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Date: Fri, 8 Aug 2014 14:05:37 +0300 From: Heikki Krogerus <heikki.krogerus@...ux.intel.com> To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>, Alan Cox <alan@...rguk.ukuu.org.uk> Cc: linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, Tony Lindgren <tony@...mide.com>, Felipe Balbi <balbi@...com>, linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org Subject: Re: [PATCH 6/6] tty: serial: Add 8250-core based omap driver On Wed, Jul 09, 2014 at 07:49:37PM +0200, Sebastian Andrzej Siewior wrote: > diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c > index bf06a4c..1cbfc8c 100644 > --- a/drivers/tty/serial/8250/8250_core.c > +++ b/drivers/tty/serial/8250/8250_core.c > @@ -263,6 +263,12 @@ static const struct serial8250_config uart_config[] = { > .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, > .flags = UART_CAP_FIFO | UART_CAP_AFE, > }, > + [PORT_OMAP_16750] = { > + .name = "OMAP", > + .fifo_size = 64, > + .tx_loadsz = 64, > + .flags = UART_CAP_FIFO | UART_CAP_EFR | UART_CAP_SLEEP, > + }, > [PORT_TEGRA] = { > .name = "Tegra", > .fifo_size = 32, > @@ -1340,6 +1346,8 @@ static void serial8250_stop_rx(struct uart_port *port) > pm_runtime_get_sync(port->dev); > > up->ier &= ~UART_IER_RLSI; > + if (port->type == PORT_OMAP_16750) > + up->ier &= ~UART_IER_RDI; > up->port.read_status_mask &= ~UART_LSR_DR; > serial_port_out(port, UART_IER, up->ier); Alan couldn't UART_IER_RDI be always cleared here with all port types? Actually, shouldn't it be? Then the custom port type PORT_OMAP_16750 would not be needed. -- heikki -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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