Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-12 23:23:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

pinctrl: cy8c95x0: Enable GPIO range

Browse Source 
Since it's a pin control, GPIO counterpart needs to know the mapping
between pin numbering and GPIO numbering. Enable this by calling
gpiochip_add_pin_range() at the chip addition time.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Link: https://lore.kernel.org/r/20220902182650.83098-7-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andy Shevchenko 2022-09-02 21:26:40 +03:00 committed by Linus Walleij
parent 28ce127238
commit d86e034485
1 changed files with 18 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/pinctrl/pinctrl-cy8c95x0.c
View File

@ -812,7 +812,20 @@ static void cy8c95x0_gpio_set_multiple(struct gpio_chip *gc,
cy8c95x0_write_regs_mask(chip, CY8C95X0_OUTPUT, bits, mask);
}
static int cy8c95x0_setup_gpiochip(struct cy8c95x0_pinctrl *chip, int ngpio)
static int cy8c95x0_add_pin_ranges(struct gpio_chip *gc)
{
struct cy8c95x0_pinctrl *chip = gpiochip_get_data(gc);
struct device *dev = chip->dev;
int ret;
ret = gpiochip_add_pin_range(gc, dev_name(dev), 0, 0, chip->tpin);
if (ret)
dev_err(dev, "failed to add GPIO pin range\n");
return ret;
}
static int cy8c95x0_setup_gpiochip(struct cy8c95x0_pinctrl *chip)
{
struct gpio_chip *gc = &chip->gpio_chip;
@ -825,9 +838,10 @@ static int cy8c95x0_setup_gpiochip(struct cy8c95x0_pinctrl *chip, int ngpio)
gc->set_multiple = cy8c95x0_gpio_set_multiple;
gc->set_config = cy8c95x0_gpio_set_config;
gc->can_sleep = true;
gc->add_pin_ranges = cy8c95x0_add_pin_ranges;
gc->base = -1;
gc->ngpio = ngpio;
gc->ngpio = chip->tpin;
gc->parent = chip->dev;
gc->owner = THIS_MODULE;
@ -1339,11 +1353,11 @@ static int cy8c95x0_probe(struct i2c_client *client)
goto err_exit;
}
ret = cy8c95x0_setup_gpiochip(chip, chip->tpin);
ret = cy8c95x0_setup_pinctrl(chip);
if (ret)
goto err_exit;
ret = cy8c95x0_setup_pinctrl(chip);
ret = cy8c95x0_setup_gpiochip(chip);
if (ret)
goto err_exit;