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authorShawn Guo <shawn.guo@linaro.org>2011-12-20 14:12:54 +0800
committerShawn Guo <shawn.guo@linaro.org>2011-12-28 21:30:49 +0800
commitca4c22d391b8a5ac2b79135213ca68abc7aeb984 (patch)
tree998c52c6e3b09bd2c8f9ff4042fe0d8b1edac642 /drivers/video
parenta481377013c1c07dac0421886db7a6b4c3081c49 (diff)
downloadlinux-ca4c22d391b8a5ac2b79135213ca68abc7aeb984.tar.bz2
video: mxsfb: convert to clk_prepare/clk_unprepare
The patch converts mxsfb 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> Acked-by: Marek Vasut <marek.vasut@gmail.com> Acked-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/mxsfb.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index d837d63c456f..eb3c5eea1a0f 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -328,7 +328,7 @@ static void mxsfb_enable_controller(struct fb_info *fb_info)
dev_dbg(&host->pdev->dev, "%s\n", __func__);
- clk_enable(host->clk);
+ clk_prepare_enable(host->clk);
clk_set_rate(host->clk, PICOS2KHZ(fb_info->var.pixclock) * 1000U);
/* if it was disabled, re-enable the mode again */
@@ -368,7 +368,7 @@ static void mxsfb_disable_controller(struct fb_info *fb_info)
writel(VDCTRL4_SYNC_SIGNALS_ON, host->base + LCDC_VDCTRL4 + REG_CLR);
- clk_disable(host->clk);
+ clk_disable_unprepare(host->clk);
host->enabled = 0;
}
@@ -668,7 +668,7 @@ static int __devinit mxsfb_restore_mode(struct mxsfb_info *host)
line_count = fb_info->fix.smem_len / fb_info->fix.line_length;
fb_info->fix.ypanstep = 1;
- clk_enable(host->clk);
+ clk_prepare_enable(host->clk);
host->enabled = 1;
return 0;
@@ -841,7 +841,7 @@ static int __devinit mxsfb_probe(struct platform_device *pdev)
error_register:
if (host->enabled)
- clk_disable(host->clk);
+ clk_disable_unprepare(host->clk);
fb_destroy_modelist(&fb_info->modelist);
error_init_fb:
kfree(fb_info->pseudo_palette);