1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h
index 60425ac75d90..2b4c6333eb67 100644
--- a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h
+++ b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h
@@ -131,7 +131,16 @@
 #define SS_SEED_LEN 192
 #define SS_DATA_LEN 160
 
+/*
+ * struct ss_variant - Describe SS hardware variant
+ * @sha1_in_be:		The SHA1 digest is given by SS in BE, and so need to be inverted.
+ */
+struct ss_variant {
+	bool sha1_in_be;
+};
+
 struct sun4i_ss_ctx {
+	const struct ss_variant *variant;
 	void __iomem *base;
 	int irq;
 	struct clk *busclk;