21 static void rzv2m_usb3drd_set_bit(struct rzv2m_usb3drd *usb3, u32 bits,  in rzv2m_usb3drd_set_bit()  argument
24 	u32 val = readl(usb3->reg + offs);  in rzv2m_usb3drd_set_bit()
27 	writel(val, usb3->reg + offs);  in rzv2m_usb3drd_set_bit()
30 static void rzv2m_usb3drd_clear_bit(struct rzv2m_usb3drd *usb3, u32 bits,  in rzv2m_usb3drd_clear_bit()  argument
33 	u32 val = readl(usb3->reg + offs);  in rzv2m_usb3drd_clear_bit()
36 	writel(val, usb3->reg + offs);  in rzv2m_usb3drd_clear_bit()
41 	struct rzv2m_usb3drd *usb3 = dev_get_drvdata(dev);  in rzv2m_usb3drd_reset()  local
44 		rzv2m_usb3drd_clear_bit(usb3, USB_PERI_DRD_CON_PERI_CON,  in rzv2m_usb3drd_reset()
46 		rzv2m_usb3drd_clear_bit(usb3, USB_PERI_DRD_CON_HOST_RST,  in rzv2m_usb3drd_reset()
48 		rzv2m_usb3drd_set_bit(usb3, USB_PERI_DRD_CON_PERI_RST,  in rzv2m_usb3drd_reset()
51 		rzv2m_usb3drd_set_bit(usb3, USB_PERI_DRD_CON_PERI_CON,  in rzv2m_usb3drd_reset()
53 		rzv2m_usb3drd_set_bit(usb3, USB_PERI_DRD_CON_HOST_RST,  in rzv2m_usb3drd_reset()
55 		rzv2m_usb3drd_clear_bit(usb3, USB_PERI_DRD_CON_PERI_RST,  in rzv2m_usb3drd_reset()
63 	struct rzv2m_usb3drd *usb3 = platform_get_drvdata(pdev);  in rzv2m_usb3drd_remove()  local
65 	of_platform_depopulate(usb3->dev);  in rzv2m_usb3drd_remove()
66 	pm_runtime_put(usb3->dev);  in rzv2m_usb3drd_remove()
68 	reset_control_assert(usb3->drd_rstc);  in rzv2m_usb3drd_remove()
73 	struct rzv2m_usb3drd *usb3;  in rzv2m_usb3drd_probe()  local
76 	usb3 = devm_kzalloc(&pdev->dev, sizeof(*usb3), GFP_KERNEL);  in rzv2m_usb3drd_probe()
77 	if (!usb3)  in rzv2m_usb3drd_probe()
80 	usb3->dev = &pdev->dev;  in rzv2m_usb3drd_probe()
82 	usb3->drd_irq = platform_get_irq_byname(pdev, "drd");  in rzv2m_usb3drd_probe()
83 	if (usb3->drd_irq < 0)  in rzv2m_usb3drd_probe()
84 		return usb3->drd_irq;  in rzv2m_usb3drd_probe()
86 	usb3->reg = devm_platform_ioremap_resource(pdev, 0);  in rzv2m_usb3drd_probe()
87 	if (IS_ERR(usb3->reg))  in rzv2m_usb3drd_probe()
88 		return PTR_ERR(usb3->reg);  in rzv2m_usb3drd_probe()
90 	platform_set_drvdata(pdev, usb3);  in rzv2m_usb3drd_probe()
92 	usb3->drd_rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);  in rzv2m_usb3drd_probe()
93 	if (IS_ERR(usb3->drd_rstc))  in rzv2m_usb3drd_probe()
94 		return dev_err_probe(&pdev->dev, PTR_ERR(usb3->drd_rstc),  in rzv2m_usb3drd_probe()
97 	reset_control_deassert(usb3->drd_rstc);  in rzv2m_usb3drd_probe()
99 	ret = pm_runtime_resume_and_get(usb3->dev);  in rzv2m_usb3drd_probe()
103 	ret = of_platform_populate(usb3->dev->of_node, NULL, NULL, usb3->dev);  in rzv2m_usb3drd_probe()
110 	pm_runtime_put(usb3->dev);  in rzv2m_usb3drd_probe()
114 	reset_control_assert(usb3->drd_rstc);  in rzv2m_usb3drd_probe()