add circuitpython code

2 files changed, 138 insertions, 0 deletions

diff --git a/circuitpython/ports/raspberrypi/peripherals/pins.c b/circuitpython/ports/raspberrypi/peripherals/pins.c
new file mode 100644
index 0000000..1b5fe91
--- /dev/null
+++ b/circuitpython/ports/raspberrypi/peripherals/pins.c
@@ -0,0 +1,67 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2021 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "pins.h"
+
+#include "shared-bindings/microcontroller/Pin.h"
+
+// This macro is used to simplify pin definition in boards/<board>/pins.c
+#define PIN(p_number) \
+    const mcu_pin_obj_t pin_GPIO##p_number = { \
+        { &mcu_pin_type }, \
+        .number = p_number \
+    }
+
+PIN(0);
+PIN(1);
+PIN(2);
+PIN(3);
+PIN(4);
+PIN(5);
+PIN(6);
+PIN(7);
+PIN(8);
+PIN(9);
+PIN(10);
+PIN(11);
+PIN(12);
+PIN(13);
+PIN(14);
+PIN(15);
+PIN(16);
+PIN(17);
+PIN(18);
+PIN(19);
+PIN(20);
+PIN(21);
+PIN(22);
+PIN(23);
+PIN(24);
+PIN(25);
+PIN(26);
+PIN(27);
+PIN(28);
+PIN(29);
diff --git a/circuitpython/ports/raspberrypi/peripherals/pins.h b/circuitpython/ports/raspberrypi/peripherals/pins.h
new file mode 100644
index 0000000..99ab9cf
--- /dev/null
+++ b/circuitpython/ports/raspberrypi/peripherals/pins.h
@@ -0,0 +1,71 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2021 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+// DO NOT include this file directly. Use shared-bindings/microcontroller/Pin.h instead to ensure
+// that all necessary includes are already included.
+
+#ifndef MICROPY_INCLUDED_RASPBERRYPI_PERIPHERALS_PINS_H
+#define MICROPY_INCLUDED_RASPBERRYPI_PERIPHERALS_PINS_H
+
+#include "py/obj.h"
+
+typedef struct {
+    mp_obj_base_t base;
+    uint8_t number;
+} mcu_pin_obj_t;
+
+extern const mcu_pin_obj_t pin_GPIO0;
+extern const mcu_pin_obj_t pin_GPIO1;
+extern const mcu_pin_obj_t pin_GPIO2;
+extern const mcu_pin_obj_t pin_GPIO3;
+extern const mcu_pin_obj_t pin_GPIO4;
+extern const mcu_pin_obj_t pin_GPIO5;
+extern const mcu_pin_obj_t pin_GPIO6;
+extern const mcu_pin_obj_t pin_GPIO7;
+extern const mcu_pin_obj_t pin_GPIO8;
+extern const mcu_pin_obj_t pin_GPIO9;
+extern const mcu_pin_obj_t pin_GPIO10;
+extern const mcu_pin_obj_t pin_GPIO11;
+extern const mcu_pin_obj_t pin_GPIO12;
+extern const mcu_pin_obj_t pin_GPIO13;
+extern const mcu_pin_obj_t pin_GPIO14;
+extern const mcu_pin_obj_t pin_GPIO15;
+extern const mcu_pin_obj_t pin_GPIO16;
+extern const mcu_pin_obj_t pin_GPIO17;
+extern const mcu_pin_obj_t pin_GPIO18;
+extern const mcu_pin_obj_t pin_GPIO19;
+extern const mcu_pin_obj_t pin_GPIO20;
+extern const mcu_pin_obj_t pin_GPIO21;
+extern const mcu_pin_obj_t pin_GPIO22;
+extern const mcu_pin_obj_t pin_GPIO23;
+extern const mcu_pin_obj_t pin_GPIO24;
+extern const mcu_pin_obj_t pin_GPIO25;
+extern const mcu_pin_obj_t pin_GPIO26;
+extern const mcu_pin_obj_t pin_GPIO27;
+extern const mcu_pin_obj_t pin_GPIO28;
+extern const mcu_pin_obj_t pin_GPIO29;
+
+#endif  // MICROPY_INCLUDED_RASPBERRYPI_PERIPHERALS_PINS_H