diff mbox series

USB: serial: ftdi_sio: add support for Abacus Electrics Optical Probe

Message ID Z9ewW-63F212DcV7@veno.localdomain
State New
Headers show
Series USB: serial: ftdi_sio: add support for Abacus Electrics Optical Probe | expand

Commit Message

Michael Ehrenreich March 17, 2025, 5:17 a.m. UTC
Abacus Electrics makes optical probes for interacting with smart meters
over an optical interface.

At least one version uses an FT232B chip (as detected by ftdi_sio) with
a custom USB PID, which needs to be added to the list to make the device
work in a plug-and-play fashion.

Signed-off-by: Michael Ehrenreich <michideep@gmail.com>
---
 drivers/usb/serial/ftdi_sio.c     | 2 ++
 drivers/usb/serial/ftdi_sio_ids.h | 5 +++++
 2 files changed, 7 insertions(+)
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Patch

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index e07c5e3eb..7bf46104e 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1079,6 +1079,8 @@  static const struct usb_device_id id_table_combined[] = {
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
 	/* GMC devices */
 	{ USB_DEVICE(GMC_VID, GMC_Z216C_PID) },
+	/* Abacus Electrics */
+	{ USB_DEVICE(FTDI_VID, ABACUS_OPTICAL_PROBE_PID) },
 	{ }					/* Terminating entry */
 };
 
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 5ee60ba2a..5de8067be 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -1612,3 +1612,8 @@ 
  */
 #define GMC_VID				0x1cd7
 #define GMC_Z216C_PID			0x0217 /* GMC Z216C Adapter IR-USB */
+
+/*
+ * Abacus Electrics
+ */
+#define ABACUS_OPTICAL_PROBE_PID	0xf458 /* ABACUS ELECTRICS Optical Probe */