The patch below does not apply to the 4.9-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From af14b2c98adb85e9517390bb88309338b9075350 Mon Sep 17 00:00:00 2001
From: Lubomir Rintel <lkundrak@xxxxx>
Date: Thu, 14 Feb 2019 00:06:18 +0100
Subject: [PATCH] gpio: pxa: avoid attempting to set pin direction via pinctrl
on MMP2
Similarly to PXA3xx, pinctrl-single can't set pin direction on MMP2 either.
See also: commit 9dabfdd84bdfa ("gpio: pxa: disable pinctrl calls for
PXA3xx")
Cc: stable@xxxxxxxxxxxxxxx
Fixes: a770d946371e ("gpio: pxa: add pin control gpio direction and request")
Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index e9600b556f39..bcc6be4a5cb2 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -245,6 +245,7 @@ static bool pxa_gpio_has_pinctrl(void)
{
switch (gpio_type) {
case PXA3XX_GPIO:
+ case MMP2_GPIO:
return false;
default:
