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.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/of/property.c b/drivers/of/property.c
index 5e3ad3ab6e3485f5be9665811d3b27d799de563c..5ebdb9f35fc7793b636e6e1f5cabcc1a4c1d670f 100644 (file)
--- a/drivers/of/property.c
+++ b/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, },
        {}
 };