6 files changed, 137 insertions, 0 deletions
diff --git a/keyboards/bastardkb/dilemma/splinky/config.h b/keyboards/bastardkb/dilemma/splinky/config.h
new file mode 100644
index 0000000000..80c9e42224
--- /dev/null
+++ b/keyboards/bastardkb/dilemma/splinky/config.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Charly Delay <charly@codesink.dev> (@0xcharly)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Key matrix configuration. */
+#define MATRIX_ROW_PINS \
+    { GP4, GP5, GP28, GP26 }
+#define MATRIX_COL_PINS \
+    { GP8, GP9, GP7, GP6, GP27 }
+
+/* Handedness. */
+#define MASTER_RIGHT
+
+// To use the handedness pin, resistors need to be installed on the PCB.
+// If so, uncomment the following code, and undefine MASTER_RIGHT above.
+//#define SPLIT_HAND_PIN GP29
+// If you've soldered the handedness pull-up on the upper side instead of the
+// left one, uncomment the following line.
+//#define SPLIT_HAND_PIN_LOW_IS_LEFT // High -> right, Low -> left.
+
+/* serial.c configuration (for split keyboard). */
+#define SOFT_SERIAL_PIN GP1
+
+/* CRC. */
+#define CRC8_USE_TABLE
+#define CRC8_OPTIMIZE_SPEED
+
+/* Reset. */
+#define RP2040_BOOTLOADER_DOUBLE_TAP_RESET
+#define RP2040_BOOTLOADER_DOUBLE_TAP_RESET_LED GP17
+#define RP2040_BOOTLOADER_DOUBLE_TAP_RESET_TIMEOUT 1000U
diff --git a/keyboards/bastardkb/dilemma/splinky/halconf.h b/keyboards/bastardkb/dilemma/splinky/halconf.h
new file mode 100644
index 0000000000..a4c25c090a
--- /dev/null
+++ b/keyboards/bastardkb/dilemma/splinky/halconf.h
@@ -0,0 +1,21 @@
+/* Copyright 2022 QMK
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#define HAL_USE_I2C TRUE
+
+#include_next "halconf.h"
diff --git a/keyboards/bastardkb/dilemma/splinky/info.json b/keyboards/bastardkb/dilemma/splinky/info.json
new file mode 100644
index 0000000000..07ee320bb9
--- /dev/null
+++ b/keyboards/bastardkb/dilemma/splinky/info.json
@@ -0,0 +1,6 @@
+{
+    "keyboard_name": "Dilemma Splinky",
+    "usb": {
+      "device_version": "1.0.0",
+    },
+}
diff --git a/keyboards/bastardkb/dilemma/splinky/mcuconf.h b/keyboards/bastardkb/dilemma/splinky/mcuconf.h
new file mode 100644
index 0000000000..5e47eac54f
--- /dev/null
+++ b/keyboards/bastardkb/dilemma/splinky/mcuconf.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2022 Charly Delay <charly@codesink.dev> (@0xcharly)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include_next "mcuconf.h"
+
+#undef RP_I2C_USE_I2C1
+#define RP_I2C_USE_I2C1 TRUE
diff --git a/keyboards/bastardkb/dilemma/splinky/rules.mk b/keyboards/bastardkb/dilemma/splinky/rules.mk
new file mode 100644
index 0000000000..9c593c6ed8
--- /dev/null
+++ b/keyboards/bastardkb/dilemma/splinky/rules.mk
@@ -0,0 +1,9 @@
+# MCU name
+MCU = RP2040
+
+# Bootloader selection
+BOOTLOADER = rp2040
+
+# RP2040-specific options
+PICO_INTRINSICS_ENABLED = no # ATM Unsupported by ChibiOS.
+SERIAL_DRIVER = vendor
diff --git a/keyboards/bastardkb/dilemma/splinky/splinky.c b/keyboards/bastardkb/dilemma/splinky/splinky.c
new file mode 100644
index 0000000000..f38fe43818
--- /dev/null
+++ b/keyboards/bastardkb/dilemma/splinky/splinky.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2022 Charly Delay <charly@codesink.dev> (@0xcharly)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "quantum.h"
+
+// Forward declare RP2040 SDK declaration.
+void gpio_init(uint gpio);
+
+void keyboard_pre_init_user(void) {
+    // Ensures that GP26 through GP29 are initialized as digital inputs (as
+    // opposed to analog inputs).  These GPIOs are shared with A0 through A3,
+    // respectively.  On RP2040-B2 and later, the digital inputs are disabled by
+    // default (see RP2040-E6).
+    gpio_init(GP26);
+    gpio_init(GP27);
+    gpio_init(GP28);
+    gpio_init(GP29);
+}