rk3568 rt init

hc

2023-11-06 e3e12f52b214121840b44c91de5b3e5af5d3eb84

 kernel/drivers/media/platform/rockchip/isp/hw.c
..
..
@@ -551,6 +551,9 @@
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 		rockchip_iommu_disable(dev->dev);
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 		rockchip_iommu_enable(dev->dev);
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 	}
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+
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+	if (dev->isp_ver == ISP_V21)
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+		writel(readl(base + MI_RD_CTRL2) | BIT(30), base + MI_RD_CTRL2);
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 }
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 static void isp_config_clk(struct rkisp_hw_dev *dev, int on)