[U-Boot] [PATCH v2 00/14] dm: arm: zynq: Convert serial driver to driver model

Michal Simek monstr at monstr.eu
Tue Oct 27 16:26:53 CET 2015


Hi Simon,

On 10/18/2015 03:41 AM, Simon Glass wrote:
> This series updates the Zynq serial driver to use driver model. Along the
> way several problems are fixed:
> 
> - Support for /chosen/stdout-path using an alias
> - Fix to fdtgrep which is currently breaking alias building
> - Avoid building u-boot-spl-dtb.bin when it is not requested
> - Deal with boards which have BSS in SDRAM
> 
> For zynq this series makes a few changes:
> - Use the new SPL init procedure, which just involves a few tweaks for zynq
> - Add debug UART support
> - Move to using a separate device tree instead of embedded
> 
> Only zybo has been tested. Testing on other zynq boards is welcome. They are
> all set up roughly the same so I expect only minor problems.
> 
> This serial includes Michal's zynqmp device tree patch.
> 
> Changes in v2:
> - Extend list of compatible strings with cadence compatible string.
> 
> Michal Simek (1):
>   ARM: zynqmp: Enable DM and OF binding
> 
> Simon Glass (13):
>   fdt: Add a function to look up a /chosen property
>   fdt: Correct handling of alias regions
>   fdtgrep: Simplify the alias generation code
>   dm: serial: Deal with stdout-path with an alias
>   dm: spl: Generate u-boot-spl-dtb.bin only when enabled
>   dm: spl: Support device tree when BSS is in a different section
>   arm: zynq: Use separate device tree instead of embedded
>   arm: zynq: Drop unnecessary code in SPL board_init_f()
>   arm: zynq: Support the debug UART
>   dm: arm: zynq: Enable device tree control in SPL
>   arm: zynq: dts: Add U-Boot device tree additions
>   arm: zynq: serial: Drop non-device-tree serial driver portions
>   arm: zynq: Move serial driver to driver model
> 
>  Kconfig                            |  10 +
>  arch/arm/Kconfig                   |   7 +
>  arch/arm/dts/Makefile              |   2 +-
>  arch/arm/dts/zynq-7000.dtsi        |   1 +
>  arch/arm/dts/zynq-microzed.dts     |   5 +
>  arch/arm/dts/zynq-picozed.dts      |   5 +
>  arch/arm/dts/zynq-zc702.dts        |   1 +
>  arch/arm/dts/zynq-zc706.dts        |   1 +
>  arch/arm/dts/zynq-zc770-xm010.dts  |   1 +
>  arch/arm/dts/zynq-zc770-xm011.dts  |   1 +
>  arch/arm/dts/zynq-zc770-xm012.dts  |   1 +
>  arch/arm/dts/zynq-zc770-xm013.dts  |   1 +
>  arch/arm/dts/zynq-zed.dts          |   1 +
>  arch/arm/dts/zynq-zybo.dts         |   1 +
>  arch/arm/dts/zynqmp-ep108.dts      | 164 ++++++++++++++++
>  arch/arm/dts/zynqmp.dtsi           | 385 +++++++++++++++++++++++++++++++++++++
>  arch/arm/mach-zynq/spl.c           |  12 +-
>  arch/arm/mach-zynq/u-boot-spl.lds  |  10 +-
>  configs/xilinx_zynqmp_ep_defconfig |   3 +-
>  configs/zynq_microzed_defconfig    |   2 +-
>  configs/zynq_picozed_defconfig     |   2 +-
>  configs/zynq_zc702_defconfig       |   2 +-
>  configs/zynq_zc706_defconfig       |   2 +-
>  configs/zynq_zc70x_defconfig       |   2 +-
>  configs/zynq_zc770_xm010_defconfig |   2 +-
>  configs/zynq_zc770_xm011_defconfig |   2 +-
>  configs/zynq_zc770_xm012_defconfig |   2 +-
>  configs/zynq_zc770_xm013_defconfig |   2 +-
>  configs/zynq_zed_defconfig         |   2 +-
>  configs/zynq_zybo_defconfig        |   6 +-
>  drivers/serial/Kconfig             |   7 +
>  drivers/serial/serial-uclass.c     |  30 ++-
>  drivers/serial/serial_zynq.c       | 203 ++++++++++---------
>  include/asm-generic/sections.h     |   1 +
>  include/configs/xilinx_zynqmp.h    |   4 +-
>  include/configs/xilinx_zynqmp_ep.h |   1 -
>  include/configs/zynq-common.h      |   6 +-
>  include/configs/zynq_microzed.h    |   1 -
>  include/configs/zynq_picozed.h     |   1 -
>  include/configs/zynq_zc70x.h       |   1 -
>  include/configs/zynq_zc770.h       |   6 -
>  include/configs/zynq_zed.h         |   1 -
>  include/configs/zynq_zybo.h        |   1 -
>  include/fdtdec.h                   |  11 +-
>  lib/fdtdec.c                       |  22 ++-
>  lib/libfdt/fdt_region.c            |   2 +-
>  scripts/Makefile.spl               |   2 +
>  tools/fdtgrep.c                    |  32 +--
>  48 files changed, 796 insertions(+), 174 deletions(-)
>  create mode 100644 arch/arm/dts/zynqmp-ep108.dts
>  create mode 100644 arch/arm/dts/zynqmp.dtsi
> 

I am happy to take this series via zynq ARM tree.
Or do you want to take fdt part through your tree or all things via your
tree?

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/
Maintainer of Linux kernel - Xilinx Zynq ARM architecture
Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform


-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 198 bytes
Desc: OpenPGP digital signature
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20151027/18406379/attachment.sig>


More information about the U-Boot mailing list