diff options
Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
| -rw-r--r-- | drivers/gpio/gpio-pca953x.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 426c51dd420c..6e48c07e3d8c 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -18,7 +18,7 @@ #include <linux/irq.h> #include <linux/irqdomain.h> #include <linux/i2c.h> -#include <linux/i2c/pca953x.h> +#include <linux/platform_data/pca953x.h> #include <linux/slab.h> #ifdef CONFIG_OF_GPIO #include <linux/of_platform.h> @@ -308,7 +308,7 @@ static int pca953x_gpio_get_value(struct gpio_chip *gc, unsigned off) return 0; } - return (reg_val & (1u << off)) ? 1 : 0; + return (reg_val & (1u << (off % BANK_SZ))) ? 1 : 0; } static void pca953x_gpio_set_value(struct gpio_chip *gc, unsigned off, int val) @@ -683,17 +683,6 @@ static int device_pca957x_init(struct pca953x_chip *chip, u32 invert) int ret; u8 val[MAX_BANK]; - /* Let every port in proper state, that could save power */ - memset(val, 0, NBANK(chip)); - pca953x_write_regs(chip, PCA957X_PUPD, val); - memset(val, 0xFF, NBANK(chip)); - pca953x_write_regs(chip, PCA957X_CFG, val); - memset(val, 0, NBANK(chip)); - pca953x_write_regs(chip, PCA957X_OUT, val); - - ret = pca953x_read_regs(chip, PCA957X_IN, val); - if (ret) - goto out; ret = pca953x_read_regs(chip, PCA957X_OUT, chip->reg_output); if (ret) goto out; @@ -731,7 +720,7 @@ static int pca953x_probe(struct i2c_client *client, if (chip == NULL) return -ENOMEM; - pdata = client->dev.platform_data; + pdata = dev_get_platdata(&client->dev); if (pdata) { irq_base = pdata->irq_base; chip->gpio_start = pdata->gpio_base; @@ -785,7 +774,7 @@ static int pca953x_probe(struct i2c_client *client, static int pca953x_remove(struct i2c_client *client) { - struct pca953x_platform_data *pdata = client->dev.platform_data; + struct pca953x_platform_data *pdata = dev_get_platdata(&client->dev); struct pca953x_chip *chip = i2c_get_clientdata(client); int ret = 0; |