Re: [U-Boot-Users] [PATCH] HMI1001: add support for MPC5200 Rev. B processors.

On 14:33 Thu 13 Mar , Wolfgang Denk wrote:

Signed-off-by: Wolfgang Denk wd@denx.de

board/hmi1001/hmi1001.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/board/hmi1001/hmi1001.c b/board/hmi1001/hmi1001.c index 9fa0e74..3ecb74a 100644 --- a/board/hmi1001/hmi1001.c +++ b/board/hmi1001/hmi1001.c @@ -147,6 +147,24 @@ long int initdram (int board_type)

#endif /* CFG_RAMBOOT */

• /*

• * On MPC5200B we need to set the special configuration delay in the
  

• * DDR controller. Please refer to Freescale's AN3221 "MPC5200B SDRAM
  

• * Initialization and Configuration", 3.3.1 SDelay--MBAR + 0x0190:
  

• *
  

• * "The SDelay should be written to a value of 0x00000004. It is
  

• * required to account for changes caused by normal wafer processing
  

• * parameters."
  

• */
  

• svr = get_svr();
• pvr = get_pvr();
• if ((SVR_MJREV(svr) >= 2) &&

•    (PVR_MAJ(pvr) == 1) && (PVR_MIN(pvr) == 4)) {
  

• *(vu_long *)MPC5XXX_SDRAM_SDELAY = 0x04;
  

• __asm__ volatile ("sync");
  

• }

/* return dramsize + dramsize2; */

Do we need to keep it?

return dramsize; }

Best Regards, J.