On Thu, Jan 14, 2021 at 10:55 AM Jon Hunter [off-list ref] wrote:

On 14/01/2021 16:52, Saravana Kannan wrote:

...

quoted

Thanks! I think you forgot to enable those logs though. Also, while
you are at it, maybe enable the logs in device_link_add() too please?

Sorry try this one.

Cheers
Jon

Phew! That took almost 4 hours to debug on the side! I think I figured
it out. Can you try this patch? If it works or improves things, I'll
explain why it helps.

-Saravana

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, },