diff options
Diffstat (limited to 'drivers/acpi/pmic')
| -rw-r--r-- | drivers/acpi/pmic/intel_pmic_xpower.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/acpi/pmic/intel_pmic_xpower.c b/drivers/acpi/pmic/intel_pmic_xpower.c index f8853e5..6a082d4 100644 --- a/drivers/acpi/pmic/intel_pmic_xpower.c +++ b/drivers/acpi/pmic/intel_pmic_xpower.c @@ -220,13 +220,35 @@ static struct intel_pmic_opregion_data intel_xpower_pmic_opregion_data = { .thermal_table_count = ARRAY_SIZE(thermal_table), }; +static acpi_status intel_xpower_pmic_gpio_handler(u32 function, + acpi_physical_address address, u32 bit_width, u64 *value, + void *handler_context, void *region_context) +{ + return AE_OK; +} static int intel_xpower_pmic_opregion_probe(struct platform_device *pdev) { - struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent); - return intel_pmic_install_opregion_handler(&pdev->dev, - ACPI_HANDLE(pdev->dev.parent), axp20x->regmap, - &intel_xpower_pmic_opregion_data); + struct device *parent = pdev->dev.parent; + struct axp20x_dev *axp20x = dev_get_drvdata(parent); + acpi_status status; + int result; + + status = acpi_install_address_space_handler(ACPI_HANDLE(parent), + ACPI_ADR_SPACE_GPIO, intel_xpower_pmic_gpio_handler, + NULL, NULL); + if (ACPI_FAILURE(status)) + return -ENODEV; + + result = intel_pmic_install_opregion_handler(&pdev->dev, + ACPI_HANDLE(parent), axp20x->regmap, + &intel_xpower_pmic_opregion_data); + if (result) + acpi_remove_address_space_handler(ACPI_HANDLE(parent), + ACPI_ADR_SPACE_GPIO, + intel_xpower_pmic_gpio_handler); + + return result; } static struct platform_driver intel_xpower_pmic_opregion_driver = { |
