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mfd: sm501: Use GPIO_LOOKUP_IDX() helper macro

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

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20200511145257.22970-3-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Geert Uytterhoeven 2020-05-11 16:52:53 +02:00 committed by Linus Walleij
parent 22b3bc63da
commit 7b67b83662
1 changed files with 8 additions and 16 deletions
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24
drivers/mfd/sm501.c
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@ -1145,22 +1145,14 @@ static int sm501_register_gpio_i2c_instance(struct sm501_devdata *sm,
return -ENOMEM;
lookup->dev_id = "i2c-gpio";
if (iic->pin_sda < 32)
lookup->table[0].chip_label = "SM501-LOW";
else
lookup->table[0].chip_label = "SM501-HIGH";
lookup->table[0].chip_hwnum = iic->pin_sda % 32;
lookup->table[0].con_id = NULL;
lookup->table[0].idx = 0;
lookup->table[0].flags = GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN;
if (iic->pin_scl < 32)
lookup->table[1].chip_label = "SM501-LOW";
else
lookup->table[1].chip_label = "SM501-HIGH";
lookup->table[1].chip_hwnum = iic->pin_scl % 32;
lookup->table[1].con_id = NULL;
lookup->table[1].idx = 1;
lookup->table[1].flags = GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN;
lookup->table[0] = (struct gpiod_lookup)
GPIO_LOOKUP_IDX(iic->pin_sda < 32 ? "SM501-LOW" : "SM501-HIGH",
iic->pin_sda % 32, NULL, 0,
GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN);
lookup->table[1] = (struct gpiod_lookup)
GPIO_LOOKUP_IDX(iic->pin_scl < 32 ? "SM501-LOW" : "SM501-HIGH",
iic->pin_scl % 32, NULL, 1,
GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN);
gpiod_add_lookup_table(lookup);
icd = dev_get_platdata(&pdev->dev);