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path: root/drivers/gpio/gpio-stmpe.c
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Diffstat (limited to 'drivers/gpio/gpio-stmpe.c')
-rw-r--r--drivers/gpio/gpio-stmpe.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpio/gpio-stmpe.c b/drivers/gpio/gpio-stmpe.c
index 770476a9da87..3ce5bc38ac31 100644
--- a/drivers/gpio/gpio-stmpe.c
+++ b/drivers/gpio/gpio-stmpe.c
@@ -307,11 +307,15 @@ static const struct irq_domain_ops stmpe_gpio_irq_simple_ops = {
.xlate = irq_domain_xlate_twocell,
};
-static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio)
+static int stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio,
+ struct device_node *np)
{
- int base = stmpe_gpio->irq_base;
+ int base = 0;
- stmpe_gpio->domain = irq_domain_add_simple(NULL,
+ if (!np)
+ base = stmpe_gpio->irq_base;
+
+ stmpe_gpio->domain = irq_domain_add_simple(np,
stmpe_gpio->chip.ngpio, base,
&stmpe_gpio_irq_simple_ops, stmpe_gpio);
if (!stmpe_gpio->domain) {
@@ -346,6 +350,9 @@ static int stmpe_gpio_probe(struct platform_device *pdev)
stmpe_gpio->chip = template_chip;
stmpe_gpio->chip.ngpio = stmpe->num_gpios;
stmpe_gpio->chip.dev = &pdev->dev;
+#ifdef CONFIG_OF
+ stmpe_gpio->chip.of_node = np;
+#endif
stmpe_gpio->chip.base = pdata ? pdata->gpio_base : -1;
if (pdata)
@@ -366,7 +373,7 @@ static int stmpe_gpio_probe(struct platform_device *pdev)
goto out_free;
if (irq >= 0) {
- ret = stmpe_gpio_irq_init(stmpe_gpio);
+ ret = stmpe_gpio_irq_init(stmpe_gpio, np);
if (ret)
goto out_disable;