add spec version to dwc2 info

Author: hathach

src/portable/synopsys/dwc2/dwc2_info.md

@@ -2,6 +2,7 @@
 |:----------------------------|:----------------|:--------------------|:-----------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:----------------------|:-----------|
 | guid                        | 0x2708A000      | 0x00000000          | 0x00000000 | 0x00001200            | 0x00001100            | 0x00001200            | 0x00002000            | 0x00001200            | 0x00001100            | 0x00003000            | 0x00003100            | 0x00002000            | 0x00002300            | 0x00002000            | 0x00005000            | 0x00001000            | 0x00AEC000 |
 | gsnpsid                     | 0x4F54280A      | 0x4F54330A          | 0x4F54400A | 0x4F54281A            | 0x4F54281A            | 0x4F54281A            | 0x4F54320A            | 0x4F54281A            | 0x4F54281A            | 0x4F54330A            | 0x4F54330A            | 0x4F54320A            | 0x4F54330A            | 0x4F54310A            | 0x4F54411A            | 0x00000000            | 0x4F54292A |
+| - specs version             | 2.80a           | 3.30a               | 4.00a      | 2.81a                 | 2.81a                 | 2.81a                 | 3.20a                 | 2.81a                 | 2.81a                 | 3.30a                 | 3.30a                 | 3.20a                 | 3.30a                 | 3.10a                 | 4.11a                 | 0.00W                 | 2.92a      |
 | ghwcfg1                     | 0x00000000      | 0x00000000          | 0x00000000 | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000            | 0x00000000 |
 | ghwcfg2                     | 0x228DDD50      | 0x228F5910          | 0x224DD930 | 0x229DCD20            | 0x229ED590            | 0x229DCD20            | 0x229ED520            | 0x229DCD20            | 0x229ED590            | 0x229ED520            | 0x229FE1D0            | 0x229ED520            | 0x229FE190            | 0x229ED520            | 0x228FE052            | 0x00000000            | 0x228F5930 |
 | - op_mode                   | 0               | 0                   | 0          | 0                     | 0                     | 0                     | 0                     | 0                     | 0                     | 0                     | 0                     | 0                     | 0                     | 0                     | 2                     | 0                     | 0          |

src/portable/synopsys/dwc2/dwc2_info.py

@@ -36,6 +36,7 @@
 #     },
 dwc2_info = {key: {field: value for field, value in zip(dwc2_reg_list, values)} for key, values in dwc2_reg_value.items()}
 
+
 class GHWCFG2(ctypes.LittleEndianStructure):
     _fields_ = [
         ("op_mode", ctypes.c_uint32, 3),
@@ -130,13 +131,20 @@ def render_md():
     # Create an empty list to hold the dictionaries
     dwc2_info_list = []
 
-    #Iterate over the dwc2_info dictionary and extract fields
+    # Iterate over the dwc2_info dictionary and extract fields
     for device, reg_values in dwc2_info.items():
         entry_dict = {"Device": device}
         for r_name, r_value in reg_values.items():
             entry_dict[r_name] = f"0x{r_value:08X}"
-            # Print bit-field values
-            if r_name.upper() in globals():
+
+            if r_name == 'gsnpsid':
+                # Get dwc2 specs version
+                major = ((r_value >> 8) >> 4) & 0x0F
+                minor = (r_value >> 4) & 0xFF
+                patch = chr((r_value & 0x0F) + ord('a') - 0xA)
+                entry_dict[f' - specs version'] = f"{major:X}.{minor:02X}{patch}"
+            elif r_name.upper() in globals():
+                # Get bit-field values which exist as ctypes structures
                 class_name = globals()[r_name.upper()]
                 ghwcfg = class_name.from_buffer_copy(r_value.to_bytes(4, byteorder='little'))
                 for field_name, field_type, _ in class_name._fields_: