of: property: Add device link support for interrupt-parent, dmas and -gpio(s)

Add support for creating device links out of more DT properties.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Saravana Kannan <saravanak@google.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20191120071302.227777-1-saravanak@google.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/of/property.c

@@ -1188,7 +1188,11 @@ DEFINE_SIMPLE_PROP(interconnects, "interconnects", "#interconnect-cells")
 DEFINE_SIMPLE_PROP(iommus, "iommus", "#iommu-cells")
 DEFINE_SIMPLE_PROP(mboxes, "mboxes", "#mbox-cells")
 DEFINE_SIMPLE_PROP(io_channels, "io-channel", "#io-channel-cells")
+DEFINE_SIMPLE_PROP(interrupt_parent, "interrupt-parent", NULL)
+DEFINE_SIMPLE_PROP(dmas, "dmas", "#dma-cells")
 DEFINE_SUFFIX_PROP(regulators, "-supply", NULL)
+DEFINE_SUFFIX_PROP(gpio, "-gpio", "#gpio-cells")
+DEFINE_SUFFIX_PROP(gpios, "-gpios", "#gpio-cells")
 
 static struct device_node *parse_iommu_maps(struct device_node *np,
 					    const char *prop_name, int index)
@@ -1206,7 +1210,11 @@ static const struct supplier_bindings of_supplier_bindings[] = {
 	{ .parse_prop = parse_iommu_maps, },
 	{ .parse_prop = parse_mboxes, },
 	{ .parse_prop = parse_io_channels, },
+	{ .parse_prop = parse_interrupt_parent, },
+	{ .parse_prop = parse_dmas, },
 	{ .parse_prop = parse_regulators, },
+	{ .parse_prop = parse_gpio, },
+	{ .parse_prop = parse_gpios, },
 	{}
 };