From 3f056cdedf3f6b5b8339c279feb40ad50f17982e Mon Sep 17 00:00:00 2001
From: Michal Suchanek <msuchanek@suse.de>
Date: Tue, 29 Oct 2024 18:19:30 +0100
Subject: [PATCH] ports/rp2/boards: Add Waveshare RP2040-Zero.

Waveshare RP2040-Zero is a very small board with an USB C connector and
a WS2812 NeoPixel LED.

Signed-off-by: Michal Suchanek <msuchanek@suse.de>
---
 .../boards/WAVESHARE_RP2040_ZERO/board.json   | 20 +++++++++++++++++++
 .../WAVESHARE_RP2040_ZERO/mpconfigboard.cmake |  2 ++
 .../WAVESHARE_RP2040_ZERO/mpconfigboard.h     |  6 ++++++
 .../rp2/boards/WAVESHARE_RP2040_ZERO/pins.csv |  1 +
 tools/autobuild/build-downloads.py            |  1 +
 5 files changed, 30 insertions(+)
 create mode 100644 ports/rp2/boards/WAVESHARE_RP2040_ZERO/board.json
 create mode 100644 ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.cmake
 create mode 100644 ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.h
 create mode 100644 ports/rp2/boards/WAVESHARE_RP2040_ZERO/pins.csv

diff --git a/ports/rp2/boards/WAVESHARE_RP2040_ZERO/board.json b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/board.json
new file mode 100644
index 0000000000000..040e907756229
--- /dev/null
+++ b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/board.json
@@ -0,0 +1,20 @@
+{
+    "deploy": [
+        "../deploy.md"
+    ],
+    "docs": "",
+    "features": [
+        "Dual-core",
+        "External Flash",
+        "RGB WS2812B LED",
+        "USB-C"
+    ],
+    "images": [
+        "Waveshare-RP2040-Zero.jpg"
+    ],
+    "mcu": "rp2040",
+    "product": "RP2040-Zero",
+    "thumbnail": "",
+    "url": "",
+    "vendor": "Waveshare"
+}
diff --git a/ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.cmake b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.cmake
new file mode 100644
index 0000000000000..ba6d6fa175e75
--- /dev/null
+++ b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.cmake
@@ -0,0 +1,2 @@
+# cmake file for Waveshare RP2040-Zero
+set(PICO_PLATFORM "rp2040")
diff --git a/ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.h b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.h
new file mode 100644
index 0000000000000..75f91440e6dfa
--- /dev/null
+++ b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/mpconfigboard.h
@@ -0,0 +1,6 @@
+// https://www.waveshare.com/wiki/RP2040-Zero
+
+#define MICROPY_HW_BOARD_NAME          "Waveshare RP2040-Zero"
+#define MICROPY_HW_FLASH_STORAGE_BYTES (1408 * 1024)
+
+// NeoPixel data GPIO16, power not toggleable
diff --git a/ports/rp2/boards/WAVESHARE_RP2040_ZERO/pins.csv b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/pins.csv
new file mode 100644
index 0000000000000..3d9a499e7b9eb
--- /dev/null
+++ b/ports/rp2/boards/WAVESHARE_RP2040_ZERO/pins.csv
@@ -0,0 +1 @@
+WS2812B,GPIO16
diff --git a/tools/autobuild/build-downloads.py b/tools/autobuild/build-downloads.py
index c03d98aa5dea4..9d2d607736000 100755
--- a/tools/autobuild/build-downloads.py
+++ b/tools/autobuild/build-downloads.py
@@ -38,6 +38,7 @@
     "Microphone",
     "PoE",
     "RGB LED",
+    "RGB WS2812B LED",
     "Secure Element",
 }