ath79: fix qca955x pcie0 memory size

Datasheet states that both PCI ranges are of 0x2000000 size:
0x1000_0000-0x11FF_FFF and 0x1200_0000-0x13FF_0000.

Signed-off-by: Santiago Piccinini <spiccinini@altermundi.net>
Reviewed-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: Christian Lamparter <chunkeey@gmail.com> [removed ML notice]

target/linux/ath79/dts/qca9557.dtsi

@@ -186,7 +186,7 @@
 				      <0x180f0000 0x100>,  /* CTRL */
 				      <0x14000000 0x1000>; /* CFG */
 				reg-names = "crp_base", "ctrl_base", "cfg_base";
-				ranges = <0x2000000 0 0x10000000 0x10000000 0 0x04000000	/* pci memory */
+				ranges = <0x2000000 0 0x10000000 0x10000000 0 0x02000000	/* pci memory */
 					  0x1000000 0 0x00000000 0x0000000 0 0x000001>;		/* io space */
 				interrupt-parent = <&intc2>;
 				interrupts = <1>;