linux-kernel - Re: [PATCH v3 0/7] Standardize onboard LED support for 96Boards

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Date:   Thu, 29 Nov 2018 15:42:29 +0000
From:   Wei Xu <xuwei5@...ilicon.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
CC:     Rob Herring <robh@...nel.org>,
        Heiko Stübner <heiko@...ech.de>,
        <ezequiel@...labora.com>, Michal Simek <michal.simek@...inx.com>,
        Pavel Machek <pavel@....cz>,
        Andy Gross <andy.gross@...aro.org>,
        <linux-leds@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:ARM/Rockchip SoC..." <linux-rockchip@...ts.infradead.org>,
        <linux-arm-msm@...r.kernel.org>,
        "open list:ARM/QUALCOMM SUPPORT" <linux-soc@...r.kernel.org>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Amit Kucheria <amit.kucheria@...aro.org>,
        Koen Kooi <koen.kooi@...aro.org>,
        Nicolas Dechesne <nicolas.dechesne@...aro.org>
Subject: Re: [PATCH v3 0/7] Standardize onboard LED support for 96Boards

Hi Manivannan,

On 2018/10/31 13:38, Linus Walleij wrote:
> On Mon, Oct 29, 2018 at 10:43 AM Manivannan Sadhasivam
> <manivannan.sadhasivam@...aro.org> wrote:
> 
>> This patchset standardizes the onboard LEDs on 96Boards by maintaining
>> common labels and triggers as below:
>>
>> green:user1  default-trigger: heartbeat
>> green:user2  default-trigger: mmc0/disk-activity (onboard-storage)
>> green:user3  default-trigger: mmc1 (SD card)
>> green:user4  default-trigger: none, panic-indicator
>> yellow:wlan  default-trigger: phy0tx
>> blue:bt      default-trigger: hci0-power
>>
>> This standardization is required to provide a common behaviour of LEDs
>> across all mainline supported 96Boards and also making it easier to
>> control it using an userspace library like MRAA.
>>
>> For Rock960 and Ficus boards, the LED support is added in this patchset.
>> Rest of the boards are converted to adopt the standard.
>>
>> Note: Since there is no UFS trigger available for now, user2 LED trigger
>> is set to none on HiKey960.
> 
> This series:
> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
> 
> It makes a lot of sense to try to unify the userspace ABI so we get
> some kind of order here instead of trying to counteract it with
> per-device kludges in userspace. It definately makes things better!
> 
> Yours,
> Linus Walleij
> 
> .
> 

Applied hisilicon part(patch 3,4 and 5) to the hisilicon soc dt tree.
Thanks!

Best Regards,
Wei