- Subject: Re: [PATCH V3 4/7] cpufreq: add generic cpufreq driver
- From: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Wed, 21 Dec 2011 12:11:10 +0000
- Cc: Richard Zhao <richard.zhao@xxxxxxxxxxxxx>, linux@xxxxxxxxxxxxxxxx, mark.langsdorf@xxxxxxxxxxx, patches@xxxxxxxxxx, marc.zyngier@xxxxxxx, catalin.marinas@xxxxxxx, devicetree-discuss@xxxxxxxxxxxxxxxx, bryanh@xxxxxxxxxxxxxx, cpufreq@xxxxxxxxxxxxxxx, grant.likely@xxxxxxxxxxxx, jamie@xxxxxxxxxxxxx, rdunlap@xxxxxxxxxxxx, eric.miao@xxxxxxxxxx, kernel@xxxxxxxxxxxxxx, davej@xxxxxxxxxx, linaro-dev@xxxxxxxxxxxxxxxx, davidb@xxxxxxxxxxxxxx, shawn.guo@xxxxxxxxxx, rob.herring@xxxxxxxxxxx, Richard Zhao <richard.zhao@xxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Greg KH <greg@xxxxxxxxx>, Kay Sievers <kay.sievers@xxxxxxxx>
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On Wed, Dec 21, 2011 at 09:43:34AM +0000, Arnd Bergmann wrote:
> On Wednesday 21 December 2011, Richard Zhao wrote:
> > Mark, cpu node is not a struct device, sys_device instead. I can not find
> > regulator via device/dt node. Can I still use the string to get regulator
> > after converting to DT?
> I believe Kay and Greg have the plan to unify "class" and "bus" in sysfs, which
> implies turning sys_device into a derived class of device instead of kobject.
> If that understanding is correct, we might as well do that now so we can
> attach a device_node to a sys_device.
> Kay, does this make sense?
I'm noy Kay but I think even if it's not what we end uo doing internally
it's a sensible design for the device tree representation.
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