openwrtv3/target/linux/lantiq/patches-3.10/0029-serial-MIPS-lantiq-add-clk_enable-call-to-driver.patch

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From 07cddcb5820db42cadcc4627aad7391816b63b34 Mon Sep 17 00:00:00 2001
From: Thomas Langer <thomas.langer@lantiq.com>
Date: Fri, 9 Aug 2013 20:54:30 +0200
Subject: [PATCH 29/34] serial: MIPS: lantiq: add clk_enable() call to driver
Enable the clock if one is present when setting up the console.
Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Acked-by: John Crispin <blogic@openwrt.org>
---
drivers/tty/serial/lantiq.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/tty/serial/lantiq.c
+++ b/drivers/tty/serial/lantiq.c
@@ -636,6 +636,9 @@ lqasc_console_setup(struct console *co,
port = &ltq_port->port;
+ if (!IS_ERR(ltq_port->clk))
+ clk_enable(ltq_port->clk);
+
port->uartclk = clk_get_rate(ltq_port->fpiclk);
if (options)