[Adding Stefan and Marcel in case they could help reviewing/testing this series]
On Sun, Dec 2, 2018 at 6:42 PM Lukasz Majewski <lu...@denx.de> wrote: > > This patch series provides code to perform read leveling - RDLVL, which > is adjusting the DQS strobe in relation to the DQ signals so that the > strobe edge is centered in the window of valid read data. > > The code is based on Vybrid's Reference Manual's: > "VFxxx Controller Reference Manual, Rev. 0, 10/2016", page 1600, > 10.1.6.16.4.1 "Software Read Leveling in MC Evaluation Mode" > > and uses clarification provided by following NXP's community thread: > "Vybrid: About DDR leveling feature on DDRMC." > https://community.nxp.com/thread/395323 > > It depends on a BITMAP rework patch: > usb: composite: Move bitmap related operations to ./include/linux/bitmap.h > http://patchwork.ozlabs.org/patch/1006448/ > > > > Lukasz Majewski (3): > ddr: vybrid: Add DDRMC calibration related registers (DQS to DQ) > ddr: vybrid: Provide code to perform on-boot calibration > ddr: vybrid: Add calibration code to memory controler's (DDRMC) setup > code > > arch/arm/include/asm/arch-vf610/imx-regs.h | 6 + > arch/arm/mach-imx/Kconfig | 8 + > arch/arm/mach-imx/Makefile | 1 + > arch/arm/mach-imx/ddrmc-vf610-calibration.c | 336 > ++++++++++++++++++++++++++++ > arch/arm/mach-imx/ddrmc-vf610-calibration.h | 59 +++++ > arch/arm/mach-imx/ddrmc-vf610.c | 7 + > 6 files changed, 417 insertions(+) > create mode 100644 arch/arm/mach-imx/ddrmc-vf610-calibration.c > create mode 100644 arch/arm/mach-imx/ddrmc-vf610-calibration.h > > -- > 2.11.0 > _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
