78 	struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;  in xhci_mtk_host_enable()  local
88 	value = readl(&ippc->ip_pw_ctr1);  in xhci_mtk_host_enable()
90 	writel(value, &ippc->ip_pw_ctr1);  in xhci_mtk_host_enable()
99 		value = readl(&ippc->u3_ctrl_p[i]);  in xhci_mtk_host_enable()
102 		writel(value, &ippc->u3_ctrl_p[i]);  in xhci_mtk_host_enable()
107 		value = readl(&ippc->u2_ctrl_p[i]);  in xhci_mtk_host_enable()
110 		writel(value, &ippc->u2_ctrl_p[i]);  in xhci_mtk_host_enable()
123 	ret = readl_poll_timeout(&ippc->ip_pw_sts1, value,  in xhci_mtk_host_enable()
135 	struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;  in xhci_mtk_host_disable()  local
148 		value = readl(&ippc->u3_ctrl_p[i]);  in xhci_mtk_host_disable()
150 		writel(value, &ippc->u3_ctrl_p[i]);  in xhci_mtk_host_disable()
155 		value = readl(&ippc->u2_ctrl_p[i]);  in xhci_mtk_host_disable()
157 		writel(value, &ippc->u2_ctrl_p[i]);  in xhci_mtk_host_disable()
161 	value = readl(&ippc->ip_pw_ctr1);  in xhci_mtk_host_disable()
163 	writel(value, &ippc->ip_pw_ctr1);  in xhci_mtk_host_disable()
166 	ret = readl_poll_timeout(&ippc->ip_pw_sts1, value,  in xhci_mtk_host_disable()
177 	struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;  in xhci_mtk_ssusb_config()  local
184 	value = readl(&ippc->ip_pw_ctr0);  in xhci_mtk_ssusb_config()
186 	writel(value, &ippc->ip_pw_ctr0);  in xhci_mtk_ssusb_config()
188 	value = readl(&ippc->ip_pw_ctr0);  in xhci_mtk_ssusb_config()
190 	writel(value, &ippc->ip_pw_ctr0);  in xhci_mtk_ssusb_config()
196 	value = readl(&ippc->ip_pw_ctr2);  in xhci_mtk_ssusb_config()
198 	writel(value, &ippc->ip_pw_ctr2);  in xhci_mtk_ssusb_config()
200 	value = readl(&ippc->ip_xhci_cap);  in xhci_mtk_ssusb_config()
525 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ippc");  in xhci_mtk_probe()
526 	if (res) {	/* ippc register is optional */  in xhci_mtk_probe()