gpio: pca953x: remove an unused variable

The chip_type variable in struct pca953x_chip is no longer required.

Remove it.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index e7bf3b3..e36a9bf 100644 (file)
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -130,7 +130,6 @@ struct pca953x_chip {
        struct i2c_client *client;
        struct gpio_chip gpio_chip;
        const char *const *names;
-       int     chip_type;
        unsigned long driver_data;
        struct regulator *regulator;
 
@@ -791,8 +790,6 @@ static int pca953x_probe(struct i2c_client *client,
                }
        }
 
-       chip->chip_type = PCA_CHIP_TYPE(chip->driver_data);
-
        mutex_init(&chip->i2c_lock);
 
        /* initialize cached registers from their original values.
@@ -814,7 +811,7 @@ static int pca953x_probe(struct i2c_client *client,
                chip->read_regs = pca953x_read_regs_16;
        }
 
-       if (chip->chip_type == PCA953X_TYPE)
+       if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE)
                ret = device_pca953x_init(chip, invert);
        else
                ret = device_pca957x_init(chip, invert);