diff --git a/Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt b/Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt
index ef06d061913c..6ea0836939ee 100644
--- a/Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt
+++ b/Documentation/devicetree/bindings/nvmem/allwinner,sunxi-sid.txt
@@ -5,6 +5,7 @@ Required properties:
   "allwinner,sun4i-a10-sid"
   "allwinner,sun7i-a20-sid"
   "allwinner,sun8i-h3-sid"
+  "allwinner,sun50i-a64-sid"
 
 - reg: Should contain registers location and length
 
diff --git a/drivers/nvmem/sunxi_sid.c b/drivers/nvmem/sunxi_sid.c
index 1c3b5cf89212..99bd54d85fcb 100644
--- a/drivers/nvmem/sunxi_sid.c
+++ b/drivers/nvmem/sunxi_sid.c
@@ -198,10 +198,16 @@ static const struct sunxi_sid_cfg sun8i_h3_cfg = {
 	.need_register_readout = true,
 };
 
+static const struct sunxi_sid_cfg sun50i_a64_cfg = {
+	.value_offset = 0x200,
+	.size = 0x100,
+};
+
 static const struct of_device_id sunxi_sid_of_match[] = {
 	{ .compatible = "allwinner,sun4i-a10-sid", .data = &sun4i_a10_cfg },
 	{ .compatible = "allwinner,sun7i-a20-sid", .data = &sun7i_a20_cfg },
 	{ .compatible = "allwinner,sun8i-h3-sid", .data = &sun8i_h3_cfg },
+	{ .compatible = "allwinner,sun50i-a64-sid", .data = &sun50i_a64_cfg },
 	{/* sentinel */},
 };
 MODULE_DEVICE_TABLE(of, sunxi_sid_of_match);