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_s3c6400_params(struct dwc2_hsotg *hsotg)  in dwc2_set_s3c6400_params()  argument
76 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_s3c6400_params()
83 static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)  in dwc2_set_rk_params()  argument
85 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_rk_params()
96 static void dwc2_set_ltq_params(struct dwc2_hsotg *hsotg)  in dwc2_set_ltq_params()  argument
98 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_ltq_params()
110 static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_params()  argument
112 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_params()
126 static void dwc2_set_amlogic_g12a_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_g12a_params()  argument
128 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_g12a_params()
136 static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amcc_params()  argument
138 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amcc_params()
143 static void dwc2_set_stm32f4x9_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f4x9_fsotg_params()  argument
145 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f4x9_fsotg_params()
158 static void dwc2_set_stm32f7_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f7_hsotg_params()  argument
160 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f7_hsotg_params()
167 static void dwc2_set_stm32mp15_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32mp15_fsotg_params()  argument
169 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32mp15_fsotg_params()
187 static void dwc2_set_stm32mp15_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32mp15_hsotg_params()  argument
189 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32mp15_hsotg_params()
192 	p->activate_stm_id_vb_detection = !device_property_read_bool(hsotg->dev, "usb-role-switch");  in dwc2_set_stm32mp15_hsotg_params()
242 static void dwc2_set_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_set_param_otg_cap()  argument
246 	switch (hsotg->hw_params.op_mode) {  in dwc2_set_param_otg_cap()
260 	hsotg->params.otg_cap = val;  in dwc2_set_param_otg_cap()
263 static void dwc2_set_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_type()  argument
266 	u32 hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_set_param_phy_type()
277 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_phy_type()
278 		hsotg->params.phy_type = DWC2_PHY_TYPE_PARAM_FS;  in dwc2_set_param_phy_type()
280 	hsotg->params.phy_type = val;  in dwc2_set_param_phy_type()
283 static void dwc2_set_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_set_param_speed()  argument
287 	val = hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS ?  in dwc2_set_param_speed()
290 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_speed()
293 	if (dwc2_is_hs_iot(hsotg))  in dwc2_set_param_speed()
296 	hsotg->params.speed = val;  in dwc2_set_param_speed()
299 static void dwc2_set_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_utmi_width()  argument
303 	val = (hsotg->hw_params.utmi_phy_data_width ==  in dwc2_set_param_phy_utmi_width()
306 	if (hsotg->phy) {  in dwc2_set_param_phy_utmi_width()
311 		if (phy_get_bus_width(hsotg->phy) == 8)  in dwc2_set_param_phy_utmi_width()
315 	hsotg->params.phy_utmi_width = val;  in dwc2_set_param_phy_utmi_width()
318 static void dwc2_set_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_set_param_tx_fifo_sizes()  argument
320 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_tx_fifo_sizes()
325 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_set_param_tx_fifo_sizes()
328 	depth_average = dwc2_hsotg_tx_fifo_average_depth(hsotg);  in dwc2_set_param_tx_fifo_sizes()
333 static void dwc2_set_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_set_param_power_down()  argument
337 	if (hsotg->hw_params.hibernation)  in dwc2_set_param_power_down()
339 	else if (hsotg->hw_params.power_optimized)  in dwc2_set_param_power_down()
344 	hsotg->params.power_down = val;  in dwc2_set_param_power_down()
347 static void dwc2_set_param_lpm(struct dwc2_hsotg *hsotg)  in dwc2_set_param_lpm()  argument
349 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_lpm()
351 	p->lpm = hsotg->hw_params.lpm_mode;  in dwc2_set_param_lpm()
371 static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)  in dwc2_set_default_params()  argument
373 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_set_default_params()
374 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_default_params()
377 	dwc2_set_param_otg_cap(hsotg);  in dwc2_set_default_params()
378 	dwc2_set_param_phy_type(hsotg);  in dwc2_set_default_params()
379 	dwc2_set_param_speed(hsotg);  in dwc2_set_default_params()
380 	dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_set_default_params()
381 	dwc2_set_param_power_down(hsotg);  in dwc2_set_default_params()
382 	dwc2_set_param_lpm(hsotg);  in dwc2_set_default_params()
403 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_set_default_params()
404 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
416 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_set_default_params()
417 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
432 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_set_default_params()
443 static void dwc2_get_device_properties(struct dwc2_hsotg *hsotg)  in dwc2_get_device_properties()  argument
445 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_get_device_properties()
448 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_get_device_properties()
449 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_get_device_properties()
450 		device_property_read_u32(hsotg->dev, "g-rx-fifo-size",  in dwc2_get_device_properties()
453 		device_property_read_u32(hsotg->dev, "g-np-tx-fifo-size",  in dwc2_get_device_properties()
456 		num = device_property_count_u32(hsotg->dev, "g-tx-fifo-size");  in dwc2_get_device_properties()
461 			device_property_read_u32_array(hsotg->dev,  in dwc2_get_device_properties()
468 	if (of_find_property(hsotg->dev->of_node, "disable-over-current", NULL))  in dwc2_get_device_properties()
472 static void dwc2_check_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_check_param_otg_cap()  argument
476 	switch (hsotg->params.otg_cap) {  in dwc2_check_param_otg_cap()
478 		if (hsotg->hw_params.op_mode != GHWCFG2_OP_MODE_HNP_SRP_CAPABLE)  in dwc2_check_param_otg_cap()
482 		switch (hsotg->hw_params.op_mode) {  in dwc2_check_param_otg_cap()
502 		dwc2_set_param_otg_cap(hsotg);  in dwc2_check_param_otg_cap()
505 static void dwc2_check_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_type()  argument
511 	hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_check_param_phy_type()
512 	fs_phy_type = hsotg->hw_params.fs_phy_type;  in dwc2_check_param_phy_type()
514 	switch (hsotg->params.phy_type) {  in dwc2_check_param_phy_type()
534 		dwc2_set_param_phy_type(hsotg);  in dwc2_check_param_phy_type()
537 static void dwc2_check_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_check_param_speed()  argument
540 	int phy_type = hsotg->params.phy_type;  in dwc2_check_param_speed()
541 	int speed = hsotg->params.speed;  in dwc2_check_param_speed()
545 		if ((hsotg->params.speed == DWC2_SPEED_PARAM_HIGH) &&  in dwc2_check_param_speed()
558 		dwc2_set_param_speed(hsotg);  in dwc2_check_param_speed()
561 static void dwc2_check_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_utmi_width()  argument
564 	int param = hsotg->params.phy_utmi_width;  in dwc2_check_param_phy_utmi_width()
565 	int width = hsotg->hw_params.utmi_phy_data_width;  in dwc2_check_param_phy_utmi_width()
580 		dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_check_param_phy_utmi_width()
583 static void dwc2_check_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_check_param_power_down()  argument
585 	int param = hsotg->params.power_down;  in dwc2_check_param_power_down()
591 		if (hsotg->hw_params.power_optimized)  in dwc2_check_param_power_down()
593 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
598 		if (hsotg->hw_params.hibernation)  in dwc2_check_param_power_down()
600 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
605 		dev_err(hsotg->dev,  in dwc2_check_param_power_down()
612 	hsotg->params.power_down = param;  in dwc2_check_param_power_down()
615 static void dwc2_check_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_check_param_tx_fifo_sizes()  argument
623 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_check_param_tx_fifo_sizes()
624 	min = hsotg->hw_params.en_multiple_tx_fifo ? 16 : 4;  in dwc2_check_param_tx_fifo_sizes()
627 		total += hsotg->params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
629 	if (total > dwc2_hsotg_tx_fifo_total_depth(hsotg) || !total) {  in dwc2_check_param_tx_fifo_sizes()
630 		dev_warn(hsotg->dev, "%s: Invalid parameter g-tx-fifo-size, setting to default average\n",  in dwc2_check_param_tx_fifo_sizes()
632 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_check_param_tx_fifo_sizes()
636 		dptxfszn = hsotg->hw_params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
638 		if (hsotg->params.g_tx_fifo_size[fifo] < min ||  in dwc2_check_param_tx_fifo_sizes()
639 		    hsotg->params.g_tx_fifo_size[fifo] >  dptxfszn) {  in dwc2_check_param_tx_fifo_sizes()
640 			dev_warn(hsotg->dev, "%s: Invalid parameter g_tx_fifo_size[%d]=%d\n",  in dwc2_check_param_tx_fifo_sizes()
642 				 hsotg->params.g_tx_fifo_size[fifo]);  in dwc2_check_param_tx_fifo_sizes()
643 			hsotg->params.g_tx_fifo_size[fifo] = dptxfszn;  in dwc2_check_param_tx_fifo_sizes()
649 		if ((int)(hsotg->params._param) < (_min) ||		\
650 		    (hsotg->params._param) > (_max)) {			\
651 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
652 				 __func__, #_param, hsotg->params._param); \
653 			hsotg->params._param = (_def);			\
658 		if (hsotg->params._param && !(_check)) {		\
659 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
660 				 __func__, #_param, hsotg->params._param); \
661 			hsotg->params._param = false;			\
665 static void dwc2_check_params(struct dwc2_hsotg *hsotg)  in dwc2_check_params()  argument
667 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_check_params()
668 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_check_params()
671 	dwc2_check_param_otg_cap(hsotg);  in dwc2_check_params()
672 	dwc2_check_param_phy_type(hsotg);  in dwc2_check_params()
673 	dwc2_check_param_speed(hsotg);  in dwc2_check_params()
674 	dwc2_check_param_phy_utmi_width(hsotg);  in dwc2_check_params()
675 	dwc2_check_param_power_down(hsotg);  in dwc2_check_params()
681 	CHECK_BOOL(reload_ctl, (hsotg->hw_params.snpsid > DWC2_CORE_REV_2_92a));  in dwc2_check_params()
682 	CHECK_BOOL(lpm, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_2_80a));  in dwc2_check_params()
684 	CHECK_BOOL(lpm_clock_gating, hsotg->params.lpm);  in dwc2_check_params()
685 	CHECK_BOOL(besl, hsotg->params.lpm);  in dwc2_check_params()
686 	CHECK_BOOL(besl, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_3_00a));  in dwc2_check_params()
687 	CHECK_BOOL(hird_threshold_en, hsotg->params.lpm);  in dwc2_check_params()
688 	CHECK_RANGE(hird_threshold, 0, hsotg->params.besl ? 12 : 7, 0);  in dwc2_check_params()
697 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_check_params()
698 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
718 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_check_params()
719 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
728 		dwc2_check_param_tx_fifo_sizes(hsotg);  in dwc2_check_params()
737 static void dwc2_get_host_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_host_hwparams()  argument
739 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_host_hwparams()
743 	if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)  in dwc2_get_host_hwparams()
746 	dwc2_force_mode(hsotg, true);  in dwc2_get_host_hwparams()
748 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_host_hwparams()
749 	hptxfsiz = dwc2_readl(hsotg, HPTXFSIZ);  in dwc2_get_host_hwparams()
762 static void dwc2_get_dev_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_dev_hwparams()  argument
764 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_dev_hwparams()
768 	if (hsotg->dr_mode == USB_DR_MODE_HOST)  in dwc2_get_dev_hwparams()
771 	dwc2_force_mode(hsotg, false);  in dwc2_get_dev_hwparams()
773 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_dev_hwparams()
775 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_get_dev_hwparams()
779 			(dwc2_readl(hsotg, DPTXFSIZN(fifo)) &  in dwc2_get_dev_hwparams()
794 int dwc2_get_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_hwparams()  argument
796 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_hwparams()
801 	hwcfg1 = dwc2_readl(hsotg, GHWCFG1);  in dwc2_get_hwparams()
802 	hwcfg2 = dwc2_readl(hsotg, GHWCFG2);  in dwc2_get_hwparams()
803 	hwcfg3 = dwc2_readl(hsotg, GHWCFG3);  in dwc2_get_hwparams()
804 	hwcfg4 = dwc2_readl(hsotg, GHWCFG4);  in dwc2_get_hwparams()
805 	grxfsiz = dwc2_readl(hsotg, GRXFSIZ);  in dwc2_get_hwparams()
870 	dwc2_get_host_hwparams(hsotg);  in dwc2_get_hwparams()
871 	dwc2_get_dev_hwparams(hsotg);  in dwc2_get_hwparams()
878 int dwc2_init_params(struct dwc2_hsotg *hsotg)  in dwc2_init_params()  argument
883 	dwc2_set_default_params(hsotg);  in dwc2_init_params()
884 	dwc2_get_device_properties(hsotg);  in dwc2_init_params()
886 	match = of_match_device(dwc2_of_match_table, hsotg->dev);  in dwc2_init_params()
889 		set_params(hsotg);  in dwc2_init_params()
893 		amatch = acpi_match_device(dwc2_acpi_match, hsotg->dev);  in dwc2_init_params()
896 			set_params(hsotg);  in dwc2_init_params()
900 	dwc2_check_params(hsotg);  in dwc2_init_params()