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ARM: dts: armada-xp: Use pwm-fan rather than gpio-fan

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The mvebu GPIO driver can also perform PWM on some pins. Use the pwm-fan
driver to control the fan of the WRT1900AC, giving us finer grained control
over its speed and hence noise.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
URL: https://patchwork.ozlabs.org/patch/427291/
[Ralph Sennhauser: drop flags paramter from pwms, no longer used]
Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>
Tested-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
This commit is contained in:
Andrew Lunn 2017-04-14 17:40:55 +02:00 committed by Gregory CLEMENT
parent 7cb2acb3fb
commit 8035eaadef
1 changed files with 3 additions and 5 deletions
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8
arch/arm/boot/dts/armada-xp-linksys-mamba.dts
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@ -308,13 +308,11 @@ power {
};
};
gpio_fan {
pwm_fan {
/* SUNON HA4010V4-0000-C99 */
compatible = "gpio-fan";
gpios = <&gpio0 24 0>;
gpio-fan,speed-map = <0 0
4500 1>;
compatible = "pwm-fan";
pwms = <&gpio0 24 4000>;
};
dsa {