[PATCH] HID: logitech-dj: Add support for G915 TKL receiver 0xc545

From: Colin Blower

Date: Fri Jul 03 2026 - 20:30:04 EST


The Logitech G915 TKL has a lightspeed receiver with a product id of
0xc545. This receiver seems to behave like 0xc547 receiver.

Add a definition for this new receiver id and a mapping for the
recvr_type_gaming_hidpp_ls_1_3 type, the receiver now reports battery
status of the connected keyboard.

Signed-off-by: Colin Blower <colin@xxxxxxxxx>
---
drivers/hid/hid-ids.h | 1 +
drivers/hid/hid-logitech-dj.c | 4 ++++
2 files changed, 5 insertions(+)

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 1059922baaac..0089a5e88ec9 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -967,6 +967,7 @@
#define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_2 0xc543
#define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_3 0xc547
#define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_4 0xc54d
+#define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_5 0xc545
#define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_POWERPLAY 0xc53a
#define USB_DEVICE_ID_LOGITECH_BOLT_RECEIVER 0xc548
#define USB_DEVICE_ID_SPACETRAVELLER 0xc623
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index 381e4dc5aba7..49b96ff2bc36 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -2102,6 +2102,10 @@ static const struct hid_device_id logi_dj_receivers[] = {
HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_4),
.driver_data = recvr_type_gaming_hidpp_ls_1_3},
+ { /* Logitech lightspeed receiver (0xc545) */
+ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
+ USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_5),
+ .driver_data = recvr_type_gaming_hidpp_ls_1_3},

{ /* Logitech 27 MHz HID++ 1.0 receiver (0xc513) */
HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER),
--
2.55.0