i2c: i801: Use GPIO_LOOKUP() helper macro

i801_add_mux() fills in the GPIO lookup table by manually populating an
array of gpiod_lookup structures.  Use the existing GPIO_LOOKUP() helper
macro instead, to relax a dependency on the gpiod_lookup structure's
member names.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Link: https://lore.kernel.org/r/20200511145257.22970-2-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index a9c03f5..4f33388 100644 (file)
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1439,9 +1439,9 @@ static int i801_add_mux(struct i801_priv *priv)
                return -ENOMEM;
        lookup->dev_id = "i2c-mux-gpio";
        for (i = 0; i < mux_config->n_gpios; i++) {
-               lookup->table[i].chip_label = mux_config->gpio_chip;
-               lookup->table[i].chip_hwnum = mux_config->gpios[i];
-               lookup->table[i].con_id = "mux";
+               lookup->table[i] = (struct gpiod_lookup)
+                       GPIO_LOOKUP(mux_config->gpio_chip,
+                                   mux_config->gpios[i], "mux", 0);
        }
        gpiod_add_lookup_table(lookup);
        priv->lookup = lookup;