27 lines
932 B
Diff
27 lines
932 B
Diff
From 6ffb42870411ca082e8e46d96d72bc5d8881ce8d Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Tue, 22 Jan 2013 16:01:07 +0100
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Subject: [PATCH 116/121] serial: of: allow au1x00 and rt288x to load from OF
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In order to make serial_8250 loadable via OF on Au1x00 and Ralink WiSoC we need
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to default the iotype to UPIO_AU.
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Signed-off-by: John Crispin <blogic@openwrt.org>
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---
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drivers/tty/serial/of_serial.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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--- a/drivers/tty/serial/of_serial.c
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+++ b/drivers/tty/serial/of_serial.c
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@@ -97,7 +97,10 @@ static int of_platform_serial_setup(stru
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port->regshift = prop;
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port->irq = irq_of_parse_and_map(np, 0);
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- port->iotype = UPIO_MEM;
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+ if (of_device_is_compatible(np, "ralink,rt2880-uart"))
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+ port->iotype = UPIO_AU;
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+ else
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+ port->iotype = UPIO_MEM;
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if (of_property_read_u32(np, "reg-io-width", &prop) == 0) {
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switch (prop) {
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case 1:
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