diff options
Diffstat (limited to 'drivers/pinctrl/bcm/pinctrl-iproc-gpio.c')
| -rw-r--r-- | drivers/pinctrl/bcm/pinctrl-iproc-gpio.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c index cc3eb7409ab3..8c353676f2af 100644 --- a/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c +++ b/drivers/pinctrl/bcm/pinctrl-iproc-gpio.c @@ -21,8 +21,8 @@ #include <linux/io.h> #include <linux/ioport.h> #include <linux/kernel.h> -#include <linux/of_device.h> -#include <linux/of_irq.h> +#include <linux/of.h> +#include <linux/platform_device.h> #include <linux/seq_file.h> #include <linux/slab.h> @@ -309,7 +309,7 @@ static void iproc_gpio_irq_print_chip(struct irq_data *d, struct seq_file *p) struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct iproc_gpio *chip = gpiochip_get_data(gc); - seq_printf(p, dev_name(chip->dev)); + seq_puts(p, dev_name(chip->dev)); } static const struct irq_chip iproc_gpio_irq_chip = { @@ -330,24 +330,22 @@ static const struct irq_chip iproc_gpio_irq_chip = { static int iproc_gpio_request(struct gpio_chip *gc, unsigned offset) { struct iproc_gpio *chip = gpiochip_get_data(gc); - unsigned gpio = gc->base + offset; /* not all Iproc GPIO pins can be muxed individually */ if (!chip->pinmux_is_supported) return 0; - return pinctrl_gpio_request(gpio); + return pinctrl_gpio_request(gc, offset); } static void iproc_gpio_free(struct gpio_chip *gc, unsigned offset) { struct iproc_gpio *chip = gpiochip_get_data(gc); - unsigned gpio = gc->base + offset; if (!chip->pinmux_is_supported) return; - pinctrl_gpio_free(gpio); + pinctrl_gpio_free(gc, offset); } static int iproc_gpio_direction_input(struct gpio_chip *gc, unsigned gpio) @@ -392,7 +390,7 @@ static int iproc_gpio_get_direction(struct gpio_chip *gc, unsigned int gpio) return GPIO_LINE_DIRECTION_IN; } -static void iproc_gpio_set(struct gpio_chip *gc, unsigned gpio, int val) +static int iproc_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) { struct iproc_gpio *chip = gpiochip_get_data(gc); unsigned long flags; @@ -402,6 +400,8 @@ static void iproc_gpio_set(struct gpio_chip *gc, unsigned gpio, int val) raw_spin_unlock_irqrestore(&chip->lock, flags); dev_dbg(chip->dev, "gpio:%u set, value:%d\n", gpio, val); + + return 0; } static int iproc_gpio_get(struct gpio_chip *gc, unsigned gpio) @@ -891,10 +891,8 @@ static int iproc_gpio_probe(struct platform_device *pdev) } ret = gpiochip_add_data(gc, chip); - if (ret < 0) { - dev_err(dev, "unable to add GPIO chip\n"); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "unable to add GPIO chip\n"); if (!no_pinconf) { ret = iproc_gpio_register_pinconf(chip); |