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path: root/drivers/gpio/gpio-xgene-sb.c
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Diffstat (limited to 'drivers/gpio/gpio-xgene-sb.c')
-rw-r--r--drivers/gpio/gpio-xgene-sb.c40
1 files changed, 16 insertions, 24 deletions
diff --git a/drivers/gpio/gpio-xgene-sb.c b/drivers/gpio/gpio-xgene-sb.c
index d57068b90..282004deb 100644
--- a/drivers/gpio/gpio-xgene-sb.c
+++ b/drivers/gpio/gpio-xgene-sb.c
@@ -23,10 +23,8 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/of_gpio.h>
-#include <linux/gpio.h>
#include <linux/gpio/driver.h>
#include <linux/acpi.h>
-#include <linux/basic_mmio_gpio.h>
#include "gpiolib.h"
@@ -43,38 +41,31 @@
/**
* struct xgene_gpio_sb - GPIO-Standby private data structure.
- * @bgc: memory-mapped GPIO controllers.
+ * @gc: memory-mapped GPIO controllers.
* @irq: Mapping GPIO pins and interrupt number
* nirq: Number of GPIO pins that supports interrupt
*/
struct xgene_gpio_sb {
- struct bgpio_chip bgc;
+ struct gpio_chip gc;
u32 *irq;
u32 nirq;
};
-static inline struct xgene_gpio_sb *to_xgene_gpio_sb(struct gpio_chip *gc)
-{
- struct bgpio_chip *bgc = to_bgpio_chip(gc);
-
- return container_of(bgc, struct xgene_gpio_sb, bgc);
-}
-
-static void xgene_gpio_set_bit(struct bgpio_chip *bgc, void __iomem *reg, u32 gpio, int val)
+static void xgene_gpio_set_bit(struct gpio_chip *gc, void __iomem *reg, u32 gpio, int val)
{
u32 data;
- data = bgc->read_reg(reg);
+ data = gc->read_reg(reg);
if (val)
data |= GPIO_MASK(gpio);
else
data &= ~GPIO_MASK(gpio);
- bgc->write_reg(reg, data);
+ gc->write_reg(reg, data);
}
static int apm_gpio_sb_to_irq(struct gpio_chip *gc, u32 gpio)
{
- struct xgene_gpio_sb *priv = to_xgene_gpio_sb(gc);
+ struct xgene_gpio_sb *priv = gpiochip_get_data(gc);
if (priv->irq[gpio])
return priv->irq[gpio];
@@ -99,15 +90,15 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
if (IS_ERR(regs))
return PTR_ERR(regs);
- ret = bgpio_init(&priv->bgc, &pdev->dev, 4,
+ ret = bgpio_init(&priv->gc, &pdev->dev, 4,
regs + MPA_GPIO_IN_ADDR,
regs + MPA_GPIO_OUT_ADDR, NULL,
regs + MPA_GPIO_OE_ADDR, NULL, 0);
if (ret)
return ret;
- priv->bgc.gc.to_irq = apm_gpio_sb_to_irq;
- priv->bgc.gc.ngpio = XGENE_MAX_GPIO_DS;
+ priv->gc.to_irq = apm_gpio_sb_to_irq;
+ priv->gc.ngpio = XGENE_MAX_GPIO_DS;
priv->nirq = XGENE_MAX_GPIO_DS_IRQ;
@@ -118,14 +109,14 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
for (i = 0; i < priv->nirq; i++) {
priv->irq[default_lines[i]] = platform_get_irq(pdev, i);
- xgene_gpio_set_bit(&priv->bgc, regs + MPA_GPIO_SEL_LO,
+ xgene_gpio_set_bit(&priv->gc, regs + MPA_GPIO_SEL_LO,
default_lines[i] * 2, 1);
- xgene_gpio_set_bit(&priv->bgc, regs + MPA_GPIO_INT_LVL, i, 1);
+ xgene_gpio_set_bit(&priv->gc, regs + MPA_GPIO_INT_LVL, i, 1);
}
platform_set_drvdata(pdev, priv);
- ret = gpiochip_add(&priv->bgc.gc);
+ ret = gpiochip_add_data(&priv->gc, priv);
if (ret)
dev_err(&pdev->dev, "failed to register X-Gene GPIO Standby driver\n");
else
@@ -133,7 +124,7 @@ static int xgene_gpio_sb_probe(struct platform_device *pdev)
if (priv->nirq > 0) {
/* Register interrupt handlers for gpio signaled acpi events */
- acpi_gpiochip_request_interrupts(&priv->bgc.gc);
+ acpi_gpiochip_request_interrupts(&priv->gc);
}
return ret;
@@ -144,10 +135,11 @@ static int xgene_gpio_sb_remove(struct platform_device *pdev)
struct xgene_gpio_sb *priv = platform_get_drvdata(pdev);
if (priv->nirq > 0) {
- acpi_gpiochip_free_interrupts(&priv->bgc.gc);
+ acpi_gpiochip_free_interrupts(&priv->gc);
}
- return bgpio_remove(&priv->bgc);
+ gpiochip_remove(&priv->gc);
+ return 0;
}
static const struct of_device_id xgene_gpio_sb_of_match[] = {