[PATCH v3 0/6] Migrate PXA27x platforms to clock framework
Haojian Zhuang
haojian.zhuang at gmail.com
Sat Aug 2 05:27:21 PDT 2014
On Thu, Jul 31, 2014 at 4:50 AM, Robert Jarzmik <robert.jarzmik at free.fr> wrote:
> This is the third opus of this serie.
> From the previous one :
> - the boot ordering was fixed
> For DT, we rely on time_init() in arch/arm
> For non-DT, we keep the postcore_init() until all 3 PXA variants are
> converted, and meanwhile I'll discuss with Haojian where to call directly the
> clocks init function.
> - the section mismatches were fixed
> A split is done between CKEN clock descriptor and CKEN clock structure
>
> The result was tested with a Mitac MIO A701 :
> - with the upstream platform-data based machine code
> - with the device-tree version
>
> As for the patches, if they are carried fully by Mike, I think there will be a
> minor conflict in arch/arm/mach-pxa/Makefile with the clocksource patches I
> submitted earlier.
>
> As before, the goal remains the same :
> - keeping legacy platforms working (ie. without device-tree)
> - enable PXA27x to work with a device-tree kernel, and hence
> open the way to drivers conversion
> - be robust enough to support pxa25x and pxa3xx later inclusion
> with almost no change to clk-pxa-dt.c.
>
> Robert Jarzmik (6):
> clk: add pxa clocks infrastructure
> clk: dts: document pxa clock binding
> arm: pxa: add clock pll selection bits
> clk: add pxa27x clock drivers
> dts: add devicetree bindings for pxa27x clocks
> arm: pxa: Transition pxa27x to clk framework
>
> .../devicetree/bindings/clock/pxa-clock.txt | 16 +
> arch/arm/Kconfig | 1 +
> arch/arm/boot/dts/pxa27x.dtsi | 20 +-
> arch/arm/mach-pxa/Makefile | 8 +-
> arch/arm/mach-pxa/include/mach/pxa2xx-regs.h | 10 +
> arch/arm/mach-pxa/pxa27x.c | 186 +----------
> drivers/clk/Makefile | 1 +
> drivers/clk/pxa/Makefile | 2 +
> drivers/clk/pxa/clk-pxa.c | 97 ++++++
> drivers/clk/pxa/clk-pxa.h | 107 ++++++
> drivers/clk/pxa/clk-pxa27x.c | 370 +++++++++++++++++++++
> include/dt-bindings/clock/pxa-clock.h | 77 +++++
> 12 files changed, 716 insertions(+), 179 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/clock/pxa-clock.txt
> create mode 100644 drivers/clk/pxa/Makefile
> create mode 100644 drivers/clk/pxa/clk-pxa.c
> create mode 100644 drivers/clk/pxa/clk-pxa.h
> create mode 100644 drivers/clk/pxa/clk-pxa27x.c
> create mode 100644 include/dt-bindings/clock/pxa-clock.h
>
> --
> 2.0.0.rc2
>
Acked-by: Haojian Zhuang <haojian.zhuang at gmail.com>
Only with a small comment.
Regards
Haojian
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