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Groups > linux.kernel > #1160954
| Path | csiph.com!aioe.org!bofh.it!news.nic.it!robomod |
|---|---|
| From | Dann Frazier <dann.frazier@canonical.com> |
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/2 RESEND] power: reset: Add syscon poweroff device node for APM X-Gene platform |
| Date | Tue, 09 Jun 2015 05:50:02 +0200 |
| Message-ID | <pziI2-2ST-7@gated-at.bofh.it> (permalink) |
| References | <pwZTb-29Z-3@gated-at.bofh.it> <px02T-2mG-41@gated-at.bofh.it> |
| X-Original-To | Tai Nguyen <ttnguyen@apm.com> |
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| X-Original-Cc | arm@kernel.org, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, linux-arm-kernel <linux-arm-kernel@lists.infradead.org>, patches@apm.com, Jon Masters <jcm@redhat.com> |
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| Xref | aioe.org linux.kernel:1160954 |
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On Tue, Jun 2, 2015 at 1:19 PM, Tai Nguyen <ttnguyen@apm.com> wrote:
> This patch adds syscon poweroff device node to support poweroff feature
> on APM X-Gene Mustang platform
hey Tai,
The reboot changes work just fine for me, but poweroff does not:
[ OK ] Reached target Final Step.
Starting Power-Off...
reboot: Power down
Unable to poweroff system
Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000000
CPU: 0 PID: 1 Comm: systemd-shutdow Tainted: G W 4.1.0-rc7+ #1
Hardware name: APM X-Gene Mustang board (DT)
Call trace:
[<ffffffc00008990c>] dump_backtrace+0x0/0x11c
[<ffffffc000089a38>] show_stack+0x10/0x1c
[<ffffffc0005b447c>] dump_stack+0x88/0xc8
[<ffffffc0005b3374>] panic+0xe0/0x220
[<ffffffc0000b5f24>] do_exit+0x990/0x994
[<ffffffc0000d06bc>] SyS_reboot+0x14c/0x208
---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000000
-dann
> Signed-off-by: Tai Nguyen <ttnguyen@apm.com>
> ---
> arch/arm64/boot/dts/apm/apm-mustang.dts | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/apm/apm-mustang.dts b/arch/arm64/boot/dts/apm/apm-mustang.dts
> index 83578e7..910d561 100644
> --- a/arch/arm64/boot/dts/apm/apm-mustang.dts
> +++ b/arch/arm64/boot/dts/apm/apm-mustang.dts
> @@ -23,6 +23,18 @@
> device_type = "memory";
> reg = < 0x1 0x00000000 0x0 0x80000000 >; /* Updated by bootloader */
> };
> +
> + poweroff_mbox: poweroff_mbox@10548000 {
> + compatible = "syscon";
> + reg = <0x0 0x10548000 0x0 0x30>;
> + };
> +
> + poweroff: poweroff@10548010 {
> + compatible = "syscon-poweroff";
> + regmap = <&poweroff_mbox>;
> + offset = <0x10>;
> + mask = <0x1>;
> + };
> };
>
> &pcie0clk {
> --
> 1.7.9.5
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread
Re: [PATCH 2/2 RESEND] power: reset: Add syscon poweroff device node for APM X-Gene platform Dann Frazier <dann.frazier@canonical.com> - 2015-06-09 05:50 +0200
Re: [PATCH 2/2 RESEND] power: reset: Add syscon poweroff device node for APM X-Gene platform Tai Tri Nguyen <ttnguyen@apm.com> - 2015-06-09 06:40 +0200
Re: [PATCH 2/2 RESEND] power: reset: Add syscon poweroff device node for APM X-Gene platform Moritz Fischer <moritz.fischer@ettus.com> - 2015-06-11 01:10 +0200
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