dts: sama5d2: update NVMEM cells

According to the customer Fuse Matrix of sama5d2, the cell length
is 32 bytes.

Fixes: 8bd542f ("dts: sama5d2: add huk node for the NVMEM hardware unique key")
Signed-off-by: Thomas Perrot <thomas.perrot@bootlin.com>

Author: tprrt

core/arch/arm/dts/sama5d2.dtsi

@@ -746,25 +746,24 @@
 				#address-cells = <1>;
 				#size-cells = <1>;
 
-				sfc_kr: cell@0 {
-					reg = <0x0 0x4>;
-					bits = <0 7>;
+				sfc_dr0: cell@20 {
+					reg = <0x20 0x20>;
 				};
 
-				sfc_dr0: cell@20 {
-					reg = <0x20 0x4>;
+				sfc_dr1: cell@24 {
+					reg = <0x24 0x20>;
 				};
 			};
 
 			die_id: die_id {
 				compatible = "optee,nvmem-die-id";
-				nvmem-cells = <&sfc_kr>;
+				nvmem-cells = <&sfc_dr0>;
 				nvmem-cell-names = "die_id";
 			};
 
 			huk: huk {
 				compatible = "optee,nvmem-huk";
-				nvmem-cells = <&sfc_dr0>;
+				nvmem-cells = <&sfc_dr1>;
 				nvmem-cell-names = "hw_unique_key";
 			};