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

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: 9e80f9064e ("pinctrl: Add SX150X GPIO Extender Pinctrl Driver")
Fixes: e10f72bf4b ("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>
This commit is contained in:
Peter Rosin 2018-01-17 14:34:23 +01:00 committed by Linus Walleij
parent 1a1d39e1b8
commit b930151e5b
1 changed files with 5 additions and 0 deletions
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5
drivers/pinctrl/pinctrl-sx150x.c
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@ -1193,6 +1193,11 @@ static int sx150x_probe(struct i2c_client *client,
if (ret) if (ret)
return 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 */ /* Add Interrupt support if an irq is specified */
if (client->irq > 0) { if (client->irq > 0) {
pctl->irq_chip.name = devm_kstrdup(dev, client->name, pctl->irq_chip.name = devm_kstrdup(dev, client->name,