diff --git a/include/grub/arm/linux.h b/include/grub/arm/linux.h
index 059dbba42..a66caad13 100644
--- a/include/grub/arm/linux.h
+++ b/include/grub/arm/linux.h
@@ -40,11 +40,7 @@
 # define LINUX_PHYS_OFFSET        (0x00008000)
 # define LINUX_INITRD_PHYS_OFFSET (LINUX_PHYS_OFFSET + 0x02000000)
 # define LINUX_FDT_PHYS_OFFSET    (LINUX_INITRD_PHYS_OFFSET - 0x10000)
-static inline grub_addr_t
-grub_arm_firmware_get_boot_data (void)
-{
-  return 0;
-}
+# define grub_arm_firmware_get_boot_data (grub_addr_t)grub_efi_get_firmware_fdt
 static inline grub_uint32_t
 grub_arm_firmware_get_machine_type (void)
 {