13 static void dwc2_set_bcm_params(struct dwc2_hsotg *hsotg)  in dwc2_set_bcm_params()  argument
15 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_bcm_params()
23 static void dwc2_set_his_params(struct dwc2_hsotg *hsotg)  in dwc2_set_his_params()  argument
25 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_his_params()
46 static void dwc2_set_jz4775_params(struct dwc2_hsotg *hsotg)  in dwc2_set_jz4775_params()  argument
48 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_jz4775_params()
55 		!device_property_read_bool(hsotg->dev, "disable-over-current");  in dwc2_set_jz4775_params()
58 static void dwc2_set_x1600_params(struct dwc2_hsotg *hsotg)  in dwc2_set_x1600_params()  argument
60 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_x1600_params()
68 		!device_property_read_bool(hsotg->dev, "disable-over-current");  in dwc2_set_x1600_params()
71 static void dwc2_set_x2000_params(struct dwc2_hsotg *hsotg)  in dwc2_set_x2000_params()  argument
73 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_x2000_params()
84 		!device_property_read_bool(hsotg->dev, "disable-over-current");  in dwc2_set_x2000_params()
87 static void dwc2_set_s3c6400_params(struct dwc2_hsotg *hsotg)  in dwc2_set_s3c6400_params()  argument
89 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_s3c6400_params()
96 static void dwc2_set_socfpga_agilex_params(struct dwc2_hsotg *hsotg)  in dwc2_set_socfpga_agilex_params()  argument
98 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_socfpga_agilex_params()
104 static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)  in dwc2_set_rk_params()  argument
106 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_rk_params()
118 static void dwc2_set_ltq_params(struct dwc2_hsotg *hsotg)  in dwc2_set_ltq_params()  argument
120 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_ltq_params()
133 static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_params()  argument
135 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_params()
150 static void dwc2_set_amlogic_g12a_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_g12a_params()  argument
152 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_g12a_params()
160 static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amcc_params()  argument
162 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amcc_params()
167 static void dwc2_set_stm32f4x9_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f4x9_fsotg_params()  argument
169 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f4x9_fsotg_params()
183 static void dwc2_set_stm32f7_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f7_hsotg_params()  argument
185 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f7_hsotg_params()
192 static void dwc2_set_stm32mp15_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32mp15_fsotg_params()  argument
194 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32mp15_fsotg_params()
214 static void dwc2_set_stm32mp15_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32mp15_hsotg_params()  argument
216 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32mp15_hsotg_params()
221 	p->activate_stm_id_vb_detection = !device_property_read_bool(hsotg->dev, "usb-role-switch");  in dwc2_set_stm32mp15_hsotg_params()
280 static void dwc2_set_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_set_param_otg_cap()  argument
282 	switch (hsotg->hw_params.op_mode) {  in dwc2_set_param_otg_cap()
284 		hsotg->params.otg_caps.hnp_support = true;  in dwc2_set_param_otg_cap()
285 		hsotg->params.otg_caps.srp_support = true;  in dwc2_set_param_otg_cap()
290 		hsotg->params.otg_caps.hnp_support = false;  in dwc2_set_param_otg_cap()
291 		hsotg->params.otg_caps.srp_support = true;  in dwc2_set_param_otg_cap()
294 		hsotg->params.otg_caps.hnp_support = false;  in dwc2_set_param_otg_cap()
295 		hsotg->params.otg_caps.srp_support = false;  in dwc2_set_param_otg_cap()
300 static void dwc2_set_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_type()  argument
303 	u32 hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_set_param_phy_type()
314 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_phy_type()
315 		hsotg->params.phy_type = DWC2_PHY_TYPE_PARAM_FS;  in dwc2_set_param_phy_type()
317 	hsotg->params.phy_type = val;  in dwc2_set_param_phy_type()
320 static void dwc2_set_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_set_param_speed()  argument
324 	val = hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS ?  in dwc2_set_param_speed()
327 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_speed()
330 	if (dwc2_is_hs_iot(hsotg))  in dwc2_set_param_speed()
333 	hsotg->params.speed = val;  in dwc2_set_param_speed()
336 static void dwc2_set_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_utmi_width()  argument
340 	val = (hsotg->hw_params.utmi_phy_data_width ==  in dwc2_set_param_phy_utmi_width()
343 	if (hsotg->phy) {  in dwc2_set_param_phy_utmi_width()
348 		if (phy_get_bus_width(hsotg->phy) == 8)  in dwc2_set_param_phy_utmi_width()
352 	hsotg->params.phy_utmi_width = val;  in dwc2_set_param_phy_utmi_width()
355 static void dwc2_set_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_set_param_tx_fifo_sizes()  argument
357 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_tx_fifo_sizes()
362 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_set_param_tx_fifo_sizes()
365 	depth_average = dwc2_hsotg_tx_fifo_average_depth(hsotg);  in dwc2_set_param_tx_fifo_sizes()
370 static void dwc2_set_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_set_param_power_down()  argument
374 	if (hsotg->hw_params.hibernation)  in dwc2_set_param_power_down()
376 	else if (hsotg->hw_params.power_optimized)  in dwc2_set_param_power_down()
381 	hsotg->params.power_down = val;  in dwc2_set_param_power_down()
384 static void dwc2_set_param_lpm(struct dwc2_hsotg *hsotg)  in dwc2_set_param_lpm()  argument
386 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_lpm()
388 	p->lpm = hsotg->hw_params.lpm_mode;  in dwc2_set_param_lpm()
408 static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)  in dwc2_set_default_params()  argument
410 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_set_default_params()
411 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_default_params()
414 	dwc2_set_param_otg_cap(hsotg);  in dwc2_set_default_params()
415 	dwc2_set_param_phy_type(hsotg);  in dwc2_set_default_params()
416 	dwc2_set_param_speed(hsotg);  in dwc2_set_default_params()
417 	dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_set_default_params()
418 	dwc2_set_param_power_down(hsotg);  in dwc2_set_default_params()
419 	dwc2_set_param_lpm(hsotg);  in dwc2_set_default_params()
440 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_set_default_params()
441 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
453 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_set_default_params()
454 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
469 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_set_default_params()
480 static void dwc2_get_device_properties(struct dwc2_hsotg *hsotg)  in dwc2_get_device_properties()  argument
482 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_get_device_properties()
485 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_get_device_properties()
486 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_get_device_properties()
487 		device_property_read_u32(hsotg->dev, "g-rx-fifo-size",  in dwc2_get_device_properties()
490 		device_property_read_u32(hsotg->dev, "g-np-tx-fifo-size",  in dwc2_get_device_properties()
493 		num = device_property_count_u32(hsotg->dev, "g-tx-fifo-size");  in dwc2_get_device_properties()
498 			device_property_read_u32_array(hsotg->dev,  in dwc2_get_device_properties()
504 		of_usb_update_otg_caps(hsotg->dev->of_node, &p->otg_caps);  in dwc2_get_device_properties()
507 	if (of_find_property(hsotg->dev->of_node, "disable-over-current", NULL))  in dwc2_get_device_properties()
511 static void dwc2_check_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_check_param_otg_cap()  argument
515 	if (hsotg->params.otg_caps.hnp_support && hsotg->params.otg_caps.srp_support) {  in dwc2_check_param_otg_cap()
517 		if (hsotg->hw_params.op_mode != GHWCFG2_OP_MODE_HNP_SRP_CAPABLE)  in dwc2_check_param_otg_cap()
519 	} else if (!hsotg->params.otg_caps.hnp_support) {  in dwc2_check_param_otg_cap()
521 		if (hsotg->params.otg_caps.srp_support) {  in dwc2_check_param_otg_cap()
522 			switch (hsotg->hw_params.op_mode) {  in dwc2_check_param_otg_cap()
539 		dwc2_set_param_otg_cap(hsotg);  in dwc2_check_param_otg_cap()
542 static void dwc2_check_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_type()  argument
548 	hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_check_param_phy_type()
549 	fs_phy_type = hsotg->hw_params.fs_phy_type;  in dwc2_check_param_phy_type()
551 	switch (hsotg->params.phy_type) {  in dwc2_check_param_phy_type()
571 		dwc2_set_param_phy_type(hsotg);  in dwc2_check_param_phy_type()
574 static void dwc2_check_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_check_param_speed()  argument
577 	int phy_type = hsotg->params.phy_type;  in dwc2_check_param_speed()
578 	int speed = hsotg->params.speed;  in dwc2_check_param_speed()
582 		if ((hsotg->params.speed == DWC2_SPEED_PARAM_HIGH) &&  in dwc2_check_param_speed()
595 		dwc2_set_param_speed(hsotg);  in dwc2_check_param_speed()
598 static void dwc2_check_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_utmi_width()  argument
601 	int param = hsotg->params.phy_utmi_width;  in dwc2_check_param_phy_utmi_width()
602 	int width = hsotg->hw_params.utmi_phy_data_width;  in dwc2_check_param_phy_utmi_width()
617 		dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_check_param_phy_utmi_width()
620 static void dwc2_check_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_check_param_power_down()  argument
622 	int param = hsotg->params.power_down;  in dwc2_check_param_power_down()
628 		if (hsotg->hw_params.power_optimized)  in dwc2_check_param_power_down()
630 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
635 		if (hsotg->hw_params.hibernation)  in dwc2_check_param_power_down()
637 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
642 		dev_err(hsotg->dev,  in dwc2_check_param_power_down()
649 	hsotg->params.power_down = param;  in dwc2_check_param_power_down()
652 static void dwc2_check_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_check_param_tx_fifo_sizes()  argument
660 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_check_param_tx_fifo_sizes()
661 	min = hsotg->hw_params.en_multiple_tx_fifo ? 16 : 4;  in dwc2_check_param_tx_fifo_sizes()
664 		total += hsotg->params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
666 	if (total > dwc2_hsotg_tx_fifo_total_depth(hsotg) || !total) {  in dwc2_check_param_tx_fifo_sizes()
667 		dev_warn(hsotg->dev, "%s: Invalid parameter g-tx-fifo-size, setting to default average\n",  in dwc2_check_param_tx_fifo_sizes()
669 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_check_param_tx_fifo_sizes()
673 		dptxfszn = hsotg->hw_params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
675 		if (hsotg->params.g_tx_fifo_size[fifo] < min ||  in dwc2_check_param_tx_fifo_sizes()
676 		    hsotg->params.g_tx_fifo_size[fifo] >  dptxfszn) {  in dwc2_check_param_tx_fifo_sizes()
677 			dev_warn(hsotg->dev, "%s: Invalid parameter g_tx_fifo_size[%d]=%d\n",  in dwc2_check_param_tx_fifo_sizes()
679 				 hsotg->params.g_tx_fifo_size[fifo]);  in dwc2_check_param_tx_fifo_sizes()
680 			hsotg->params.g_tx_fifo_size[fifo] = dptxfszn;  in dwc2_check_param_tx_fifo_sizes()
686 		if ((int)(hsotg->params._param) < (_min) ||		\
687 		    (hsotg->params._param) > (_max)) {			\
688 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
689 				 __func__, #_param, hsotg->params._param); \
690 			hsotg->params._param = (_def);			\
695 		if (hsotg->params._param && !(_check)) {		\
696 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
697 				 __func__, #_param, hsotg->params._param); \
698 			hsotg->params._param = false;			\
702 static void dwc2_check_params(struct dwc2_hsotg *hsotg)  in dwc2_check_params()  argument
704 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_check_params()
705 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_check_params()
708 	dwc2_check_param_otg_cap(hsotg);  in dwc2_check_params()
709 	dwc2_check_param_phy_type(hsotg);  in dwc2_check_params()
710 	dwc2_check_param_speed(hsotg);  in dwc2_check_params()
711 	dwc2_check_param_phy_utmi_width(hsotg);  in dwc2_check_params()
712 	dwc2_check_param_power_down(hsotg);  in dwc2_check_params()
718 	CHECK_BOOL(reload_ctl, (hsotg->hw_params.snpsid > DWC2_CORE_REV_2_92a));  in dwc2_check_params()
719 	CHECK_BOOL(lpm, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_2_80a));  in dwc2_check_params()
721 	CHECK_BOOL(lpm_clock_gating, hsotg->params.lpm);  in dwc2_check_params()
722 	CHECK_BOOL(besl, hsotg->params.lpm);  in dwc2_check_params()
723 	CHECK_BOOL(besl, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_3_00a));  in dwc2_check_params()
724 	CHECK_BOOL(hird_threshold_en, hsotg->params.lpm);  in dwc2_check_params()
725 	CHECK_RANGE(hird_threshold, 0, hsotg->params.besl ? 12 : 7, 0);  in dwc2_check_params()
734 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_check_params()
735 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
755 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_check_params()
756 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
765 		dwc2_check_param_tx_fifo_sizes(hsotg);  in dwc2_check_params()
774 static void dwc2_get_host_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_host_hwparams()  argument
776 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_host_hwparams()
780 	if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)  in dwc2_get_host_hwparams()
783 	dwc2_force_mode(hsotg, true);  in dwc2_get_host_hwparams()
785 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_host_hwparams()
786 	hptxfsiz = dwc2_readl(hsotg, HPTXFSIZ);  in dwc2_get_host_hwparams()
799 static void dwc2_get_dev_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_dev_hwparams()  argument
801 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_dev_hwparams()
805 	if (hsotg->dr_mode == USB_DR_MODE_HOST)  in dwc2_get_dev_hwparams()
808 	dwc2_force_mode(hsotg, false);  in dwc2_get_dev_hwparams()
810 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_dev_hwparams()
812 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_get_dev_hwparams()
816 			(dwc2_readl(hsotg, DPTXFSIZN(fifo)) &  in dwc2_get_dev_hwparams()
831 int dwc2_get_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_hwparams()  argument
833 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_hwparams()
838 	hwcfg1 = dwc2_readl(hsotg, GHWCFG1);  in dwc2_get_hwparams()
839 	hwcfg2 = dwc2_readl(hsotg, GHWCFG2);  in dwc2_get_hwparams()
840 	hwcfg3 = dwc2_readl(hsotg, GHWCFG3);  in dwc2_get_hwparams()
841 	hwcfg4 = dwc2_readl(hsotg, GHWCFG4);  in dwc2_get_hwparams()
842 	grxfsiz = dwc2_readl(hsotg, GRXFSIZ);  in dwc2_get_hwparams()
907 	dwc2_get_host_hwparams(hsotg);  in dwc2_get_hwparams()
908 	dwc2_get_dev_hwparams(hsotg);  in dwc2_get_hwparams()
915 int dwc2_init_params(struct dwc2_hsotg *hsotg)  in dwc2_init_params()  argument
920 	dwc2_set_default_params(hsotg);  in dwc2_init_params()
921 	dwc2_get_device_properties(hsotg);  in dwc2_init_params()
923 	match = of_match_device(dwc2_of_match_table, hsotg->dev);  in dwc2_init_params()
926 		set_params(hsotg);  in dwc2_init_params()
930 		amatch = acpi_match_device(dwc2_acpi_match, hsotg->dev);  in dwc2_init_params()
933 			set_params(hsotg);  in dwc2_init_params()
937 	dwc2_check_params(hsotg);  in dwc2_init_params()