linux-kernel - Re: [PATCH v3 4/4] mvebu: wrt1900ac: Use pwm-fan rather than gpio-fan

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Message-ID: <20170324143505.GK28518@lunn.ch>
Date:   Fri, 24 Mar 2017 15:35:05 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Ralph Sennhauser <ralph.sennhauser@...il.com>
Cc:     linux-gpio@...r.kernel.org, Imre Kaloz <kaloz@...nwrt.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Alexandre Courbot <gnurou@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Jason Cooper <jason@...edaemon.net>,
        Gregory Clement <gregory.clement@...e-electrons.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Russell King <linux@...linux.org.uk>,
        linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 4/4] mvebu: wrt1900ac: Use pwm-fan rather than 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 0>;

Hi Ralph

I believe this last 0 is the flags parameter. Now that we have
#pwm-cells = 1, i think this last 0 should be dropped.

	  Andrew