Re: [PATCH V4 2/3] pwm: pxa: use module_platform_driver()

2013-05-12 Thread Eric Miao
On Mon, May 6, 2013 at 9:30 AM, Chao Xie wrote: > Old pwm-pxa.c will register driver by arch_initcall. Then other > drivers based on the PWM driver can successully call old > pwm_request because arch_initcall make sure the PWM driver will > be registered earlier. > Now, pwm_request is re-written a

[PATCH V4 2/3] pwm: pxa: use module_platform_driver()

2013-05-05 Thread Chao Xie
Old pwm-pxa.c will register driver by arch_initcall. Then other drivers based on the PWM driver can successully call old pwm_request because arch_initcall make sure the PWM driver will be registered earlier. Now, pwm_request is re-written and done by common layer code. It will return -EPROBE_DEFER