42 static void dwc2_set_bcm_params(struct dwc2_hsotg *hsotg)  in dwc2_set_bcm_params()  argument
44 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_bcm_params()
52 static void dwc2_set_his_params(struct dwc2_hsotg *hsotg)  in dwc2_set_his_params()  argument
54 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_his_params()
74 static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)  in dwc2_set_rk_params()  argument
76 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_rk_params()
86 static void dwc2_set_ltq_params(struct dwc2_hsotg *hsotg)  in dwc2_set_ltq_params()  argument
88 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_ltq_params()
100 static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_params()  argument
102 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_params()
115 static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amcc_params()  argument
117 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amcc_params()
122 static void dwc2_set_stm32f4x9_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f4x9_fsotg_params()  argument
124 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f4x9_fsotg_params()
137 static void dwc2_set_stm32f7_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f7_hsotg_params()  argument
139 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f7_hsotg_params()
170 static void dwc2_set_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_set_param_otg_cap()  argument
174 	switch (hsotg->hw_params.op_mode) {  in dwc2_set_param_otg_cap()
188 	hsotg->params.otg_cap = val;  in dwc2_set_param_otg_cap()
191 static void dwc2_set_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_type()  argument
194 	u32 hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_set_param_phy_type()
205 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_phy_type()
206 		hsotg->params.phy_type = DWC2_PHY_TYPE_PARAM_FS;  in dwc2_set_param_phy_type()
208 	hsotg->params.phy_type = val;  in dwc2_set_param_phy_type()
211 static void dwc2_set_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_set_param_speed()  argument
215 	val = hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS ?  in dwc2_set_param_speed()
218 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_speed()
221 	if (dwc2_is_hs_iot(hsotg))  in dwc2_set_param_speed()
224 	hsotg->params.speed = val;  in dwc2_set_param_speed()
227 static void dwc2_set_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_utmi_width()  argument
231 	val = (hsotg->hw_params.utmi_phy_data_width ==  in dwc2_set_param_phy_utmi_width()
234 	hsotg->params.phy_utmi_width = val;  in dwc2_set_param_phy_utmi_width()
237 static void dwc2_set_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_set_param_tx_fifo_sizes()  argument
239 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_tx_fifo_sizes()
244 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_set_param_tx_fifo_sizes()
247 	depth_average = dwc2_hsotg_tx_fifo_average_depth(hsotg);  in dwc2_set_param_tx_fifo_sizes()
252 static void dwc2_set_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_set_param_power_down()  argument
256 	if (hsotg->hw_params.hibernation)  in dwc2_set_param_power_down()
258 	else if (hsotg->hw_params.power_optimized)  in dwc2_set_param_power_down()
263 	hsotg->params.power_down = val;  in dwc2_set_param_power_down()
273 static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)  in dwc2_set_default_params()  argument
275 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_set_default_params()
276 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_default_params()
279 	dwc2_set_param_otg_cap(hsotg);  in dwc2_set_default_params()
280 	dwc2_set_param_phy_type(hsotg);  in dwc2_set_default_params()
281 	dwc2_set_param_speed(hsotg);  in dwc2_set_default_params()
282 	dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_set_default_params()
283 	dwc2_set_param_power_down(hsotg);  in dwc2_set_default_params()
306 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_set_default_params()
307 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
319 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_set_default_params()
320 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
335 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_set_default_params()
346 static void dwc2_get_device_properties(struct dwc2_hsotg *hsotg)  in dwc2_get_device_properties()  argument
348 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_get_device_properties()
351 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_get_device_properties()
352 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_get_device_properties()
353 		device_property_read_u32(hsotg->dev, "g-rx-fifo-size",  in dwc2_get_device_properties()
356 		device_property_read_u32(hsotg->dev, "g-np-tx-fifo-size",  in dwc2_get_device_properties()
359 		num = device_property_read_u32_array(hsotg->dev,  in dwc2_get_device_properties()
367 			device_property_read_u32_array(hsotg->dev,  in dwc2_get_device_properties()
374 	if (of_find_property(hsotg->dev->of_node, "disable-over-current", NULL))  in dwc2_get_device_properties()
378 static void dwc2_check_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_check_param_otg_cap()  argument
382 	switch (hsotg->params.otg_cap) {  in dwc2_check_param_otg_cap()
384 		if (hsotg->hw_params.op_mode != GHWCFG2_OP_MODE_HNP_SRP_CAPABLE)  in dwc2_check_param_otg_cap()
388 		switch (hsotg->hw_params.op_mode) {  in dwc2_check_param_otg_cap()
408 		dwc2_set_param_otg_cap(hsotg);  in dwc2_check_param_otg_cap()
411 static void dwc2_check_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_type()  argument
417 	hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_check_param_phy_type()
418 	fs_phy_type = hsotg->hw_params.fs_phy_type;  in dwc2_check_param_phy_type()
420 	switch (hsotg->params.phy_type) {  in dwc2_check_param_phy_type()
440 		dwc2_set_param_phy_type(hsotg);  in dwc2_check_param_phy_type()
443 static void dwc2_check_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_check_param_speed()  argument
446 	int phy_type = hsotg->params.phy_type;  in dwc2_check_param_speed()
447 	int speed = hsotg->params.speed;  in dwc2_check_param_speed()
451 		if ((hsotg->params.speed == DWC2_SPEED_PARAM_HIGH) &&  in dwc2_check_param_speed()
464 		dwc2_set_param_speed(hsotg);  in dwc2_check_param_speed()
467 static void dwc2_check_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_utmi_width()  argument
470 	int param = hsotg->params.phy_utmi_width;  in dwc2_check_param_phy_utmi_width()
471 	int width = hsotg->hw_params.utmi_phy_data_width;  in dwc2_check_param_phy_utmi_width()
486 		dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_check_param_phy_utmi_width()
489 static void dwc2_check_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_check_param_power_down()  argument
491 	int param = hsotg->params.power_down;  in dwc2_check_param_power_down()
497 		if (hsotg->hw_params.power_optimized)  in dwc2_check_param_power_down()
499 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
504 		if (hsotg->hw_params.hibernation)  in dwc2_check_param_power_down()
506 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
511 		dev_err(hsotg->dev,  in dwc2_check_param_power_down()
518 	hsotg->params.power_down = param;  in dwc2_check_param_power_down()
521 static void dwc2_check_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_check_param_tx_fifo_sizes()  argument
529 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_check_param_tx_fifo_sizes()
530 	min = hsotg->hw_params.en_multiple_tx_fifo ? 16 : 4;  in dwc2_check_param_tx_fifo_sizes()
533 		total += hsotg->params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
535 	if (total > dwc2_hsotg_tx_fifo_total_depth(hsotg) || !total) {  in dwc2_check_param_tx_fifo_sizes()
536 		dev_warn(hsotg->dev, "%s: Invalid parameter g-tx-fifo-size, setting to default average\n",  in dwc2_check_param_tx_fifo_sizes()
538 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_check_param_tx_fifo_sizes()
542 		dptxfszn = hsotg->hw_params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
544 		if (hsotg->params.g_tx_fifo_size[fifo] < min ||  in dwc2_check_param_tx_fifo_sizes()
545 		    hsotg->params.g_tx_fifo_size[fifo] >  dptxfszn) {  in dwc2_check_param_tx_fifo_sizes()
546 			dev_warn(hsotg->dev, "%s: Invalid parameter g_tx_fifo_size[%d]=%d\n",  in dwc2_check_param_tx_fifo_sizes()
548 				 hsotg->params.g_tx_fifo_size[fifo]);  in dwc2_check_param_tx_fifo_sizes()
549 			hsotg->params.g_tx_fifo_size[fifo] = dptxfszn;  in dwc2_check_param_tx_fifo_sizes()
555 		if ((int)(hsotg->params._param) < (_min) ||		\
556 		    (hsotg->params._param) > (_max)) {			\
557 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
558 				 __func__, #_param, hsotg->params._param); \
559 			hsotg->params._param = (_def);			\
564 		if (hsotg->params._param && !(_check)) {		\
565 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
566 				 __func__, #_param, hsotg->params._param); \
567 			hsotg->params._param = false;			\
571 static void dwc2_check_params(struct dwc2_hsotg *hsotg)  in dwc2_check_params()  argument
573 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_check_params()
574 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_check_params()
577 	dwc2_check_param_otg_cap(hsotg);  in dwc2_check_params()
578 	dwc2_check_param_phy_type(hsotg);  in dwc2_check_params()
579 	dwc2_check_param_speed(hsotg);  in dwc2_check_params()
580 	dwc2_check_param_phy_utmi_width(hsotg);  in dwc2_check_params()
581 	dwc2_check_param_power_down(hsotg);  in dwc2_check_params()
587 	CHECK_BOOL(reload_ctl, (hsotg->hw_params.snpsid > DWC2_CORE_REV_2_92a));  in dwc2_check_params()
588 	CHECK_BOOL(lpm, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_2_80a));  in dwc2_check_params()
590 	CHECK_BOOL(lpm_clock_gating, hsotg->params.lpm);  in dwc2_check_params()
591 	CHECK_BOOL(besl, hsotg->params.lpm);  in dwc2_check_params()
592 	CHECK_BOOL(besl, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_3_00a));  in dwc2_check_params()
593 	CHECK_BOOL(hird_threshold_en, hsotg->params.lpm);  in dwc2_check_params()
594 	CHECK_RANGE(hird_threshold, 0, hsotg->params.besl ? 12 : 7, 0);  in dwc2_check_params()
602 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_check_params()
603 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
623 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_check_params()
624 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
633 		dwc2_check_param_tx_fifo_sizes(hsotg);  in dwc2_check_params()
642 static void dwc2_get_host_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_host_hwparams()  argument
644 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_host_hwparams()
648 	if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)  in dwc2_get_host_hwparams()
651 	dwc2_force_mode(hsotg, true);  in dwc2_get_host_hwparams()
653 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_host_hwparams()
654 	hptxfsiz = dwc2_readl(hsotg, HPTXFSIZ);  in dwc2_get_host_hwparams()
667 static void dwc2_get_dev_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_dev_hwparams()  argument
669 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_dev_hwparams()
673 	if (hsotg->dr_mode == USB_DR_MODE_HOST)  in dwc2_get_dev_hwparams()
676 	dwc2_force_mode(hsotg, false);  in dwc2_get_dev_hwparams()
678 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_dev_hwparams()
680 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_get_dev_hwparams()
684 			(dwc2_readl(hsotg, DPTXFSIZN(fifo)) &  in dwc2_get_dev_hwparams()
699 int dwc2_get_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_hwparams()  argument
701 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_hwparams()
712 	hw->snpsid = dwc2_readl(hsotg, GSNPSID);  in dwc2_get_hwparams()
716 		dev_err(hsotg->dev, "Bad value for GSNPSID: 0x%08x\n",  in dwc2_get_hwparams()
721 	dev_dbg(hsotg->dev, "Core Release: %1x.%1x%1x%1x (snpsid=%x)\n",  in dwc2_get_hwparams()
725 	hwcfg1 = dwc2_readl(hsotg, GHWCFG1);  in dwc2_get_hwparams()
726 	hwcfg2 = dwc2_readl(hsotg, GHWCFG2);  in dwc2_get_hwparams()
727 	hwcfg3 = dwc2_readl(hsotg, GHWCFG3);  in dwc2_get_hwparams()
728 	hwcfg4 = dwc2_readl(hsotg, GHWCFG4);  in dwc2_get_hwparams()
729 	grxfsiz = dwc2_readl(hsotg, GRXFSIZ);  in dwc2_get_hwparams()
792 	dwc2_get_host_hwparams(hsotg);  in dwc2_get_hwparams()
793 	dwc2_get_dev_hwparams(hsotg);  in dwc2_get_hwparams()
798 int dwc2_init_params(struct dwc2_hsotg *hsotg)  in dwc2_init_params()  argument
803 	dwc2_set_default_params(hsotg);  in dwc2_init_params()
804 	dwc2_get_device_properties(hsotg);  in dwc2_init_params()
806 	match = of_match_device(dwc2_of_match_table, hsotg->dev);  in dwc2_init_params()
809 		set_params(hsotg);  in dwc2_init_params()
812 	dwc2_check_params(hsotg);  in dwc2_init_params()