flashchips.c: Add reg_bits for W25Q256JW_DTR

Add reg_bits for W25Q256JW_DTR as per the datasheet.

w/o this patch:
Failed to get WP status: WP operations are not implemented for this chip

w/ this patch:
flashrom -p internal --wp-range 0x0,0x2000000
flashrom -p internal --wp-enable
flashrom -p internal --wp-status
flashrom -p internal -E <---- failed to erase the flash as WP (which is
expected)

Signed-off-by: Kapil Porwal <kapilporwal@google.com>
Change-Id: I8ac23f706d4293a7d7d11ad6b2f62526fb075367
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/70549
Original-Reviewed-by: Subrata Banik <subratabanik@google.com>
Original-Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Reviewed-on: https://review.coreboot.org/c/flashrom-stable/+/73481
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
1 file changed