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-rw-r--r--drivers/acpi/pmic/intel_pmic_xpower.c30
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 f8853e5eb838..6a082d4de12c 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 = {
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