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gpio: ich: Switch to use struct device instead of platform_device 

There is no need to have a pointer to struct platform_device.
Instead, switch to use struct device one.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
hifive-unleashed-5.1
Andy Shevchenko 2018-11-08 17:37:07 +02:00
parent c5aaa31681
commit ff4709b44c
1 changed files with 11 additions and 10 deletions
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21
drivers/gpio/gpio-ich.c
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@ -100,7 +100,7 @@ struct ichx_desc {
static struct {
spinlock_t lock;
struct platform_device *dev;
struct device *dev;
struct gpio_chip chip;
struct resource *gpio_base; /* GPIO IO base */
struct resource *pm_base; /* Power Mangagment IO base */
@ -275,7 +275,7 @@ static void ichx_gpiolib_setup(struct gpio_chip *chip)
{
chip->owner = THIS_MODULE;
chip->label = DRV_NAME;
chip->parent = &ichx_priv.dev->dev;
chip->parent = ichx_priv.dev;
/* Allow chip-specific overrides of request()/get() */
chip->request = ichx_priv.desc->request ?
@ -398,15 +398,14 @@ static int ichx_gpio_request_regions(struct device *dev,
static int ichx_gpio_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct lpc_ich_info *ich_info = dev_get_platdata(dev);
struct resource *res_base, *res_pm;
int err;
struct lpc_ich_info *ich_info = dev_get_platdata(&pdev->dev);
if (!ich_info)
return -ENODEV;
ichx_priv.dev = pdev;
switch (ich_info->gpio_version) {
case ICH_I3100_GPIO:
ichx_priv.desc = &i3100_desc;
@ -436,15 +435,17 @@ static int ichx_gpio_probe(struct platform_device *pdev)
return -ENODEV;
}
ichx_priv.dev = dev;
spin_lock_init(&ichx_priv.lock);
res_base = platform_get_resource(pdev, IORESOURCE_IO, ICH_RES_GPIO);
ichx_priv.use_gpio = ich_info->use_gpio;
err = ichx_gpio_request_regions(&pdev->dev, res_base, pdev->name,
ichx_priv.use_gpio);
err = ichx_gpio_request_regions(dev, res_base, pdev->name,
ich_info->use_gpio);
if (err)
return err;
ichx_priv.gpio_base = res_base;
ichx_priv.use_gpio = ich_info->use_gpio;
/*
* If necessary, determine the I/O address of ACPI/power management
@ -460,8 +461,8 @@ static int ichx_gpio_probe(struct platform_device *pdev)
goto init;
}
if (!devm_request_region(&pdev->dev, res_pm->start,
resource_size(res_pm), pdev->name)) {
if (!devm_request_region(dev, res_pm->start, resource_size(res_pm),
pdev->name)) {
pr_warn("ACPI BAR is busy, GPI 0 - 15 unavailable\n");
goto init;
}