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CFI: geometry reversal for STMicro M29W320DT 

Follow up to the flash_fixup_stm to fix geometry reversal
on STMicro M29W320ET flash chip. The M29W320DT has 4 erase region.

Signed-off-by: Richard Retanubun <RichardRetanubun@RuggedCom.com>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Richard Retanubun 2009-03-06 10:09:37 -05:00 committed by Stefan Roese
parent 069f4364d8
commit 7a88601a34
1 changed files with 3 additions and 2 deletions
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5
drivers/mtd/cfi_flash.c
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@ -1806,8 +1806,9 @@ static void flash_fixup_stm(flash_info_t *info, struct cfi_qry *qry)
if (qry->num_erase_regions > 1) {
/* reverse geometry if top boot part */
if (info->cfi_version < 0x3131) {
/* CFI < 1.1, guess by device id (only M29W320ET now) */
if (info->device_id == 0x2256) {
/* CFI < 1.1, guess by device id (M29W320{DT,ET} only) */
if (info->device_id == 0x22CA ||
info->device_id == 0x2256) {
cfi_reverse_geometry(qry);
}
}