Revert "Merge branch 'unblock_i2c' into develop"

This reverts commit 275a84b, reversing
changes made to 9fb3755.

Author: Riksu9000

src/main.cpp

@@ -5,7 +5,6 @@
 #include <libraries/gpiote/app_gpiote.h>
 #include <libraries/timer/app_timer.h>
 #include <softdevice/common/nrf_sdh.h>
-#include <nrf_delay.h>
 
 // nimble
 #define min // workaround: nimble's min/max macros conflict with libstdc++
@@ -306,20 +305,6 @@ int main(void) {
 
   nrf_drv_clock_init();
 
-  // Unblock i2c?
-  nrf_gpio_cfg(pinTwiScl,
-               NRF_GPIO_PIN_DIR_OUTPUT,
-               NRF_GPIO_PIN_INPUT_DISCONNECT,
-               NRF_GPIO_PIN_NOPULL,
-               NRF_GPIO_PIN_S0D1,
-               NRF_GPIO_PIN_NOSENSE);
-  nrf_gpio_pin_set(pinTwiScl);
-  for (uint8_t i = 0; i < 16; i++) {
-    nrf_gpio_pin_toggle(pinTwiScl);
-    nrf_delay_us(5);
-  }
-  nrf_gpio_cfg_default(pinTwiScl);
-
   debounceTimer = xTimerCreate("debounceTimer", 200, pdFALSE, (void*) 0, DebounceTimerCallback);
   debounceChargeTimer = xTimerCreate("debounceTimerCharge", 200, pdFALSE, (void*) 0, DebounceTimerChargeCallback);