From: elder@ieee.org (Alex Elder)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: bcm28155-ap: leave camldo1 on to fix reboot
Date: Wed, 12 Mar 2014 08:16:19 -0500 [thread overview]
Message-ID: <53205E23.8030905@ieee.org> (raw)
In-Reply-To: <1394630079-12063-1-git-send-email-mporter@linaro.org>
On 03/12/2014 08:14 AM, Matt Porter wrote:
> The BCM28155-AP board has a bootloader that expects the camldo1
> regulator to be enabled on entry. Currently, the camldo1 regulator
> is disabled when no longer in use as is the case during a reboot /
> warm reset. This causes the early bootloader to hang upon entry. Add
> regulator-always-on to the camldo1 constraint to fix reboot.
>
> Reported-by: Alex Elder <elder@linaro.org>
> Signed-off-by: Matt Porter <mporter@linaro.org>
Tested-by: Alex Elder <elder@linaro.org>
> ---
> [Depends on BCM59056 regulator series dts support:
> http://www.gossamer-threads.com/lists/linux/kernel/1885489]
>
> arch/arm/boot/dts/bcm28155-ap.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/bcm28155-ap.dts b/arch/arm/boot/dts/bcm28155-ap.dts
> index 99ff0c1..cc1303c 100644
> --- a/arch/arm/boot/dts/bcm28155-ap.dts
> +++ b/arch/arm/boot/dts/bcm28155-ap.dts
> @@ -94,6 +94,7 @@
> camldo1_reg: camldo1 {
> regulator-min-microvolt = <3300000>;
> regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> };
>
> sdldo_reg: sdldo {
>
WARNING: multiple messages have this Message-ID (diff)
From: Alex Elder <elder@ieee.org>
To: Matt Porter <mporter@linaro.org>, Alex Elder <elder@linaro.org>,
Linux ARM Kernel List <linux-arm-kernel@lists.infradead.org>
Cc: Mark Brown <broonie@kernel.org>,
Christian Daudt <bcm@fixthebug.org>,
Devicetree List <devicetree@vger.kernel.org>,
bcm-kernel-feedback-list@broadcom.com,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ARM: dts: bcm28155-ap: leave camldo1 on to fix reboot
Date: Wed, 12 Mar 2014 08:16:19 -0500 [thread overview]
Message-ID: <53205E23.8030905@ieee.org> (raw)
In-Reply-To: <1394630079-12063-1-git-send-email-mporter@linaro.org>
On 03/12/2014 08:14 AM, Matt Porter wrote:
> The BCM28155-AP board has a bootloader that expects the camldo1
> regulator to be enabled on entry. Currently, the camldo1 regulator
> is disabled when no longer in use as is the case during a reboot /
> warm reset. This causes the early bootloader to hang upon entry. Add
> regulator-always-on to the camldo1 constraint to fix reboot.
>
> Reported-by: Alex Elder <elder@linaro.org>
> Signed-off-by: Matt Porter <mporter@linaro.org>
Tested-by: Alex Elder <elder@linaro.org>
> ---
> [Depends on BCM59056 regulator series dts support:
> http://www.gossamer-threads.com/lists/linux/kernel/1885489]
>
> arch/arm/boot/dts/bcm28155-ap.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/bcm28155-ap.dts b/arch/arm/boot/dts/bcm28155-ap.dts
> index 99ff0c1..cc1303c 100644
> --- a/arch/arm/boot/dts/bcm28155-ap.dts
> +++ b/arch/arm/boot/dts/bcm28155-ap.dts
> @@ -94,6 +94,7 @@
> camldo1_reg: camldo1 {
> regulator-min-microvolt = <3300000>;
> regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> };
>
> sdldo_reg: sdldo {
>
next prev parent reply other threads:[~2014-03-12 13:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-12 13:14 [PATCH] ARM: dts: bcm28155-ap: leave camldo1 on to fix reboot Matt Porter
2014-03-12 13:14 ` Matt Porter
2014-03-12 13:14 ` Matt Porter
2014-03-12 13:16 ` Alex Elder [this message]
2014-03-12 13:16 ` Alex Elder
2014-03-14 16:55 ` Matt Porter
2014-03-14 16:55 ` Matt Porter
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=53205E23.8030905@ieee.org \
--to=elder@ieee.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.