Re: [PATCH v2 0/3] Add the efuse driver on rockchip platform

[Caesar Wang]

Hi Srinivas,

å 2015å06æ16æ 17:21, Srinivas Kandagatla åé:
> Hi Stefan,
>
>
> On 16/06/15 09:52, Stefan Wahren wrote:
> > Hi Caesar,
> >
> > [add Maxime and Srinivas]
> >
> > Am 16.06.2015 um 09:27 schrieb Caesar Wang:
> > > The original driver is uploaded by Jianqun.
> > > Here is his patchs:
> > >      https://patchwork.kernel.org/patch/5410341/
> > >      https://patchwork.kernel.org/patch/5410351/
> > >
> > > Jianqun, nevermind!
> > > I check-pick it and re-upload the driver for the upstream.
> > > e.g.:
> > >      Tested by on minnie board.(kernel-4.1-rc8)
> > >      cd /sys/devices/platform/ffb40000.efuse
> > >      localhost ffb40000.efuse # cat cpu_leakage_show
> > >      cpu_version_show
> > >      The results:
> > >              19
> > >              2
> > >
> > > Changes in v2:
> > > - Change the document decription.
> > > - Move the efuse driver into driver/soc/vendor.
> > > - update the efuse driver.
> > > - Add the dts node on RK3288.
> >
> > i want to mention that there is a upcoming new framework suitable for
> > efuse drivers:
> >
> > https://lkml.org/lkml/2015/5/21/643
> >
> > Unfortunately i don't know the current development state.
>
> Currently this framework is used by atleast 3 drivers(qcom-tsens, 
> qcom-cpr, begel-bone-cape manager) which are still floating in the 
> mailing list.
>
> I was hoping that these 3 users would getback with tested-by.. which 
> did not happen for last 3-4 weeks.
>
> I would appreciate, If you could try framework too, and let me know.

Okay,
I will do that...

Doing.....
203d56b WIP: nvmem: add device tree helper functions
7d822d7 nvmem: sunxi: Move the SID driver to the nvmem framework
f54130d nvmem: qfprom: Add bindings for qfprom
6e078d2 nvmem: qfprom: Add Qualcomm QFPROM support.
750d32b nvmem: Add simple nvmem-mmio consumer helper functions.
6390111 nvmem: Add bindings for simple nvmem framework
1c02217 nvmem: Add nvmem_device based consumer apis.
61ce74f nvmem: Add a simple NVMEM framework for consumers
0f82237 nvmem: Add a simple NVMEM framework for nvmem providers
7547598 regmap: Introduce regmap_get_reg_stride.
f3bc1c0 regmap: Introduce regmap_get_max_register.
f0b3b70 ARM: rockchip: fix the SMP code style
8a28ee6 ARM: rockchip: ensure CPU to enter WFI/WFE state
609deeb ARM: rockchip: fix the CPU soft reset
2a876e4 ARM: rockchip: restore dapswjdp after suspend
e260818 Linux 4.1-rc4
ab992dc watchdog: Fix merge 'conflict'
....

At the moment, I don't know how to use this framework.
I need some time to dig it, I'm happy if you some reference(driver or 
document).

> I added two of wrappers on top of v5 at: 
> https://git.linaro.org/people/srinivas.kandagatla/linux.git/shortlog/refs/heads/nvmem-dev-v5
>
>
> I think I should request Mark to take the framework.
>
>
>
> --srini
> > Regards
> > Stefan

--
Thanks,
- Caesar


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