18 static void dwc2_set_bcm_params(struct dwc2_hsotg *hsotg)  in dwc2_set_bcm_params()  argument
20 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_bcm_params()
28 static void dwc2_set_his_params(struct dwc2_hsotg *hsotg)  in dwc2_set_his_params()  argument
30 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_his_params()
51 static void dwc2_set_jz4775_params(struct dwc2_hsotg *hsotg)  in dwc2_set_jz4775_params()  argument
53 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_jz4775_params()
60 		!device_property_read_bool(hsotg->dev, "disable-over-current");  in dwc2_set_jz4775_params()
63 static void dwc2_set_loongson_params(struct dwc2_hsotg *hsotg)  in dwc2_set_loongson_params()  argument
65 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_loongson_params()
71 static void dwc2_set_x1600_params(struct dwc2_hsotg *hsotg)  in dwc2_set_x1600_params()  argument
73 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_x1600_params()
81 		!device_property_read_bool(hsotg->dev, "disable-over-current");  in dwc2_set_x1600_params()
84 static void dwc2_set_x2000_params(struct dwc2_hsotg *hsotg)  in dwc2_set_x2000_params()  argument
86 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_x2000_params()
97 		!device_property_read_bool(hsotg->dev, "disable-over-current");  in dwc2_set_x2000_params()
100 static void dwc2_set_s3c6400_params(struct dwc2_hsotg *hsotg)  in dwc2_set_s3c6400_params()  argument
102 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_s3c6400_params()
109 static void dwc2_set_socfpga_agilex_params(struct dwc2_hsotg *hsotg)  in dwc2_set_socfpga_agilex_params()  argument
111 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_socfpga_agilex_params()
117 static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)  in dwc2_set_rk_params()  argument
119 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_rk_params()
135 static void dwc2_set_ltq_params(struct dwc2_hsotg *hsotg)  in dwc2_set_ltq_params()  argument
137 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_ltq_params()
150 static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_params()  argument
152 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_params()
167 static void dwc2_set_amlogic_g12a_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_g12a_params()  argument
169 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_g12a_params()
177 static void dwc2_set_amlogic_a1_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_a1_params()  argument
179 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_a1_params()
196 static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amcc_params()  argument
198 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amcc_params()
203 static void dwc2_set_stm32f4x9_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f4x9_fsotg_params()  argument
205 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f4x9_fsotg_params()
219 static void dwc2_set_stm32f7_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f7_hsotg_params()  argument
221 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f7_hsotg_params()
228 static void dwc2_set_stm32mp15_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32mp15_fsotg_params()  argument
230 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32mp15_fsotg_params()
250 static void dwc2_set_stm32mp15_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32mp15_hsotg_params()  argument
252 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32mp15_hsotg_params()
257 	p->activate_stm_id_vb_detection = !device_property_read_bool(hsotg->dev, "usb-role-switch");  in dwc2_set_stm32mp15_hsotg_params()
335 static void dwc2_set_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_set_param_otg_cap()  argument
337 	switch (hsotg->hw_params.op_mode) {  in dwc2_set_param_otg_cap()
339 		hsotg->params.otg_caps.hnp_support = true;  in dwc2_set_param_otg_cap()
340 		hsotg->params.otg_caps.srp_support = true;  in dwc2_set_param_otg_cap()
345 		hsotg->params.otg_caps.hnp_support = false;  in dwc2_set_param_otg_cap()
346 		hsotg->params.otg_caps.srp_support = true;  in dwc2_set_param_otg_cap()
349 		hsotg->params.otg_caps.hnp_support = false;  in dwc2_set_param_otg_cap()
350 		hsotg->params.otg_caps.srp_support = false;  in dwc2_set_param_otg_cap()
355 static void dwc2_set_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_type()  argument
358 	u32 hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_set_param_phy_type()
369 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_phy_type()
370 		hsotg->params.phy_type = DWC2_PHY_TYPE_PARAM_FS;  in dwc2_set_param_phy_type()
372 	hsotg->params.phy_type = val;  in dwc2_set_param_phy_type()
375 static void dwc2_set_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_set_param_speed()  argument
379 	val = hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS ?  in dwc2_set_param_speed()
382 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_speed()
385 	if (dwc2_is_hs_iot(hsotg))  in dwc2_set_param_speed()
388 	hsotg->params.speed = val;  in dwc2_set_param_speed()
391 static void dwc2_set_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_utmi_width()  argument
395 	val = (hsotg->hw_params.utmi_phy_data_width ==  in dwc2_set_param_phy_utmi_width()
398 	if (hsotg->phy) {  in dwc2_set_param_phy_utmi_width()
403 		if (phy_get_bus_width(hsotg->phy) == 8)  in dwc2_set_param_phy_utmi_width()
407 	hsotg->params.phy_utmi_width = val;  in dwc2_set_param_phy_utmi_width()
410 static void dwc2_set_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_set_param_tx_fifo_sizes()  argument
412 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_tx_fifo_sizes()
417 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_set_param_tx_fifo_sizes()
420 	depth_average = dwc2_hsotg_tx_fifo_average_depth(hsotg);  in dwc2_set_param_tx_fifo_sizes()
425 static void dwc2_set_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_set_param_power_down()  argument
429 	if (hsotg->hw_params.hibernation)  in dwc2_set_param_power_down()
431 	else if (hsotg->hw_params.power_optimized)  in dwc2_set_param_power_down()
436 	hsotg->params.power_down = val;  in dwc2_set_param_power_down()
439 static void dwc2_set_param_lpm(struct dwc2_hsotg *hsotg)  in dwc2_set_param_lpm()  argument
441 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_lpm()
443 	p->lpm = hsotg->hw_params.lpm_mode;  in dwc2_set_param_lpm()
463 static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)  in dwc2_set_default_params()  argument
465 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_set_default_params()
466 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_default_params()
469 	dwc2_set_param_otg_cap(hsotg);  in dwc2_set_default_params()
470 	dwc2_set_param_phy_type(hsotg);  in dwc2_set_default_params()
471 	dwc2_set_param_speed(hsotg);  in dwc2_set_default_params()
472 	dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_set_default_params()
473 	dwc2_set_param_power_down(hsotg);  in dwc2_set_default_params()
474 	dwc2_set_param_lpm(hsotg);  in dwc2_set_default_params()
495 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_set_default_params()
496 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
508 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_set_default_params()
509 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
524 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_set_default_params()
535 static void dwc2_get_device_properties(struct dwc2_hsotg *hsotg)  in dwc2_get_device_properties()  argument
537 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_get_device_properties()
540 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_get_device_properties()
541 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_get_device_properties()
542 		device_property_read_u32(hsotg->dev, "g-rx-fifo-size",  in dwc2_get_device_properties()
545 		device_property_read_u32(hsotg->dev, "g-np-tx-fifo-size",  in dwc2_get_device_properties()
548 		num = device_property_count_u32(hsotg->dev, "g-tx-fifo-size");  in dwc2_get_device_properties()
553 			device_property_read_u32_array(hsotg->dev,  in dwc2_get_device_properties()
559 		of_usb_update_otg_caps(hsotg->dev->of_node, &p->otg_caps);  in dwc2_get_device_properties()
562 	p->oc_disable = of_property_read_bool(hsotg->dev->of_node, "disable-over-current");  in dwc2_get_device_properties()
565 static void dwc2_check_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_check_param_otg_cap()  argument
569 	if (hsotg->params.otg_caps.hnp_support && hsotg->params.otg_caps.srp_support) {  in dwc2_check_param_otg_cap()
571 		if (hsotg->hw_params.op_mode != GHWCFG2_OP_MODE_HNP_SRP_CAPABLE)  in dwc2_check_param_otg_cap()
573 	} else if (!hsotg->params.otg_caps.hnp_support) {  in dwc2_check_param_otg_cap()
575 		if (hsotg->params.otg_caps.srp_support) {  in dwc2_check_param_otg_cap()
576 			switch (hsotg->hw_params.op_mode) {  in dwc2_check_param_otg_cap()
593 		dwc2_set_param_otg_cap(hsotg);  in dwc2_check_param_otg_cap()
596 static void dwc2_check_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_type()  argument
602 	hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_check_param_phy_type()
603 	fs_phy_type = hsotg->hw_params.fs_phy_type;  in dwc2_check_param_phy_type()
605 	switch (hsotg->params.phy_type) {  in dwc2_check_param_phy_type()
625 		dwc2_set_param_phy_type(hsotg);  in dwc2_check_param_phy_type()
628 static void dwc2_check_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_check_param_speed()  argument
631 	int phy_type = hsotg->params.phy_type;  in dwc2_check_param_speed()
632 	int speed = hsotg->params.speed;  in dwc2_check_param_speed()
636 		if ((hsotg->params.speed == DWC2_SPEED_PARAM_HIGH) &&  in dwc2_check_param_speed()
649 		dwc2_set_param_speed(hsotg);  in dwc2_check_param_speed()
652 static void dwc2_check_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_utmi_width()  argument
655 	int param = hsotg->params.phy_utmi_width;  in dwc2_check_param_phy_utmi_width()
656 	int width = hsotg->hw_params.utmi_phy_data_width;  in dwc2_check_param_phy_utmi_width()
671 		dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_check_param_phy_utmi_width()
674 static void dwc2_check_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_check_param_power_down()  argument
676 	int param = hsotg->params.power_down;  in dwc2_check_param_power_down()
682 		if (hsotg->hw_params.power_optimized)  in dwc2_check_param_power_down()
684 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
689 		if (hsotg->hw_params.hibernation)  in dwc2_check_param_power_down()
691 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
696 		dev_err(hsotg->dev,  in dwc2_check_param_power_down()
703 	hsotg->params.power_down = param;  in dwc2_check_param_power_down()
706 static void dwc2_check_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_check_param_tx_fifo_sizes()  argument
714 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_check_param_tx_fifo_sizes()
715 	min = hsotg->hw_params.en_multiple_tx_fifo ? 16 : 4;  in dwc2_check_param_tx_fifo_sizes()
718 		total += hsotg->params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
720 	if (total > dwc2_hsotg_tx_fifo_total_depth(hsotg) || !total) {  in dwc2_check_param_tx_fifo_sizes()
721 		dev_warn(hsotg->dev, "%s: Invalid parameter g-tx-fifo-size, setting to default average\n",  in dwc2_check_param_tx_fifo_sizes()
723 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_check_param_tx_fifo_sizes()
727 		dptxfszn = hsotg->hw_params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
729 		if (hsotg->params.g_tx_fifo_size[fifo] < min ||  in dwc2_check_param_tx_fifo_sizes()
730 		    hsotg->params.g_tx_fifo_size[fifo] >  dptxfszn) {  in dwc2_check_param_tx_fifo_sizes()
731 			dev_warn(hsotg->dev, "%s: Invalid parameter g_tx_fifo_size[%d]=%d\n",  in dwc2_check_param_tx_fifo_sizes()
733 				 hsotg->params.g_tx_fifo_size[fifo]);  in dwc2_check_param_tx_fifo_sizes()
734 			hsotg->params.g_tx_fifo_size[fifo] = dptxfszn;  in dwc2_check_param_tx_fifo_sizes()
740 		if ((int)(hsotg->params._param) < (_min) ||		\
741 		    (hsotg->params._param) > (_max)) {			\
742 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
743 				 __func__, #_param, hsotg->params._param); \
744 			hsotg->params._param = (_def);			\
749 		if (hsotg->params._param && !(_check)) {		\
750 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
751 				 __func__, #_param, hsotg->params._param); \
752 			hsotg->params._param = false;			\
756 static void dwc2_check_params(struct dwc2_hsotg *hsotg)  in dwc2_check_params()  argument
758 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_check_params()
759 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_check_params()
762 	dwc2_check_param_otg_cap(hsotg);  in dwc2_check_params()
763 	dwc2_check_param_phy_type(hsotg);  in dwc2_check_params()
764 	dwc2_check_param_speed(hsotg);  in dwc2_check_params()
765 	dwc2_check_param_phy_utmi_width(hsotg);  in dwc2_check_params()
766 	dwc2_check_param_power_down(hsotg);  in dwc2_check_params()
772 	CHECK_BOOL(reload_ctl, (hsotg->hw_params.snpsid > DWC2_CORE_REV_2_92a));  in dwc2_check_params()
773 	CHECK_BOOL(lpm, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_2_80a));  in dwc2_check_params()
775 	CHECK_BOOL(lpm_clock_gating, hsotg->params.lpm);  in dwc2_check_params()
776 	CHECK_BOOL(besl, hsotg->params.lpm);  in dwc2_check_params()
777 	CHECK_BOOL(besl, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_3_00a));  in dwc2_check_params()
778 	CHECK_BOOL(hird_threshold_en, hsotg->params.lpm);  in dwc2_check_params()
779 	CHECK_RANGE(hird_threshold, 0, hsotg->params.besl ? 12 : 7, 0);  in dwc2_check_params()
788 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_check_params()
789 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
809 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_check_params()
810 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
819 		dwc2_check_param_tx_fifo_sizes(hsotg);  in dwc2_check_params()
828 static void dwc2_get_host_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_host_hwparams()  argument
830 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_host_hwparams()
834 	if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)  in dwc2_get_host_hwparams()
837 	dwc2_force_mode(hsotg, true);  in dwc2_get_host_hwparams()
839 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_host_hwparams()
840 	hptxfsiz = dwc2_readl(hsotg, HPTXFSIZ);  in dwc2_get_host_hwparams()
853 static void dwc2_get_dev_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_dev_hwparams()  argument
855 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_dev_hwparams()
859 	if (hsotg->dr_mode == USB_DR_MODE_HOST)  in dwc2_get_dev_hwparams()
862 	dwc2_force_mode(hsotg, false);  in dwc2_get_dev_hwparams()
864 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_dev_hwparams()
866 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_get_dev_hwparams()
870 			(dwc2_readl(hsotg, DPTXFSIZN(fifo)) &  in dwc2_get_dev_hwparams()
885 int dwc2_get_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_hwparams()  argument
887 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_hwparams()
892 	hwcfg1 = dwc2_readl(hsotg, GHWCFG1);  in dwc2_get_hwparams()
893 	hwcfg2 = dwc2_readl(hsotg, GHWCFG2);  in dwc2_get_hwparams()
894 	hwcfg3 = dwc2_readl(hsotg, GHWCFG3);  in dwc2_get_hwparams()
895 	hwcfg4 = dwc2_readl(hsotg, GHWCFG4);  in dwc2_get_hwparams()
896 	grxfsiz = dwc2_readl(hsotg, GRXFSIZ);  in dwc2_get_hwparams()
961 	dwc2_get_host_hwparams(hsotg);  in dwc2_get_hwparams()
962 	dwc2_get_dev_hwparams(hsotg);  in dwc2_get_hwparams()
969 int dwc2_init_params(struct dwc2_hsotg *hsotg)  in dwc2_init_params()  argument
974 	dwc2_set_default_params(hsotg);  in dwc2_init_params()
975 	dwc2_get_device_properties(hsotg);  in dwc2_init_params()
977 	match = of_match_device(dwc2_of_match_table, hsotg->dev);  in dwc2_init_params()
980 		set_params(hsotg);  in dwc2_init_params()
985 		amatch = acpi_match_device(dwc2_acpi_match, hsotg->dev);  in dwc2_init_params()
988 			set_params(hsotg);  in dwc2_init_params()
990 			pmatch = pci_match_id(dwc2_pci_ids, to_pci_dev(hsotg->dev->parent));  in dwc2_init_params()
994 			set_params(hsotg);  in dwc2_init_params()
998 	dwc2_check_params(hsotg);  in dwc2_init_params()