From: Trevor Woerner <twoerner@gmail.com>
To: linux-kernel@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>
Cc: linux-serial@vger.kernel.org
Subject: [PATCH 1/3] serial: 8250_fintek.c: Finish support for the F81865
Date: Fri, 11 Mar 2022 02:02:00 -0500 [thread overview]
Message-ID: <20220311070203.18159-1-twoerner@gmail.com> (raw)
This driver only partially supports the F81865 device. The UART portions
of this SuperIO chip behave exactly like the UART of the F81866, except
that the F81866 has 128-byte FIFOs whereas the F81865 has 16-byte FIFOs.
Therefore fill out the support for the F81865 in the places where it is
missing.
Tested at 1500000 baud on the iEi NANO-PV-D5251-R10 board.
Signed-off-by: Trevor Woerner <twoerner@gmail.com>
---
drivers/tty/serial/8250/8250_fintek.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/tty/serial/8250/8250_fintek.c b/drivers/tty/serial/8250/8250_fintek.c
index 251f0018ae8c..d9f0e546b1a1 100644
--- a/drivers/tty/serial/8250/8250_fintek.c
+++ b/drivers/tty/serial/8250/8250_fintek.c
@@ -316,6 +316,7 @@ static void fintek_8250_set_termios(struct uart_port *port,
break;
case CHIP_ID_F81966:
case CHIP_ID_F81866:
+ case CHIP_ID_F81865:
reg = F81866_UART_CLK;
break;
default:
@@ -363,6 +364,7 @@ static void fintek_8250_set_termios_handler(struct uart_8250_port *uart)
case CHIP_ID_F81216H:
case CHIP_ID_F81966:
case CHIP_ID_F81866:
+ case CHIP_ID_F81865:
uart->port.set_termios = fintek_8250_set_termios;
break;
--
2.34.1.75.gabe6bb3905
next reply other threads:[~2022-03-11 7:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-11 7:02 Trevor Woerner [this message]
2022-03-11 14:38 ` [PATCH 1/3] serial: 8250_fintek.c: Finish support for the F81865 Trevor Woerner
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