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path: root/drivers/gpio/gpio-em.c
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Diffstat (limited to 'drivers/gpio/gpio-em.c')
-rw-r--r--drivers/gpio/gpio-em.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index 17a243c528ad..a214b0672726 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -173,7 +173,7 @@ static irqreturn_t em_gio_irq_handler(int irq, void *dev_id)
while ((pending = em_gio_read(p, GIO_MST))) {
offset = __ffs(pending);
em_gio_write(p, GIO_IIR, BIT(offset));
- generic_handle_irq(irq_find_mapping(p->irq_domain, offset));
+ generic_handle_domain_irq(p->irq_domain, offset);
irqs_handled++;
}
@@ -204,13 +204,15 @@ static void __em_gio_set(struct gpio_chip *chip, unsigned int reg,
(BIT(shift + 16)) | (value << shift));
}
-static void em_gio_set(struct gpio_chip *chip, unsigned offset, int value)
+static int em_gio_set(struct gpio_chip *chip, unsigned int offset, int value)
{
/* output is split into two registers */
if (offset < 16)
__em_gio_set(chip, GIO_OL, offset, value);
else
__em_gio_set(chip, GIO_OH, offset - 16, value);
+
+ return 0;
}
static int em_gio_direction_output(struct gpio_chip *chip, unsigned offset,
@@ -227,14 +229,9 @@ static int em_gio_to_irq(struct gpio_chip *chip, unsigned offset)
return irq_create_mapping(gpio_to_priv(chip)->irq_domain, offset);
}
-static int em_gio_request(struct gpio_chip *chip, unsigned offset)
-{
- return pinctrl_gpio_request(chip->base + offset);
-}
-
static void em_gio_free(struct gpio_chip *chip, unsigned offset)
{
- pinctrl_gpio_free(chip->base + offset);
+ pinctrl_gpio_free(chip, offset);
/* Set the GPIO as an input to ensure that the next GPIO request won't
* drive the GPIO pin as an output.
@@ -306,13 +303,12 @@ static int em_gio_probe(struct platform_device *pdev)
}
gpio_chip = &p->gpio_chip;
- gpio_chip->of_node = dev->of_node;
gpio_chip->direction_input = em_gio_direction_input;
gpio_chip->get = em_gio_get;
gpio_chip->direction_output = em_gio_direction_output;
gpio_chip->set = em_gio_set;
gpio_chip->to_irq = em_gio_to_irq;
- gpio_chip->request = em_gio_request;
+ gpio_chip->request = pinctrl_gpio_request;
gpio_chip->free = em_gio_free;
gpio_chip->label = name;
gpio_chip->parent = dev;
@@ -329,8 +325,8 @@ static int em_gio_probe(struct platform_device *pdev)
irq_chip->irq_release_resources = em_gio_irq_relres;
irq_chip->flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND;
- p->irq_domain = irq_domain_add_simple(dev->of_node, ngpios, 0,
- &em_gio_irq_domain_ops, p);
+ p->irq_domain = irq_domain_create_simple(dev_fwnode(dev), ngpios, 0,
+ &em_gio_irq_domain_ops, p);
if (!p->irq_domain) {
dev_err(dev, "cannot initialize irq domain\n");
return -ENXIO;