1 // SPDX-License-Identifier: GPL-2.0
13 #include "phy-brcm-usb-init.h"
36 /* Register definitions for the USB CTRL block */
101 	void __iomem *usb_mdio = params->regs[BRCM_REGS_USB_MDIO];  in usb_mdio_write_7211b0()
103 	addr &= 0x1f; /* 5-bit address */  in usb_mdio_write_7211b0()
119 	void __iomem *usb_mdio = params->regs[BRCM_REGS_USB_MDIO];  in usb_mdio_read_7211b0()
121 	addr &= 0x1f; /* 5-bit address */  in usb_mdio_read_7211b0()
146 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in xhci_soft_reset()  local
147 	void __iomem *xhci_gbl = params->regs[BRCM_REGS_XHCI_GBL];  in xhci_soft_reset()
151 		USB_CTRL_UNSET(ctrl, USB_PM, XHC_SOFT_RESETB);  in xhci_soft_reset()
152 	/* De-assert reset */  in xhci_soft_reset()
154 		USB_CTRL_SET(ctrl, USB_PM, XHC_SOFT_RESETB);  in xhci_soft_reset()
156 		if (params->supported_port_modes != USB_CTLR_MODE_DRD)  in xhci_soft_reset()
164 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_ipp()  local
170 	orig_reg = reg = brcm_usb_readl(USB_CTRL_REG(ctrl, SETUP));  in usb_init_ipp()
171 	if (params->ipp != 2)  in usb_init_ipp()
172 		/* override ipp strap pin (if it exits) */  in usb_init_ipp()
177 	if (params->ioc)  in usb_init_ipp()
179 	if (params->ipp == 1)  in usb_init_ipp()
181 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, SETUP));  in usb_init_ipp()
202 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common()  local
207 		reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_init_common()
209 		reg |= params->port_mode;  in usb_init_common()
210 		brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_init_common()
212 	switch (params->supported_port_modes) {  in usb_init_common()
214 		USB_CTRL_UNSET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
217 		USB_CTRL_UNSET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
218 		USB_CTRL_SET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
224 				   bool enable)  in usb_wake_enable_7211b0()  argument
226 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_wake_enable_7211b0()  local
228 	if (enable)  in usb_wake_enable_7211b0()
229 		USB_CTRL_SET(ctrl, CTLR_CSHCR, ctl_pme_en);  in usb_wake_enable_7211b0()
231 		USB_CTRL_UNSET(ctrl, CTLR_CSHCR, ctl_pme_en);  in usb_wake_enable_7211b0()
235 				 bool enable)  in usb_wake_enable_7216()  argument
237 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_wake_enable_7216()  local
239 	if (enable)  in usb_wake_enable_7216()
240 		USB_CTRL_SET(ctrl, USB_PM, XHC_PME_EN);  in usb_wake_enable_7216()
242 		USB_CTRL_UNSET(ctrl, USB_PM, XHC_PME_EN);  in usb_wake_enable_7216()
247 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_7211b0()  local
248 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];  in usb_init_common_7211b0()
249 	void __iomem *bdc_ec = params->regs[BRCM_REGS_BDC_EC];  in usb_init_common_7211b0()
253 	if (params->syscon_piarbctl)  in usb_init_common_7211b0()
254 		syscon_piarbctl_init(params->syscon_piarbctl);  in usb_init_common_7211b0()
256 	USB_CTRL_UNSET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7211b0()
259 	if (!params->wake_enabled) {  in usb_init_common_7211b0()
267 		/* temporarily enable FSM so PHY comes up properly */  in usb_init_common_7211b0()
285 	while (timeout_ms-- > 0) {  in usb_init_common_7211b0()
295 	reg |= params->supported_port_modes << USB_PHY_UTMI_CTL_1_PHY_MODE_SHIFT;  in usb_init_common_7211b0()
305 	if ((params->supported_port_modes != USB_CTLR_MODE_HOST) && bdc_ec) {  in usb_init_common_7211b0()
325 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_7216()  local
327 	USB_CTRL_UNSET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);  in usb_init_common_7216()
333 	USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7216()
334 	USB_CTRL_UNSET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7216()
336 	/* 1 millisecond - for USB clocks to settle down */  in usb_init_common_7216()
343 	if (params->supported_port_modes != USB_CTLR_MODE_DRD)  in usb_init_common_7216()
344 		USB_CTRL_SET(ctrl, P0_U2PHY_CFG1, COMMONONN);  in usb_init_common_7216()
359 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_7216()  local
363 	if (params->wake_enabled) {  in usb_uninit_common_7216()
365 		USB_CTRL_SET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);  in usb_uninit_common_7216()
368 		USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_uninit_common_7216()
374 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_7211b0()  local
375 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];  in usb_uninit_common_7211b0()
380 	if (params->wake_enabled) {  in usb_uninit_common_7211b0()
381 		USB_CTRL_SET(ctrl, TEST_PORT_CTL, TPOUT_SEL_PME_GEN);  in usb_uninit_common_7211b0()
384 		USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_uninit_common_7211b0()
400 	if (!params->wake_enabled)  in usb_uninit_xhci()
406 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_get_dual_select()  local
411 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_get_dual_select()
418 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_set_dual_select()  local
423 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_set_dual_select()
425 	reg |= params->port_mode;  in usb_set_dual_select()
426 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_set_dual_select()
454 	params->family_name = "7216";  in brcm_usb_dvr_init_7216()
455 	params->ops = &bcm7216_ops;  in brcm_usb_dvr_init_7216()
463 	params->family_name = "7211";  in brcm_usb_dvr_init_7211b0()
464 	params->ops = &bcm7211b0_ops;  in brcm_usb_dvr_init_7211b0()