Hi Simon,
On Tuesday 19 November 2013 10:55:39 Simon Horman wrote:
> On Sun, Nov 10, 2013 at 04:33:12AM +0100, Laurent Pinchart wrote:
> > Hello,
> >
> > This is the second version of the patch set adds device tree bindings for
> > the sh sci serial port devices and adds OF parsing to the sh-sci driver.
> >
> > The bindings are based on Bastian Hecht's proposal (see
> > http://www.spinics.net/lists/arm-kernel/msg228129.html). The approach
> > taken here is more minimalistic: instead of describing all hardware
> > characteristics that vary between the SCI device revisions in DT (such as
> > registers layout), that information is stored in the driver and selected
> > based on the compatible property value. Only SCI revisions used on ARM
> > devices are supported through DT, as DT support for SuperH is nowhere
> > down the line.
> >
> > Patches 01/29 to 06/29 clean up the sh-sci driver.
>
> It seems to me that these could be queued up by Greg.
> Let me know if you would like me to pass them on to him.
> I'm quite happy for you to do that yourself. Or to wait.
> Its entirely up to you.
>
> In any case for those patches:
>
> Acked-by: Simon Horman <[email protected]>
Thank you. I'll resend the series with the DT bindings updated for r8a7791 and
will ask Greg to pick the patches up and provide a stable branch with patches
01/29 to 07/29.
> > Patches 07/29 to 27/29 replace memory and interrupt resources passed
> > through platform data with platform resources. Beside replacing a custom
> > mechanism with a standard one, it will also make the DT parsing code
> > simpler as resource allocation will be shared between DT and non-DT code
> > paths. Finally, patches 28/29 to 29/29 add OF parsing to the sh-sci driver
> > and create DT bindings documentation.
>
> 29 is awaiting devicetree review and 28 makes little sense before that
> happens. Right?
Correct.
> > The patches have been test on a Lager board (r8a7790-based). Support for
> > other SoCs will be added as needed. Note that all current Renesas ARM
> > SoCs seem to be compatible with the generic (H)SCI(F)(AB) devices, but
> > the plan is for their DT bindings to list the SoC-specific version in
> > case incompatibilities are found later.
> >
> > Patch 08/29 ("serial: sh-sci: Support resources passed through platform
> > resources") is the only dependency of the arch/arm and arch/sh patches
> > present in this series. As it's too late to get it in v3.13, Simon will
> > need a stable branch of the linux serial tree with that patch included.
>
> That is patch 7 not 8, right?
Yes, sorry.
> Do all of the shmobile patches depends on that patch?
Yes they do.
> I would be happy to take some earlier if practical.
>
> > Changes compared to v1:
> >
> > - Patches 04/29 to 27/29 have been added
> > - Multi-interrupt support has been removed from the DT bindings as they
> > don't support any SoC requiring multi-interrupt yet
> >
> > Cc: [email protected]
> >
> > Bastian Hecht (1):
> > serial: sh-sci: Add OF support
> >
> > Laurent Pinchart (28):
> > serial: sh-sci: Sort headers alphabetically
> > serial: sh-sci: Remove baud rate calculation algorithm 5
> > serial: sh-sci: Simplify baud rate calculation algorithms
> > serial: sh-sci: Remove duplicate interrupt check in verify port op
> > serial: sh-sci: Set the UPF_FIXED_PORT flag
> > serial: sh-sci: Don't check IRQ in verify port operation
> > serial: sh-sci: Support resources passed through platform resources
> > ARM: shmobile: sh7372: Use macros to declare SCIF devices
> > ARM: shmobile: sh73a0: Use macros to declare SCIF devices
> > ARM: shmobile: r8a7740: Use macros to declare SCIF devices
> > ARM: shmobile: r8a7779: Use macros to declare SCIF devices
> > ARM: shmobile: r7s72100: Don't define SCIF platform data in an array
> > ARM: shmobile: r8a73a4: Don't define SCIF platform data in an array
> > ARM: shmobile: r8a7778: Don't define SCIF platform data in an array
> > ARM: shmobile: r8a7790: Don't define SCIF platform data in an array
> > ARM: shmobile: r8a7791: Don't define SCIF platform data in an array
> > ARM: shmobile: sh7372: Declare SCIF register base and IRQ as resources
> > ARM: shmobile: sh73a0: Declare SCIF register base and IRQ as resources
> > ARM: shmobile: r7s72100: Declare SCIF register base and IRQ as
> > resources
> > ARM: shmobile: r8a73a4: Declare SCIF register base and IRQ as
> > resources
> > ARM: shmobile: r8a7740: Declare SCIF register base and IRQ as
> > resources
> > ARM: shmobile: r8a7778: Declare SCIF register base and IRQ as
> > resources
> > ARM: shmobile: r8a7779: Declare SCIF register base and IRQ as
> > resources
> > ARM: shmobile: r8a7790: Declare SCIF register base and IRQ as
> > resources
> > ARM: shmobile: r8a7791: Declare SCIF register base and IRQ as
> > resources
> >
> > sh: Declare SCIF register base and IRQ as resources
> > serial: sh-sci: Remove platform data mapbase and irqs fields
> > serial: sh-sci: Add device tree bindings documentation
> >
> > .../bindings/serial/renesas,sci-serial.txt | 42 ++++
> > arch/arm/mach-shmobile/setup-r7s72100.c | 63 +++---
> > arch/arm/mach-shmobile/setup-r8a73a4.c | 65 +++---
> > arch/arm/mach-shmobile/setup-r8a7740.c | 196 +++-------------
> > arch/arm/mach-shmobile/setup-r8a7778.c | 45 ++--
> > arch/arm/mach-shmobile/setup-r8a7779.c | 129 +++--------
> > arch/arm/mach-shmobile/setup-r8a7790.c | 117 +++++-----
> > arch/arm/mach-shmobile/setup-r8a7791.c | 130 +++++------
> > arch/arm/mach-shmobile/setup-sh7372.c | 161 +++-----------
> > arch/arm/mach-shmobile/setup-sh73a0.c | 192 +++-------------
> > arch/sh/kernel/cpu/sh2/setup-sh7619.c | 27 ++-
> > arch/sh/kernel/cpu/sh2a/setup-mxg.c | 9 +-
> > arch/sh/kernel/cpu/sh2a/setup-sh7201.c | 72 +++++--
> > arch/sh/kernel/cpu/sh2a/setup-sh7203.c | 36 +++-
> > arch/sh/kernel/cpu/sh2a/setup-sh7206.c | 36 +++-
> > arch/sh/kernel/cpu/sh2a/setup-sh7264.c | 96 +++++++--
> > arch/sh/kernel/cpu/sh2a/setup-sh7269.c | 96 +++++++--
> > arch/sh/kernel/cpu/sh3/setup-sh7705.c | 18 +-
> > arch/sh/kernel/cpu/sh3/setup-sh770x.c | 27 ++-
> > arch/sh/kernel/cpu/sh3/setup-sh7710.c | 18 +-
> > arch/sh/kernel/cpu/sh3/setup-sh7720.c | 18 +-
> > arch/sh/kernel/cpu/sh4/setup-sh4-202.c | 15 +-
> > arch/sh/kernel/cpu/sh4/setup-sh7750.c | 18 +-
> > arch/sh/kernel/cpu/sh4/setup-sh7760.c | 58 +++--
> > arch/sh/kernel/cpu/sh4a/setup-sh7343.c | 36 +++-
> > arch/sh/kernel/cpu/sh4a/setup-sh7366.c | 9 +-
> > arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 27 ++-
> > arch/sh/kernel/cpu/sh4a/setup-sh7723.c | 54 +++--
> > arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 54 +++--
> > arch/sh/kernel/cpu/sh4a/setup-sh7734.c | 66 ++++--
> > arch/sh/kernel/cpu/sh4a/setup-sh7757.c | 27 ++-
> > arch/sh/kernel/cpu/sh4a/setup-sh7763.c | 27 ++-
> > arch/sh/kernel/cpu/sh4a/setup-sh7770.c | 90 ++++++--
> > arch/sh/kernel/cpu/sh4a/setup-sh7780.c | 18 +-
> > arch/sh/kernel/cpu/sh4a/setup-sh7785.c | 54 +++--
> > arch/sh/kernel/cpu/sh4a/setup-sh7786.c | 82 +++++--
> > arch/sh/kernel/cpu/sh4a/setup-shx3.c | 45 ++--
> > arch/sh/kernel/cpu/sh5/setup-sh5.c | 11 +-
> > drivers/tty/serial/sh-sci.c | 238 +++++++++++++---
> > include/linux/serial_sci.h | 35 +--
> > 40 files changed, 1443 insertions(+), 1114 deletions(-)
> > create mode 100644
> > Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
--
Regards,
Laurent Pinchart
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