On Tue, 21 Feb 2017, Andy Shevchenko wrote:
> Since commit 845c877009cf ("i2c / ACPI: Assign IRQ for devices that have
> GpioInt automatically") I2C core assigns interrupt line to I2C slave
> devices with regarding to GpioInt() resources.
>
> There is no need to repeat this in the driver.
>
> Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
> ---
> - remove unused variable
> drivers/mfd/intel_soc_pmic_core.c | 26 +-------------------------
> 1 file changed, 1 insertion(+), 25 deletions(-)
Applied, thanks.
> diff --git a/drivers/mfd/intel_soc_pmic_core.c
> b/drivers/mfd/intel_soc_pmic_core.c
> index 12d6ebb4ae5d..3b5583586662 100644
> --- a/drivers/mfd/intel_soc_pmic_core.c
> +++ b/drivers/mfd/intel_soc_pmic_core.c
> @@ -44,22 +44,6 @@ static struct pwm_lookup crc_pwm_lookup[] = {
> PWM_LOOKUP("crystal_cove_pwm", 0, "0000:00:02.0", "pwm_backlight", 0,
> PWM_POLARITY_NORMAL),
> };
>
> -static int intel_soc_pmic_find_gpio_irq(struct device *dev)
> -{
> - struct gpio_desc *desc;
> - int irq;
> -
> - desc = devm_gpiod_get_index(dev, "intel_soc_pmic", 0, GPIOD_IN);
> - if (IS_ERR(desc))
> - return PTR_ERR(desc);
> -
> - irq = gpiod_to_irq(desc);
> - if (irq < 0)
> - dev_warn(dev, "Can't get irq: %d\n", irq);
> -
> - return irq;
> -}
> -
> static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c,
> const struct i2c_device_id *i2c_id)
> {
> @@ -68,7 +52,6 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c,
> struct intel_soc_pmic_config *config;
> struct intel_soc_pmic *pmic;
> int ret;
> - int irq;
>
> id = acpi_match_device(dev->driver->acpi_match_table, dev);
> if (!id || !id->driver_data)
> @@ -83,14 +66,7 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c,
> dev_set_drvdata(dev, pmic);
>
> pmic->regmap = devm_regmap_init_i2c(i2c, config->regmap_config);
> -
> - /*
> - * On some boards the PMIC interrupt may come from a GPIO line. Try to
> - * lookup the ACPI table for a such connection and setup a GPIO
> - * interrupt if it exists. Otherwise use the IRQ provided by I2C
> - */
> - irq = intel_soc_pmic_find_gpio_irq(dev);
> - pmic->irq = (irq < 0) ? i2c->irq : irq;
> + pmic->irq = i2c->irq;
>
> ret = regmap_add_irq_chip(pmic->regmap, pmic->irq,
> config->irq_flags | IRQF_ONESHOT,
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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