atapromise.c: Use fallback_map instead of own identical implementation

Change-Id: Iea16d42015bdbe838364cc65cff895d9edaf03a7
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/67655
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jonathon Hall <jonathon.hall@puri.sm>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Reviewed-by: Felix Singer <felixsinger@posteo.net>
---
M atapromise.c
1 file changed, 16 insertions(+), 7 deletions(-)

diff --git a/atapromise.c b/atapromise.c
index 63463f5..d4a3aa8 100644
--- a/atapromise.c
+++ b/atapromise.c
@@ -54,12 +54,6 @@
 	{0},
 };
 
-static void *atapromise_map(const char *descr, uintptr_t phys_addr, size_t len)
-{
-	/* In case fallback_map ever returns something other than NULL. */
-	return NULL;
-}
-
 static void atapromise_limit_chip(struct flashchip *chip, size_t rom_size)
 {
 	unsigned int i, size;
@@ -190,7 +184,7 @@
 	.type			= PCI,
 	.devs.dev		= ata_promise,
 	.init			= atapromise_init,
-	.map_flash_region	= atapromise_map,
+	.map_flash_region	= fallback_map,
 	.unmap_flash_region	= fallback_unmap,
 	.delay			= internal_delay,
 };

