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video: rockchip: vop: 3399: add power domain control

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Change-Id: Ie10029456b2a62a30c5571131c142e0468f86d48
Signed-off-by: Huang Jiachai <hjc@rock-chips.com>
This commit is contained in:
Huang Jiachai 2016-04-15 10:36:48 +08:00
parent 50b7e576c6
commit 151c8e994c
1 changed files with 13 additions and 0 deletions
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13
drivers/video/rockchip/lcdc/rk322x_lcdc.c
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@ -364,6 +364,9 @@ static int vop_clk_enable(struct vop_device *vop_dev)
clk_prepare_enable(vop_dev->hclk_noc);
if (vop_dev->aclk_noc)
clk_prepare_enable(vop_dev->aclk_noc);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
pm_runtime_get_sync(vop_dev->dev);
#endif
spin_lock(&vop_dev->reg_lock);
vop_dev->clk_on = 1;
spin_unlock(&vop_dev->reg_lock);
@ -379,6 +382,9 @@ static int vop_clk_disable(struct vop_device *vop_dev)
vop_dev->clk_on = 0;
spin_unlock(&vop_dev->reg_lock);
mdelay(25);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
pm_runtime_put(vop_dev->dev);
#endif
clk_disable_unprepare(vop_dev->dclk);
clk_disable_unprepare(vop_dev->hclk);
clk_disable_unprepare(vop_dev->aclk);
@ -4824,6 +4830,10 @@ static int vop_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, vop_dev);
vop_dev->dev = dev;
vop_parse_dt(vop_dev);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
/* enable power domain */
pm_runtime_enable(dev);
#endif
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
vop_dev->reg_phy_base = res->start;
vop_dev->len = resource_size(res);
@ -4929,6 +4939,9 @@ static void vop_shutdown(struct platform_device *pdev)
vop_deint(vop_dev);
vop_clk_disable(vop_dev);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
pm_runtime_disable(vop_dev->dev);
#endif
rk_disp_pwr_disable(dev_drv);
}