fix(usb): Add support for ESP32-P4 to esp32-hal-tinyusb

Author: me-no-dev

CMakeLists.txt

@@ -343,7 +343,7 @@ function(maybe_add_component component_name)
     endif()
 endfunction()
 
-if(IDF_TARGET MATCHES "esp32s2|esp32s3" AND CONFIG_TINYUSB_ENABLED)
+if(IDF_TARGET MATCHES "esp32s2|esp32s3|esp32p4" AND CONFIG_TINYUSB_ENABLED)
     maybe_add_component(arduino_tinyusb)
 endif()
 if(NOT CONFIG_ARDUINO_SELECTIVE_COMPILATION OR CONFIG_ARDUINO_SELECTIVE_ArduinoOTA)

cores/esp32/esp32-hal-tinyusb.c

@@ -10,12 +10,15 @@
 
 #include "soc/soc.h"
 #include "soc/efuse_reg.h"
+#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
 #include "soc/rtc_cntl_reg.h"
 #include "soc/usb_struct.h"
 #include "soc/usb_reg.h"
 #include "soc/usb_wrap_reg.h"
 #include "soc/usb_wrap_struct.h"
 #include "soc/usb_periph.h"
+#endif
+
 #include "soc/periph_defs.h"
 #include "soc/timer_group_struct.h"
 #include "soc/system_reg.h"
@@ -34,8 +37,8 @@
 
 #include "esp32-hal.h"
 #include "esp32-hal-periman.h"
-
 #include "esp32-hal-tinyusb.h"
+
 #if CONFIG_IDF_TARGET_ESP32S2
 #include "esp32s2/rom/usb/usb_persist.h"
 #include "esp32s2/rom/usb/usb_dc.h"
@@ -50,6 +53,7 @@
 #include "esp32s3/rom/usb/usb_persist.h"
 #include "esp32s3/rom/usb/usb_dc.h"
 #include "esp32s3/rom/usb/chip_usb_dw_wrapper.h"
+#elif CONFIG_IDF_TARGET_ESP32P4
 #endif
 
 typedef enum {
@@ -467,8 +471,10 @@ __attribute__((weak)) void tud_network_init_cb(void) {}
 /*
  * Private API
  * */
+#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
 static bool usb_persist_enabled = false;
 static restart_type_t usb_persist_mode = RESTART_NO_PERSIST;
+#endif
 
 #if CONFIG_IDF_TARGET_ESP32S3
 
@@ -549,6 +555,7 @@ static void usb_switch_to_cdc_jtag() {
 }
 #endif
 
+#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
 static void IRAM_ATTR usb_persist_shutdown_handler(void) {
   if (usb_persist_mode != RESTART_NO_PERSIST) {
     if (usb_persist_enabled) {
@@ -580,8 +587,10 @@ static void IRAM_ATTR usb_persist_shutdown_handler(void) {
     }
   }
 }
+#endif
 
 void usb_persist_restart(restart_type_t mode) {
+#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
   if (mode < RESTART_TYPE_MAX && esp_register_shutdown_handler(usb_persist_shutdown_handler) == ESP_OK) {
     usb_persist_mode = mode;
 #if CONFIG_IDF_TARGET_ESP32S3
@@ -591,6 +600,7 @@ void usb_persist_restart(restart_type_t mode) {
 #endif
     esp_restart();
   }
+#endif
 }
 
 static bool tinyusb_reserve_in_endpoint(uint8_t endpoint) {
@@ -674,8 +684,13 @@ static inline char nibble_to_hex_char(uint8_t b) {
 
 static void set_usb_serial_num(void) {
   /* Get the MAC address */
+#if CONFIG_IDF_TARGET_ESP32P4
+  const uint32_t mac0 = REG_GET_FIELD(EFUSE_RD_MAC_SYS_0_REG, EFUSE_MAC_0);
+  const uint32_t mac1 = REG_GET_FIELD(EFUSE_RD_MAC_SYS_0_REG, EFUSE_MAC_1);
+#else
   const uint32_t mac0 = REG_GET_FIELD(EFUSE_RD_MAC_SPI_SYS_0_REG, EFUSE_MAC_0);
   const uint32_t mac1 = REG_GET_FIELD(EFUSE_RD_MAC_SPI_SYS_1_REG, EFUSE_MAC_1);
+#endif
   uint8_t mac_bytes[6];
   memcpy(mac_bytes, &mac0, 4);
   memcpy(mac_bytes + 4, &mac1, 2);
@@ -794,6 +809,7 @@ esp_err_t tinyusb_init(tinyusb_device_config_t *config) {
     return ESP_FAIL;
   }
 
+#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
   bool usb_did_persist = (USB_WRAP.date.val == USBDC_PERSIST_ENA);
 
   //if(usb_did_persist && usb_persist_enabled){
@@ -806,7 +822,8 @@ esp_err_t tinyusb_init(tinyusb_device_config_t *config) {
     periph_ll_reset(PERIPH_USB_MODULE);
     periph_ll_enable_clk_clear_rst(PERIPH_USB_MODULE);
   }
-
+#endif
+  
   tinyusb_config_t tusb_cfg = {
     .external_phy = false  // In the most cases you need to use a `false` value
   };