[PATCH v1] of: property: Add fw_devlink support for "gpio" and "gpios" binding

From: Saravana Kannan
Date: Fri Jan 15 2021 - 16:03:03 EST


To provide backward compatibility for boards that use deprecated DT
bindings, we need to add fw_devlink support for "gpio" and "gpios".

Cc: linux-tegra <linux-tegra@xxxxxxxxxxxxxxx>
Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
Cc: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Fixes: e590474768f1 ("driver core: Set fw_devlink=on by default")
Tested-by: Jon Hunter <jonathanh@xxxxxxxxxx>
Signed-off-by: Saravana Kannan <saravanak@xxxxxxxxxx>
---
drivers/of/property.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/of/property.c b/drivers/of/property.c
index 5f9eed79a8aa..1c8c65c4a887 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -1258,6 +1258,8 @@ DEFINE_SIMPLE_PROP(pinctrl5, "pinctrl-5", NULL)
DEFINE_SIMPLE_PROP(pinctrl6, "pinctrl-6", NULL)
DEFINE_SIMPLE_PROP(pinctrl7, "pinctrl-7", NULL)
DEFINE_SIMPLE_PROP(pinctrl8, "pinctrl-8", NULL)
+DEFINE_SIMPLE_PROP(gpio_compat, "gpio", "#gpio-cells")
+DEFINE_SIMPLE_PROP(gpios_compat, "gpios", "#gpio-cells")
DEFINE_SUFFIX_PROP(regulators, "-supply", NULL)
DEFINE_SUFFIX_PROP(gpio, "-gpio", "#gpio-cells")
DEFINE_SUFFIX_PROP(gpios, "-gpios", "#gpio-cells")
@@ -1296,6 +1298,8 @@ static const struct supplier_bindings of_supplier_bindings[] = {
{ .parse_prop = parse_pinctrl6, },
{ .parse_prop = parse_pinctrl7, },
{ .parse_prop = parse_pinctrl8, },
+ { .parse_prop = parse_gpio_compat, },
+ { .parse_prop = parse_gpios_compat, },
{ .parse_prop = parse_regulators, },
{ .parse_prop = parse_gpio, },
{ .parse_prop = parse_gpios, },
--
2.30.0.284.gd98b1dd5eaa7-goog