From: Yoshinori Sato <ysato@users.sourceforge.jp>
To: linux-sh@vger.kernel.org
Subject: [PATCH] [RFC] serial: sh-sci: fix register alocation in h8300.
Date: Wed, 11 Jul 2018 11:41:22 +0000 [thread overview]
Message-ID: <20180711114121.10735-1-ysato@users.sourceforge.jp> (raw)
h8300's SCI registers aligned byte address.
Although it may be appropriate to put it in sci_port_params,
because I can not think of a good way, I did it like this.
Signei-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
---
drivers/tty/serial/sh-sci.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index c181eb37f985..827ef57cebb8 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2862,12 +2862,16 @@ static int sci_init_single(struct platform_device *dev,
port->flags = UPF_FIXED_PORT | UPF_BOOT_AUTOCONF | p->flags;
port->fifosize = sci_port->params->fifosize;
+#if !defined(CONFIG_H8300)
if (port->type = PORT_SCI) {
if (sci_port->reg_size >= 0x20)
port->regshift = 2;
else
port->regshift = 1;
}
+#else
+ port->regshift = 0;
+#endif
/*
* The UART port needs an IRQ value, so we peg this to the RX IRQ
--
2.11.0
next reply other threads:[~2018-07-11 11:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-11 11:41 Yoshinori Sato [this message]
2018-07-11 12:53 ` [PATCH] [RFC] serial: sh-sci: fix register alocation in h8300 Geert Uytterhoeven
2018-07-12 9:44 ` Yoshinori Sato
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