add gpio interrupt support

examples/flipperzero_gpio_input_test.py

@@ -0,0 +1,12 @@
+import flipperzero as f0
+import time
+
+f0.gpio_init_pin(f0.GPIO_PIN_PA7, f0.GPIO_MODE_OUTPUT_PUSH_PULL)
+f0.gpio_init_pin(f0.GPIO_PIN_PC1, f0.GPIO_MODE_INPUT, f0.GPIO_PULL_UP, f0.GPIO_SPEED_HIGH)
+
+for _ in range(0,15):
+    state = f0.gpio_get_pin(f0.GPIO_PIN_PC1)
+
+    f0.gpio_set_pin(f0.GPIO_PIN_PA7, state)
+
+    time.sleep(1)

examples/flipperzero_gpio_interrupt_test.py

@@ -0,0 +1,22 @@
+import flipperzero as f0
+import time
+
+# init pins
+f0.gpio_init_pin(f0.GPIO_PIN_PA7, f0.GPIO_MODE_OUTPUT_PUSH_PULL)
+f0.gpio_init_pin(f0.GPIO_PIN_PC0, f0.GPIO_MODE_INTERRUPT_RISE, f0.GPIO_PULL_UP, f0.GPIO_SPEED_VERY_HIGH)
+f0.gpio_init_pin(f0.GPIO_PIN_PC1, f0.GPIO_MODE_INTERRUPT_RISE, f0.GPIO_PULL_UP, f0.GPIO_SPEED_VERY_HIGH)
+
+@f0.on_gpio
+def on_gpio(pin):
+    if pin == f0.GPIO_PIN_PC0:
+        f0.gpio_set_pin(f0.GPIO_PIN_PA7, True)
+    if pin == f0.GPIO_PIN_PC1:
+        f0.gpio_set_pin(f0.GPIO_PIN_PA7, False)
+
+for _ in range(1, 1500):
+  time.sleep_ms(10)
+
+# reset pins
+f0.gpio_init_pin(f0.GPIO_PIN_PA7, f0.GPIO_MODE_ANALOG)
+f0.gpio_init_pin(f0.GPIO_PIN_PC0, f0.GPIO_MODE_ANALOG)
+f0.gpio_init_pin(f0.GPIO_PIN_PC1, f0.GPIO_MODE_ANALOG)

examples/flipperzero_gpio_test.py

@@ -1,12 +1,12 @@
 import flipperzero as f0
 import time
 
-f0.gpio_init_pin(f0.GPIO_PIN_PC3, f0.GPIO_MODE_OUTPUT_PUSH_PULL)
+f0.gpio_init_pin(f0.GPIO_PIN_PA7, f0.GPIO_MODE_OUTPUT_PUSH_PULL)
 
-f0.gpio_set_pin(f0.GPIO_PIN_PC3, True)
+f0.gpio_set_pin(f0.GPIO_PIN_PA7, True)
 time.sleep(1)
-f0.gpio_set_pin(f0.GPIO_PIN_PC3, False)
+f0.gpio_set_pin(f0.GPIO_PIN_PA7, False)
 time.sleep(1)
-f0.gpio_set_pin(f0.GPIO_PIN_PC3, True)
+f0.gpio_set_pin(f0.GPIO_PIN_PA7, True)
 time.sleep(1)
-f0.gpio_set_pin(f0.GPIO_PIN_PC3, False)
+f0.gpio_set_pin(f0.GPIO_PIN_PA7, False)

lib/micropython

@@ -1 +1 @@
-Subproject commit 561f03769c724277ab8d809a79522cbdababa526
+Subproject commit 9fd53bc141006058c2b441602c0b7b254bbf9200

lib/micropython-port/mp_flipper_modflipperzero_gpio.c

@@ -25,7 +25,7 @@ static const GpioPin* decode_pin(uint8_t pin) {
     }
 }
 
-static const GpioMode decode_mode(uint8_t mode) {
+static inline const GpioMode decode_mode(uint8_t mode) {
     switch(mode) {
     case MP_FLIPPER_GPIO_MODE_INPUT:
         return GpioModeInput;
@@ -41,23 +41,60 @@ static const GpioMode decode_mode(uint8_t mode) {
         return GpioModeInterruptRise;
     }
 
-    if(mode & MP_FLIPPER_GPIO_MODE_INTERRUPT_FALL & MP_FLIPPER_GPIO_MODE_INTERRUPT_RISE) {
+    if((mode & MP_FLIPPER_GPIO_MODE_INTERRUPT_FALL) &&
+       (mode & MP_FLIPPER_GPIO_MODE_INTERRUPT_RISE)) {
         return GpioModeInterruptRiseFall;
     }
 
     furi_crash("unknown GPIO mode");
 }
 
-inline void mp_flipper_gpio_init_pin(uint8_t raw_pin, uint8_t raw_mode) {
+static inline const GpioPull decode_pull(uint8_t pull) {
+    switch(pull) {
+    case MP_FLIPPER_GPIO_PULL_NO:
+        return GpioPullNo;
+    case MP_FLIPPER_GPIO_PULL_UP:
+        return GpioPullUp;
+    case MP_FLIPPER_GPIO_PULL_DOWN:
+        return GpioPullDown;
+    default:
+        furi_crash("unknown GPIO pull");
+    }
+}
+
+static inline const GpioSpeed decode_speed(uint8_t speed) {
+    switch(speed) {
+    case MP_FLIPPER_GPIO_SPEED_LOW:
+        return GpioSpeedLow;
+    case MP_FLIPPER_GPIO_SPEED_MEDIUM:
+        return GpioSpeedMedium;
+    case MP_FLIPPER_GPIO_SPEED_HIGH:
+        return GpioSpeedHigh;
+    case MP_FLIPPER_GPIO_SPEED_VERY_HIGH:
+        return GpioSpeedVeryHigh;
+    default:
+        furi_crash("unknown GPIO speed");
+    }
+}
+
+inline void mp_flipper_gpio_init_pin(
+    uint8_t raw_pin,
+    uint8_t raw_mode,
+    uint8_t raw_pull,
+    uint8_t raw_speed) {
     const GpioPin* pin = decode_pin(raw_pin);
     const GpioMode mode = decode_mode(raw_mode);
+    const GpioPull pull = decode_pull(raw_pull);
+    const GpioSpeed speed = decode_speed(raw_speed);
 
-    furi_hal_gpio_init_simple(pin, mode);
+    furi_hal_gpio_init(pin, mode, pull, speed);
 
     if(raw_mode & (MP_FLIPPER_GPIO_MODE_INTERRUPT_FALL | MP_FLIPPER_GPIO_MODE_INTERRUPT_RISE)) {
+        furi_hal_gpio_add_int_callback(pin, mp_flipper_on_gpio, (void*)raw_pin);
         furi_hal_gpio_enable_int_callback(pin);
     } else {
         furi_hal_gpio_disable_int_callback(pin);
+        furi_hal_gpio_remove_int_callback(pin);
     }
 }