[U-Boot] [PATCH 0/9] imx: mx6: support LPDDR2 and add mx6slevk spl

[Stefano Babic]

On 17/08/2015 10:10, Peng Fan wrote:
> This patch set is to support SPL for mx6slevk board.
> But mx6slevk features one LPDDR2 chip. Then we need to first add
> LPDDR2 SPL support. Also introduce one ddr_type entry to
> differentiate DDR3 and LPDDR2. This patch set also correct tRFC and
> tXS for DDR3 4Gb chip.
> 
> The LPDDR2 part is implemented referencing MX6SL LPDDR2 Script Aid V0.04.xlsx
> and JESD209-2E. I am not DDR expert, can not guarantee that this can
> achieve production quality. Please review.
> 
> Patchset tested boot on mx6sxsabresd revb and mx6slevk board.
> 
> Peng Fan (9):
>   imx: mx6: ddr add more register entry for mmdc_p_regs
>   imx: mx6: ddr no support MMDC1 for i.MX6SL
>   imx: mx6: ddr correct tRFC and tXS
>   imx: mx6: ddr add dram io configuration and header file for i.MX6SL
>   imx: mx6: ddr add mpzqlp2ctl entry
>   imx: mx6: ddr add an entry ddr_type for mx6_ddr_sysinfo
>   imx: mx6: ddr init MMDC according to ddr_type
>   imx: mx6: ddr: add LPDDR2 support
>   imx: mx6slevk: add SPL support
> 
>  arch/arm/cpu/armv7/mx6/Kconfig                    |   1 +
>  arch/arm/cpu/armv7/mx6/ddr.c                      | 379 +++++++++++++++++++++-
>  arch/arm/include/asm/arch-mx6/mx6-ddr.h           | 140 +++++++-
>  arch/arm/include/asm/arch-mx6/mx6sl-ddr.h         |  45 +++
>  board/barco/platinum/spl_picon.c                  |   1 +
>  board/barco/platinum/spl_titanium.c               |   1 +
>  board/freescale/mx6sabresd/mx6sabresd.c           |   1 +
>  board/freescale/mx6slevk/mx6slevk.c               | 164 ++++++++++
>  board/freescale/mx6sxsabresd/mx6sxsabresd.c       |   1 +
>  board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c |   1 +
>  board/gateworks/gw_ventana/gw_ventana_spl.c       |   1 +
>  board/solidrun/mx6cuboxi/mx6cuboxi.c              |   1 +
>  configs/mx6slevk_spl_defconfig                    |   8 +
>  include/configs/imx6_spl.h                        |   2 +-
>  include/configs/mx6slevk.h                        |   7 +
>  15 files changed, 733 insertions(+), 20 deletions(-)
>  create mode 100644 arch/arm/include/asm/arch-mx6/mx6sl-ddr.h
>  create mode 100644 configs/mx6slevk_spl_defconfig
> 


Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic


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