metag: tz1090: select and instantiate pinctrl-tz1090-pdc

Select PINCTRL_TZ1090_PDC from SOC_TZ1090 to enable the PDC pin
controller driver once it is merged, and instantiate it from
tz1090.dtsi.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Grant Likely <grant.likely@linaro.org>

arch/metag/Kconfig.soc

@@ -21,6 +21,7 @@ config SOC_TZ1090
 	select METAG_SMP_WRITE_REORDERING
 	select PINCTRL
 	select PINCTRL_TZ1090
+	select PINCTRL_TZ1090_PDC
 	help
 	  This is a Toumaz Technology Xenif TZ1090 (A.K.A. Comet) SoC containing
 	  a 2-threaded HTP.

arch/metag/boot/dts/tz1090.dtsi

@@ -31,5 +31,11 @@
 			compatible = "img,tz1090-pinctrl";
 			reg = <0x02005800 0xe4>;
 		};
+
+		pdc_pinctrl: pinctrl@02006500 {
+			#gpio-range-cells = <3>;
+			compatible = "img,tz1090-pdc-pinctrl";
+			reg = <0x02006500 0x100>;
+		};
 	};
 };