Apply #pragma once, misc cleanup (#12322)

* Apply #pragma once in headers
* Adjust some thermistors formatting
* Misc cleanup and formatting

Marlin/src/HAL/HAL_ESP32/HAL.h

@@ -16,14 +16,12 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
+#pragma once
 
 /**
  * Description: HAL for Espressif ESP32 WiFi
  */
 
-#ifndef _HAL_ESP32_H
-#define _HAL_ESP32_H
-
 #define CPU_32_BIT
 
 // --------------------------------------------------------------------------
@@ -123,5 +121,3 @@ void HAL_adc_start_conversion (uint8_t adc_pin);
 #define HAL_INIT 1
 void HAL_idletask(void);
 void HAL_init(void);
-
-#endif // _HAL_ESP32_H

Marlin/src/HAL/HAL_ESP32/HAL_timers_ESP32.h

@@ -19,9 +19,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-
-#ifndef _HAL_TIMERS_ESP32_H
-#define _HAL_TIMERS_ESP32_H
+#pragma once
 
 // --------------------------------------------------------------------------
 // Includes
@@ -104,5 +102,3 @@ bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
 
 #define HAL_timer_isr_prologue(TIMER_NUM)
 #define HAL_timer_isr_epilogue(TIMER_NUM)
-
-#endif // _HAL_TIMERS_ESP32_H

Marlin/src/HAL/HAL_ESP32/endstop_interrupts.h

@@ -19,6 +19,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
+#pragma once
 
 /**
  * Endstop Interrupts
@@ -34,9 +35,6 @@
  * (Located in Marlin/buildroot/share/pin_interrupt_test/pin_interrupt_test.ino)
  */
 
-#ifndef _ENDSTOP_INTERRUPTS_H_
-#define _ENDSTOP_INTERRUPTS_H_
-
 #include "../../module/endstops.h"
 
 // One ISR for all EXT-Interrupts
@@ -77,5 +75,3 @@ void setup_endstop_interrupts(void) {
     attachInterrupt(digitalPinToInterrupt(Z_MIN_PROBE_PIN), endstop_ISR, CHANGE);
   #endif
 }
-
-#endif //_ENDSTOP_INTERRUPTS_H_

Marlin/src/HAL/HAL_ESP32/fastio_ESP32.h

@@ -19,9 +19,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-
-#ifndef _FASTIO_ESP32_H
-#define _FASTIO_ESP32_H
+#pragma once
 
 /**
  * Utility functions
@@ -64,9 +62,3 @@
 // TWI (I2C)
 #define SCL        5
 #define SDA        4
-
-//
-// pins
-//
-
-#endif // _FASTIO_ESP32_H

Marlin/src/HAL/HAL_ESP32/ota.h

@@ -16,11 +16,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
-#ifndef _HAL_OTA_H
-#define _HAL_OTA_H
+#pragma once
 
 void OTA_init();
 void OTA_handle();
-
-#endif

Marlin/src/HAL/HAL_ESP32/spi_pins.h

@@ -16,13 +16,9 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-
-#ifndef SPI_PINS_H_
-#define SPI_PINS_H_
+#pragma once
 
 #define SS_PIN    5
 #define SCK_PIN  18
 #define MISO_PIN 19
 #define MOSI_PIN 23
-
-#endif // SPI_PINS_H_

Marlin/src/HAL/HAL_ESP32/watchdog_ESP32.h

@@ -19,14 +19,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-
-#ifndef WATCHDOG_ESP32_H
-#define WATCHDOG_ESP32_H
+#pragma once
 
 // Initialize watchdog with a 4 second interrupt time
 void watchdog_init();
 
 // Reset watchdog.
-inline void watchdog_reset() {};
-
-#endif // WATCHDOG_ESP32_H
+inline void watchdog_reset() { }