The old platform data struct is just a leftover from the times
when the driver was not probed exclusively from the device tree.
Factor this into the general state container and simplify the
probe path.
Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
---
drivers/pinctrl/pinctrl-nomadik.c | 39 +++++++++------------------------------
1 file changed, 9 insertions(+), 30 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-nomadik.c
b/drivers/pinctrl/pinctrl-nomadik.c
index ee6a8ca264fc..51f28c927c7e 100644
--- a/drivers/pinctrl/pinctrl-nomadik.c
+++ b/drivers/pinctrl/pinctrl-nomadik.c
@@ -246,19 +246,6 @@ enum nmk_gpio_slpm {
NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE,
};
-/*
- * Platform data to register a block: only the initial gpio/irq number.
- */
-struct nmk_gpio_platform_data {
- char *name;
- int first_gpio;
- int first_irq;
- int num_gpio;
- u32 (*get_latent_status)(unsigned int bank);
- void (*set_ioforce)(bool enable);
- bool supports_sleepmode;
-};
-
struct nmk_gpio_chip {
struct gpio_chip chip;
struct irq_domain *domain;
@@ -1240,39 +1227,33 @@ static const struct irq_domain_ops
nmk_gpio_irq_simple_ops = {
static int nmk_gpio_probe(struct platform_device *dev)
{
- struct nmk_gpio_platform_data *pdata;
struct device_node *np = dev->dev.of_node;
struct nmk_gpio_chip *nmk_chip;
struct gpio_chip *chip;
struct resource *res;
struct clk *clk;
int latent_irq;
+ bool supports_sleepmode;
void __iomem *base;
int irq;
int ret;
- pdata = devm_kzalloc(&dev->dev, sizeof(*pdata), GFP_KERNEL);
- if (!pdata)
- return -ENOMEM;
-
if (of_get_property(np, "st,supports-sleepmode", NULL))
- pdata->supports_sleepmode = true;
+ supports_sleepmode = true;
+ else
+ supports_sleepmode = false;
if (of_property_read_u32(np, "gpio-bank", &dev->id)) {
dev_err(&dev->dev, "gpio-bank property not found\n");
return -EINVAL;
}
- pdata->first_gpio = dev->id * NMK_GPIO_PER_CHIP;
- pdata->num_gpio = NMK_GPIO_PER_CHIP;
-
irq = platform_get_irq(dev, 0);
if (irq < 0)
return irq;
+ /* It's OK for this IRQ not to be present */
latent_irq = platform_get_irq(dev, 1);
- if (latent_irq >= 0 && !pdata->get_latent_status)
- return -EINVAL;
res = platform_get_resource(dev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&dev->dev, res);
@@ -1298,15 +1279,13 @@ static int nmk_gpio_probe(struct platform_device *dev)
nmk_chip->chip = nmk_gpio_template;
nmk_chip->parent_irq = irq;
nmk_chip->latent_parent_irq = latent_irq;
- nmk_chip->get_latent_status = pdata->get_latent_status;
- nmk_chip->set_ioforce = pdata->set_ioforce;
- nmk_chip->sleepmode = pdata->supports_sleepmode;
+ nmk_chip->sleepmode = supports_sleepmode;
spin_lock_init(&nmk_chip->lock);
chip = &nmk_chip->chip;
- chip->base = pdata->first_gpio;
- chip->ngpio = pdata->num_gpio;
- chip->label = pdata->name ?: dev_name(&dev->dev);
+ chip->base = dev->id * NMK_GPIO_PER_CHIP;
+ chip->ngpio = NMK_GPIO_PER_CHIP;
+ chip->label = dev_name(&dev->dev);
chip->dev = &dev->dev;
chip->owner = THIS_MODULE;
--
1.8.5.3
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