Messages in this thread | | | Date | Fri, 1 Apr 2016 10:04:57 +0200 | Subject | Re: [PATCH] ARM: sa1100: Initialize gpio after gpio subsystem has been initialized | From | Linus Walleij <> |
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On Thu, Mar 31, 2016 at 6:21 PM, Guenter Roeck <linux@roeck-us.net> wrote: > On Tue, Mar 29, 2016 at 11:15:49AM -0700, Guenter Roeck wrote: >> The sa1100 gpio driver was initialized from interrupt initialization code, >> which is earlier than the gpio subsystem is initialized. Since commit >> ff2b13592299 ("gpio: make the gpiochip a real device"), this is fatal >> and causes the system to crash. >> >> The sa1100 gpio driver must be initialized prior to arch_initcall, since >> its gpio pins are used in arch_initcall code, but after the gpio subsystem >> is initialized (core_initcall). Initialize it with postcore_initcall. >> >> Fixes: ff2b13592299 ("gpio: make the gpiochip a real device") >> Cc: Linus Walleij <linus.walleij@linaro.org> >> Signed-off-by: Guenter Roeck <linux@roeck-us.net> > > Please ignore/drop this patch - a better (cleaner) fix is in the works > for gpiolib.
This delivers though. I tested it on my also regressing iPAQ.
Yours, Linus Walleij
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