--- zzzz-none-000/linux-4.9.279/drivers/firmware/efi/efi.c	2021-08-08 06:38:54.000000000 +0000
+++ puma7-atom-6591-750/linux-4.9.279/drivers/firmware/efi/efi.c	2023-02-08 11:43:42.000000000 +0000
@@ -28,6 +28,7 @@
 #include <linux/acpi.h>
 #include <linux/ucs2_string.h>
 #include <linux/memblock.h>
+#include <linux/env.h> /* AVM prom env */
 
 #include <asm/early_ioremap.h>
 
@@ -337,6 +338,8 @@
 		goto err_remove_group;
 	}
 
+	avm_prom_env_init();
+
 	return 0;
 
 err_remove_group: