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Diffstat (limited to 'drivers/acpi/x86/utils.c')
| -rw-r--r-- | drivers/acpi/x86/utils.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index 9a8e286dd86f..c6df14802741 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -56,6 +56,11 @@ static const struct always_present_id always_present_ids[] = { */ ENTRY("80860F09", "1", ICPU(INTEL_FAM6_ATOM_SILVERMONT), {}), ENTRY("80862288", "1", ICPU(INTEL_FAM6_ATOM_AIRMONT), {}), + + /* Lenovo Yoga Book uses PWM2 for keyboard backlight control */ + ENTRY("80862289", "2", ICPU(INTEL_FAM6_ATOM_AIRMONT), { + DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X9"), + }), /* * The INT0002 device is necessary to clear wakeup interrupt sources * on Cherry Trail devices, without it we get nobody cared IRQ msgs. |