linux-kernel - Re: [RFC PATCH v3 1/2] ARM: dts: samsung: add rga-lvds panel in itop elite

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Message-ID: <1c993577-cb51-16a7-2eba-344156959fb8@soulik.info>
Date:   Tue, 20 Sep 2016 03:17:02 +0800
From:   ayaka <ayaka@...lik.info>
To:     Fabio Estevam <festevam@...il.com>
Cc:     DRI mailing list <dri-devel@...ts.freedesktop.org>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        Kukjin Kim <kgene@...nel.org>, krzk@...nel.org,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-samsung-soc@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Andrzej Hajda <a.hajda@...sung.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [RFC PATCH v3 1/2] ARM: dts: samsung: add rga-lvds panel in itop
 elite



On 09/20/2016 03:12 AM, Fabio Estevam wrote:
> On Mon, Sep 19, 2016 at 4:02 PM, Randy Li <ayaka@...lik.info> wrote:
>
>> +       vcc_sys_lcd: sys-lcd {
>> +               compatible = "regulator-fixed";
>> +               regulator-name = "vcc_5v";
>> +               regulator-min-microvolt = <5000000>;
>> +               regulator-max-microvolt = <5000000>;
>> +               gpio = <&gpl0 4 GPIO_ACTIVE_HIGH>;
> Is this really active high? If so, you should add the
> 'enable-active-high' property.
I see, thank you. Btw, let me make it clearly, it is really an 
independentTransistor, not be controlled by PMIC.