drivers: misc: Makefile: Enable fs_loader compilation at SPL Level

Enable fs_loader compilation at SPL Level.

Signed-off-by: Keerthy <j-keerthy@ti.com>
[Amjad: fix compilation failures for J721e platform]
Signed-off-by: Amjad Ouled-Ameur <aouledameur@baylibre.com>
diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c
index 39d0027..b4b75f4 100644
--- a/arch/arm/mach-k3/common.c
+++ b/arch/arm/mach-k3/common.c
@@ -156,13 +156,15 @@
 #endif
 }
 
-#ifdef CONFIG_FS_LOADER
 int load_firmware(char *name_fw, char *name_loadaddr, u32 *loadaddr)
 {
 	struct udevice *fsdev;
 	char *name = NULL;
 	int size = 0;
 
+	if (!IS_ENABLED(CONFIG_FS_LOADER))
+		return 0;
+
 	*loadaddr = 0;
 #ifdef CONFIG_SPL_ENV_SUPPORT
 	switch (spl_boot_device()) {
@@ -186,12 +188,6 @@
 
 	return size;
 }
-#else
-int load_firmware(char *name_fw, char *name_loadaddr, u32 *loadaddr)
-{
-	return 0;
-}
-#endif
 
 __weak void release_resources_for_core_shutdown(void)
 {