Add boardsource/lulu RP2040 support (#18200)

by waffle87

keyboards/boardsource/lulu/rp2040/config.h

@@ -0,0 +1,11 @@
+// Copyright 2022 jack (@waffle87)
+// SPDX-License-Identifier: GPL-2.0-or-later
+#pragma once
+#define RP2040_BOOTLOADER_DOUBLE_TAP_RESET
+#define RP2040_BOOTLOADER_DOUBLE_TAP_RESET_TIMEOUT 200U
+#define SERIAL_USART_FULL_DUPLEX
+#define SERIAL_USART_TX_PIN GP0
+#define SERIAL_USART_RX_PIN GP1
+#define I2C_DRIVER I2CD2
+#define I2C1_SDA_PIN GP22
+#define I2C1_SCL_PIN GP23

keyboards/boardsource/lulu/rp2040/halconf.h

@@ -0,0 +1,5 @@
+// Copyright 2022 jack (@waffle87)
+// SPDX-License-Identifier: GPL-2.0-or-later
+#pragma once
+#define HAL_USE_I2C TRUE
+#include_next <halconf.h>

keyboards/boardsource/lulu/rp2040/info.json

@@ -0,0 +1,17 @@
+{
+  "bootloader": "rp2040",
+  "matrix_pins": {
+    "cols": ["GP2", "GP3", "GP4", "GP5", "GP6", "GP7"],
+    "rows": ["GP14", "GP15", "GP16", "GP17", "GP18"]
+  },
+  "processor": "RP2040",
+  "rgblight": {
+     "pin": "GP29",
+     "led_count": 70
+  },
+  "encoder": {
+    "rotary": [
+      { "pin_a": "GP8", "pin_b": "GP9" }
+    ]
+  }
+}

keyboards/boardsource/lulu/rp2040/mcuconf.h

@@ -0,0 +1,6 @@
+// Copyright 2022 jack (@waffle87)
+// SPDX-License-Identifier: GPL-2.0-or-later
+#pragma once
+#include_next <mcuconf.h>
+#undef RP_I2C_USE_I2C1
+#define RP_I2C_USE_I2C1 TRUE

keyboards/boardsource/lulu/rp2040/rules.mk

@@ -0,0 +1,2 @@
+SERIAL_DRIVER = vendor
+WS2812_DRIVER = vendor