spl: fat/fs: Add option to include/exclude FAT write build in SPL

Most of the time SPL only needs very simple FAT reading, so having
CONFIG_IS_ENABLED(FAT_WRITE) to exclude it from SPL build would help
to save 64KiB default max clustersize from memory.

Signed-off-by: Tien Fong Chee <tien.fong.chee@intel.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/fs.c b/fs/fs.c
index 7fd22101ef..1a6a64ea7f 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -168,7 +168,7 @@ static struct fstype_info fstypes[] = {
 		.exists = fat_exists,
 		.size = fat_size,
 		.read = fat_read_file,
-#ifdef CONFIG_FAT_WRITE
+#if CONFIG_IS_ENABLED(FAT_WRITE)
 		.write = file_fat_write,
 		.unlink = fat_unlink,
 		.mkdir = fat_mkdir,