Making some progress. Here is a dump from my hardware. It seems to match but the
05350000h
0 = codec
53 = Node ID
5 = Verb
0000 = parameter
Dump of my system for 0x53 and 0x54
+--------+-------+--------+-------+-------+
| NID | Index | Verb | Param | Value |
+--------+-------+--------+-------+-------+
| 0x53 | 0x00 | 0xc00 | 0x0 | 0x601a|
| 0x53 | 0x01 | 0xc00 | 0x0 | 0xc00 |
| 0x53 | 0x02 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x03 | 0xc00 | 0x0 | 0x1f61|
| 0x53 | 0x04 | 0xc00 | 0x0 | 0xfe43|
| 0x53 | 0x05 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x06 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x07 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x08 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x09 | 0xc00 | 0x0 | 0x200 |
| 0x53 | 0x0a | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x0b | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x0c | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x0d | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x0e | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x0f | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x10 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x11 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x12 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x13 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x14 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x15 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x16 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x17 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x18 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x19 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x1a | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x1b | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x1c | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x1d | 0xc00 | 0x0 | 0x800 |
| 0x53 | 0x1e | 0xc00 | 0x0 | 0x800 |
| 0x53 | 0x1f | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x20 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x21 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x22 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x23 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x24 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x25 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x26 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x27 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x28 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x29 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x2a | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x2b | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x2c | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x2d | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x2e | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x2f | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x30 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x31 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x32 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x33 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x34 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x35 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x36 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x37 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x38 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x39 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x3a | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x3b | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x3c | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x3d | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x3e | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x3f | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x40 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x41 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x42 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x43 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x44 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x45 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x46 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x47 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x48 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x49 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x4a | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x4b | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x4c | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x4d | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x4e | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x4f | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x50 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x51 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x52 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x53 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x54 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x55 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x56 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x57 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x58 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x59 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x5a | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x5b | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x5c | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x5d | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x5e | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x5f | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x60 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x61 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x62 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x63 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x64 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x65 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x66 | 0xc00 | 0x0 | 0x0 |
| 0x53 | 0x67 | 0xc00 | 0x0 | 0x0 |
+--------+-------+--------+-------+-------+
+--------+-------+--------+-------+-------+
| NID | Index | Verb | Param | Value |
+--------+-------+--------+-------+-------+
| 0x54 | 0x00 | 0xc00 | 0x0 | 0x2000|
| 0x54 | 0x01 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x02 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x03 | 0xc00 | 0x0 | 0x1f61|
| 0x54 | 0x04 | 0xc00 | 0x0 | 0xfe43|
| 0x54 | 0x05 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x06 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x07 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x08 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x09 | 0xc00 | 0x0 | 0x200 |
| 0x54 | 0x0a | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x0b | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x0c | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x0d | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x0e | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x0f | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x10 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x11 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x12 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x13 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x14 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x15 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x16 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x17 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x18 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x19 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x1a | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x1b | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x1c | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x1d | 0xc00 | 0x0 | 0x800 |
| 0x54 | 0x1e | 0xc00 | 0x0 | 0x800 |
| 0x54 | 0x1f | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x20 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x21 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x22 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x23 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x24 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x25 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x26 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x27 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x28 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x29 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x2a | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x2b | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x2c | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x2d | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x2e | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x2f | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x30 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x31 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x32 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x33 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x34 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x35 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x36 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x37 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x38 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x39 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x3a | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x3b | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x3c | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x3d | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x3e | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x3f | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x40 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x41 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x42 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x43 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x44 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x45 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x46 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x47 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x48 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x49 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x4a | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x4b | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x4c | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x4d | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x4e | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x4f | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x50 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x51 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x52 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x53 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x54 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x55 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x56 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x57 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x58 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x59 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x5a | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x5b | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x5c | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x5d | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x5e | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x5f | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x60 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x61 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x62 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x63 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x64 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x65 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x66 | 0xc00 | 0x0 | 0x0 |
| 0x54 | 0x67 | 0xc00 | 0x0 | 0x0 |
+--------+-------+--------+-------+-------+