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authorBartosz Golaszewski <brgl@bgdev.pl>2017-08-09 14:25:06 +0200
committerLinus Walleij <linus.walleij@linaro.org>2017-08-21 00:09:33 +0200
commitdb5270acaae5b6d63ce1a6f053aeabc7a9c939bb (patch)
tree825d251cbad8619977bfe2eef3b8e83b0c7e627b /drivers/gpio
parente0fc5a1b8ea3040936a89ae2b85321e06a78b3af (diff)
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gpio: mxc: use devres for irq generic chip
Use resource managed variants of irq_alloc_generic_chip() and irq_setup_generic_chip(). Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-mxc.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index 619fe7ad3cec..5245a2fe62ae 100644
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -66,6 +66,7 @@ struct mxc_gpio_port {
int irq_high;
struct irq_domain *domain;
struct gpio_chip gc;
+ struct device *dev;
u32 both_edges;
};
@@ -345,9 +346,10 @@ static int mxc_gpio_init_gc(struct mxc_gpio_port *port, int irq_base)
{
struct irq_chip_generic *gc;
struct irq_chip_type *ct;
+ int rv;
- gc = irq_alloc_generic_chip("gpio-mxc", 1, irq_base,
- port->base, handle_level_irq);
+ gc = devm_irq_alloc_generic_chip(port->dev, "gpio-mxc", 1, irq_base,
+ port->base, handle_level_irq);
if (!gc)
return -ENOMEM;
gc->private = port;
@@ -362,10 +364,11 @@ static int mxc_gpio_init_gc(struct mxc_gpio_port *port, int irq_base)
ct->regs.ack = GPIO_ISR;
ct->regs.mask = GPIO_IMR;
- irq_setup_generic_chip(gc, IRQ_MSK(32), IRQ_GC_INIT_NESTED_LOCK,
- IRQ_NOREQUEST, 0);
+ rv = devm_irq_setup_generic_chip(port->dev, gc, IRQ_MSK(32),
+ IRQ_GC_INIT_NESTED_LOCK,
+ IRQ_NOREQUEST, 0);
- return 0;
+ return rv;
}
static void mxc_gpio_get_hw(struct platform_device *pdev)
@@ -419,6 +422,8 @@ static int mxc_gpio_probe(struct platform_device *pdev)
if (!port)
return -ENOMEM;
+ port->dev = &pdev->dev;
+
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
port->base = devm_ioremap_resource(&pdev->dev, iores);
if (IS_ERR(port->base))