[U-Boot] [PATCH 1/2] mx6sabresd: Fix SPL memory description
Fabio Estevam
festevam at gmail.com
Fri Apr 17 03:11:47 CEST 2015
From: Fabio Estevam <fabio.estevam at 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 at 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);
}
--
1.9.1
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