Simplify i2c pdata handling, so that it uses pdata when available and falls back to reading device properties otherwise.
Signed-off-by: Sebastian Reichel <[email protected]> --- drivers/pinctrl/pinctrl-mcp23s08.c | 26 +++++++------------------- 1 file changed, 7 insertions(+), 19 deletions(-) diff --git a/drivers/pinctrl/pinctrl-mcp23s08.c b/drivers/pinctrl/pinctrl-mcp23s08.c index 3fc4195ad415..aec2dad26560 100644 --- a/drivers/pinctrl/pinctrl-mcp23s08.c +++ b/drivers/pinctrl/pinctrl-mcp23s08.c @@ -995,28 +995,16 @@ static int mcp230xx_probe(struct i2c_client *client, struct mcp23s08_platform_data *pdata, local_pdata; struct mcp23s08 *mcp; int status; - const struct of_device_id *match; - match = of_match_device(of_match_ptr(mcp23s08_i2c_of_match), - &client->dev); - if (match) { + pdata = dev_get_platdata(&client->dev); + if (!pdata) { pdata = &local_pdata; pdata->base = -1; - pdata->irq_controller = of_property_read_bool( - client->dev.of_node, - "interrupt-controller"); - pdata->mirror = of_property_read_bool(client->dev.of_node, - "microchip,irq-mirror"); - } else { - pdata = dev_get_platdata(&client->dev); - if (!pdata) { - pdata = devm_kzalloc(&client->dev, - sizeof(struct mcp23s08_platform_data), - GFP_KERNEL); - if (!pdata) - return -ENOMEM; - pdata->base = -1; - } + + pdata->irq_controller = device_property_read_bool( + &client->dev, "interrupt-controller"); + pdata->mirror = device_property_read_bool( + &client->dev, "microchip,irq-mirror"); } mcp = devm_kzalloc(&client->dev, sizeof(*mcp), GFP_KERNEL); -- 2.11.0
