This is a note to let you know that I've just added the patch titled
pinctrl: cherryview: Return correct value if pin in push-pull mode
to the 4.19-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-cherryview-return-correct-value-if-pin-in-pu.patch
and it can be found in the queue-4.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 1dab81b0371c72df1a682c0bb10383010b482841
Author: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Date: Mon Jun 5 17:37:34 2023 +0300
pinctrl: cherryview: Return correct value if pin in push-pull mode
[ Upstream commit 5835196a17be5cfdcad0b617f90cf4abe16951a4 ]
Currently the getter returns ENOTSUPP on pin configured in
the push-pull mode. Fix this by adding the missed switch case.
Fixes: ccdf81d08dbe ("pinctrl: cherryview: add option to set open-drain pin config")
Fixes: 6e08d6bbebeb ("pinctrl: Add Intel Cherryview/Braswell pin controller support")
Acked-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index 25932d2a71547..ef8eb42e4d383 100644
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -1032,11 +1032,6 @@ static int chv_config_get(struct pinctrl_dev *pctldev, unsigned pin,
break;
- case PIN_CONFIG_DRIVE_OPEN_DRAIN:
- if (!(ctrl1 & CHV_PADCTRL1_ODEN))
- return -EINVAL;
- break;
-
case PIN_CONFIG_BIAS_HIGH_IMPEDANCE: {
u32 cfg;
@@ -1046,6 +1041,16 @@ static int chv_config_get(struct pinctrl_dev *pctldev, unsigned pin,
return -EINVAL;
break;
+
+ case PIN_CONFIG_DRIVE_PUSH_PULL:
+ if (ctrl1 & CHV_PADCTRL1_ODEN)
+ return -EINVAL;
+ break;
+
+ case PIN_CONFIG_DRIVE_OPEN_DRAIN:
+ if (!(ctrl1 & CHV_PADCTRL1_ODEN))
+ return -EINVAL;
+ break;
}
default:
