From: Kishon Vijay Abraham I <kishon@ti.com>
To: Pavel Machek <pavel@ucw.cz>,
pali.rohar@gmail.com, sre@debian.org, sre@ring0.de,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org,
aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com,
patrikbachan@gmail.com
Subject: Re: Nokia N900: u-SD card in v4.2+
Date: Thu, 7 Jan 2016 11:10:27 +0530 [thread overview]
Message-ID: <568DFA4B.7030308@ti.com> (raw)
In-Reply-To: <20160106204627.GA21477@amd>
Hi,
On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote:
> Hi!
>
> In v4.1, both internal MMC and u-SD cards work ok.
>
> In v4.2, only the internal MMC is detected. In v4.3, not even internal
> MMC works. In v4.4, only the internal MMC is detected.
>
> Does it work for you? Any patches?
I don't have Nokia N900 to check this, but can you share your config and kernel
logs? Check if CONFIG_REGULATOR_PBIAS is present in your config.
CONFIG_REGULATOR_PBIAS is now mandatory for all omap3+ SoCs to work.
Thanks
Kishon
>
> (I do have hack in the dts to disable back cover detection...)
>
> Pavel
>
WARNING: multiple messages have this Message-ID (diff)
From: kishon@ti.com (Kishon Vijay Abraham I)
To: linux-arm-kernel@lists.infradead.org
Subject: Nokia N900: u-SD card in v4.2+
Date: Thu, 7 Jan 2016 11:10:27 +0530 [thread overview]
Message-ID: <568DFA4B.7030308@ti.com> (raw)
In-Reply-To: <20160106204627.GA21477@amd>
Hi,
On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote:
> Hi!
>
> In v4.1, both internal MMC and u-SD cards work ok.
>
> In v4.2, only the internal MMC is detected. In v4.3, not even internal
> MMC works. In v4.4, only the internal MMC is detected.
>
> Does it work for you? Any patches?
I don't have Nokia N900 to check this, but can you share your config and kernel
logs? Check if CONFIG_REGULATOR_PBIAS is present in your config.
CONFIG_REGULATOR_PBIAS is now mandatory for all omap3+ SoCs to work.
Thanks
Kishon
>
> (I do have hack in the dts to disable back cover detection...)
>
> Pavel
>
WARNING: multiple messages have this Message-ID (diff)
From: Kishon Vijay Abraham I <kishon@ti.com>
To: Pavel Machek <pavel@ucw.cz>, <pali.rohar@gmail.com>,
<sre@debian.org>, <sre@ring0.de>,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
<linux-omap@vger.kernel.org>, <tony@atomide.com>,
<khilman@kernel.org>, <aaro.koskinen@iki.fi>,
<ivo.g.dimitrov.75@gmail.com>, <patrikbachan@gmail.com>
Subject: Re: Nokia N900: u-SD card in v4.2+
Date: Thu, 7 Jan 2016 11:10:27 +0530 [thread overview]
Message-ID: <568DFA4B.7030308@ti.com> (raw)
In-Reply-To: <20160106204627.GA21477@amd>
Hi,
On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote:
> Hi!
>
> In v4.1, both internal MMC and u-SD cards work ok.
>
> In v4.2, only the internal MMC is detected. In v4.3, not even internal
> MMC works. In v4.4, only the internal MMC is detected.
>
> Does it work for you? Any patches?
I don't have Nokia N900 to check this, but can you share your config and kernel
logs? Check if CONFIG_REGULATOR_PBIAS is present in your config.
CONFIG_REGULATOR_PBIAS is now mandatory for all omap3+ SoCs to work.
Thanks
Kishon
>
> (I do have hack in the dts to disable back cover detection...)
>
> Pavel
>
next prev parent reply other threads:[~2016-01-07 5:40 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-06 20:46 Nokia N900: u-SD card in v4.2+ Pavel Machek
2016-01-06 20:46 ` Pavel Machek
2016-01-07 5:40 ` Kishon Vijay Abraham I [this message]
2016-01-07 5:40 ` Kishon Vijay Abraham I
2016-01-07 5:40 ` Kishon Vijay Abraham I
2016-01-07 11:34 ` Pavel Machek
2016-01-07 11:34 ` Pavel Machek
2016-01-09 22:44 ` Pali Rohár
2016-01-09 22:44 ` Pali Rohár
2016-01-11 8:40 ` Kishon Vijay Abraham I
2016-01-11 8:40 ` Kishon Vijay Abraham I
2016-01-11 8:40 ` Kishon Vijay Abraham I
2016-01-13 19:12 ` Pavel Machek
2016-01-13 19:12 ` Pavel Machek
2016-01-13 19:20 ` Tony Lindgren
2016-01-13 19:20 ` Tony Lindgren
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