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-rw-r--r--cpu/mpc85xx/spd_sdram.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/cpu/mpc85xx/spd_sdram.c b/cpu/mpc85xx/spd_sdram.c
index d984554..679f360 100644
--- a/cpu/mpc85xx/spd_sdram.c
+++ b/cpu/mpc85xx/spd_sdram.c
@@ -176,7 +176,7 @@ spd_sdram(void)
spd_eeprom_t spd;
unsigned int n_ranks;
unsigned int rank_density;
- unsigned int odt_rd_cfg, odt_wr_cfg;
+ unsigned int odt_rd_cfg, odt_wr_cfg, ba_bits;
unsigned int odt_cfg, mode_odt_enable;
unsigned int refresh_clk;
#ifdef MPC85xx_DDR_SDRAM_CLK_CNTL
@@ -341,9 +341,14 @@ spd_sdram(void)
#endif
}
+ ba_bits = 0;
+ if (spd.nbanks == 0x8)
+ ba_bits = 1;
+
ddr->cs0_config = ( 1 << 31
| (odt_rd_cfg << 20)
| (odt_wr_cfg << 16)
+ | (ba_bits << 14)
| (spd.nrow_addr - 12) << 8
| (spd.ncol_addr - 8) );
debug("\n");