On May 25, 2014, at 10:08 PM, shengzhou....@freescale.com wrote: > >> -----Original Message----- >> From: Wood Scott-B07421 >> Sent: Saturday, May 24, 2014 1:06 AM >> To: Liu Shengzhou-B36685 >> Cc: linuxppc-dev@lists.ozlabs.org >> Subject: Re: [2/2] powerpc/corenet64_smp_defconfig: enable RTC support >> >> On Fri, 2014-05-23 at 03:03 -0500, Liu Shengzhou-B36685 wrote: >>>> -----Original Message----- >>>> From: Wood Scott-B07421 >>>> Sent: Friday, May 23, 2014 6:52 AM >>>> To: Liu Shengzhou-B36685 >>>> Cc: linuxppc-dev@lists.ozlabs.org >>>> Subject: Re: [2/2] powerpc/corenet64_smp_defconfig: enable RTC >>>> support >>>> >>>>> +++ b/arch/powerpc/configs/corenet64_smp_defconfig >>>>> @@ -125,6 +125,11 @@ CONFIG_USB_EHCI_FSL=y CONFIG_USB_STORAGE=y >>>>> CONFIG_MMC=y CONFIG_MMC_SDHCI=y >>>>> +CONFIG_RTC_CLASS=y >>>>> +CONFIG_RTC_DRV_CMOS=y >>>>> +CONFIG_RTC_DRV_DS1307=y >>>>> +CONFIG_RTC_DRV_DS1374=y >>>>> +CONFIG_RTC_DRV_DS3232=y >>>>> CONFIG_EDAC=y >>>>> CONFIG_EDAC_MM_EDAC=y >>>>> CONFIG_DMADEVICES=y >>>> >>>> Why only corenet64 and not corenet32? >>>> >>>> -Scott >>> [Shengzhou] There is already RTC support in corenet32, only missing in >> corenet64. >> >> Only DS3232, not DS1307 or DS1374. Which boards use the latter two? >> >> Why do we need CONFIG_RTC_DRV_CMOS? >> >> -Scott >> > [Shengzhou] so far DS1307 and DS1374 occur only on those boards with > corenet64. > CONFIG_RTC_DRV_CMOS is enabled in mpc85xx_defconfig, mpc85xx_smp_defconfig, > corenet32_smp_defconfig, etc, here keeps consistent in corenet64. > It seems CONFIG_RTC_DRV_CMOS is not needed on 85xx platform, do we need to > remove CONFIG_RTC_DRV_CMOS from all 85xx/corenet defconfig? If so, I will > post a new patch to do it.
The CDS board uses an RTC over ISA if I remember correctly, not sure what driver deals with that (if its CONFIG_RTC_DRV_CMOS) or something else. - k _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
