diff options
author | Fancy Fang <chen.fang@freescale.com> | 2015-07-13 15:11:36 +0800 |
---|---|---|
committer | Fancy Fang <chen.fang@freescale.com> | 2015-07-13 16:22:01 +0800 |
commit | f510aacbe9a2ee7d543240457a48cb924faa3c1d (patch) | |
tree | 33b6d544ae9fd7440aeecba3d90fdbc852c06f43 /drivers | |
parent | d1e680a0d20ac88e9bbcc7c4a7008999d79ca322 (diff) |
MLK-11240 video: mxsfb: refine the lcdif driver code logic
Do some code logic refinement for lcdif driver to make it
more reasonable and strong. set_par and enable_controller
calling sequences should be more exact.
Signed-off-by: Fancy Fang <chen.fang@freescale.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/video/mxsfb.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index 43f6058d68be..012e523ceca4 100644 --- a/drivers/video/mxsfb.c +++ b/drivers/video/mxsfb.c @@ -551,12 +551,6 @@ static void mxsfb_enable_controller(struct fb_info *fb_info) } clk_enable_pix(host); - /* Clean soft reset and clock gate bit if it was enabled */ - writel(CTRL_SFTRST | CTRL_CLKGATE, host->base + LCDC_CTRL + REG_CLR); - - /* reconfigure the lcdif after */ - mxsfb_set_par(&host->fb_info); - writel(CTRL2_OUTSTANDING_REQS__REQ_16, host->base + LCDC_V4_CTRL2 + REG_SET); @@ -872,6 +866,11 @@ static int mxsfb_blank(int blank, struct fb_info *fb_info) case FB_BLANK_UNBLANK: if (!host->enabled) { + clk_enable_pix(host); + clk_enable_axi(host); + clk_enable_disp_axi(host); + + writel(0, host->base + LCDC_CTRL); mxsfb_set_par(&host->fb_info); mxsfb_enable_controller(fb_info); } |