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rk3368 lcdc: init pixclock when uboot logo on is open, it is need by DSI

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Signed-off-by: hjc <hjc@rock-chips.com>
This commit is contained in:
hjc 2015-03-02 15:25:38 +08:00
parent b9721d0365
commit 9518713533
1 changed files with 5 additions and 6 deletions
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11
drivers/video/rockchip/lcdc/rk3368_lcdc.c
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@ -1442,7 +1442,7 @@ static int __maybe_unused rk3368_lcdc_mmu_en(struct rk_lcdc_driver *dev_drv)
return 0;
}
static int rk3368_lcdc_set_dclk(struct rk_lcdc_driver *dev_drv)
static int rk3368_lcdc_set_dclk(struct rk_lcdc_driver *dev_drv, int reset_rate)
{
int ret = 0, fps = 0;
struct lcdc_device *lcdc_dev =
@ -1451,8 +1451,8 @@ static int rk3368_lcdc_set_dclk(struct rk_lcdc_driver *dev_drv)
#ifdef CONFIG_RK_FPGA
return 0;
#endif
ret = clk_set_rate(lcdc_dev->dclk, screen->mode.pixclock);/*set pll */
if (reset_rate)
ret = clk_set_rate(lcdc_dev->dclk, screen->mode.pixclock);/*set pll */
if (ret)
dev_err(dev_drv->dev, "set lcdc%d dclk failed\n", lcdc_dev->id);
lcdc_dev->pixclock =
@ -1915,7 +1915,7 @@ static int rk3368_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
rk3368_config_timing(dev_drv);
}
spin_unlock(&lcdc_dev->reg_lock);
rk3368_lcdc_set_dclk(dev_drv);
rk3368_lcdc_set_dclk(dev_drv, 1);
if (screen->type != SCREEN_HDMI && dev_drv->trsm_ops &&
dev_drv->trsm_ops->enable)
dev_drv->trsm_ops->enable();
@ -2032,7 +2032,7 @@ static int rk3368_lcdc_open(struct rk_lcdc_driver *dev_drv, int win_id,
/*if (dev_drv->iommu_enabled)
rk3368_lcdc_mmu_en(dev_drv); */
if ((support_uboot_display() && (lcdc_dev->prop == PRMRY))) {
/*rk3368_lcdc_set_dclk(dev_drv); */
rk3368_lcdc_set_dclk(dev_drv, 0);
rk3368_lcdc_enable_irq(dev_drv);
} else {
rk3368_load_screen(dev_drv, 1);
@ -3094,7 +3094,6 @@ static int rk3368_lcdc_early_resume(struct rk_lcdc_driver *dev_drv)
if (dev_drv->trsm_ops && dev_drv->trsm_ops->enable)
dev_drv->trsm_ops->enable();
return 0;
}