[PATCH v2 4/8] gpio: clps711x: use new generic GPIO chip API

[Bartosz Golaszewski]

From: Bartosz Golaszewski <bartosz.golaszewski at linaro.org>

Convert the driver to using the new generic GPIO chip interfaces from
linux/gpio/generic.h.

Reviewed-by: Linus Walleij <linus.walleij at linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski at linaro.org>
---
 drivers/gpio/gpio-clps711x.c | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

diff --git a/drivers/gpio/gpio-clps711x.c b/drivers/gpio/gpio-clps711x.c
index c0c8d29d0dce7617c240daab6597692118b348cf..24ff2347d59974c5b1b43595a157d190e7fb4864 100644
--- a/drivers/gpio/gpio-clps711x.c
+++ b/drivers/gpio/gpio-clps711x.c
@@ -8,13 +8,15 @@
 #include <linux/err.h>
 #include <linux/module.h>
 #include <linux/gpio/driver.h>
+#include <linux/gpio/generic.h>
 #include <linux/platform_device.h>
 
 static int clps711x_gpio_probe(struct platform_device *pdev)
 {
+	struct gpio_generic_chip_config config = { };
 	struct device_node *np = pdev->dev.of_node;
+	struct gpio_generic_chip *gen_gc;
 	void __iomem *dat, *dir;
-	struct gpio_chip *gc;
 	int err, id;
 
 	if (!np)
@@ -24,8 +26,8 @@ static int clps711x_gpio_probe(struct platform_device *pdev)
 	if ((id < 0) || (id > 4))
 		return -ENODEV;
 
-	gc = devm_kzalloc(&pdev->dev, sizeof(*gc), GFP_KERNEL);
-	if (!gc)
+	gen_gc = devm_kzalloc(&pdev->dev, sizeof(*gen_gc), GFP_KERNEL);
+	if (!gen_gc)
 		return -ENOMEM;
 
 	dat = devm_platform_ioremap_resource(pdev, 0);
@@ -36,34 +38,37 @@ static int clps711x_gpio_probe(struct platform_device *pdev)
 	if (IS_ERR(dir))
 		return PTR_ERR(dir);
 
+	config.dev = &pdev->dev;
+	config.sz = 1;
+	config.dat = dat;
+
 	switch (id) {
 	case 3:
 		/* PORTD is inverted logic for direction register */
-		err = bgpio_init(gc, &pdev->dev, 1, dat, NULL, NULL,
-				 NULL, dir, 0);
+		config.dirin = dir;
 		break;
 	default:
-		err = bgpio_init(gc, &pdev->dev, 1, dat, NULL, NULL,
-				 dir, NULL, 0);
+		config.dirout = dir;
 		break;
 	}
 
+	err = gpio_generic_chip_init(gen_gc, &config);
 	if (err)
 		return err;
 
 	switch (id) {
 	case 4:
 		/* PORTE is 3 lines only */
-		gc->ngpio = 3;
+		gen_gc->gc.ngpio = 3;
 		break;
 	default:
 		break;
 	}
 
-	gc->base = -1;
-	gc->owner = THIS_MODULE;
+	gen_gc->gc.base = -1;
+	gen_gc->gc.owner = THIS_MODULE;
 
-	return devm_gpiochip_add_data(&pdev->dev, gc, NULL);
+	return devm_gpiochip_add_data(&pdev->dev, &gen_gc->gc, NULL);
 }
 
 static const struct of_device_id clps711x_gpio_ids[] = {

-- 
2.48.1