From: Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>
To: Heiko St?bner <heiko.stuebner-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
arm-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 1/3] ARM: multi_v7_defconfig: enable Rockchip io-domain driver
Date: Tue, 22 Dec 2015 14:56:14 -0800 [thread overview]
Message-ID: <20151222225614.GL30172@localhost> (raw)
In-Reply-To: <2111669.2aeXLpXsWE@diego>
On Mon, Dec 21, 2015 at 10:21:14PM +0100, Heiko St?bner wrote:
> The io-domain driver is necessary to notify the soc about voltages changes
> happening on supplying regulators. Probably the most important user right
> now is the mmc tuning code, where the soc needs to get notified when the
> voltage is dropped to the 1.8V point.
>
> As this option is necessary to sucessfully tune UHS cards etc, it should
> get built in.
>
> Signed-off-by: Heiko Stuebner <heiko.stuebner-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
> ---
> When booting a Veyron-Jerry from an sd-card it got stuck, as the tuning
> failed due to the missing voltage notification and the mmc completely
> fails initialization of the card, if this happens.
> With this option enabled, I could again boot from my sd-card.
>
> This is based on the
Looks cut off :)
Anyway, applied 1-3.
-Olof
WARNING: multiple messages have this Message-ID (diff)
From: olof@lixom.net (Olof Johansson)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/3] ARM: multi_v7_defconfig: enable Rockchip io-domain driver
Date: Tue, 22 Dec 2015 14:56:14 -0800 [thread overview]
Message-ID: <20151222225614.GL30172@localhost> (raw)
In-Reply-To: <2111669.2aeXLpXsWE@diego>
On Mon, Dec 21, 2015 at 10:21:14PM +0100, Heiko St?bner wrote:
> The io-domain driver is necessary to notify the soc about voltages changes
> happening on supplying regulators. Probably the most important user right
> now is the mmc tuning code, where the soc needs to get notified when the
> voltage is dropped to the 1.8V point.
>
> As this option is necessary to sucessfully tune UHS cards etc, it should
> get built in.
>
> Signed-off-by: Heiko Stuebner <heiko.stuebner@collabora.com>
> ---
> When booting a Veyron-Jerry from an sd-card it got stuck, as the tuning
> failed due to the missing voltage notification and the mmc completely
> fails initialization of the card, if this happens.
> With this option enabled, I could again boot from my sd-card.
>
> This is based on the
Looks cut off :)
Anyway, applied 1-3.
-Olof
next prev parent reply other threads:[~2015-12-22 22:56 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-21 21:21 [PATCH 1/3] ARM: multi_v7_defconfig: enable Rockchip io-domain driver Heiko Stübner
2015-12-21 21:21 ` Heiko Stübner
2015-12-21 21:21 ` [PATCH 2/3] ARM: multi_v7_defconfig: enable rockchip crypto module Heiko Stübner
2015-12-21 21:21 ` Heiko Stübner
2015-12-21 21:22 ` [PATCH 3/3] ARM: multi_v7_defconfig: enable rk808 clkout module Heiko Stübner
2015-12-21 21:22 ` Heiko Stübner
2015-12-22 22:56 ` Olof Johansson [this message]
2015-12-22 22:56 ` [PATCH 1/3] ARM: multi_v7_defconfig: enable Rockchip io-domain driver Olof Johansson
2015-12-23 0:10 ` Heiko Stübner
2015-12-23 0:10 ` Heiko Stübner
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