![]() ![]() Received limited tested due to -ENODEV (the compiler said it works). The code has been taken from omap-serial driver and Serial_omap_probe_rs485() to configure atleast RTS gpio which is a must It is expected that the potential rs485 user invokes With this change gone it fits fine as generic The rs485 parts seems to wait for half fifo and thenĪgain for the empty fifo. The driver has always TX_EMPTY setīecause the 8250 core expects an interrupt after the TX fifo + shift So after I stuffed the rs485 support from the omap-serial intoĨ250-omap, I've been looking at it and the only omap specific part was Next in thread: Lennart Sorensen: "Re: tty: serial: 8250-core: add rs485 support" In reply to: Sebastian Andrzej Siewior: "Re: tty: serial: 8250 core: allow to overwrite & export serial8250_startup()" Previous message: Sebastian Andrzej Siewior: " tty: serial: 8250 core: allow to overwrite & export serial8250_startup()" Next message: Sebastian Andrzej Siewior: " tty: serial: 8250-core: reorder serial8250_stop_rx() & serial8250_start_tx()" Tty: serial: 8250-core: add rs485 support ![]()
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