treewide: Replace CONFIG(ARCH_xx) tests

Once we support building stages for different architectures,
such CONFIG(ARCH_xx) tests do not evaluate correctly anymore.

Change-Id: I599995b3ed5c4dfd578c87067fe8bfc8c75b9d43
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42183
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/lib/edid.c b/src/lib/edid.c
index 78adf49..f20d239 100644
--- a/src/lib/edid.c
+++ b/src/lib/edid.c
@@ -501,7 +501,7 @@
 	 * another call to edid_set_framebuffer_bits_per_pixel(). As a cheap
 	 * heuristic, assume that X86 systems require a 64-byte row alignment
 	 * (since that seems to be true for most Intel chipsets). */
-	if (CONFIG(ARCH_X86))
+	if (ENV_X86)
 		edid_set_framebuffer_bits_per_pixel(out, 32, 64);
 	else
 		edid_set_framebuffer_bits_per_pixel(out, 32, 0);