linux-kernel - Re: [PATCH 1/2] MMC: davinci: use mmc_of_parse to parse common mmc configuration

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Date:   Fri, 18 Nov 2016 16:45:06 -0600
From:   David Lechner <david@...hnology.com>
To:     Axel Haslam <ahaslam@...libre.com>, ulf.hansson@...aro.org,
        nsekhar@...com, khilman@...libre.com
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] MMC: davinci: use mmc_of_parse to parse common mmc
 configuration

On 11/15/2016 10:28 AM, Axel Haslam wrote:
> Card detect and write protect are currently not working on a DT
> boot, and the driver relies on polling to get the state
> of the card. The current code depends on platform data callbacks
> to register and get the state of the gpios.
>
> mmc core provides a generic way to parse device tree configuration,
> which will take care of registering the gpios for us, lets use it
> so that we don't need to poll, and parse the same properties.
>
> Signed-off-by: Axel Haslam <ahaslam@...libre.com>
> ---

Tested-by: David Lechner <david@...hnology.com>

Working for me on LEGO MINDSTORMS EV3.