1 // SPDX-License-Identifier: GPL-2.0
13 #include "phy-brcm-usb-init.h"
36 /* Register definitions for the USB CTRL block */
110 	void __iomem *usb_mdio = params->regs[BRCM_REGS_USB_MDIO];  in usb_mdio_write_7211b0()
112 	addr &= 0x1f; /* 5-bit address */  in usb_mdio_write_7211b0()
128 	void __iomem *usb_mdio = params->regs[BRCM_REGS_USB_MDIO];  in usb_mdio_read_7211b0()
130 	addr &= 0x1f; /* 5-bit address */  in usb_mdio_read_7211b0()
155 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in xhci_soft_reset()  local
156 	void __iomem *xhci_gbl = params->regs[BRCM_REGS_XHCI_GBL];  in xhci_soft_reset()
160 		USB_CTRL_UNSET(ctrl, USB_PM, XHC_SOFT_RESETB);  in xhci_soft_reset()
161 	/* De-assert reset */  in xhci_soft_reset()
163 		USB_CTRL_SET(ctrl, USB_PM, XHC_SOFT_RESETB);  in xhci_soft_reset()
165 		if (params->supported_port_modes != USB_CTLR_MODE_DRD)  in xhci_soft_reset()
173 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_ipp()  local
179 	orig_reg = reg = brcm_usb_readl(USB_CTRL_REG(ctrl, SETUP));  in usb_init_ipp()
180 	if (params->ipp != 2)  in usb_init_ipp()
181 		/* override ipp strap pin (if it exits) */  in usb_init_ipp()
186 	if (params->ioc)  in usb_init_ipp()
188 	if (params->ipp == 1)  in usb_init_ipp()
190 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, SETUP));  in usb_init_ipp()
211 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common()  local
216 		reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_init_common()
218 		reg |= params->port_mode;  in usb_init_common()
219 		brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_init_common()
221 	switch (params->supported_port_modes) {  in usb_init_common()
223 		USB_CTRL_UNSET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
226 		USB_CTRL_UNSET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
227 		USB_CTRL_SET(ctrl, USB_PM, BDC_SOFT_RESETB);  in usb_init_common()
233 				   bool enable)  in usb_wake_enable_7211b0()  argument
235 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_wake_enable_7211b0()  local
237 	if (enable)  in usb_wake_enable_7211b0()
238 		USB_CTRL_SET(ctrl, CTLR_CSHCR, ctl_pme_en);  in usb_wake_enable_7211b0()
240 		USB_CTRL_UNSET(ctrl, CTLR_CSHCR, ctl_pme_en);  in usb_wake_enable_7211b0()
244 				 bool enable)  in usb_wake_enable_7216()  argument
246 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_wake_enable_7216()  local
248 	if (enable)  in usb_wake_enable_7216()
249 		USB_CTRL_SET(ctrl, USB_PM, XHC_PME_EN);  in usb_wake_enable_7216()
251 		USB_CTRL_UNSET(ctrl, USB_PM, XHC_PME_EN);  in usb_wake_enable_7216()
256 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_7211b0()  local
257 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];  in usb_init_common_7211b0()
258 	void __iomem *bdc_ec = params->regs[BRCM_REGS_BDC_EC];  in usb_init_common_7211b0()
262 	if (params->syscon_piarbctl)  in usb_init_common_7211b0()
263 		syscon_piarbctl_init(params->syscon_piarbctl);  in usb_init_common_7211b0()
265 	USB_CTRL_UNSET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7211b0()
268 	if (!params->wake_enabled) {  in usb_init_common_7211b0()
276 		/* temporarily enable FSM so PHY comes up properly */  in usb_init_common_7211b0()
294 	while (timeout_ms-- > 0) {  in usb_init_common_7211b0()
304 	reg |= params->supported_port_modes << USB_PHY_UTMI_CTL_1_PHY_MODE_SHIFT;  in usb_init_common_7211b0()
314 	if ((params->supported_port_modes != USB_CTLR_MODE_HOST) && bdc_ec) {  in usb_init_common_7211b0()
334 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_7216()  local
336 	USB_CTRL_UNSET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);  in usb_init_common_7216()
342 	USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7216()
343 	USB_CTRL_UNSET(ctrl, USB_PM, USB_PWRDN);  in usb_init_common_7216()
345 	/* 1 millisecond - for USB clocks to settle down */  in usb_init_common_7216()
352 	if (params->supported_port_modes != USB_CTLR_MODE_DRD)  in usb_init_common_7216()
353 		USB_CTRL_SET(ctrl, P0_U2PHY_CFG1, COMMONONN);  in usb_init_common_7216()
368 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_7216()  local
372 	if (params->wake_enabled) {  in usb_uninit_common_7216()
374 		USB_CTRL_SET(ctrl, USB_PM, XHC_S2_CLK_SWITCH_EN);  in usb_uninit_common_7216()
377 		USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_uninit_common_7216()
383 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_init_common_74110()  local
386 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_PM));  in usb_init_common_74110()
389 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_PM));  in usb_init_common_74110()
393 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, P0_U2PHY_CFG2));  in usb_init_common_74110()
400 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, P0_U2PHY_CFG2));  in usb_init_common_74110()
405 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_74110()  local
408 	if (params->wake_enabled) {  in usb_uninit_common_74110()
409 		reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_PM));  in usb_uninit_common_74110()
412 		brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_PM));  in usb_uninit_common_74110()
419 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_uninit_common_7211b0()  local
420 	void __iomem *usb_phy = params->regs[BRCM_REGS_USB_PHY];  in usb_uninit_common_7211b0()
425 	if (params->wake_enabled) {  in usb_uninit_common_7211b0()
426 		USB_CTRL_SET(ctrl, TEST_PORT_CTL, TPOUT_SEL_PME_GEN);  in usb_uninit_common_7211b0()
429 		USB_CTRL_SET(ctrl, USB_PM, USB_PWRDN);  in usb_uninit_common_7211b0()
445 	if (!params->wake_enabled)  in usb_uninit_xhci()
451 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_get_dual_select()  local
456 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_get_dual_select()
463 	void __iomem *ctrl = params->regs[BRCM_REGS_CTRL];  in usb_set_dual_select()  local
468 	reg = brcm_usb_readl(USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_set_dual_select()
470 	reg |= params->port_mode;  in usb_set_dual_select()
471 	brcm_usb_writel(reg, USB_CTRL_REG(ctrl, USB_DEVICE_CTL1));  in usb_set_dual_select()
506 	params->family_name = "74110";  in brcm_usb_dvr_init_74110()
507 	params->ops = &bcm74110_ops;  in brcm_usb_dvr_init_74110()
515 	params->family_name = "7216";  in brcm_usb_dvr_init_7216()
516 	params->ops = &bcm7216_ops;  in brcm_usb_dvr_init_7216()
524 	params->family_name = "7211";  in brcm_usb_dvr_init_7211b0()
525 	params->ops = &bcm7211b0_ops;  in brcm_usb_dvr_init_7211b0()