Messages in this thread | | | Date | Mon, 02 Dec 2013 14:03:31 +0100 | From | boris brezillon <> | Subject | Re: [PATCH v6 00/16] ARM: at91: move to common clk framework |
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On 02/12/2013 12:43, boris brezillon wrote: > Hi Mike, > > Le 01/12/2013 00:05, Mike Turquette a écrit : >> Quoting Boris BREZILLON (2013-11-28 04:36:24) >>> Hello, >>> >>> This patch series is the 5th version of the at91 clk implementations >>> using the Common Clk Framework. >> Oops, I just replied to v5 of this series. Thanks for the fixes. Which >> tree do you want this to go through? > > I'm not sure: the "ARM: at91: move to common clk framework" series Oops. I meant "ARM: at91: use new at91 clks for samad3 SoCs". > > depends on this one. > " > Nicolas, what do you think ? > Do you want to take it into your tree ? > >> Regards, >> Mike >> >>> Most of the clock provided by the PMC (Power Management Controller) are >>> implemented : >>> - main clock (main oscillator) >>> - pll clocks >>> - master clock >>> - programmable clocks >>> - utmi clock >>> - peripheral clocks >>> - system clocks >>> >>> Actually some clk drivers are missing (slow clk, main clk and processor >>> clk), and some drivers only implement a subset of the hardware >>> capabilities >>> (master clk rate change is missing). >>> But this series implements all the already available clks, and I >>> will hopefully >>> add missing features in a near future. >>> >>> This implementation is only compatible with device tree definition. >>> The goal is to define the whole clock tree using the device tree. >>> >>> Just a note to let you know these bindings are currently unstable >>> and might >>> change in the future. >>> >>> >>> Best Regards, >>> Boris >>> >>> Changes since v5: >>> - remove peripheral divisors macros from dt binding include file >>> - remove file path from comment blocks >>> - replace pll and utmi disable function by unprepare function to >>> avoid issue when disabling and reenabling a clk >>> - fix programmable clk interrupt retrieval >>> - fix OF_CLK_DECLARE names (xxx_clk_main -> xxx_clk_pmc) >>> - add missing comma in at91rm9200 main clk dt declaration >>> - fix num_parents check in smd clk driver >>> >>> Changes since v4: >>> - rework dt bindings: >>> * replace "atmel,clk-id" property by the standard "reg" property >>> * reference system, peripheral and programmable clks using the >>> direct >>> clk node instead of the parent node plus a clk id >>> - provide a new helper function (of_at91_get_clk_range) to >>> retrieve a clk >>> range from the device tree >>> >>> Changes since v3: >>> - simplify master clk implementation (drop set_rate/parent support) >>> - fix bug in set_rate function of pll driver >>> - fix coding style issues >>> - define macros and constants where needed >>> - remove peripheral id macro references >>> - remove sam9g35 specific handling (sam9g35 = sam9x5) >>> - rework main clk prepare function to handle automatic rate >>> calculation >>> >>> Changes since v2: >>> - fix several bugs in clk implementations >>> - drop non-dt boards support >>> - split the series to ease review and tests: >>> * 1 patch series for new clk implementations (this series) >>> * 1 patch series to move each at91 SoC to common clk framework >>> (coming soon) >>> - modify dt-bindings (add atmel,clk- prefix to atmel specific >>> properties) >>> - add clk macros for dt-bindings >>> - add pmc framework (helper function to access pmc registers) >>> - add interrupt support to enable passive wait in clk_prepare >>> functions >>> >>> Changes since v1: >>> - fix bugs in pll, programmable and system clock implementations >>> (wrong bit position). >>> - add usb clock configuration support (ohci and udc drivers + >>> clk_lookup for non dt boards) >>> - rework of the system clock interfaces (no need to define a >>> parent clock, >>> system clock is a gate with no rate info) >>> - change system, peripheral and programmable clk dt bindings (1 >>> master node >>> and multiple child nodes each defining a system/peripheral or >>> prog clock) >>> - fix bugs in sama5 dt definition >>> >>> Boris BREZILLON (16): >>> ARM: at91: move at91_pmc.h to include/linux/clk/at91_pmc.h >>> ARM: at91: add Kconfig options for common clk support >>> clk: at91: add PMC base support >>> clk: at91: add PMC macro file for dt definitions >>> clk: at91: add PMC main clock >>> clk: at91: add PMC pll clocks >>> clk: at91: add PMC master clock >>> clk: at91: add PMC system clocks >>> clk: at91: add PMC peripheral clocks >>> clk: at91: add PMC programmable clocks >>> clk: at91: add PMC utmi clock >>> clk: at91: add PMC usb clock >>> clk: at91: add PMC smd clock >>> dt: binding: add at91 clks dt bindings documentation >>> ARM: at91: move pit timer to common clk framework >>> ARM: at91: add new compatible strings for pmc driver >>> >>> .../devicetree/bindings/clock/at91-clock.txt | 339 >>> +++++++++++++ >>> arch/arm/mach-at91/Kconfig | 44 ++ >>> arch/arm/mach-at91/Kconfig.non_dt | 6 + >>> arch/arm/mach-at91/Makefile | 2 +- >>> arch/arm/mach-at91/at91rm9200.c | 2 +- >>> arch/arm/mach-at91/at91sam9260.c | 2 +- >>> arch/arm/mach-at91/at91sam9261.c | 2 +- >>> arch/arm/mach-at91/at91sam9263.c | 2 +- >>> arch/arm/mach-at91/at91sam926x_time.c | 14 +- >>> arch/arm/mach-at91/at91sam9g45.c | 2 +- >>> arch/arm/mach-at91/at91sam9n12.c | 2 +- >>> arch/arm/mach-at91/at91sam9rl.c | 2 +- >>> arch/arm/mach-at91/at91sam9x5.c | 2 +- >>> arch/arm/mach-at91/clock.c | 7 +- >>> arch/arm/mach-at91/generic.h | 3 +- >>> arch/arm/mach-at91/pm.c | 2 +- >>> arch/arm/mach-at91/pm_slowclock.S | 2 +- >>> arch/arm/mach-at91/sama5d3.c | 2 +- >>> arch/arm/mach-at91/setup.c | 8 +- >>> drivers/clk/Makefile | 1 + >>> drivers/clk/at91/Makefile | 12 + >>> drivers/clk/at91/clk-main.c | 187 +++++++ >>> drivers/clk/at91/clk-master.c | 270 ++++++++++ >>> drivers/clk/at91/clk-peripheral.c | 410 >>> +++++++++++++++ >>> drivers/clk/at91/clk-pll.c | 531 >>> ++++++++++++++++++++ >>> drivers/clk/at91/clk-plldiv.c | 135 +++++ >>> drivers/clk/at91/clk-programmable.c | 366 >>> ++++++++++++++ >>> drivers/clk/at91/clk-smd.c | 171 +++++++ >>> drivers/clk/at91/clk-system.c | 135 +++++ >>> drivers/clk/at91/clk-usb.c | 398 >>> +++++++++++++++ >>> drivers/clk/at91/clk-utmi.c | 159 ++++++ >>> drivers/clk/at91/pmc.c | 397 >>> +++++++++++++++ >>> drivers/clk/at91/pmc.h | 116 +++++ >>> drivers/usb/gadget/atmel_usba_udc.c | 2 +- >>> include/dt-bindings/clk/at91.h | 22 + >>> .../include/mach => include/linux/clk}/at91_pmc.h | 4 +- >>> 36 files changed, 3741 insertions(+), 20 deletions(-) >>> create mode 100644 >>> Documentation/devicetree/bindings/clock/at91-clock.txt >>> create mode 100644 drivers/clk/at91/Makefile >>> create mode 100644 drivers/clk/at91/clk-main.c >>> create mode 100644 drivers/clk/at91/clk-master.c >>> create mode 100644 drivers/clk/at91/clk-peripheral.c >>> create mode 100644 drivers/clk/at91/clk-pll.c >>> create mode 100644 drivers/clk/at91/clk-plldiv.c >>> create mode 100644 drivers/clk/at91/clk-programmable.c >>> create mode 100644 drivers/clk/at91/clk-smd.c >>> create mode 100644 drivers/clk/at91/clk-system.c >>> create mode 100644 drivers/clk/at91/clk-usb.c >>> create mode 100644 drivers/clk/at91/clk-utmi.c >>> create mode 100644 drivers/clk/at91/pmc.c >>> create mode 100644 drivers/clk/at91/pmc.h >>> create mode 100644 include/dt-bindings/clk/at91.h >>> rename {arch/arm/mach-at91/include/mach => >>> include/linux/clk}/at91_pmc.h (98%) >>> >>> -- >>> 1.7.9.5 >
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