Add dwc3 host probe

Ubiquitous/XiZi_AIoT/services/drivers/usb/components/core/usbh_core.c

@@ -33,6 +33,7 @@ Modification: usb core uses naive_mmap to assign virtual and physical addresses
 #include "usbh_core.h"
 #include "usbh_hub.h"
 #include "usb_hc_xhci.h"
+#include "rk3568_usb.h"
 #include "usyscall.h"
 #include "usbh_rndis.h"
 
@@ -1020,10 +1021,14 @@ int usb_hc_init(uint32_t id)
     struct usbh_bus* usb = usbh_get_bus_of_index(id);
 
     if (USB_HC_XHCI == usb->usb_hc_type) {
-        ret = xhci_usb_hc_init(usb->id);
+        ret = dwc3_generic_host_probe(id);
+        if (ret) {
+            return ret;
+        }
+        ret = xhci_usb_hc_init(id);
     }
     else {
-        USB_LOG_WRN("invalid usb controller type %d \r\n", usb->usb_hc_type);
+        USB_LOG_WRN("usb_hc_init invalid usb controller type %d \r\n", usb->usb_hc_type);
         return -EINVAL;
     }
 

Ubiquitous/XiZi_AIoT/services/drivers/usb/components/dev/rk3568/rk3568_usb.c

@@ -1,14 +1,67 @@
+/*************************************************
+File name: rk3568_usb.c
+Description: the dwc3 host probe function adapted to xiuos.
+Others: take RK3568 codes uboot\drivers\usb\dwc3\dwc3-generic.c
+*************************************************/
 #include "rk3568_usb.h"
+#include "usb_hc_xhci.h"
 
 
 struct dwc3 dwc3_rk3568[CONFIG_USBHOST_XHCI_NUM];
 
 
-int dwc3_generic_host_probe(uint32_t id){
+static uint32_t usb_get_maximum_speed(uint32_t id)
-    return 0;
+{
+	return USB_SPEED_SUPER;
+}
+
+static enum usb_dr_mode usb_get_dr_mode(uint32_t id)
+{
+	return USB_DR_MODE_HOST;
 }
 
 
-int dwc3_generic_probe(uint32_t id){
+int dwc3_generic_host_probe(uint32_t id)
-    return 0;
+{
+	struct dwc3 *dwc3;
+
+	USB_ASSERT(id < CONFIG_USBHOST_XHCI_NUM);
+	dwc3 = &(dwc3_rk3568[id]);
+	memset(dwc3, 0, sizeof(*dwc3));
+	dwc3->id = id;
+
+	return dwc3_generic_probe(dwc3);
+}
+
+
+int dwc3_generic_probe(struct dwc3 *dwc3)
+{
+	int rc;
+	uintptr_t base;
+	uintptr_t base_vir;
+	int len;
+
+	dwc3->maximum_speed = usb_get_maximum_speed(dwc3->id);
+	dwc3->dr_mode = usb_get_dr_mode(dwc3->id);
+
+	dwc3_of_parse(dwc3);
+
+	base = usb_hc_get_register_base(dwc3->id);
+	base_vir = usb_hc_get_register_vir_base(dwc3->id);
+
+	dwc3->regs = (void *)base + DWC3_GLOBALS_REGS_START;
+	dwc3->regs_vir = (void *)base_vir + DWC3_GLOBALS_REGS_START;
+	len = DWC3_OTG_REGS_END - DWC3_GLOBALS_REGS_START + 1;
+
+	if(!mmap((uintptr_t)dwc3->regs_vir, (uintptr_t)dwc3->regs, len, true)){
+		USB_LOG_ERR("%s mmap fail\r\n", __func__);
+		return -ENOMEM;
+	}
+
+	rc =  dwc3_init(dwc3);
+	if (rc) {
+		return rc;
+	}
+
+	return 0;
 }

Ubiquitous/XiZi_AIoT/services/drivers/usb/components/dev/rk3568/rk3568_usb.h

@@ -4,6 +4,6 @@
 #include "dwc3.h"
 
 int dwc3_generic_host_probe(uint32_t id);
-int dwc3_generic_probe(uint32_t id);
+int dwc3_generic_probe(struct dwc3 *dwc3);
 
 #endif

Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/dwc3/dwc3.c

@@ -2,8 +2,52 @@
 #include "usb_config.h"
 
 
-void dwc3_of_parse(struct dwc3 *dwc){
 
+void dwc3_of_parse(struct dwc3 *dwc)
+{
+	uint8_t lpm_nyet_threshold;
+	uint8_t tx_de_emphasis;
+	uint8_t hird_threshold;
+
+	/* default to highest possible threshold */
+	lpm_nyet_threshold = 0xff;
+
+	/* default to -3.5dB de-emphasis */
+	tx_de_emphasis = 1;
+
+	/*
+	 * default to assert utmi_sleep_n and use maximum allowed HIRD
+	 * threshold value of 0b1100
+	 */
+	hird_threshold = 12;
+
+	dwc->hsphy_mode = usb_get_phy_mode(dwc->id);
+
+	/* xiuos: The parameters are updated according to the dts of RK3568 */
+	dwc->has_lpm_erratum = 0;
+	lpm_nyet_threshold = lpm_nyet_threshold;
+	dwc->is_utmi_l1_suspend = 0;
+	hird_threshold = hird_threshold;
+	dwc->disable_scramble_quirk = 0;
+	dwc->u2exit_lfps_quirk = 0;
+	dwc->u2ss_inp3_quirk = 0;
+	dwc->req_p1p2p3_quirk = 0;
+	dwc->del_p1p2p3_quirk = 0;
+	dwc->del_phy_power_chg_quirk = 0;
+	dwc->lfps_filter_quirk = 0;
+	dwc->rx_detect_poll_quirk = 0;
+	dwc->dis_u3_susphy_quirk = 0;
+	dwc->dis_u2_susphy_quirk = 0;
+	dwc->dis_enblslpm_quirk = 1;
+	dwc->dis_u2_freeclk_exists_quirk = 1;
+	dwc->tx_de_emphasis_quirk = 0;
+	tx_de_emphasis = tx_de_emphasis;
+
+	dwc->lpm_nyet_threshold = lpm_nyet_threshold;
+	dwc->tx_de_emphasis = tx_de_emphasis;
+
+	dwc->hird_threshold = hird_threshold
+		| (dwc->is_utmi_l1_suspend << 4);
 }
 
 

Ubiquitous/XiZi_AIoT/services/drivers/usb/components/port/dwc3/dwc3.h

@@ -627,9 +627,12 @@ struct dwc3 {
     uintptr_t		scratch_addr;
     struct dwc3_request	ep0_usb_req;
 
-	/* device lock */
+    /* The id is USB3_0 or USB3_1 */
+    uint32_t id;
+
+    /* device lock */
     usb_osal_mutex_t    lock;
-    
+
     struct dwc3_event_buffer **ev_buffs;
     struct dwc3_ep		*eps[DWC3_ENDPOINTS_NUM];
 

Ubiquitous/XiZi_AIoT/services/drivers/usb/usb_service/Makefile

@@ -12,10 +12,14 @@ session = $(KERNEL_ROOT)/services/app/session.o
 libipc = $(KERNEL_ROOT)/services/app/libipc.o
 libsem = $(KERNEL_ROOT)/services/app/libsemaphore.o
 
-usb_components = $(KERNEL_ROOT)/services/drivers/usb/components/rndis_host.o \
+usb_components = \
+	$(KERNEL_ROOT)/services/drivers/usb/components/dwc3.o \
+	$(KERNEL_ROOT)/services/drivers/usb/components/rk3568_usb.o \
+	$(KERNEL_ROOT)/services/drivers/usb/components/rndis_host.o \
 	$(KERNEL_ROOT)/services/drivers/usb/components/usb_hc_xhci.o \
 	$(KERNEL_ROOT)/services/drivers/usb/components/usb_mem.o \
 	$(KERNEL_ROOT)/services/drivers/usb/components/usb_osal.o \
+	$(KERNEL_ROOT)/services/drivers/usb/components/usb_phy.o \
 	$(KERNEL_ROOT)/services/drivers/usb/components/usbh_core.o \
 	$(KERNEL_ROOT)/services/drivers/usb/components/usbh_hub.o \
 	$(KERNEL_ROOT)/services/drivers/usb/components/usbh_rndis.o \