SPI defines cleanup (#14506)

Marlin/src/HAL/HAL_AVR/HAL_spi_AVR.cpp

@@ -173,7 +173,7 @@ void spiBegin(void) {
     // Invert the SPI2X bit
     clockDiv ^= 0x1;
 
-    SPCR = _BV(SPE) | _BV(MSTR) | ((bitOrder == SPI_LSBFIRST) ? _BV(DORD) : 0) |
+    SPCR = _BV(SPE) | _BV(MSTR) | ((bitOrder == LSBFIRST) ? _BV(DORD) : 0) |
       (dataMode << CPHA) | ((clockDiv >> 1) << SPR0);
     SPSR = clockDiv | 0x01;
   }

Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp

@@ -66,14 +66,6 @@
 
 #include "../../Marlin.h"
 
-#define SPI_FULL_SPEED      0
-#define SPI_HALF_SPEED      1
-#define SPI_QUARTER_SPEED   2
-#define SPI_EIGHTH_SPEED    3
-#define SPI_SIXTEENTH_SPEED 4
-#define SPI_SPEED_5         5
-#define SPI_SPEED_6         6
-
 void spiBegin();
 void spiInit(uint8_t spiRate);
 void spiSend(uint8_t b);

Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_hw_spi.cpp

@@ -59,16 +59,8 @@
 
 #if HAS_GRAPHICAL_LCD
 
-//#include <inttypes.h>
 #include <U8glib.h>
-
-#define SPI_FULL_SPEED 0
-#define SPI_HALF_SPEED 1
-#define SPI_QUARTER_SPEED 2
-#define SPI_EIGHTH_SPEED 3
-#define SPI_SIXTEENTH_SPEED 4
-#define SPI_SPEED_5 5
-#define SPI_SPEED_6 6
+#include "../../shared/HAL_SPI.h"
 
 void spiBegin();
 void spiInit(uint8_t spiRate);

Marlin/src/HAL/HAL_LPC1768/u8g/u8g_com_HAL_LPC1768_st7920_hw_spi.cpp

@@ -59,18 +59,10 @@
 
 #if HAS_GRAPHICAL_LCD
 
-//#include <inttypes.h>
 #include <U8glib.h>
+#include "../../shared/HAL_SPI.h"
 #include "../../shared/Delay.h"
 
-#define SPI_FULL_SPEED 0
-#define SPI_HALF_SPEED 1
-#define SPI_QUARTER_SPEED 2
-#define SPI_EIGHTH_SPEED 3
-#define SPI_SIXTEENTH_SPEED 4
-#define SPI_SPEED_5 5
-#define SPI_SPEED_6 6
-
 void spiBegin();
 void spiInit(uint8_t spiRate);
 void spiSend(uint8_t b);

Marlin/src/HAL/shared/HAL_SPI.h

@@ -53,14 +53,6 @@
 #define SPI_SPEED_5         5   // Set SCK rate to 1/32 of max rate
 #define SPI_SPEED_6         6   // Set SCK rate to 1/64 of max rate
 
-#define SPI_LSBFIRST 0
-#define SPI_MSBFIRST 1
-
-#define SPI_DATAMODE_0 0x00
-#define SPI_DATAMODE_1 0x04
-#define SPI_DATAMODE_2 0x08
-#define SPI_DATAMODE_3 0x0C
-
 // Standard SPI functions
 /** Initialize SPI bus */
 void spiBegin(void);