HACK (do not mainline): ARM: at91/dt: Extend HSMC regs range

Close related to:
HACK (do not mainline): mtd: nand: atmel: Save/restore SMC regs

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
[claudiu.beznea@microchip.com: conform with latest DTS version of driver]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
[ta: port to 5.4, amend commit description]
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>

Author: Boris Brezillon

arch/arm/boot/dts/sama5d3.dtsi

@@ -453,7 +453,8 @@
 				pmecc: ecc-engine@ffffc070 {
 					compatible = "atmel,at91sam9g45-pmecc";
 					reg = <0xffffc070 0x490>,
-					      <0xffffc500 0x100>;
+					      <0xffffc500 0x100>,
+					      <0xffffc63c 0x14>;	/* SMC timing regs */
 				};
 			};