Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-24 21:54:01 +00:00
Code Issues Projects Releases Packages Wiki Activity

drivers/ddr/fsl: Fix typo in BIST test for DDR4

Browse source 
BIST test code has a typo, resulting the binding registers not
maintained as expected. This typo results BIST runs twice on
the covered memory.

Signed-off-by: York Sun <yorksun@freescale.com>
Reported-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
This commit is contained in:
York Sun 2015-11-06 09:58:46 -08:00
parent d764129d30
commit da305b9f57
1 changed files with 12 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
drivers/ddr/fsl/fsl_ddr_gen4.c
View file

@ -423,16 +423,16 @@ step2:
if (getenv_f("ddr_bist", buffer, CONFIG_SYS_CBSIZE) >= 0) {
puts("Running BIST test. This will take a while...");
cs0_config = ddr_in32(&ddr->cs0_config);
cs0_bnds = ddr_in32(&ddr->cs0_bnds);
cs1_bnds = ddr_in32(&ddr->cs1_bnds);
cs2_bnds = ddr_in32(&ddr->cs2_bnds);
cs3_bnds = ddr_in32(&ddr->cs3_bnds);
if (cs0_config & CTLR_INTLV_MASK) {
cs0_bnds = ddr_in32(&cs0_bnds);
cs1_bnds = ddr_in32(&cs1_bnds);
cs2_bnds = ddr_in32(&cs2_bnds);
cs3_bnds = ddr_in32(&cs3_bnds);
/* set bnds to non-interleaving */
ddr_out32(&cs0_bnds, (cs0_bnds & 0xfffefffe) >> 1);
ddr_out32(&cs1_bnds, (cs1_bnds & 0xfffefffe) >> 1);
ddr_out32(&cs2_bnds, (cs2_bnds & 0xfffefffe) >> 1);
ddr_out32(&cs3_bnds, (cs3_bnds & 0xfffefffe) >> 1);
ddr_out32(&ddr->cs0_bnds, (cs0_bnds & 0xfffefffe) >> 1);
ddr_out32(&ddr->cs1_bnds, (cs1_bnds & 0xfffefffe) >> 1);
ddr_out32(&ddr->cs2_bnds, (cs2_bnds & 0xfffefffe) >> 1);
ddr_out32(&ddr->cs3_bnds, (cs3_bnds & 0xfffefffe) >> 1);
}
ddr_out32(&ddr->mtp1, BIST_PATTERN1);
ddr_out32(&ddr->mtp2, BIST_PATTERN1);
@ -469,10 +469,10 @@ step2:
if (cs0_config & CTLR_INTLV_MASK) {
/* restore bnds registers */
ddr_out32(&cs0_bnds, cs0_bnds);
ddr_out32(&cs1_bnds, cs1_bnds);
ddr_out32(&cs2_bnds, cs2_bnds);
ddr_out32(&cs3_bnds, cs3_bnds);
ddr_out32(&ddr->cs0_bnds, cs0_bnds);
ddr_out32(&ddr->cs1_bnds, cs1_bnds);
ddr_out32(&ddr->cs2_bnds, cs2_bnds);
ddr_out32(&ddr->cs3_bnds, cs3_bnds);
}
}
#endif