diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index f04cc240b5ec..fb26402b6c47 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -857,7 +857,7 @@ static int tegra186_gpio_probe(struct platform_device *pdev) struct device_node *np; struct resource *res; char **names; - int err; + int node, err; gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL); if (!gpio) @@ -937,13 +937,23 @@ static int tegra186_gpio_probe(struct platform_device *pdev) if (!names) return -ENOMEM; + node = dev_to_node(&pdev->dev); + for (i = 0, offset = 0; i < gpio->soc->num_ports; i++) { const struct tegra_gpio_port *port = &gpio->soc->ports[i]; char *name; for (j = 0; j < port->pins; j++) { - name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, "%sP%s.%02x", - gpio->soc->prefix ?: "", port->name, j); + if (node >= 0) + name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, + "%d-%sP%s.%02x", node, + gpio->soc->prefix ?: "", + port->name, j); + else + name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, + "%sP%s.%02x", + gpio->soc->prefix ?: "", + port->name, j); if (!name) return -ENOMEM;