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gpio: bcm-kona: Make driver OF-independent 

There is nothing in the driver that requires OF APIs,
make the driver OF independent.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Andy Shevchenko 2023-07-19 01:30:53 +03:00 committed by Bartosz Golaszewski
parent e91d0f05e6
commit c9ab610e5c
2 changed files with 9 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpio/Kconfig
View File

@ -191,7 +191,7 @@ config GPIO_RASPBERRYPI_EXP
config GPIO_BCM_KONA
bool "Broadcom Kona GPIO"
depends on OF_GPIO && (ARCH_BCM_MOBILE || COMPILE_TEST)
depends on ARCH_BCM_MOBILE || COMPILE_TEST
help
Turn on GPIO support for Broadcom "Kona" chips.

21
drivers/gpio/gpio-bcm-kona.c
View File

@ -8,12 +8,14 @@
#include <linux/bitops.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/gpio/driver.h>
#include <linux/of_device.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irqdomain.h>
#include <linux/irqchip/chained_irq.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#define BCM_GPIO_PASSWD 0x00a5a501
#define GPIO_PER_BANK 32
@ -556,19 +558,12 @@ static void bcm_kona_gpio_reset(struct bcm_kona_gpio *kona_gpio)
static int bcm_kona_gpio_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
const struct of_device_id *match;
struct bcm_kona_gpio_bank *bank;
struct bcm_kona_gpio *kona_gpio;
struct gpio_chip *chip;
int ret;
int i;
match = of_match_device(bcm_kona_gpio_of_match, dev);
if (!match) {
dev_err(dev, "Failed to find gpio controller\n");
return -ENODEV;
}
kona_gpio = devm_kzalloc(dev, sizeof(*kona_gpio), GFP_KERNEL);
if (!kona_gpio)
return -ENOMEM;
@ -601,10 +596,10 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev)
chip->parent = dev;
chip->ngpio = kona_gpio->num_bank * GPIO_PER_BANK;
kona_gpio->irq_domain = irq_domain_add_linear(dev->of_node,
chip->ngpio,
&bcm_kona_irq_ops,
kona_gpio);
kona_gpio->irq_domain = irq_domain_create_linear(dev_fwnode(dev),
chip->ngpio,
&bcm_kona_irq_ops,
kona_gpio);
if (!kona_gpio->irq_domain) {
dev_err(dev, "Couldn't allocate IRQ domain\n");
return -ENXIO;