Re: [U-Boot] [PATCH v3 1/3] drivers/ddr/fsl: Fix DDR4 RDIMM support

2018-02-07 Thread York Sun
On 02/04/2018 05:40 AM, Simon Glass wrote: > Hi York, > > On 24 January 2018 at 12:04, York Sun wrote: >> For DDR4, command/address delay in mode registers and parity latency >> in timing config register are only needed for UDIMMs, but not RDIMMs. >> Add additional register rcw_3 for DDR4 RDIMM.

Re: [U-Boot] [PATCH v3 1/3] drivers/ddr/fsl: Fix DDR4 RDIMM support

2018-02-04 Thread Simon Glass
Hi York, On 24 January 2018 at 12:04, York Sun wrote: > For DDR4, command/address delay in mode registers and parity latency > in timing config register are only needed for UDIMMs, but not RDIMMs. > Add additional register rcw_3 for DDR4 RDIMM. Fix mirrored bit for > dual rank RDIMMs. Set sdram_c

[U-Boot] [PATCH v3 1/3] drivers/ddr/fsl: Fix DDR4 RDIMM support

2018-01-24 Thread York Sun
For DDR4, command/address delay in mode registers and parity latency in timing config register are only needed for UDIMMs, but not RDIMMs. Add additional register rcw_3 for DDR4 RDIMM. Fix mirrored bit for dual rank RDIMMs. Set sdram_cfg_3[DIS_MRS_PAR] for RDIMMs. Use hexadecimal format for printin