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From: Marco De Marco <>
Subject: [PATCH v2] usb: serial: option: Add support for u-blox LARA-R6 family
Date: Mon, 05 Jul 2021 19:44:21 +0000	[thread overview]
Message-ID: <49260184.kfMIbaSn9k@mars> (raw)

The patch is meant to support LARA-R6 Cat 1 module family.

Module USB ID:
Vendor  ID: 0x05c6
Product ID: 0x90fA

Interface layout:
If 0: Diagnostic
If 1: AT parser
If 2: AT parser
If 3: QMI wwan (not available in all versions)

Signed-off-by: Marco De Marco <>


ADB interface is not available. 
Diagnostic interface (If 0) can be used with option driver.

Output of usb-devices command (this version does not have QMI WWAN):
T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  3 Spd=480 MxCh= 0
D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=05c6 ProdID=90fa Rev=00.00
S:  Manufacturer=Qualcomm, Incorporated
S:  Product=Qualcomm CDMA Technologies MSM
S:  SerialNumber=7da8aacd
C:  #Ifs= 3 Cfg#= 1 Atr=c0 MxPwr=500mA
I:  If#=0x0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=(none)
I:  If#=0x1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
I:  If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=fe Prot=ff Driver=(none)

Thanks for your patience and the tireless endeavour.

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index aeaa3756f..32d1eac8c 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -238,6 +238,7 @@ static void option_instat_callback(struct urb *urb);
 #define QUECTEL_PRODUCT_UC15			0x9090
 /* These u-blox products use Qualcomm's vendor ID */
 #define UBLOX_PRODUCT_R410M			0x90b2
+#define UBLOX_PRODUCT_R6XX			0x90fa
 /* These Yuga products use Qualcomm's vendor ID */
 #define YUGA_PRODUCT_CLM920_NC5			0x9625
@@ -1101,6 +1102,8 @@ static const struct usb_device_id option_ids[] = {
 	/* u-blox products using Qualcomm vendor ID */
 	  .driver_info = RSVD(1) | RSVD(3) },
+	  .driver_info = RSVD(3) },
 	/* Quectel products using Quectel vendor ID */
 	  .driver_info = NUMEP2 },

             reply	other threads:[~2021-07-05 19:44 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-05 19:44 Marco De Marco [this message]
2021-07-06  6:35 ` [PATCH v2] usb: serial: option: Add support for u-blox LARA-R6 family Johan Hovold
2021-07-12  8:30 ` Johan Hovold

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