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drm/rockchip: driver: add to get dclk pll source

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Signed-off-by: Sandy Huang <hjc@rock-chips.com>
Change-Id: I8f5f48a51d5ffa70312c142511aebe498f8eb796
This commit is contained in:
Sandy Huang
2021-08-25 16:57:05 +08:00
committed by Tao Huang
parent 1b6d9a91b2
commit df9559ce24
1 changed files with 20 additions and 0 deletions
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20
drivers/gpu/drm/rockchip/rockchip_drm_drv.c
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@@ -15,6 +15,7 @@
#include <linux/of_address.h>
#include <linux/of_graph.h>
#include <linux/of_platform.h>
#include <linux/clk.h>
#include <linux/component.h>
#include <linux/console.h>
#include <linux/iommu.h>
@@ -597,6 +598,25 @@ static int rockchip_drm_bind(struct device *dev)
mutex_init(&private->psr_list_lock);
mutex_init(&private->commit_lock);
private->hdmi_pll.pll = devm_clk_get_optional(dev, "hdmi-tmds-pll");
if (PTR_ERR(private->hdmi_pll.pll) == -EPROBE_DEFER) {
ret = -EPROBE_DEFER;
goto err_free;
} else if (IS_ERR(private->hdmi_pll.pll)) {
dev_err(dev, "failed to get hdmi-tmds-pll\n");
ret = PTR_ERR(private->hdmi_pll.pll);
goto err_free;
}
private->default_pll.pll = devm_clk_get_optional(dev, "default-vop-pll");
if (PTR_ERR(private->default_pll.pll) == -EPROBE_DEFER) {
ret = -EPROBE_DEFER;
goto err_free;
} else if (IS_ERR(private->default_pll.pll)) {
dev_err(dev, "failed to get default vop pll\n");
ret = PTR_ERR(private->default_pll.pll);
goto err_free;
}
ret = rockchip_drm_init_iommu(drm_dev);
if (ret)
goto err_free;