Merge 3.8-rc5 into tty-next

This resolves a number of tty driver merge issues found in linux-next

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/vt8500_serial.c

@@ -610,7 +610,15 @@ static int vt8500_serial_probe(struct platform_device *pdev)
 	vt8500_port->uart.line = port;
 	vt8500_port->uart.dev = &pdev->dev;
 	vt8500_port->uart.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF;
-	vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk);
+
+	vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0);
+	if (!IS_ERR(vt8500_port->clk)) {
+		vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk);
+	} else {
+		/* use the default of 24Mhz if not specified and warn */
+		pr_warn("%s: serial clock source not specified\n", __func__);
+		vt8500_port->uart.uartclk = 24000000;
+	}
 
 	snprintf(vt8500_port->name, sizeof(vt8500_port->name),
 		 "VT8500 UART%d", pdev->id);