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()
82 static void dwc2_set_rk_params(struct dwc2_hsotg *hsotg)  in dwc2_set_rk_params()  argument
84 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_rk_params()
95 static void dwc2_set_ltq_params(struct dwc2_hsotg *hsotg)  in dwc2_set_ltq_params()  argument
97 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_ltq_params()
109 static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_params()  argument
111 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_params()
125 static void dwc2_set_amlogic_g12a_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amlogic_g12a_params()  argument
127 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amlogic_g12a_params()
135 static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)  in dwc2_set_amcc_params()  argument
137 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_amcc_params()
142 static void dwc2_set_stm32f4x9_fsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f4x9_fsotg_params()  argument
144 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f4x9_fsotg_params()
157 static void dwc2_set_stm32f7_hsotg_params(struct dwc2_hsotg *hsotg)  in dwc2_set_stm32f7_hsotg_params()  argument
159 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_stm32f7_hsotg_params()
193 static void dwc2_set_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_set_param_otg_cap()  argument
197 	switch (hsotg->hw_params.op_mode) {  in dwc2_set_param_otg_cap()
211 	hsotg->params.otg_cap = val;  in dwc2_set_param_otg_cap()
214 static void dwc2_set_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_type()  argument
217 	u32 hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_set_param_phy_type()
228 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_phy_type()
229 		hsotg->params.phy_type = DWC2_PHY_TYPE_PARAM_FS;  in dwc2_set_param_phy_type()
231 	hsotg->params.phy_type = val;  in dwc2_set_param_phy_type()
234 static void dwc2_set_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_set_param_speed()  argument
238 	val = hsotg->params.phy_type == DWC2_PHY_TYPE_PARAM_FS ?  in dwc2_set_param_speed()
241 	if (dwc2_is_fs_iot(hsotg))  in dwc2_set_param_speed()
244 	if (dwc2_is_hs_iot(hsotg))  in dwc2_set_param_speed()
247 	hsotg->params.speed = val;  in dwc2_set_param_speed()
250 static void dwc2_set_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_set_param_phy_utmi_width()  argument
254 	val = (hsotg->hw_params.utmi_phy_data_width ==  in dwc2_set_param_phy_utmi_width()
257 	if (hsotg->phy) {  in dwc2_set_param_phy_utmi_width()
262 		if (phy_get_bus_width(hsotg->phy) == 8)  in dwc2_set_param_phy_utmi_width()
266 	hsotg->params.phy_utmi_width = val;  in dwc2_set_param_phy_utmi_width()
269 static void dwc2_set_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_set_param_tx_fifo_sizes()  argument
271 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_tx_fifo_sizes()
276 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_set_param_tx_fifo_sizes()
279 	depth_average = dwc2_hsotg_tx_fifo_average_depth(hsotg);  in dwc2_set_param_tx_fifo_sizes()
284 static void dwc2_set_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_set_param_power_down()  argument
288 	if (hsotg->hw_params.hibernation)  in dwc2_set_param_power_down()
290 	else if (hsotg->hw_params.power_optimized)  in dwc2_set_param_power_down()
295 	hsotg->params.power_down = val;  in dwc2_set_param_power_down()
298 static void dwc2_set_param_lpm(struct dwc2_hsotg *hsotg)  in dwc2_set_param_lpm()  argument
300 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_param_lpm()
302 	p->lpm = hsotg->hw_params.lpm_mode;  in dwc2_set_param_lpm()
322 static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)  in dwc2_set_default_params()  argument
324 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_set_default_params()
325 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_set_default_params()
328 	dwc2_set_param_otg_cap(hsotg);  in dwc2_set_default_params()
329 	dwc2_set_param_phy_type(hsotg);  in dwc2_set_default_params()
330 	dwc2_set_param_speed(hsotg);  in dwc2_set_default_params()
331 	dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_set_default_params()
332 	dwc2_set_param_power_down(hsotg);  in dwc2_set_default_params()
333 	dwc2_set_param_lpm(hsotg);  in dwc2_set_default_params()
354 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_set_default_params()
355 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
367 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_set_default_params()
368 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_set_default_params()
383 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_set_default_params()
394 static void dwc2_get_device_properties(struct dwc2_hsotg *hsotg)  in dwc2_get_device_properties()  argument
396 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_get_device_properties()
399 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_get_device_properties()
400 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_get_device_properties()
401 		device_property_read_u32(hsotg->dev, "g-rx-fifo-size",  in dwc2_get_device_properties()
404 		device_property_read_u32(hsotg->dev, "g-np-tx-fifo-size",  in dwc2_get_device_properties()
407 		num = device_property_count_u32(hsotg->dev, "g-tx-fifo-size");  in dwc2_get_device_properties()
412 			device_property_read_u32_array(hsotg->dev,  in dwc2_get_device_properties()
419 	if (of_find_property(hsotg->dev->of_node, "disable-over-current", NULL))  in dwc2_get_device_properties()
423 static void dwc2_check_param_otg_cap(struct dwc2_hsotg *hsotg)  in dwc2_check_param_otg_cap()  argument
427 	switch (hsotg->params.otg_cap) {  in dwc2_check_param_otg_cap()
429 		if (hsotg->hw_params.op_mode != GHWCFG2_OP_MODE_HNP_SRP_CAPABLE)  in dwc2_check_param_otg_cap()
433 		switch (hsotg->hw_params.op_mode) {  in dwc2_check_param_otg_cap()
453 		dwc2_set_param_otg_cap(hsotg);  in dwc2_check_param_otg_cap()
456 static void dwc2_check_param_phy_type(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_type()  argument
462 	hs_phy_type = hsotg->hw_params.hs_phy_type;  in dwc2_check_param_phy_type()
463 	fs_phy_type = hsotg->hw_params.fs_phy_type;  in dwc2_check_param_phy_type()
465 	switch (hsotg->params.phy_type) {  in dwc2_check_param_phy_type()
485 		dwc2_set_param_phy_type(hsotg);  in dwc2_check_param_phy_type()
488 static void dwc2_check_param_speed(struct dwc2_hsotg *hsotg)  in dwc2_check_param_speed()  argument
491 	int phy_type = hsotg->params.phy_type;  in dwc2_check_param_speed()
492 	int speed = hsotg->params.speed;  in dwc2_check_param_speed()
496 		if ((hsotg->params.speed == DWC2_SPEED_PARAM_HIGH) &&  in dwc2_check_param_speed()
509 		dwc2_set_param_speed(hsotg);  in dwc2_check_param_speed()
512 static void dwc2_check_param_phy_utmi_width(struct dwc2_hsotg *hsotg)  in dwc2_check_param_phy_utmi_width()  argument
515 	int param = hsotg->params.phy_utmi_width;  in dwc2_check_param_phy_utmi_width()
516 	int width = hsotg->hw_params.utmi_phy_data_width;  in dwc2_check_param_phy_utmi_width()
531 		dwc2_set_param_phy_utmi_width(hsotg);  in dwc2_check_param_phy_utmi_width()
534 static void dwc2_check_param_power_down(struct dwc2_hsotg *hsotg)  in dwc2_check_param_power_down()  argument
536 	int param = hsotg->params.power_down;  in dwc2_check_param_power_down()
542 		if (hsotg->hw_params.power_optimized)  in dwc2_check_param_power_down()
544 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
549 		if (hsotg->hw_params.hibernation)  in dwc2_check_param_power_down()
551 		dev_dbg(hsotg->dev,  in dwc2_check_param_power_down()
556 		dev_err(hsotg->dev,  in dwc2_check_param_power_down()
563 	hsotg->params.power_down = param;  in dwc2_check_param_power_down()
566 static void dwc2_check_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)  in dwc2_check_param_tx_fifo_sizes()  argument
574 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_check_param_tx_fifo_sizes()
575 	min = hsotg->hw_params.en_multiple_tx_fifo ? 16 : 4;  in dwc2_check_param_tx_fifo_sizes()
578 		total += hsotg->params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
580 	if (total > dwc2_hsotg_tx_fifo_total_depth(hsotg) || !total) {  in dwc2_check_param_tx_fifo_sizes()
581 		dev_warn(hsotg->dev, "%s: Invalid parameter g-tx-fifo-size, setting to default average\n",  in dwc2_check_param_tx_fifo_sizes()
583 		dwc2_set_param_tx_fifo_sizes(hsotg);  in dwc2_check_param_tx_fifo_sizes()
587 		dptxfszn = hsotg->hw_params.g_tx_fifo_size[fifo];  in dwc2_check_param_tx_fifo_sizes()
589 		if (hsotg->params.g_tx_fifo_size[fifo] < min ||  in dwc2_check_param_tx_fifo_sizes()
590 		    hsotg->params.g_tx_fifo_size[fifo] >  dptxfszn) {  in dwc2_check_param_tx_fifo_sizes()
591 			dev_warn(hsotg->dev, "%s: Invalid parameter g_tx_fifo_size[%d]=%d\n",  in dwc2_check_param_tx_fifo_sizes()
593 				 hsotg->params.g_tx_fifo_size[fifo]);  in dwc2_check_param_tx_fifo_sizes()
594 			hsotg->params.g_tx_fifo_size[fifo] = dptxfszn;  in dwc2_check_param_tx_fifo_sizes()
600 		if ((int)(hsotg->params._param) < (_min) ||		\
601 		    (hsotg->params._param) > (_max)) {			\
602 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
603 				 __func__, #_param, hsotg->params._param); \
604 			hsotg->params._param = (_def);			\
609 		if (hsotg->params._param && !(_check)) {		\
610 			dev_warn(hsotg->dev, "%s: Invalid parameter %s=%d\n", \
611 				 __func__, #_param, hsotg->params._param); \
612 			hsotg->params._param = false;			\
616 static void dwc2_check_params(struct dwc2_hsotg *hsotg)  in dwc2_check_params()  argument
618 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_check_params()
619 	struct dwc2_core_params *p = &hsotg->params;  in dwc2_check_params()
622 	dwc2_check_param_otg_cap(hsotg);  in dwc2_check_params()
623 	dwc2_check_param_phy_type(hsotg);  in dwc2_check_params()
624 	dwc2_check_param_speed(hsotg);  in dwc2_check_params()
625 	dwc2_check_param_phy_utmi_width(hsotg);  in dwc2_check_params()
626 	dwc2_check_param_power_down(hsotg);  in dwc2_check_params()
632 	CHECK_BOOL(reload_ctl, (hsotg->hw_params.snpsid > DWC2_CORE_REV_2_92a));  in dwc2_check_params()
633 	CHECK_BOOL(lpm, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_2_80a));  in dwc2_check_params()
635 	CHECK_BOOL(lpm_clock_gating, hsotg->params.lpm);  in dwc2_check_params()
636 	CHECK_BOOL(besl, hsotg->params.lpm);  in dwc2_check_params()
637 	CHECK_BOOL(besl, (hsotg->hw_params.snpsid >= DWC2_CORE_REV_3_00a));  in dwc2_check_params()
638 	CHECK_BOOL(hird_threshold_en, hsotg->params.lpm);  in dwc2_check_params()
639 	CHECK_RANGE(hird_threshold, 0, hsotg->params.besl ? 12 : 7, 0);  in dwc2_check_params()
648 	if ((hsotg->dr_mode == USB_DR_MODE_HOST) ||  in dwc2_check_params()
649 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
669 	if ((hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) ||  in dwc2_check_params()
670 	    (hsotg->dr_mode == USB_DR_MODE_OTG)) {  in dwc2_check_params()
679 		dwc2_check_param_tx_fifo_sizes(hsotg);  in dwc2_check_params()
688 static void dwc2_get_host_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_host_hwparams()  argument
690 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_host_hwparams()
694 	if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)  in dwc2_get_host_hwparams()
697 	dwc2_force_mode(hsotg, true);  in dwc2_get_host_hwparams()
699 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_host_hwparams()
700 	hptxfsiz = dwc2_readl(hsotg, HPTXFSIZ);  in dwc2_get_host_hwparams()
713 static void dwc2_get_dev_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_dev_hwparams()  argument
715 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_dev_hwparams()
719 	if (hsotg->dr_mode == USB_DR_MODE_HOST)  in dwc2_get_dev_hwparams()
722 	dwc2_force_mode(hsotg, false);  in dwc2_get_dev_hwparams()
724 	gnptxfsiz = dwc2_readl(hsotg, GNPTXFSIZ);  in dwc2_get_dev_hwparams()
726 	fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);  in dwc2_get_dev_hwparams()
730 			(dwc2_readl(hsotg, DPTXFSIZN(fifo)) &  in dwc2_get_dev_hwparams()
745 int dwc2_get_hwparams(struct dwc2_hsotg *hsotg)  in dwc2_get_hwparams()  argument
747 	struct dwc2_hw_params *hw = &hsotg->hw_params;  in dwc2_get_hwparams()
758 	hw->snpsid = dwc2_readl(hsotg, GSNPSID);  in dwc2_get_hwparams()
762 		dev_err(hsotg->dev, "Bad value for GSNPSID: 0x%08x\n",  in dwc2_get_hwparams()
767 	dev_dbg(hsotg->dev, "Core Release: %1x.%1x%1x%1x (snpsid=%x)\n",  in dwc2_get_hwparams()
771 	hwcfg1 = dwc2_readl(hsotg, GHWCFG1);  in dwc2_get_hwparams()
772 	hwcfg2 = dwc2_readl(hsotg, GHWCFG2);  in dwc2_get_hwparams()
773 	hwcfg3 = dwc2_readl(hsotg, GHWCFG3);  in dwc2_get_hwparams()
774 	hwcfg4 = dwc2_readl(hsotg, GHWCFG4);  in dwc2_get_hwparams()
775 	grxfsiz = dwc2_readl(hsotg, GRXFSIZ);  in dwc2_get_hwparams()
840 	dwc2_get_host_hwparams(hsotg);  in dwc2_get_hwparams()
841 	dwc2_get_dev_hwparams(hsotg);  in dwc2_get_hwparams()
846 int dwc2_init_params(struct dwc2_hsotg *hsotg)  in dwc2_init_params()  argument
851 	dwc2_set_default_params(hsotg);  in dwc2_init_params()
852 	dwc2_get_device_properties(hsotg);  in dwc2_init_params()
854 	match = of_match_device(dwc2_of_match_table, hsotg->dev);  in dwc2_init_params()
857 		set_params(hsotg);  in dwc2_init_params()
860 	dwc2_check_params(hsotg);  in dwc2_init_params()