On Wed, 26 Nov 2025 15:55:54 +0100, Jon Hunter <[email protected]> said:
>
>> Is the device-tree used here upstream? Can you enable DEBUG_GPIO in
>> Kconfig and post the entire kernel log on pastebin?
>
> Yes this is the upstream device-tree in
> arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts. OK I will get the
> entire log for review.
>

If you could also add the following:

diff --git a/drivers/gpio/gpiolib-shared.c b/drivers/gpio/gpiolib-shared.c
index 3803b5c938f99..51af7886d9f2d 100644
--- a/drivers/gpio/gpiolib-shared.c
+++ b/drivers/gpio/gpiolib-shared.c
@@ -101,6 +101,8 @@ static int gpio_shared_of_traverse(struct device_node *curr)
                    strcmp(prop->name, "gpio") != 0)
                        continue;

+               printk("%s: %pOF %s\n", __func__, curr, prop->name);
+
                count = of_count_phandle_with_args(curr, prop->name,
                                                   "#gpio-cells");
                if (count <= 0)

That would help me.

Bart

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