounce filter is to clear bit 5 and 6
of the register.
Cc: stable@xxxxxxxxxxxxxx
Signed-off-by: Coiby Xu <coiby.xu@xxxxxxxxx>
Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Cc: Hans de Goede <hdegoede@xxxxxxxxxx>
Link: https://lore.kernel.org/linux-gpio/df2c008b-e7b5-4fdd-42ea-4d1c62b52139@xxxxxxxxxx/
Link: https://lore.kernel.org/r/20201105231912.69527-2-coiby.xu@xxxxxxxxx
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/pinctrl/pinctrl-amd.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -166,14 +166,14 @@ static int amd_gpio_set_debounce(struct
pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg |= BIT(DB_TMR_LARGE_OFF);
} else {
- pin_reg &= ~DB_CNTRl_MASK;
+ pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF);
ret = -EINVAL;
}
} else {
pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg &= ~BIT(DB_TMR_LARGE_OFF);
pin_reg &= ~DB_TMR_OUT_MASK;
- pin_reg &= ~DB_CNTRl_MASK;
+ pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF);
}
writel(pin_reg, gpio_dev->base + offset * 4);
raw_spin_unlock_irqrestore(&gpio_dev->lock, flags);
Patches currently in stable-queue which might be from coiby.xu@xxxxxxxxx are
queue-5.9/pinctrl-amd-use-higher-precision-for-512-rtcclk.patch
queue-5.9/pinctrl-amd-fix-incorrect-way-to-disable-debounce-filter.patch
