Hi Sebastian:

On 2016年08月12日 20:48, Krzysztof Kozlowski wrote:
On 08/12/2016 12:01 PM, Andy Yan wrote:
commit 4fcd504edbf7 ("power: reset: add reboot mode driver") uses api from
syscon, and syscon uses ioremap/iounmap which depends on HAS_IOMEM, so
let's depend on MFD_SYSCON instead of selecting it directly to avoid the
um-allyesconfig like build error on archs that without iomem:

drivers/mfd/syscon.c: In function 'of_syscon_register':
drivers/mfd/syscon.c:67:9: error: implicit declaration of function 'ioremap' 
[-Werror=implicit-function-declaration]
   base = ioremap(res.start, resource_size(&res));
          ^
drivers/mfd/syscon.c:67:7: warning: assignment makes pointer from integer 
without a cast [-Wint-conversion]
   base = ioremap(res.start, resource_size(&res));
        ^
drivers/mfd/syscon.c:109:2: error: implicit declaration of function 'iounmap' 
[-Werror=implicit-function-declaration]
   iounmap(base);
   ^

Reported-by: Kbuild test robot <[email protected]>
Fixes: 4fcd504edbf7("power: reset: add reboot mode driver")
Signed-off-by: Andy Yan <[email protected]>

---

Changes in v1:
- let this driver depend on MFD_SYSCON
- add Reported-by tag, which suggested by Krzysztof Kozlowski
- add Fixes tag, which suggested by Matthias Brugger

  drivers/power/reset/Kconfig | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)
Reviewed-by: Krzysztof Kozlowski <[email protected]>

Best regards,
Krzysztof






 Will you please take this patch to avoid the Kbuild test robot warning ?

  Thanks


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