-----Original Message----- From: Kumar Gala [mailto:ga...@kernel.crashing.org] Sent: Wednesday, April 03, 2013 10:12 PM To: Leekha Shaveta-B20052 Cc: linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 4/5] powerpc/fsl-booke: Add B4_QDS board support
On Apr 2, 2013, at 2:16 AM, Shaveta Leekha wrote: > - Add support for B4 board in board file b4_qds.c, It is common for > B4860, B4420 and B4220QDS as they share same QDS board > - Add B4QDS support in Kconfig and Makefile > > B4860QDS is a high-performance computing evaluation, development and > test platform supporting the B4860 QorIQ Power Architecture processor, > with following major features: > > - Four dual-threaded e6500 Power Architecture processors > organized in one cluster-each core runs up to 1.8 GHz > - Two DDR3/3L controllers for high-speed memory interface each > runs at up to 1866.67 MHz > - CoreNet fabric that fully supports coherency using MESI protocol > between the e6500 cores, SC3900 FVP cores, memories and > external interfaces. > - Data Path Acceleration Architecture having FMAN, QMan, BMan, SEC 5.3 and > RMAN > - Large internal cache memory with snooping and stashing capabilities > - Sixteen 10-GHz SerDes lanes that serve: > - Two SRIO interfaces. Each supports up to 4 lanes and > a total of up to 8 lanes > - Up to 8-lanes Common Public Radio Interface (CPRI) controller > for glue-less antenna connection > - Two 10-Gbit Ethernet controllers (10GEC) > - Six 1G/2.5-Gbit Ethernet controllers for network communications > - PCI Express controller > - Debug (Aurora) > - Various system peripherals > > B4420 and B4220 have some differences in comparison to B4860 with > fewer core/clusters(both SC3900 and e6500), fewer DDR controllers, fewer > serdes lanes, fewer SGMII interfaces and reduced target frequencies. > > Key differences between B4860 and B4420: > B4420 has: > - Fewer e6500 cores: > 1 cluster with 2 e6500 cores > - Fewer SC3900 cores/clusters: > 1 cluster with 2 SC3900 cores per cluster > - Single DDRC @ 1.6GHz > - 2 X 4 lane serdes > - 3 SGMII interfaces > - no sRIO > - no 10G > > Key differences between B4860 and B4220: > B4220 has: > - Fewer e6500 cores: > 1 cluster with 1 e6500 core > - Fewer SC3900 cores/clusters: > 1 cluster with 2 SC3900 cores per cluster > - Single DDRC @ 1.33GHz > - 2 X 2 lane serdes > - 2 SGMII interfaces > - no sRIO > - no 10G > > Signed-off-by: Shaveta Leekha <shav...@freescale.com> > --- > arch/powerpc/platforms/85xx/Kconfig | 17 ++++++ > arch/powerpc/platforms/85xx/Makefile | 1 + > arch/powerpc/platforms/85xx/b4_qds.c | 102 > ++++++++++++++++++++++++++++++++++ > 3 files changed, 120 insertions(+), 0 deletions(-) create mode 100644 > arch/powerpc/platforms/85xx/b4_qds.c commit messages should line wrap at 75 chars. - k [SL] Ok, will do that. Regards, Shaveta _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev