162306a36Sopenharmony_ciWhat: /sys/bus/platform/drivers/aspeed-uart-routing/\*/uart\* 262306a36Sopenharmony_ciDate: September 2021 362306a36Sopenharmony_ciContact: Oskar Senft <osk@google.com> 462306a36Sopenharmony_ci Chia-Wei Wang <chiawei_wang@aspeedtech.com> 562306a36Sopenharmony_ciDescription: Selects the RX source of the UARTx device. 662306a36Sopenharmony_ci 762306a36Sopenharmony_ci When read, each file shows the list of available options with currently 862306a36Sopenharmony_ci selected option marked by brackets "[]". The list of available options 962306a36Sopenharmony_ci depends on the selected file. 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci e.g. 1262306a36Sopenharmony_ci cat /sys/bus/platform/drivers/aspeed-uart-routing/\*.uart_routing/uart1 1362306a36Sopenharmony_ci [io1] io2 io3 io4 uart2 uart3 uart4 io6 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci In this case, UART1 gets its input from IO1 (physical serial port 1). 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ciUsers: OpenBMC. Proposed changes should be mailed to 1862306a36Sopenharmony_ci openbmc@lists.ozlabs.org 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ciWhat: /sys/bus/platform/drivers/aspeed-uart-routing/\*/io\* 2162306a36Sopenharmony_ciDate: September 2021 2262306a36Sopenharmony_ciContact: Oskar Senft <osk@google.com> 2362306a36Sopenharmony_ci Chia-Wei Wang <chiawei_wang@aspeedtech.com> 2462306a36Sopenharmony_ciDescription: Selects the RX source of IOx serial port. The current selection 2562306a36Sopenharmony_ci will be marked by brackets "[]". 2662306a36Sopenharmony_ciUsers: OpenBMC. Proposed changes should be mailed to 2762306a36Sopenharmony_ci openbmc@lists.ozlabs.org 28