[U-Boot] [PATCH V2 0/4] mx6: ddr: updates for dynamic DDR calibration

Stefano Babic sbabic at denx.de
Tue Nov 29 17:28:39 CET 2016


On 31/10/2016 00:33, Eric Nelson wrote:
> This set of patches updates the interface to the DDR calibration in 
> preparation for the addition of a pseudo-board for calibration on
> i.MX6.
> 
> The first patch fixes an ommission in the use of the DG_CMP_CYC flag
> in register MPDGCTRL0.
> 
> The second patch cleans up the handling of bus widths by passing
> the system configuration information to the calibration routines.
> 
> The third patch adds support for returning the calibration data
> written to the MMDC registers.
> 
> The fourth patch adds a Kconfig selection to inclut the DDR calibration
> routines.
> 
> Eric Nelson (4):
>   mx6: ddr: allow 32 cycles for DQS gating calibration
>   mx6: ddr: pass mx6_ddr_sysinfo to calibration routines
>   mx6: ddr: add routine to return DDR calibration data
>   ARM: mx6: ddr: use Kconfig for inclusion of DDR calibration routines
> 
>  arch/arm/cpu/armv7/mx6/Kconfig          |   5 ++
>  arch/arm/cpu/armv7/mx6/ddr.c            | 131 +++++++++++++++++++++-----------
>  arch/arm/include/asm/arch-mx6/mx6-ddr.h |   8 +-
>  board/kosagi/novena/novena_spl.c        |   4 +-
>  configs/novena_defconfig                |   1 +
>  5 files changed, 100 insertions(+), 49 deletions(-)
> 

Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic

-- 
=====================================================================
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================


More information about the U-Boot mailing list