nand: Make the toshiba flash (used in RevF/RevG)

Empirically these timings wait not long enough for erase to succedd,
we are waiting far longer than necessary but the RAUC system seems to
be a lot more stable now.
hacks/make-toshiba-slow
Holger Hans Peter Freyther 6 years ago
parent 910bd284c3
commit f85ebc5aae
  1. 7
      nand.c

@ -508,7 +508,12 @@ nand_set_a1cr(uint8_t manID, uint8_t deviceID)
break;
/* Toshiba */
case 0x98:
AEMIF->A1CR = 0x102442DC;
/*
* Factor 10 slower for R/W strobe than the current values. Seems
* to improve stability with mount/rm/umount/mount/write/umount
* cycle. Need to calculate good values based on the datasheet.
*/
AEMIF->A1CR = 0x20FEE7FC;
break;
default:
log_info( "Unsupported NAND device" );

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