Messages in this thread | | | Date | Thu, 23 Sep 2021 09:41:46 -0700 | From | Jakub Kicinski <> | Subject | Re: [PATCH net-next] ptp: clockmatrix: use rsmu driver to access i2c/spi bus |
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On Thu, 23 Sep 2021 16:29:44 +0000 Min Li wrote: > > On Wed, 22 Sep 2021 09:57:14 -0400 min.li.xe@renesas.com wrote: > > > From: Min Li <min.li.xe@renesas.com> > > > > > > rsmu (Renesas Synchronization Management Unit ) driver is located in > > > drivers/mfd and responsible for creating multiple devices including > > > clockmatrix phc, which will then use the exposed regmap and mutex > > > handle to access i2c/spi bus. > > > > Does not build on 32 bit. You need to use division helpers. > > Hi Jakub > > I did build it through 32 bit arm and didn't get the problem. > > make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi-
We're testing x86, maybe arm32 can handle 64bit divisions natively?
ERROR: modpost: "__divdi3" [drivers/ptp/ptp_clockmatrix.ko] undefined! ERROR: modpost: "__udivdi3" [drivers/ptp/ptp_clockmatrix.ko] undefined!
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