[Possible bug] reboot doesn't work for Raspberry Pi
swarren at wwwdotorg.org
Fri Oct 2 08:14:18 PDT 2015
On 10/02/2015 07:11 AM, Noralf Trønnes wrote:
> Den 02.10.2015 13:36, skrev Stefan Wahren:
>> i'm using a Raspberry Pi B with U-Boot, Mainline Kernel 4.2.2 and
>> Raspbian Wheezy rootfs (2015-05-05).
>> If i run the reboot command, the reset never occurs.
>> Here is the console output:
>> The system is going down for reboot NOW!
>> [ 73.409331] Restarting system.
>> After that the green heartbeat LED stop blinking and goes off.
>> Any ideas what's the reason or how to debug?
> Have you enabled the watchdog driver?
> ARM: bcm2835: Move the restart/power_off handling to the WDT driver
> Since the WDT is what's used to drive restart and power off, it makes
> more sense to keep it there, where the regs are already mapped and
> definitions for them provided. Note that this means you may need to
> add CONFIG_BCM2835_WDT to retain functionality of your kernel.
It hadn't cross my mind that that change required a defconfig change
too. Perhaps you could submit a patch?
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