From: Fabio Estevam fabio.estevam@freescale.com
mx6sabresd has four MT41K128M16JT-125 chips. Each memory has 16-bit bus and 2GiB, so fix the width and density fields accordingly.
Signed-off-by: Fabio Estevam fabio.estevam@freescale.com --- board/freescale/mx6sabresd/mx6sabresd.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c index bb2dd96..a4f3a94 100644 --- a/board/freescale/mx6sabresd/mx6sabresd.c +++ b/board/freescale/mx6sabresd/mx6sabresd.c @@ -753,10 +753,11 @@ const struct mx6_mmdc_calibration mx6_mmcd_calib = { .p1_mpwrdlctl = 0x48254A36, };
+/* MT41K128M16JT-125 */ static struct mx6_ddr3_cfg mem_ddr = { .mem_speed = 1600, - .density = 4, - .width = 64, + .density = 2, + .width = 16, .banks = 8, .rowaddr = 14, .coladdr = 10, @@ -798,7 +799,7 @@ static void spl_dram_init(void) { struct mx6_ddr_sysinfo sysinfo = { /* width of data bus:0=16,1=32,2=64 */ - .dsize = mem_ddr.width/32, + .dsize = 2, /* config for full 4GB range so that get_mem_size() works */ .cs_density = 32, /* 32Gb per CS */ /* single chip select */ @@ -818,7 +819,7 @@ static void spl_dram_init(void) .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */ };
- mx6dq_dram_iocfg(mem_ddr.width, &mx6_ddr_ioregs, &mx6_grp_ioregs); + mx6dq_dram_iocfg(64, &mx6_ddr_ioregs, &mx6_grp_ioregs); mx6_dram_cfg(&sysinfo, &mx6_mmcd_calib, &mem_ddr); }