From 4f27098e5b0736989b13cd61d7bca94b3574cf5f Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Wed, 30 Apr 2008 14:51:36 +0200 Subject: [PATCH] ppc4xx: Adapt Canyonlands fixed DDR2 setup to new DIMM module 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 --- nand_spl/board/amcc/canyonlands/ddr2_fixed.c | 12 +++++++----- 1 file 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 79f3b0f42d..9010fca15a 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); -- 2.25.1