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Merge pull request #4013 from adafruit/revert-3930-jerryn_feathers2_led
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Revert "UMFEATHERS2 - implement use of DotStar for status led"
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dhalbert authored Jan 17, 2021
2 parents 816cbe4 + a938934 commit 6a76b60
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Showing 4 changed files with 7 additions and 54 deletions.
8 changes: 0 additions & 8 deletions ports/esp32s2/boards/unexpectedmaker_feathers2/board.c
Original file line number Diff line number Diff line change
Expand Up @@ -27,8 +27,6 @@
#include "supervisor/board.h"
#include "mpconfigboard.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "components/driver/include/driver/gpio.h"
#include "components/soc/include/hal/gpio_hal.h"

void board_init(void) {
// USB
Expand All @@ -49,12 +47,6 @@ void board_init(void) {
common_hal_never_reset_pin(&pin_GPIO30);
common_hal_never_reset_pin(&pin_GPIO31);
common_hal_never_reset_pin(&pin_GPIO32);


// Add LDO2 to never reset list, set to output and enable
common_hal_never_reset_pin(&pin_GPIO21);
gpio_set_direction(pin_GPIO21.number, GPIO_MODE_DEF_OUTPUT);
gpio_set_level(pin_GPIO21.number, true);
}

bool board_requests_safe_mode(void) {
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Original file line number Diff line number Diff line change
Expand Up @@ -34,8 +34,8 @@

#define AUTORESET_DELAY_MS 500

#define MICROPY_HW_APA102_MOSI (&pin_GPIO40)
#define MICROPY_HW_APA102_SCK (&pin_GPIO45)
// #define MICROPY_HW_APA102_MOSI (&pin_GPIO40)
// #define MICROPY_HW_APA102_SCK (&pin_GPIO45)

#define DEFAULT_I2C_BUS_SCL (&pin_GPIO9)
#define DEFAULT_I2C_BUS_SDA (&pin_GPIO8)
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45 changes: 4 additions & 41 deletions ports/esp32s2/common-hal/microcontroller/Pin.c
Original file line number Diff line number Diff line change
Expand Up @@ -37,14 +37,13 @@
#ifdef MICROPY_HW_NEOPIXEL
bool neopixel_in_use;
#endif
#ifdef MICROPY_HW_APA102_MOSI
bool apa102_sck_in_use;
bool apa102_mosi_in_use;
#endif

STATIC uint32_t never_reset_pins[2];
STATIC uint32_t in_use[2];

bool apa102_mosi_in_use;
bool apa102_sck_in_use;

STATIC void floating_gpio_reset(gpio_num_t pin_number) {
// This is the same as gpio_reset_pin(), but without the pullup.
// Note that gpio_config resets the iomatrix to GPIO_FUNC as well.
Expand Down Expand Up @@ -87,20 +86,6 @@ void reset_pin_number(gpio_num_t pin_number) {
return;
}
#endif
#ifdef MICROPY_HW_APA102_MOSI
if (pin_number == MICROPY_HW_APA102_MOSI->number ||
pin_number == MICROPY_HW_APA102_SCK->number) {
apa102_mosi_in_use = apa102_mosi_in_use && pin_number != MICROPY_HW_APA102_MOSI->number;
apa102_sck_in_use = apa102_sck_in_use && pin_number != MICROPY_HW_APA102_SCK->number;
if (!apa102_sck_in_use && !apa102_mosi_in_use) {
rgb_led_status_init();
}
return;
}
#endif



}

void common_hal_reset_pin(const mcu_pin_obj_t* pin) {
Expand All @@ -125,11 +110,6 @@ void reset_all_pins(void) {
#ifdef MICROPY_HW_NEOPIXEL
neopixel_in_use = false;
#endif
#ifdef MICROPY_HW_APA102_MOSI
apa102_sck_in_use = false;
apa102_mosi_in_use = false;
#endif

}

void claim_pin(const mcu_pin_obj_t* pin) {
Expand All @@ -139,15 +119,6 @@ void claim_pin(const mcu_pin_obj_t* pin) {
neopixel_in_use = true;
}
#endif
#ifdef MICROPY_HW_APA102_MOSI
if (pin == MICROPY_HW_APA102_MOSI) {
apa102_mosi_in_use = true;
}
if (pin == MICROPY_HW_APA102_SCK) {
apa102_sck_in_use = true;
}
#endif

}

void common_hal_mcu_pin_claim(const mcu_pin_obj_t* pin) {
Expand All @@ -160,18 +131,10 @@ bool pin_number_is_free(gpio_num_t pin_number) {
return !neopixel_in_use;
}
#endif
#ifdef MICROPY_HW_APA102_MOSI
if (pin_number == MICROPY_HW_APA102_MOSI->number) {
return !apa102_mosi_in_use;
}
if (pin_number == MICROPY_HW_APA102_SCK->number) {
return !apa102_sck_in_use;
}
#endif

uint8_t offset = pin_number / 32;
uint32_t mask = 1 << (pin_number % 32);
return (in_use[offset] & mask) == 0;
return (never_reset_pins[offset] & mask) == 0 && (in_use[offset] & mask) == 0;
}

bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
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4 changes: 1 addition & 3 deletions ports/esp32s2/common-hal/microcontroller/Pin.h
Original file line number Diff line number Diff line change
Expand Up @@ -31,10 +31,8 @@

#include "peripherals/pins.h"

#ifdef MICROPY_HW_APA102_MOSI
extern bool apa102_sck_in_use;
extern bool apa102_mosi_in_use;
#endif
extern bool apa102_sck_in_use;

#ifdef MICROPY_HW_NEOPIXEL
extern bool neopixel_in_use;
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