> I'm looking for the initialization code to program the > chip select and start > the refresh timer.
Here is a snippet from our BDI configuration file. ; Configure /CS5 to be local bus SDRAM ; CHIP SELECT BASE ADDRESS SIZE COMMENTS ; ----------- ------------ ---- -------- ; /CS5 0x10000000 8MB 32-BIT LOCAL SDRAM ; WM32 0xF001012C 0xFF803280 ; OR5 (OPTION REGISTER 5) WM32 0xF0010128 0xF7001861 ; BR5 (BASE REGISTER 5) ;------------------------------------------------------ ; LOCAL SDRAM INITIALIZATION ;------------------------------------------------------ WM32 0xF0010194 0xEA46A552 ; LSDMR (LOCAL SDRAM MODE REGISTER) WM8 0x10000000 0xFF ; Access local SDRAM WM32 0xF0010194 0xCA46A552 ; LSDMR (LOCAL SDRAM MODE REGISTER) WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM8 0x10000000 0xFF ; Access local SDRAM WM32 0xF0010194 0xDA46A552 ; LSDMR (LOCAL SDRAM MODE REGISTER) WM8 0x10000000 0xFF ; Access local SDRAM WM32 0xF0010194 0xC246A552 ; LSDMR (LOCAL SDRAM MODE REGISTER) ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
