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serial/arc-uart: Miscll DT related updates (Grant's review comments)

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-replace "baud" with "current-speed"
-if uart alias doesn't exist in DT, don't abort, pick 0

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: devicetree-discuss@lists.ozlabs.org
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Rob Landley <rob@landley.net>
Cc: linux-serial@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vineet Gupta
2013-02-11 14:11:41 +05:30
committed by Greg Kroah-Hartman
parent f2eca58f2a
commit 11c62d4f1d
2 changed files with 6 additions and 8 deletions
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10
drivers/tty/serial/arc_uart.c
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@@ -547,8 +547,8 @@ arc_uart_init_one(struct platform_device *pdev, int dev_id)
}
uart->port.uartclk = val;
if (of_property_read_u32(np, "baud", &val)) {
dev_err(&pdev->dev, "baud property NOT set\n");
if (of_property_read_u32(np, "current-speed", &val)) {
dev_err(&pdev->dev, "current-speed property NOT set\n");
return -EINVAL;
}
uart->baud = val;
@@ -694,10 +694,8 @@ static int arc_serial_probe(struct platform_device *pdev)
return -ENODEV;
dev_id = of_alias_get_id(np, "serial");
if (dev_id < 0) {
dev_err(&pdev->dev, "failed to get alias id: %d\n", dev_id);
return dev_id;
}
if (dev_id < 0)
dev_id = 0;
rc = arc_uart_init_one(pdev, dev_id);
if (rc)