Added additional TDF validation for pinouts and pin counts

build/scripts/TargetDescriptionFiles/Pinout.php

@@ -0,0 +1,30 @@
+<?php
+namespace Bloom\BuildScripts\TargetDescriptionFiles;
+
+require_once __DIR__ . "/Pin.php";
+
+class Pinout
+{
+    const TYPE_SOIC = 'SOIC';
+    const TYPE_DIP = 'DIP';
+    const TYPE_QFN = 'QFN';
+    const TYPE_BGA = 'BGA';
+
+    public ?string $name = null;
+    public ?string $function = null;
+    public ?string $type = null;
+
+    /**
+     * The name of the pinouts typically include the number of pins. We extract this if we can, so that we can
+     * validate against it.
+     *
+     * For example, for an SOIC pinout with 20 pins, the name of the pinout would be something like "SOIC20"
+     * or "SOIC_20".
+     *
+     * @var int|null
+     */
+    public ?int $expectedPinCount = null;
+
+    /** @var Pin[] */
+    public array $pins = [];
+}