Messages in this thread Patch in this message |  | | Date | Mon, 8 Jun 2015 21:44:21 -0600 | Subject | Re: [PATCH 2/2 RESEND] power: reset: Add syscon poweroff device node for APM X-Gene platform | From | Dann Frazier <> |
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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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