pinctrl: sx150x: Add a static gpio/pinctrl pin range mapping

peda-r · linusw · commit b930151e5b55 · 2018-01-18T11:04:47.000+01:00
Without such a range, gpiolib fails with -EPROBE_DEFER, pending the addition of the range. So, without a range, gpiolib will keep deferring indefinitely. Cc: stable@vger.kernel.org Fixes: 9e80f90 ("pinctrl: Add SX150X GPIO Extender Pinctrl Driver") Fixes: e10f72b ("gpio: gpiolib: Generalise state persistence beyond sleep") Suggested-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Peter Rosin <peda@axentia.se> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-sx150x.c b/drivers/pinctrl/pinctrl-sx150x.c
@@ -1193,6 +1193,11 @@ static int sx150x_probe(struct i2c_client *client,
 	if (ret)
 		return ret;
 
+	ret = gpiochip_add_pin_range(&pctl->gpio, dev_name(dev),
+				     0, 0, pctl->data->npins);
+	if (ret)
+		return ret;
+
 	/* Add Interrupt support if an irq is specified */
 	if (client->irq > 0) {
 		pctl->irq_chip.name = devm_kstrdup(dev, client->name,
