diff options
| -rw-r--r-- | drivers/pinctrl/pinctrl-mcp23s08.c | 44 |
1 files changed, 14 insertions, 30 deletions
diff --git a/drivers/pinctrl/pinctrl-mcp23s08.c b/drivers/pinctrl/pinctrl-mcp23s08.c index 151931b593f6..42b12ea14d6b 100644 --- a/drivers/pinctrl/pinctrl-mcp23s08.c +++ b/drivers/pinctrl/pinctrl-mcp23s08.c @@ -522,29 +522,6 @@ static int mcp23s08_irq_setup(struct mcp23s08 *mcp) return 0; } -static int mcp23s08_irqchip_setup(struct mcp23s08 *mcp) -{ - struct gpio_chip *chip = &mcp->chip; - int err; - - err = gpiochip_irqchip_add_nested(chip, - &mcp->irq_chip, - 0, - handle_simple_irq, - IRQ_TYPE_NONE); - if (err) { - dev_err(chip->parent, - "could not connect irqchip to gpiochip: %d\n", err); - return err; - } - - gpiochip_set_nested_irqchip(chip, - &mcp->irq_chip, - mcp->irq); - - return 0; -} - /*----------------------------------------------------------------------*/ int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev, @@ -589,10 +566,6 @@ int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev, if (ret < 0) goto fail; - ret = devm_gpiochip_add_data(dev, &mcp->chip, mcp); - if (ret < 0) - goto fail; - mcp->irq_controller = device_property_read_bool(dev, "interrupt-controller"); if (mcp->irq && mcp->irq_controller) { @@ -629,11 +602,22 @@ int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev, } if (mcp->irq && mcp->irq_controller) { - ret = mcp23s08_irqchip_setup(mcp); - if (ret) - goto fail; + struct gpio_irq_chip *girq = &mcp->chip.irq; + + girq->chip = &mcp->irq_chip; + /* This will let us handle the parent IRQ in the driver */ + girq->parent_handler = NULL; + girq->num_parents = 0; + girq->parents = NULL; + girq->default_type = IRQ_TYPE_NONE; + girq->handler = handle_simple_irq; + girq->threaded = true; } + ret = devm_gpiochip_add_data(dev, &mcp->chip, mcp); + if (ret < 0) + goto fail; + mcp->pinctrl_desc.pctlops = &mcp_pinctrl_ops; mcp->pinctrl_desc.confops = &mcp_pinconf_ops; mcp->pinctrl_desc.npins = mcp->chip.ngpio; |