diff options
| author | Max Filippov <jcmvbkbc@gmail.com> | 2023-10-10 01:59:26 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-10-16 20:18:15 +0200 |
| commit | b0c9a045e8c7d4791ef8bafae2c29fe00e835067 (patch) | |
| tree | 5b293869b3feb040b0f0eb1b3dc39b61c95bfa38 /drivers/tty/serial/Kconfig | |
| parent | 7f399b0d1ac06ce8b626a0708988a310c0bd04a6 (diff) | |
drivers/tty/serial: add ESP32S3 ACM gadget driver
Add driver for the ACM gadget controller of the Espressif ESP32S3 SoC.
Hardware specification is available at the following URL:
https://www.espressif.com/sites/default/files/documentation/esp32-s3_technical_reference_manual_en.pdf
(Chapter 33 USB Serial/JTAG Controller)
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Link: https://lore.kernel.org/r/20231010085926.1021667-6-jcmvbkbc@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/Kconfig')
| -rw-r--r-- | drivers/tty/serial/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index d9ca6b268f01..732c893c8d16 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1591,6 +1591,19 @@ config SERIAL_ESP32 earlycon=esp32s3uart,mmio32,0x60000000,115200n8,40000000 earlycon=esp32uart,mmio32,0x3ff40000,115200n8 +config SERIAL_ESP32_ACM + tristate "Espressif ESP32 USB ACM gadget support" + depends on XTENSA_PLATFORM_ESP32 || (COMPILE_TEST && OF) + select SERIAL_CORE + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON + help + Driver for the CDC ACM gadget controller of the Espressif ESP32S3 + SoCs that share separate USB controller with the JTAG adapter. + When earlycon option is enabled the following kernel command line + snippet may be used: + earlycon=esp32s3acm,mmio32,0x60038000 + endmenu config SERIAL_MCTRL_GPIO |