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* [PATCH] MIPS: Loongson64: enable CONFIG_USB_SERIAL_PL2303
@ 2021-03-29  7:15 Qing Zhang
  2021-03-29  9:27 ` Thomas Bogendoerfer
  2021-03-30  1:48 ` Jiaxun Yang
  0 siblings, 2 replies; 4+ messages in thread
From: Qing Zhang @ 2021-03-29  7:15 UTC (permalink / raw)
  To: Thomas Bogendoerfer; +Cc: Jiaxun Yang, Huacai Chen, linux-mips, linux-kernel

When using the Loongson-3A4000 machine for serial port debugging,
there is no /dev/ttyUSB* output, which makes the serial port unavailable,
For convenience, we open this configuration.

zhangqing@loongson-pc:~$ cat /sys/firmware/lefi/boardinfo
Board Info
Manufacturer		: THTF
Board Name		: THTF-LS3A4000-7A1000-ML4A
Family			: LOONGSON3

BIOS Info
Vendor			: ZD tech
Version			: ZD tech-V2.1.1
ROM Size		: 4 KB
Release Date		: 2020-06-29

zhangqing@loongson-pc:~$ lsusb
Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 Device 003: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
Bus 005 Device 002: ID 0c45:760b Microdia USB Keyboard
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 003: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

Signed-off-by: Qing Zhang <zhangqing@loongson.cn>
---
 arch/mips/configs/loongson3_defconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/configs/loongson3_defconfig b/arch/mips/configs/loongson3_defconfig
index 77f6a3551f46..a18609cf0e5e 100644
--- a/arch/mips/configs/loongson3_defconfig
+++ b/arch/mips/configs/loongson3_defconfig
@@ -320,6 +320,7 @@ CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_UHCI_HCD=m
 CONFIG_USB_STORAGE=m
 CONFIG_USB_SERIAL=m
+CONFIG_USB_SERIAL_PL2303=m
 CONFIG_USB_SERIAL_OPTION=m
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_CMOS=y
-- 
2.31.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-03-30  2:36 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-03-29  7:15 [PATCH] MIPS: Loongson64: enable CONFIG_USB_SERIAL_PL2303 Qing Zhang
2021-03-29  9:27 ` Thomas Bogendoerfer
2021-03-30  1:48 ` Jiaxun Yang
2021-03-30  2:35   ` zhangqing

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