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path: root/drivers/gpio/gpio-xgs-iproc.c
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Diffstat (limited to 'drivers/gpio/gpio-xgs-iproc.c')
-rw-r--r--drivers/gpio/gpio-xgs-iproc.c34
1 files changed, 19 insertions, 15 deletions
diff --git a/drivers/gpio/gpio-xgs-iproc.c b/drivers/gpio/gpio-xgs-iproc.c
index 93544e98ccbd..77eb29dcc217 100644
--- a/drivers/gpio/gpio-xgs-iproc.c
+++ b/drivers/gpio/gpio-xgs-iproc.c
@@ -3,11 +3,12 @@
* Copyright (C) 2017 Broadcom
*/
-#include <linux/gpio/driver.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/irq.h>
+#include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
@@ -28,7 +29,7 @@
#define IPROC_GPIO_CCA_INT_EDGE 0x24
struct iproc_gpio_chip {
- struct gpio_chip gc;
+ struct gpio_generic_chip gen_gc;
spinlock_t lock;
struct device *dev;
void __iomem *base;
@@ -38,7 +39,7 @@ struct iproc_gpio_chip {
static inline struct iproc_gpio_chip *
to_iproc_gpio(struct gpio_chip *gc)
{
- return container_of(gc, struct iproc_gpio_chip, gc);
+ return container_of(to_gpio_generic_chip(gc), struct iproc_gpio_chip, gen_gc);
}
static void iproc_gpio_irq_ack(struct irq_data *d)
@@ -213,6 +214,7 @@ static const struct irq_chip iproc_gpio_irq_chip = {
static int iproc_gpio_probe(struct platform_device *pdev)
{
+ struct gpio_generic_chip_config config;
struct device *dev = &pdev->dev;
struct device_node *dn = pdev->dev.of_node;
struct iproc_gpio_chip *chip;
@@ -231,21 +233,23 @@ static int iproc_gpio_probe(struct platform_device *pdev)
if (IS_ERR(chip->base))
return PTR_ERR(chip->base);
- ret = bgpio_init(&chip->gc, dev, 4,
- chip->base + IPROC_GPIO_CCA_DIN,
- chip->base + IPROC_GPIO_CCA_DOUT,
- NULL,
- chip->base + IPROC_GPIO_CCA_OUT_EN,
- NULL,
- 0);
+ config = (struct gpio_generic_chip_config) {
+ .dev = dev,
+ .sz = 4,
+ .dat = chip->base + IPROC_GPIO_CCA_DIN,
+ .set = chip->base + IPROC_GPIO_CCA_DOUT,
+ .dirout = chip->base + IPROC_GPIO_CCA_OUT_EN,
+ };
+
+ ret = gpio_generic_chip_init(&chip->gen_gc, &config);
if (ret) {
dev_err(dev, "unable to init GPIO chip\n");
return ret;
}
- chip->gc.label = dev_name(dev);
+ chip->gen_gc.gc.label = dev_name(dev);
if (!of_property_read_u32(dn, "ngpios", &num_gpios))
- chip->gc.ngpio = num_gpios;
+ chip->gen_gc.gc.ngpio = num_gpios;
irq = platform_get_irq(pdev, 0);
if (irq > 0) {
@@ -266,13 +270,13 @@ static int iproc_gpio_probe(struct platform_device *pdev)
* a flow-handler because the irq is shared.
*/
ret = devm_request_irq(dev, irq, iproc_gpio_irq_handler,
- IRQF_SHARED, chip->gc.label, &chip->gc);
+ IRQF_SHARED, chip->gen_gc.gc.label, &chip->gen_gc.gc);
if (ret) {
dev_err(dev, "Fail to request IRQ%d: %d\n", irq, ret);
return ret;
}
- girq = &chip->gc.irq;
+ girq = &chip->gen_gc.gc.irq;
gpio_irq_chip_set_chip(girq, &iproc_gpio_irq_chip);
/* This will let us handle the parent IRQ in the driver */
girq->parent_handler = NULL;
@@ -282,7 +286,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
girq->handler = handle_simple_irq;
}
- ret = devm_gpiochip_add_data(dev, &chip->gc, chip);
+ ret = devm_gpiochip_add_data(dev, &chip->gen_gc.gc, chip);
if (ret) {
dev_err(dev, "unable to add GPIO chip\n");
return ret;