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()
162 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_ipp()  local
168 	orig_reg = reg = brcm_usb_readl(USB_CTRL_REG(ctrl, SETUP));  in usb_init_ipp()
169 	if (params->ipp != 2)  in usb_init_ipp()
170 		/* override ipp strap pin (if it exits) */  in usb_init_ipp()
175 	if (params->ioc)  in usb_init_ipp()
177 	if (params->ipp == 1)  in usb_init_ipp()
179 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, SETUP));  in usb_init_ipp()
200 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common()  local
205 		reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_init_common()
207 		reg |= params->port_mode;  in usb_init_common()
208 		brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_init_common()
210 	switch (params->supported_port_modes) {  in usb_init_common()
212 		USB_CTRL_UNSET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
215 		USB_CTRL_UNSET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
216 		USB_CTRL_SET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
222 				   bool enable)  in usb_wake_enable_7211b0()  argument
224 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_wake_enable_7211b0()  local
226 	if (enable)  in usb_wake_enable_7211b0()
227 		USB_CTRL_SET(ctrl, CTLR_CSHCR, ctl_pme_en);  in usb_wake_enable_7211b0()
229 		USB_CTRL_UNSET(ctrl, CTLR_CSHCR, ctl_pme_en);  in usb_wake_enable_7211b0()
233 				 bool enable)  in usb_wake_enable_7216()  argument
235 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_wake_enable_7216()  local
237 	if (enable)  in usb_wake_enable_7216()
238 		USB_CTRL_SET(ctrl, USB_PM, XHC_PME_EN);  in usb_wake_enable_7216()
240 		USB_CTRL_UNSET(ctrl, USB_PM, XHC_PME_EN);  in usb_wake_enable_7216()
245 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_7211b0()  local
246 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];  in usb_init_common_7211b0()
247 	void __iomem *bdc_ec = params->regs[BRCM_REGS_BDC_EC];  in usb_init_common_7211b0()
251 	if (params->syscon_piarbctl)  in usb_init_common_7211b0()
252 		syscon_piarbctl_init(params->syscon_piarbctl);  in usb_init_common_7211b0()
254 	USB_CTRL_UNSET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7211b0()
257 	if (!params->wake_enabled) {  in usb_init_common_7211b0()
265 		/* temporarily enable FSM so PHY comes up properly */  in usb_init_common_7211b0()
283 	while (timeout_ms-- > 0) {  in usb_init_common_7211b0()
293 	reg |= params->supported_port_modes << USB_PHY_UTMI_CTL_1_PHY_MODE_SHIFT;  in usb_init_common_7211b0()
303 	if ((params->supported_port_modes != USB_CTLR_MODE_HOST) && bdc_ec) {  in usb_init_common_7211b0()
323 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_7216()  local
325 	USB_CTRL_UNSET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);  in usb_init_common_7216()
326 	USB_CTRL_UNSET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7216()
328 	/* 1 millisecond - for USB clocks to settle down */  in usb_init_common_7216()
332 	USB_CTRL_SET(ctrl, P0_U2PHY_CFG1, COMMONONN);  in usb_init_common_7216()
347 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_7216()  local
351 	if (params->wake_enabled) {  in usb_uninit_common_7216()
353 		USB_CTRL_SET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);  in usb_uninit_common_7216()
356 		USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_uninit_common_7216()
362 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_7211b0()  local
363 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];  in usb_uninit_common_7211b0()
368 	if (params->wake_enabled) {  in usb_uninit_common_7211b0()
369 		USB_CTRL_SET(ctrl, TEST_PORT_CTL, TPOUT_SEL_PME_GEN);  in usb_uninit_common_7211b0()
372 		USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_uninit_common_7211b0()
388 	if (!params->wake_enabled)  in usb_uninit_xhci()
394 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_get_dual_select()  local
399 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_get_dual_select()
406 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_set_dual_select()  local
411 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_set_dual_select()
413 	reg |= params->port_mode;  in usb_set_dual_select()
414 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_set_dual_select()
442 	params->family_name = "7216";  in brcm_usb_dvr_init_7216()
443 	params->ops = &bcm7216_ops;  in brcm_usb_dvr_init_7216()
451 	params->family_name = "7211";  in brcm_usb_dvr_init_7211b0()
452 	params->ops = &bcm7211b0_ops;  in brcm_usb_dvr_init_7211b0()