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SubjectRe: [PATCH v4 0/7] rk3399 support ddr frequency scaling
Hi Lin,

On 2016년 08월 01일 16:46, hl wrote:
> Hi Chanwoo Choi,
>
> Ah, i am base on https://chromium.googlesource.com/chromiumos/third_party/kernel/v4.4,
> and forget to rebase on https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git, i will fix it in next version.
> I am sorry about that. And can you help to review the devfreq patch first, if something need to update,
> i will do it together. Thanks.

Sure. I'm now reviewing the devfreq patches.

Regards,
Chanwoo Choi

>
> On 2016年08月01日 15:39, Chanwoo Choi wrote:
>> Hi Lin,
>>
>> On 2016년 07월 29일 16:56, Lin Huang wrote:
>>> rk3399 platform have dfi controller can monitor ddr load,
>>> and dcf controller to handle ddr register so we can get the
>>> right ddr frequency and make ddr controller happy work(which
>>> will implement in bl31). So we do ddr frequency scaling with
>>> following flow:
>>>
>>> kernel bl31
>>>
>>> monitor ddr load
>>> |
>>> |
>>> get_target_rate
>>> |
>>> | pass rate to bl31
>>> clk_set_rate(ddr) --------------------->run dcf flow
>>> | |
>>> | |
>>> wait dcf interrupt<-------------------trigger dcf interrupt
>>> |
>>> |
>>> return
>>>
>>> Lin Huang (6):
>>> clk: rockchip: add new clock-type for the ddrclk
>>> clk: rockchip: rk3399: add SCLK_DDRCLK ID for ddrc
>>> clk: rockchip: rk3399: add ddrc clock support
>>> PM / devfreq: event: support rockchip dfi controller
>>> PM / devfreq: rockchip: add devfreq driver for rk3399 dmc
>>> drm/rockchip: Add dmc notifier in vop driver
>>>
>>>
>>> Heiko Stübner (1):
>>> clk: rockchip: add clock flag parameter when register pll
>>>
>>> Lin Huang (6):
>>> clk: rockchip: add new clock-type for the ddrclk
>>> clk: rockchip: rk3399: add SCLK_DDRCLK ID for ddrc
>>> clk: rockchip: rk3399: add ddrc clock support
>>> PM / devfreq: event: support rockchip dfi controller
>>> PM / devfreq: rockchip: add devfreq driver for rk3399 dmc
>>> drm/rockchip: Add dmc notifier in vop driver
>> The cover-letter includes the duplicate list of patches.
>>
>> Also, I want to test the build test. but, When I apply these patches,
>> merge conflict happen. Could you give the information about base git repository?
>>
>> Regards,
>> Chanwoo Choi
>>
>>
>>> drivers/clk/rockchip/Makefile | 1 +
>>> drivers/clk/rockchip/clk-ddr.c | 146 +++++++++
>>> drivers/clk/rockchip/clk-pll.c | 4 +-
>>> drivers/clk/rockchip/clk-rk3399.c | 19 ++
>>> drivers/clk/rockchip/clk.c | 11 +-
>>> drivers/clk/rockchip/clk.h | 29 +-
>>> drivers/devfreq/Kconfig | 1 +
>>> drivers/devfreq/Makefile | 1 +
>>> drivers/devfreq/event/Kconfig | 7 +
>>> drivers/devfreq/event/Makefile | 1 +
>>> drivers/devfreq/event/rockchip-dfi.c | 253 +++++++++++++++
>>> drivers/devfreq/rockchip/Kconfig | 8 +
>>> drivers/devfreq/rockchip/Makefile | 1 +
>>> drivers/devfreq/rockchip/rk3399_dmc.c | 473 ++++++++++++++++++++++++++++
>>> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 124 +++++++-
>>> include/dt-bindings/clock/rk3399-cru.h | 1 +
>>> include/soc/rockchip/rockchip_sip.h | 27 ++
>>> 17 files changed, 1098 insertions(+), 9 deletions(-)
>>> create mode 100644 drivers/clk/rockchip/clk-ddr.c
>>> create mode 100644 drivers/devfreq/event/rockchip-dfi.c
>>> create mode 100644 drivers/devfreq/rockchip/Kconfig
>>> create mode 100644 drivers/devfreq/rockchip/Makefile
>>> create mode 100644 drivers/devfreq/rockchip/rk3399_dmc.c
>>> create mode 100644 include/soc/rockchip/rockchip_sip.h
>>>
>>
>>
>>
>

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