Merge remote-tracking branch 'upstream/master' into stm32-meowbit-etc

Author: hierophect

.github/workflows/build.yml

@@ -137,7 +137,6 @@ jobs:
         - "pyportal"
         - "pyportal_titano"
         - "pyruler"
-        - "robohatmm1_m0"
         - "robohatmm1_m4"
         - "sam32"
         - "serpente"

ports/atmel-samd/boards/robohatmm1_m0/board.c

@@ -35,11 +35,13 @@
 #define AUTORESET_DELAY_MS 500
 #define BOARD_FLASH_SIZE (FLASH_SIZE - 0x4000)
 
+#define MICROPY_HW_NEOPIXEL (&pin_PC00)
+
 // On-board flash
-#define SPI_FLASH_MOSI_PIN          &pin_PB05
-#define SPI_FLASH_MISO_PIN          &pin_PB04
-#define SPI_FLASH_SCK_PIN           &pin_PB03
-#define SPI_FLASH_CS_PIN            &pin_PA15
+#define SPI_FLASH_MOSI_PIN          (&pin_PB05)
+#define SPI_FLASH_MISO_PIN          (&pin_PB04)
+#define SPI_FLASH_SCK_PIN           (&pin_PB03)
+#define SPI_FLASH_CS_PIN            (&pin_PA15)
 
 #define DEFAULT_I2C_BUS_SCL (&pin_PB06)
 #define DEFAULT_I2C_BUS_SDA (&pin_PB07)

ports/atmel-samd/boards/robohatmm1_m0/mpconfigboard.h

@@ -26,6 +26,7 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_PB10) },
     { MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_PB11) },
 
+    { MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_PC00) },
     { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
     { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
     { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },

ports/atmel-samd/boards/robohatmm1_m0/mpconfigboard.mk

@@ -55,7 +55,7 @@
 #define HAL_I2S_MODULE_ENABLED
 /* #define HAL_IWDG_MODULE_ENABLED   */
 /* #define HAL_LTDC_MODULE_ENABLED   */
-/* #define HAL_RNG_MODULE_ENABLED   */
+#define HAL_RNG_MODULE_ENABLED
 /* #define HAL_RTC_MODULE_ENABLED   */
 /* #define HAL_SAI_MODULE_ENABLED   */
 /* #define HAL_SD_MODULE_ENABLED   */

ports/atmel-samd/boards/robohatmm1_m0/pins.c

@@ -55,7 +55,7 @@
 #define HAL_I2S_MODULE_ENABLED
 /* #define HAL_IWDG_MODULE_ENABLED   */
 /* #define HAL_LTDC_MODULE_ENABLED   */
-/* #define HAL_RNG_MODULE_ENABLED   */
+#define HAL_RNG_MODULE_ENABLED
 /* #define HAL_RTC_MODULE_ENABLED   */
 /* #define HAL_SAI_MODULE_ENABLED   */
 /* #define HAL_SD_MODULE_ENABLED   */

ports/stm32f4/boards/feather_stm32f405_express/mpconfigboard.h

@@ -55,7 +55,7 @@
 #define HAL_I2S_MODULE_ENABLED
 /* #define HAL_IWDG_MODULE_ENABLED   */
 /* #define HAL_LTDC_MODULE_ENABLED   */
-/* #define HAL_RNG_MODULE_ENABLED   */
+#define HAL_RNG_MODULE_ENABLED
 /* #define HAL_RTC_MODULE_ENABLED   */
 /* #define HAL_SAI_MODULE_ENABLED   */
 #define HAL_SD_MODULE_ENABLED

ports/stm32f4/boards/feather_stm32f405_express/pins.c

@@ -26,11 +26,17 @@
  */
 
 #include "shared-bindings/microcontroller/Pin.h"
+#include "shared-bindings/digitalio/DigitalInOut.h"
+#include "supervisor/shared/rgb_led_status.h"
 
 #include "py/mphal.h"
 #include "stm32f4/pins.h"
 #include "stm32f4xx_hal.h"
 
+#ifdef MICROPY_HW_NEOPIXEL
+bool neopixel_in_use;
+#endif
+
 #if MCU_PACKAGE == 144
     #define GPIO_PORT_COUNT 7
     GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG};
@@ -53,20 +59,29 @@ void reset_all_pins(void) {
     for (uint8_t i = 0; i < GPIO_PORT_COUNT; i++) {
         HAL_GPIO_DeInit(ports[i], ~never_reset_pins[i]);
     }
+
+    #ifdef MICROPY_HW_NEOPIXEL
+    neopixel_in_use = false;
+    #endif
 }
 
 // Mark pin as free and return it to a quiescent state.
 void reset_pin_number(uint8_t pin_port, uint8_t pin_number) {
     if (pin_port == 0x0F) {
         return;
     }
-
-    // Clear claimed bit.
+    // Clear claimed bit & reset
     claimed_pins[pin_port] &= ~(1<<pin_number);
-    // Reset the pin
     HAL_GPIO_DeInit(ports[pin_port], 1<<pin_number);
-}
 
+    #ifdef MICROPY_HW_NEOPIXEL
+    if (pin_port == MICROPY_HW_NEOPIXEL->port && pin_number == MICROPY_HW_NEOPIXEL->number) {
+        neopixel_in_use = false;
+        rgb_led_status_init();
+        return;
+    }
+    #endif
+}
 
 void never_reset_pin_number(uint8_t pin_port, uint8_t pin_number) {
     never_reset_pins[pin_port] |= 1<<pin_number;
@@ -83,13 +98,25 @@ void common_hal_reset_pin(const mcu_pin_obj_t* pin) {
 void claim_pin(const mcu_pin_obj_t* pin) {
     // Set bit in claimed_pins bitmask.
     claimed_pins[pin->port] |= 1<<pin->number;
+
+    #ifdef MICROPY_HW_NEOPIXEL
+    if (pin == MICROPY_HW_NEOPIXEL) {
+        neopixel_in_use = true;
+    }
+    #endif
 }
 
 bool pin_number_is_free(uint8_t pin_port, uint8_t pin_number) {
     return !(claimed_pins[pin_port] & 1<<pin_number);
 }
 
 bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
+    #ifdef MICROPY_HW_NEOPIXEL
+    if (pin == MICROPY_HW_NEOPIXEL) {
+        return !neopixel_in_use;
+    }
+    #endif
+
     return pin_number_is_free(pin->port, pin->number);
 }
 

ports/stm32f4/boards/feather_stm32f405_express/stm32f4xx_hal_conf.h

@@ -31,6 +31,14 @@
 
 #include "peripherals/stm32f4/pins.h"
 
+#ifdef MICROPY_HW_NEOPIXEL
+extern bool neopixel_in_use;
+#endif
+#ifdef MICROPY_HW_APA102_MOSI
+extern bool apa102_sck_in_use;
+extern bool apa102_mosi_in_use;
+#endif
+
 void reset_all_pins(void);
 // reset_pin_number takes the pin number instead of the pointer so that objects don't
 // need to store a full pointer.