diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2016-11-25 13:02:19 +0300 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2016-12-07 17:22:50 +0300 |
commit | 6da7b0dd517592e12966af7ec55eecf6ebd2c589 (patch) | |
tree | 52c50bad64f85aab32b3f2030e7603ecc232ef59 /drivers/gpio | |
parent | 562b488443f658151abc9732e1a9762e27c694a0 (diff) | |
download | linux-6da7b0dd517592e12966af7ec55eecf6ebd2c589.tar.xz |
gpio: pl061: delete platform data handling
Platform data is a remnant of board files and all boards using
the PL061 have been migrated to use device tree or ACPI instead.
The custom mechanism to set line by default as inputs/outputs has
been superceded by the GPIO-internal hogging mechanism.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r-- | drivers/gpio/gpio-pl061.c | 41 |
1 files changed, 3 insertions, 38 deletions
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c index cbcc631181e0..0a6bfd2b06e5 100644 --- a/drivers/gpio/gpio-pl061.c +++ b/drivers/gpio/gpio-pl061.c @@ -38,19 +38,6 @@ #define PL061_GPIO_NR 8 -struct pl061_platform_data { - /* number of the first GPIO */ - unsigned gpio_base; - - /* number of the first IRQ. - * If the IRQ functionality in not desired this must be set to 0. - */ - unsigned irq_base; - - u8 directions; /* startup directions, 1: out, 0: in */ - u8 values; /* startup values */ -}; - #ifdef CONFIG_PM struct pl061_context_save_regs { u8 gpio_data; @@ -306,26 +293,13 @@ static struct irq_chip pl061_irqchip = { static int pl061_probe(struct amba_device *adev, const struct amba_id *id) { struct device *dev = &adev->dev; - struct pl061_platform_data *pdata = dev_get_platdata(dev); struct pl061 *pl061; - int ret, irq, i, irq_base; + int ret, irq; pl061 = devm_kzalloc(dev, sizeof(*pl061), GFP_KERNEL); if (pl061 == NULL) return -ENOMEM; - if (pdata) { - pl061->gc.base = pdata->gpio_base; - irq_base = pdata->irq_base; - if (irq_base <= 0) { - dev_err(&adev->dev, "invalid IRQ base in pdata\n"); - return -ENODEV; - } - } else { - pl061->gc.base = -1; - irq_base = 0; - } - pl061->base = devm_ioremap_resource(dev, &adev->res); if (IS_ERR(pl061->base)) return PTR_ERR(pl061->base); @@ -336,6 +310,7 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id) pl061->gc.free = gpiochip_generic_free; } + pl061->gc.base = -1; pl061->gc.get_direction = pl061_get_direction; pl061->gc.direction_input = pl061_direction_input; pl061->gc.direction_output = pl061_direction_output; @@ -362,7 +337,7 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id) pl061->parent_irq = irq; ret = gpiochip_irqchip_add(&pl061->gc, &pl061_irqchip, - irq_base, handle_bad_irq, + 0, handle_bad_irq, IRQ_TYPE_NONE); if (ret) { dev_info(&adev->dev, "could not add irqchip\n"); @@ -371,16 +346,6 @@ static int pl061_probe(struct amba_device *adev, const struct amba_id *id) gpiochip_set_chained_irqchip(&pl061->gc, &pl061_irqchip, irq, pl061_irq_handler); - for (i = 0; i < PL061_GPIO_NR; i++) { - if (pdata) { - if (pdata->directions & (BIT(i))) - pl061_direction_output(&pl061->gc, i, - pdata->values & (BIT(i))); - else - pl061_direction_input(&pl061->gc, i); - } - } - amba_set_drvdata(adev, pl061); dev_info(&adev->dev, "PL061 GPIO chip @%pa registered\n", &adev->res.start); |