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gpio: ts4900: Use of_device_get_match_data()

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Use of_device_get_match_data() instead of open-coding it.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Thierry Reding 2018-04-30 09:38:17 +02:00 committed by Linus Walleij
parent edf874ef2d
commit 81317c5a08
1 changed files with 1 additions and 6 deletions
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7
drivers/gpio/gpio-ts4900.c
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@ -128,15 +128,10 @@ MODULE_DEVICE_TABLE(of, ts4900_gpio_of_match_table);
static int ts4900_gpio_probe(struct i2c_client *client, static int ts4900_gpio_probe(struct i2c_client *client,
const struct i2c_device_id *id) const struct i2c_device_id *id)
{ {
const struct of_device_id *match;
struct ts4900_gpio_priv *priv; struct ts4900_gpio_priv *priv;
u32 ngpio; u32 ngpio;
int ret; int ret;
match = of_match_device(ts4900_gpio_of_match_table, &client->dev);
if (!match)
return -EINVAL;
if (of_property_read_u32(client->dev.of_node, "ngpios", &ngpio)) if (of_property_read_u32(client->dev.of_node, "ngpios", &ngpio))
ngpio = DEFAULT_PIN_NUMBER; ngpio = DEFAULT_PIN_NUMBER;
@ -148,7 +143,7 @@ static int ts4900_gpio_probe(struct i2c_client *client,
priv->gpio_chip.label = "ts4900-gpio"; priv->gpio_chip.label = "ts4900-gpio";
priv->gpio_chip.ngpio = ngpio; priv->gpio_chip.ngpio = ngpio;
priv->gpio_chip.parent = &client->dev; priv->gpio_chip.parent = &client->dev;
priv->input_bit = (uintptr_t)match->data; priv->input_bit = (uintptr_t)of_device_get_match_data(&client->dev);
priv->regmap = devm_regmap_init_i2c(client, &ts4900_regmap_config); priv->regmap = devm_regmap_init_i2c(client, &ts4900_regmap_config);
if (IS_ERR(priv->regmap)) { if (IS_ERR(priv->regmap)) {