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authorShawn Guo <shawn.guo@linaro.org>2011-12-20 07:10:29 +0100
committerShawn Guo <shawn.guo@linaro.org>2011-12-28 14:30:48 +0100
commita481377013c1c07dac0421886db7a6b4c3081c49 (patch)
tree3cef0449d1b82fa101eafe77807e64d962176b64 /drivers
parentnet: flexcan: convert to clk_prepare/clk_unprepare (diff)
downloadlinux-a481377013c1c07dac0421886db7a6b4c3081c49.tar.xz
linux-a481377013c1c07dac0421886db7a6b4c3081c49.zip
serial: mxs-auart: convert to clk_prepare/clk_unprepare
The patch converts mxs-auart driver to clk_prepare/clk_unprepare by using helper functions clk_prepare_enable/clk_disable_unprepare. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Alan Cox <alan@linux.intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/tty/serial/mxs-auart.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
index 7e02c9c344fe..c33500a5e032 100644
--- a/drivers/tty/serial/mxs-auart.c
+++ b/drivers/tty/serial/mxs-auart.c
@@ -424,7 +424,7 @@ static int mxs_auart_startup(struct uart_port *u)
{
struct mxs_auart_port *s = to_auart_port(u);
- clk_enable(s->clk);
+ clk_prepare_enable(s->clk);
writel(AUART_CTRL0_CLKGATE, u->membase + AUART_CTRL0_CLR);
@@ -453,7 +453,7 @@ static void mxs_auart_shutdown(struct uart_port *u)
writel(AUART_INTR_RXIEN | AUART_INTR_RTIEN | AUART_INTR_CTSMIEN,
u->membase + AUART_INTR_CLR);
- clk_disable(s->clk);
+ clk_disable_unprepare(s->clk);
}
static unsigned int mxs_auart_tx_empty(struct uart_port *u)
@@ -634,7 +634,7 @@ auart_console_setup(struct console *co, char *options)
if (!s)
return -ENODEV;
- clk_enable(s->clk);
+ clk_prepare_enable(s->clk);
if (options)
uart_parse_options(options, &baud, &parity, &bits, &flow);
@@ -643,7 +643,7 @@ auart_console_setup(struct console *co, char *options)
ret = uart_set_options(&s->port, co, baud, parity, bits, flow);
- clk_disable(s->clk);
+ clk_disable_unprepare(s->clk);
return ret;
}