[PATCH v3 00/18] i.MX serial cleanup, bootstrap code fixes, boot via IRAM

[Sascha Hauer]

Hi Andrey,

I applied this series with some small changes.

Thanks
 Sascha

On Wed, May 06, 2015 at 12:31:55PM -0700, Andrey Smirnov wrote:
> This patch set combines all previously sent patches together:
> 
> - Serial cleanups
> - Bootstap code fixes/cleanup
> - Boot via IRAM
> 
> I marked the whole thing as a version 3 since some of the included
> patches in some of their incarnations had version 2 and I wanted to
> decrease the amount of confusion I was creating :)
> 
> Andrey Smirnov (18):
>   i.MX: Move UART definitions into a separate file
>   i.MX: serial: Add constants for UART clock divisor
>   i.MX: serial: Add baud rate calculation convenience functions
>   i.MX: serial: Add UART init functions for DEBUG_LL
>   i.MX: serial: Convert PUTC_LL to use IOMEM
>   i.MX: serial: Convert i.MX51 and i.MX6 to use 'imx*_uart_setup_ll'
>   i.MX51: babbage: Implement CONFIG_DEBUG_LL
>   i.MX: serial: Distil common clock ungating code
>   Makefile.lib: Make 'check_file_size' more flexible
>   i.MX: Add provisions to boot from IRAM
>   imx-image: Correctly fill image size in prepended header
>   bootstrap: Fix potential memory leak in 'read_image_head'
>   bootstrap_read_devfs(): Check for errors from devfs_add_partition()
>   bootstrap_read_devfs(): Close file after we are done with it
>   bootstrap_read_devfs(): Fix potential memory leak
>   bootstrap_read_devfs(): Check for errors from dev_add_bb_dev()
>   bootstrap_read_devfs(): Remove all partitions upon function completion
>   bootstrap: Warn if image size in BB header is zero
> 
>  Documentation/boards/imx.rst                       |  27 +++++
>  Makefile                                           |   2 +-
>  arch/arm/boards/eltec-hipercam/lowlevel.c          |  18 +--
>  arch/arm/boards/embest-riotboard/lowlevel.c        |  16 +--
>  arch/arm/boards/freescale-mx51-babbage/Makefile    |   3 +
>  arch/arm/boards/freescale-mx51-babbage/board.c     |  60 ++++++++++
>  .../flash-header-common.imxcfg                     |  58 ++++++++++
>  .../flash-header-imx51-babbage-xload.imxcfg        |   3 +
>  .../flash-header-imx51-babbage.imxcfg              |  60 +---------
>  arch/arm/boards/freescale-mx51-babbage/lowlevel.c  |  67 +++++++++++
>  .../arm/boards/freescale-mx6sx-sabresdb/lowlevel.c |  20 +---
>  arch/arm/boards/guf-santaro/lowlevel.c             |  18 +--
>  arch/arm/boards/karo-tx6x/lowlevel.c               |  21 +---
>  arch/arm/boards/phytec-phycard-imx6/lowlevel.c     |  21 +---
>  arch/arm/boards/phytec-phyflex-imx6/lowlevel.c     |  21 +---
>  arch/arm/boards/tqma6x/lowlevel.c                  |  18 +--
>  arch/arm/boards/variscite-mx6/lowlevel.c           |  21 +---
>  arch/arm/configs/imx_v7-xload_defconfig            |  52 +++++++++
>  arch/arm/mach-imx/Kconfig                          |  15 +++
>  arch/arm/mach-imx/Makefile                         |   1 +
>  arch/arm/mach-imx/include/mach/clock-imx51_53.h    |   5 +-
>  arch/arm/mach-imx/include/mach/debug_ll.h          |  85 ++++++++++++--
>  arch/arm/mach-imx/xload.c                          |  52 +++++++++
>  arch/arm/pbl/Makefile                              |   2 +-
>  arch/mips/pbl/Makefile                             |   2 +-
>  drivers/serial/serial_imx.c                        | 112 +-----------------
>  images/Makefile.imx                                |  20 +++-
>  include/serial/imx-uart.h                          | 128 +++++++++++++++++++++
>  lib/bootstrap/devfs.c                              |  59 ++++++++--
>  scripts/Makefile.lib                               |   6 +-
>  scripts/imx/Makefile                               |   2 +
>  scripts/imx/imx-image.c                            |  11 +-
>  32 files changed, 658 insertions(+), 348 deletions(-)
>  create mode 100644 arch/arm/boards/freescale-mx51-babbage/flash-header-common.imxcfg
>  create mode 100644 arch/arm/boards/freescale-mx51-babbage/flash-header-imx51-babbage-xload.imxcfg
>  create mode 100644 arch/arm/configs/imx_v7-xload_defconfig
>  create mode 100644 arch/arm/mach-imx/xload.c
>  create mode 100644 include/serial/imx-uart.h
> 
> -- 
> 2.1.4
> 
> 
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