From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Eric Tremblay <etremblay@distech-controls.com>
Cc: "Jiri Slaby" <jirislaby@kernel.org>,
"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
linux-serial@vger.kernel.org, kernel@pengutronix.de
Subject: [PATCH v3 2/3] serial: 8250: Add UART_CAP_NOTEMT on PORT_16550A_FSL64
Date: Wed, 30 Mar 2022 12:46:41 +0200 [thread overview]
Message-ID: <20220330104642.229507-3-u.kleine-koenig@pengutronix.de> (raw)
In-Reply-To: <20220330104642.229507-1-u.kleine-koenig@pengutronix.de>
From: Eric Tremblay <etremblay@distech-controls.com>
The Freescale variant of the 16550A doesn't have an interrupt on TEMT
available when using the FIFO mode.
Signed-off-by: Eric Tremblay <etremblay@distech-controls.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
drivers/tty/serial/8250/8250_port.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index 0af13b4c76a0..b9f252d24207 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -263,7 +263,7 @@ static const struct serial8250_config uart_config[] = {
.tx_loadsz = 63,
.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10 |
UART_FCR7_64BYTE,
- .flags = UART_CAP_FIFO,
+ .flags = UART_CAP_FIFO | UART_CAP_NOTEMT,
},
[PORT_RT2880] = {
.name = "Palmchip BK-3103",
--
2.30.2
next prev parent reply other threads:[~2022-03-30 10:47 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-30 10:46 [PATCH v3 0/3] Handle UART without interrupt on TEMT using em485 Uwe Kleine-König
2022-03-30 10:46 ` [PATCH v3 1/3] serial: 8250: " Uwe Kleine-König
2022-03-30 11:20 ` Ilpo Järvinen
2022-03-30 14:21 ` Uwe Kleine-König
2022-03-31 8:03 ` Ilpo Järvinen
2022-04-19 8:09 ` Ilpo Järvinen
2022-04-19 10:11 ` Greg Kroah-Hartman
2022-04-19 10:36 ` Ilpo Järvinen
2022-04-19 10:41 ` Greg Kroah-Hartman
2022-03-30 10:46 ` Uwe Kleine-König [this message]
2022-03-30 10:46 ` [PATCH v3 3/3] serial: 8250: add compatible for fsl,16550-FIFO64 Uwe Kleine-König
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