diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2019-08-12 15:25:54 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-08-21 09:00:16 +0200 |
| commit | 6f265e5d4da7a7de326ced5a7ef8f982dfd44390 (patch) | |
| tree | dd45e9e41ab6d09936c4cf3db3f1335b0293a8dc /drivers/pinctrl/bcm | |
| parent | 76837e02a2b78c7170819131b1df9fa9e8db2f70 (diff) | |
| download | linux-6f265e5d4da7a7de326ced5a7ef8f982dfd44390.tar.bz2 | |
pinctrl: bcm-iproc: 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: Pramod Kumar <pramodku@broadcom.com>
Cc: Ray Jui <rjui@broadcom.com>
Cc: Scott Branden <sbranden@broadcom.com>
Cc: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20190812132554.18313-1-linus.walleij@linaro.org
Acked-by: Scott Branden <scott.branden@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/bcm')
| -rw-r--r-- | drivers/pinctrl/bcm/pinctrl-iproc-gpio.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c index b70058caee50..a6edeb9581d7 100644 --- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c +++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c @@ -790,6 +790,25 @@ static int iproc_gpio_probe(struct platform_device *pdev) chip->pinmux_is_supported = of_property_read_bool(dev->of_node, "gpio-ranges"); + /* optional GPIO interrupt support */ + irq = platform_get_irq(pdev, 0); + if (irq) { + struct gpio_irq_chip *girq; + + girq = &gc->irq; + girq->chip = &iproc_gpio_irq_chip; + girq->parent_handler = iproc_gpio_irq_handler; + girq->num_parents = 1; + girq->parents = devm_kcalloc(dev, 1, + sizeof(*girq->parents), + GFP_KERNEL); + if (!girq->parents) + return -ENOMEM; + girq->parents[0] = irq; + girq->default_type = IRQ_TYPE_NONE; + girq->handler = handle_simple_irq; + } + ret = gpiochip_add_data(gc, chip); if (ret < 0) { dev_err(dev, "unable to add GPIO chip\n"); @@ -814,20 +833,6 @@ static int iproc_gpio_probe(struct platform_device *pdev) } } - /* optional GPIO interrupt support */ - irq = platform_get_irq(pdev, 0); - if (irq) { - ret = gpiochip_irqchip_add(gc, &iproc_gpio_irq_chip, 0, - handle_simple_irq, IRQ_TYPE_NONE); - if (ret) { - dev_err(dev, "no GPIO irqchip\n"); - goto err_rm_gpiochip; - } - - gpiochip_set_chained_irqchip(gc, &iproc_gpio_irq_chip, irq, - iproc_gpio_irq_handler); - } - return 0; err_rm_gpiochip: |