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of_serial: Add UPF_FIXED_TYPE flag
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 <dmitchell@amcc.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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@ -67,7 +67,7 @@ static int __devinit of_platform_serial_setup(struct of_device *ofdev,
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port->type = type;
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port->uartclk = *clk;
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port->flags = UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF | UPF_IOREMAP
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| UPF_FIXED_PORT;
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| UPF_FIXED_PORT | UPF_FIXED_TYPE;
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port->dev = &ofdev->dev;
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/* If current-speed was set, then try not to change it. */
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if (spd)
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