From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Zhao Subject: [PATCH V3 11/14] serial: imx: add clk_prepare/clk_unprepare Date: Fri, 11 Nov 2011 18:50:34 +0800 Message-ID: <1321008637-19999-12-git-send-email-richard.zhao@linaro.org> References: <1321008637-19999-1-git-send-email-richard.zhao@linaro.org> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1321008637-19999-1-git-send-email-richard.zhao-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org, amit.kucheria-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org, kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org, cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org, alan-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, eric.miao-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, Richard Zhao List-Id: linux-serial@vger.kernel.org Signed-off-by: Richard Zhao --- drivers/tty/serial/imx.c | 7 +++---- 1 files changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 163fc90..8f3709f 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1390,7 +1390,7 @@ static int serial_imx_probe(struct platform_device *pdev) ret = PTR_ERR(sport->clk); goto unmap; } - clk_enable(sport->clk); + clk_prepare_enable(sport->clk); sport->port.uartclk = clk_get_rate(sport->clk); @@ -1413,8 +1413,8 @@ deinit: if (pdata && pdata->exit) pdata->exit(pdev); clkput: + clk_disable_unprepare(sport->clk); clk_put(sport->clk); - clk_disable(sport->clk); unmap: iounmap(sport->port.membase); free: @@ -1434,11 +1434,10 @@ static int serial_imx_remove(struct platform_device *pdev) if (sport) { uart_remove_one_port(&imx_reg, &sport->port); + clk_disable_unprepare(sport->clk); clk_put(sport->clk); } - clk_disable(sport->clk); - if (pdata && pdata->exit) pdata->exit(pdev); -- 1.7.5.4