From: Ilpo Järvinen Date: Mon, 6 Jun 2022 10:04:09 +0000 (+0300) Subject: serial: pl011: Fill in rs485_supported X-Git-Tag: v6.1-rc5~654^2~119 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ebe2cf736a0426b228b73f858cdd782c77c109c3;p=platform%2Fkernel%2Flinux-starfive.git serial: pl011: Fill in rs485_supported Add information on supported serial_rs485 features. Signed-off-by: Ilpo Järvinen Link: https://lore.kernel.org/r/20220606100433.13793-13-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 97ef41c..cdc466e 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -2751,6 +2751,13 @@ static int pl011_register_port(struct uart_amba_port *uap) return ret; } +static const struct serial_rs485 pl011_rs485_supported = { + .flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND | SER_RS485_RTS_AFTER_SEND | + SER_RS485_RX_DURING_TX, + .delay_rts_before_send = 1, + .delay_rts_after_send = 1, +}; + static int pl011_probe(struct amba_device *dev, const struct amba_id *id) { struct uart_amba_port *uap; @@ -2777,6 +2784,7 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id) uap->port.irq = dev->irq[0]; uap->port.ops = &amba_pl011_pops; uap->port.rs485_config = pl011_rs485_config; + uap->port.rs485_supported = &pl011_rs485_supported; snprintf(uap->type, sizeof(uap->type), "PL011 rev%u", amba_rev(dev)); ret = pl011_setup_port(&dev->dev, uap, &dev->res, portnr);