diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2019-10-02 00:45:36 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-10-16 16:03:59 +0300 |
| commit | b475764dda424ac83ad6120cbc75ffde89d8ff2c (patch) | |
| tree | f0576fa432b66b7b165d81aeb2da59622776be51 /drivers/pinctrl/pinctrl-pistachio.c | |
| parent | 2851ef521ddd4d2bc78f6cadce1d6efb54036bee (diff) | |
| download | linux-b475764dda424ac83ad6120cbc75ffde89d8ff2c.tar.xz | |
pinctrl: pistachio: Pass irqchip when adding gpiochip
We need to convert all old gpio irqchips to pass the irqchip
setup along when adding the gpio_chip. For more info see
drivers/gpio/TODO.
For chained irqchips this is a pretty straight-forward
conversion.
Cc: Andrew Bresticker <abrestic@chromium.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: James Hartley <james.hartley@sondrel.com>
Link: https://lore.kernel.org/r/20191001214536.18477-1-linus.walleij@linaro.org
Diffstat (limited to 'drivers/pinctrl/pinctrl-pistachio.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-pistachio.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c index 379e9a6a6d89..eb40ae9f8639 100644 --- a/drivers/pinctrl/pinctrl-pistachio.c +++ b/drivers/pinctrl/pinctrl-pistachio.c @@ -1352,6 +1352,7 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl) for (i = 0; i < pctl->nbanks; i++) { char child_name[sizeof("gpioXX")]; struct device_node *child; + struct gpio_irq_chip *girq; snprintf(child_name, sizeof(child_name), "gpio%d", i); child = of_get_child_by_name(node, child_name); @@ -1383,23 +1384,28 @@ static int pistachio_gpio_register(struct pistachio_pinctrl *pctl) bank->gpio_chip.parent = pctl->dev; bank->gpio_chip.of_node = child; - ret = gpiochip_add_data(&bank->gpio_chip, bank); - if (ret < 0) { - dev_err(pctl->dev, "Failed to add GPIO chip %u: %d\n", - i, ret); + + girq = &bank->gpio_chip.irq; + girq->chip = &bank->irq_chip; + girq->parent_handler = pistachio_gpio_irq_handler; + girq->num_parents = 1; + girq->parents = devm_kcalloc(pctl->dev, 1, + sizeof(*girq->parents), + GFP_KERNEL); + if (!girq->parents) { + ret = -ENOMEM; goto err; } + girq->parents[0] = irq; + girq->default_type = IRQ_TYPE_NONE; + girq->handler = handle_level_irq; - ret = gpiochip_irqchip_add(&bank->gpio_chip, &bank->irq_chip, - 0, handle_level_irq, IRQ_TYPE_NONE); + ret = gpiochip_add_data(&bank->gpio_chip, bank); if (ret < 0) { - dev_err(pctl->dev, "Failed to add IRQ chip %u: %d\n", + dev_err(pctl->dev, "Failed to add GPIO chip %u: %d\n", i, ret); - gpiochip_remove(&bank->gpio_chip); goto err; } - gpiochip_set_chained_irqchip(&bank->gpio_chip, &bank->irq_chip, - irq, pistachio_gpio_irq_handler); ret = gpiochip_add_pin_range(&bank->gpio_chip, dev_name(pctl->dev), 0, |