This patch changes the Canyonlands/Glacier fixed DDR2 controller setup used for NAND booting to match the values needed for the new 512MB DIMM modules shipped with the productions boards:
Crucial: CT6464AC667.8FB
Signed-off-by: Stefan Roese sr@denx.de --- nand_spl/board/amcc/canyonlands/ddr2_fixed.c | 12 +++++++----- 1 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/nand_spl/board/amcc/canyonlands/ddr2_fixed.c b/nand_spl/board/amcc/canyonlands/ddr2_fixed.c index 79f3b0f..9010fca 100644 --- a/nand_spl/board/amcc/canyonlands/ddr2_fixed.c +++ b/nand_spl/board/amcc/canyonlands/ddr2_fixed.c @@ -49,20 +49,21 @@ long int initdram(int board_type) * enabled. This will only work for the same memory * configuration as used here: * - * Crucial CT6464AC53E.4FE - 512MB SO-DIMM + * Crucial CT6464AC667.8FB - 512MB SO-DIMM * */ mtsdram(SDRAM_MCOPT2, 0x00000000); - mtsdram(SDRAM_MCOPT1, 0x05322000); + mtsdram(SDRAM_MCOPT1, 0x05122000); mtsdram(SDRAM_MODT0, 0x01000000); - mtsdram(SDRAM_CODT, 0x00800021); + mtsdram(SDRAM_CODT, 0x02800021); mtsdram(SDRAM_WRDTR, 0x82000823); mtsdram(SDRAM_CLKTR, 0x40000000); mtsdram(SDRAM_MB0CF, 0x00000201); + mtsdram(SDRAM_MB1CF, 0x00000201); mtsdram(SDRAM_RTR, 0x06180000); mtsdram(SDRAM_SDTR1, 0x80201000); mtsdram(SDRAM_SDTR2, 0x42103243); - mtsdram(SDRAM_SDTR3, 0x0A0D0D1A); + mtsdram(SDRAM_SDTR3, 0x0A0D0D16); mtsdram(SDRAM_MMODE, 0x00000632); mtsdram(SDRAM_MEMODE, 0x00000040); mtsdram(SDRAM_INITPLR0, 0xB5380000); @@ -86,7 +87,8 @@ long int initdram(int board_type)
wait_init_complete();
- mtdcr(SDRAM_R0BAS, 0x0000F000); /* MQ0_B0BAS */ + mtdcr(SDRAM_R0BAS, 0x0000F800); /* MQ0_B0BAS */ + mtdcr(SDRAM_R1BAS, 0x0400F800); /* MQ0_B1BAS */
mtsdram(SDRAM_RDCC, 0x40000000); mtsdram(SDRAM_RQDC, 0x80000038);