Thread (3 messages) 3 messages, 3 authors, 2009-06-19

Re: [PATCH] of_serial: Add UPF_FIXED_TYPE flag

From: Michael Ellerman <hidden>
Date: 2009-06-19 08:24:22

On Tue, 2009-06-09 at 18:39 -0500, Dave Mitchell wrote:
quoted hunk ↗ jump to hunk
This patch adds the UPF_FIXED_TYPE flag which will bypass the
8250's autoconfig probe for uart type. The uart type identified
by the of_serial's parse of the flat device tree will be utilized
as defined.

Signed-off-by: Dave Mitchell <redacted>
---
 drivers/serial/of_serial.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/serial/of_serial.c b/drivers/serial/of_serial.c
index 14f8fa9..3f2027c 100644
--- a/drivers/serial/of_serial.c
+++ b/drivers/serial/of_serial.c
@@ -67,7 +67,7 @@ static int __devinit of_platform_serial_setup(struct of_device *ofdev,
 	port->type = type;
 	port->uartclk = *clk;
 	port->flags = UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF | UPF_IOREMAP
-		| UPF_FIXED_PORT;
+		| UPF_FIXED_PORT | UPF_FIXED_TYPE;
I think we /probably/ want a similar change in legacy_serial.c, for soc
ports at least.

Or do people have things that are compatible "ns16550" but aren't?

cheers

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