diff options
-rw-r--r-- | bsps/arm/lpc24xx/start/start-config-emc-dynamic.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/bsps/arm/lpc24xx/start/start-config-emc-dynamic.c b/bsps/arm/lpc24xx/start/start-config-emc-dynamic.c index 801b33f6ae..fe25af26b9 100644 --- a/bsps/arm/lpc24xx/start/start-config-emc-dynamic.c +++ b/bsps/arm/lpc24xx/start/start-config-emc-dynamic.c @@ -232,6 +232,15 @@ BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_config #endif }; +/* + * Mode shift is determined for RBC by: + * + * bus width in bits / 16 + bank bits + column bits + * + * Mode shift is determined for BRC by: + * + * bus width in bits / 16 + column bits + */ BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_chip_config lpc24xx_start_config_emc_dynamic_chip [] = { #if defined(LPC24XX_EMC_MT48LC4M16A2) @@ -240,7 +249,7 @@ BSP_START_DATA_SECTION const lpc24xx_emc_dynamic_chip_config /* * Use SDRAM, 0 0 001 01 address mapping, disabled buffer, unprotected - * writes. 4 banks, 12 row lines, 8 column lines. + * writes. 4 banks, 12 row lines, 8 column lines, RBC. */ .config = 0x280, |