On Thu, Mar 14, 2013 at 17:09:04, Nori, Sekhar wrote:
> On 3/14/2013 4:02 PM, Philip Avinash wrote:
> > Add EHRPWM and ECAP support build support for DAVINCI_DA850 platforms.
> >
> > Also, since DAVINCI platforms doesn't support TI-PWM-Subsystem module,
> > remove the select option for CONFIG_PWM_TIPWMSS.
> >
> > Also, update CONFIG_PWM_TIPWMSS compiler directive appropriately in
> > pwm-tipwmss.h to fix the below compiler error upon removal of
> > CONFIG_PWM_TIPWMSS for Davinci platforms.
> >
> > drivers/pwm/pwm-tiecap.c: In function 'ecap_pwm_probe':
> > drivers/pwm/pwm-tiecap.c:263:4: error: 'PWMSS_ECAPCLK_EN' undeclared
> > (first use in this function)
> > drivers/pwm/pwm-tiecap.c:263:4: note: each undeclared identifier
> > is reported only once for each function it appears in
> > drivers/pwm/pwm-tiecap.c:264:17: error: 'PWMSS_ECAPCLK_EN_ACK'
> > undeclared (first use in this function)
> > drivers/pwm/pwm-tiecap.c: In function 'ecap_pwm_remove':
> > drivers/pwm/pwm-tiecap.c:291:49: error: 'PWMSS_ECAPCLK_STOP_REQ'
> > undeclared (first use in this function)
> > make[2]: *** [drivers/pwm/pwm-tiecap.o] Error 1
> > make[1]: *** [drivers/pwm] Error 2
> > make: *** [drivers] Error 2
> >
> > Signed-off-by: Philip Avinash <avinashphi...@ti.com>
>
> > config PWM_TIECAP
> > tristate "ECAP PWM support"
> > - depends on SOC_AM33XX
> > - select PWM_TIPWMSS
> > + depends on SOC_AM33XX || ARCH_DAVINCI_DA850
>
> Having such narrow dependencies is wrong. The same device is present on
> DaVinci DA830 too. A depends on should not be required at all since the
> driver should build on all architectures. But I have seen resistance to
> doing that since users don't like to see configuration options totally
> irrelevant for the architecture they are building for. So may be take a
> middle path and do 'depends on ARCH_ARM'?
I will add dependency only on ARCH_ARM and submit another version.
Thanks
Avinash
>
> Thanks,
> Sekhar
>
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