summaryrefslogtreecommitdiffstats
path: root/drivers/bluetooth
diff options
context:
space:
mode:
authorHans de Goede <hdegoede@redhat.com>2023-03-31 23:11:23 +0200
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2023-04-24 07:00:46 +0200
commit9a09460274d311466b44743c281c81f36c3e4df4 (patch)
tree2dc314dd47598a73db4fdfdbece7af5647bc70cd /drivers/bluetooth
parentBluetooth: hci_bcm: Limit bcm43430a0 / bcm43430a1 baudrate to 2000000 (diff)
downloadlinux-9a09460274d311466b44743c281c81f36c3e4df4.tar.xz
linux-9a09460274d311466b44743c281c81f36c3e4df4.zip
Bluetooth: hci_bcm: Add Lenovo Yoga Tablet 2 830 / 1050 to the bcm_broken_irq_dmi_table
The DSDT for the Lenovo Yoga Tablet 2 830 / 1050 models (which share the same mainboard) specifies a IOAPIC IRQ for the HCI -> host IRQ but this is not correct. Like the Asus TF103C these tablets use pin 17 of the INT33FC:02 GPIO controller for the IRQ and this pin is _not_ configured in direct IRQ mode by the firmware. Add a DMI match for this, re-using the Asus TF103C gpiod_lookup_table, to fix bluetooth not working on these tablets. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/hci_bcm.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 4a3ef844df5d..eb9e1c858e91 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -890,7 +890,7 @@ unlock:
#endif
/* Some firmware reports an IRQ which does not work (wrong pin in fw table?) */
-static struct gpiod_lookup_table asus_tf103c_irq_gpios = {
+static struct gpiod_lookup_table irq_on_int33fc02_pin17_gpios = {
.dev_id = "serial0-0",
.table = {
GPIO_LOOKUP("INT33FC:02", 17, "host-wakeup-alt", GPIO_ACTIVE_HIGH),
@@ -905,7 +905,18 @@ static const struct dmi_system_id bcm_broken_irq_dmi_table[] = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "TF103C"),
},
- .driver_data = &asus_tf103c_irq_gpios,
+ .driver_data = &irq_on_int33fc02_pin17_gpios,
+ },
+ {
+ .ident = "Lenovo Yoga Tablet 2 830F/L / 1050F/L",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
+ DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
+ /* Partial match on beginning of BIOS version */
+ DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21"),
+ },
+ .driver_data = &irq_on_int33fc02_pin17_gpios,
},
{
.ident = "Meegopad T08",