4.20-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit b5f034845e70916fd33e172fad5ad530a29c10ab ]
These two lines are active high, not active low. The bug was found when we changed the kernel to respect the polarity defined in the device tree.
Fixes: 1b90e06b1429 ("ARM: kirkwood: Use devicetree to define DNS-32[05] fan") Cc: Jamie Lentin jm@lentin.co.uk Cc: Guenter Roeck linux@roeck-us.net Cc: Jason Cooper jason@lakedaemon.net Cc: Andrew Lunn andrew@lunn.ch Cc: Gregory Clement gregory.clement@bootlin.com Cc: Sebastian Hesselbarth sebastian.hesselbarth@gmail.com Cc: Julien D'Ascenzio jdascenzio@posteo.net Reviewed-by: Andrew Lunn andrew@lunn.ch Tested-by: Jamie Lentin jm@lentin.co.uk Reported-by: Julien D'Ascenzio jdascenzio@posteo.net Tested-by: Julien D'Ascenzio jdascenzio@posteo.net Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Gregory CLEMENT gregory.clement@bootlin.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm/boot/dts/kirkwood-dnskw.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi index cbaf06f2f78e..eb917462b219 100644 --- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi +++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi @@ -36,8 +36,8 @@ compatible = "gpio-fan"; pinctrl-0 = <&pmx_fan_high_speed &pmx_fan_low_speed>; pinctrl-names = "default"; - gpios = <&gpio1 14 GPIO_ACTIVE_LOW - &gpio1 13 GPIO_ACTIVE_LOW>; + gpios = <&gpio1 14 GPIO_ACTIVE_HIGH + &gpio1 13 GPIO_ACTIVE_HIGH>; gpio-fan,speed-map = <0 0 3000 1 6000 2>;