arm64: dts: rockchip: set max drive-strength for cif_clkout_m0 on px30-evb

Add max drive-strength for cif_clkout_m0. This fix the issue that
sometimes camera ov5695 is not probed correctly.
Tested on PX30_Mini_EVB_V11_20190507
Signed-off-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Link: https://lore.kernel.org/r/20220620161321.1898840-2-tommaso.merciai@amarulasolutions.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/px30-evb.dts

@@ -537,6 +537,13 @@ wifi_enable_h: wifi-enable-h {
 				<0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
+
+	cif-m0 {
+		cif_clkout_m0: cif-clkout-m0 {
+			rockchip,pins =
+				<2 RK_PB3 1 &pcfg_pull_none_12ma>;
+		};
+	};
 };
 
 &pmu_io_domains {