return -ENOSYS;
found:
- if (pfc->num_irqs)
- return pfc->irqs[i];
- else
- return pfc->info->gpio_irq[i].irq;
+ return pfc->irqs[i];
}
static int gpio_pin_setup(struct sh_pfc_chip *chip)
* Function GPIOs
*/
+#ifdef CONFIG_SUPERH
static int gpio_function_request(struct gpio_chip *gc, unsigned offset)
{
static bool __print_once;
return ret;
}
-static void gpio_function_free(struct gpio_chip *gc, unsigned offset)
-{
-}
-
static int gpio_function_setup(struct sh_pfc_chip *chip)
{
struct sh_pfc *pfc = chip->pfc;
struct gpio_chip *gc = &chip->gpio_chip;
gc->request = gpio_function_request;
- gc->free = gpio_function_free;
gc->label = pfc->info->name;
gc->owner = THIS_MODULE;
return 0;
}
+#endif
/* -----------------------------------------------------------------------------
* Register/unregister
struct sh_pfc_chip *chip;
phys_addr_t address;
unsigned int i;
- int ret;
if (pfc->info->data_regs == NULL)
return 0;
return 0;
/* If we have IRQ resources make sure their number is correct. */
- if (pfc->num_irqs && pfc->num_irqs != pfc->info->gpio_irq_size) {
+ if (pfc->num_irqs != pfc->info->gpio_irq_size) {
dev_err(pfc->dev, "invalid number of IRQ resources\n");
return -EINVAL;
}
pfc->gpio = chip;
- /* Register the GPIO to pin mappings. As pins with GPIO ports must come
- * first in the ranges, skip the pins without GPIO ports by stopping at
- * the first range that contains such a pin.
+ if (IS_ENABLED(CONFIG_OF) && pfc->dev->of_node)
+ return 0;
+
+#ifdef CONFIG_SUPERH
+ /*
+ * Register the GPIO to pin mappings. As pins with GPIO ports
+ * must come first in the ranges, skip the pins without GPIO
+ * ports by stopping at the first range that contains such a
+ * pin.
*/
for (i = 0; i < pfc->nr_ranges; ++i) {
const struct sh_pfc_pin_range *range = &pfc->ranges[i];
+ int ret;
if (range->start >= pfc->nr_gpio_pins)
break;
ret = gpiochip_add_pin_range(&chip->gpio_chip,
- dev_name(pfc->dev),
- range->start, range->start,
- range->end - range->start + 1);
+ dev_name(pfc->dev), range->start, range->start,
+ range->end - range->start + 1);
if (ret < 0)
return ret;
}
return PTR_ERR(chip);
pfc->func = chip;
+#endif /* CONFIG_SUPERH */
return 0;
}
int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc)
{
gpiochip_remove(&pfc->gpio->gpio_chip);
+#ifdef CONFIG_SUPERH
gpiochip_remove(&pfc->func->gpio_chip);
-
+#endif
return 0;
}