From mboxrd@z Thu Jan 1 00:00:00 1970 From: cw00.choi@samsung.com (Chanwoo Choi) Date: Mon, 01 Aug 2016 16:39:42 +0900 Subject: [PATCH v4 0/7] rk3399 support ddr frequency scaling In-Reply-To: <1469779021-10426-1-git-send-email-hl@rock-chips.com> References: <1469779021-10426-1-git-send-email-hl@rock-chips.com> Message-ID: <579EFCBE.4080600@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Lin, On 2016? 07? 29? 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 St?bner (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 >