27  * struct mtk_padding - Basic information of the Padding
29  * @reg: Virtual address of the Padding for CPU to access
30  * @cmdq_reg: CMDQ setting of the Padding
32  * Every Padding should have different clock source, register base, and
43 	struct mtk_padding *padding = dev_get_drvdata(dev);  in mtk_padding_clk_enable()  local
45 	return clk_prepare_enable(padding->clk);  in mtk_padding_clk_enable()
50 	struct mtk_padding *padding = dev_get_drvdata(dev);  in mtk_padding_clk_disable()  local
52 	clk_disable_unprepare(padding->clk);  in mtk_padding_clk_disable()
57 	struct mtk_padding *padding = dev_get_drvdata(dev);  in mtk_padding_start()  local
60 	       padding->reg + PADDING_CONTROL_REG);  in mtk_padding_start()
63 	 * Notice that even the padding is in bypass mode,  in mtk_padding_start()
67 	writel(0, padding->reg + PADDING_PIC_SIZE_REG);  in mtk_padding_start()
68 	writel(0, padding->reg + PADDING_H_REG);  in mtk_padding_start()
69 	writel(0, padding->reg + PADDING_V_REG);  in mtk_padding_start()
70 	writel(0, padding->reg + PADDING_COLOR_REG);  in mtk_padding_start()
75 	struct mtk_padding *padding = dev_get_drvdata(dev);  in mtk_padding_stop()  local
77 	writel(0, padding->reg + PADDING_CONTROL_REG);  in mtk_padding_stop()
142 	{ .compatible = "mediatek,mt8188-disp-padding" },
151 		.name	= "mediatek-disp-padding",