From 1f7c085527ef0237bfc9068c141288b159ef309a Mon Sep 17 00:00:00 2001
From: Scott Lahteine <thinkyhead@users.noreply.github.com>
Date: Tue, 20 Oct 2020 22:36:22 -0500
Subject: [PATCH] ESP32: i2s_init requires I2S_STEPPER_STREAM

---
 Marlin/src/HAL/ESP32/HAL.cpp                    |  2 +-
 Marlin/src/gcode/feature/password/M510-M512.cpp |  2 +-
 Marlin/src/pins/esp32/pins_MRR_ESPA.h           | 10 ++++------
 Marlin/src/pins/esp32/pins_MRR_ESPE.h           |  4 +---
 4 files changed, 7 insertions(+), 11 deletions(-)

diff --git a/Marlin/src/HAL/ESP32/HAL.cpp b/Marlin/src/HAL/ESP32/HAL.cpp
index 1e00df5177..ead448d78d 100644
--- a/Marlin/src/HAL/ESP32/HAL.cpp
+++ b/Marlin/src/HAL/ESP32/HAL.cpp
@@ -86,7 +86,7 @@ volatile int numPWMUsed = 0,
 
 #endif
 
-void HAL_init() { i2s_init(); }
+void HAL_init() { TERN_(I2S_STEPPER_STREAM, i2s_init()); }
 
 void HAL_init_board() {
 
diff --git a/Marlin/src/gcode/feature/password/M510-M512.cpp b/Marlin/src/gcode/feature/password/M510-M512.cpp
index 79f1da065b..eeb9b1df22 100644
--- a/Marlin/src/gcode/feature/password/M510-M512.cpp
+++ b/Marlin/src/gcode/feature/password/M510-M512.cpp
@@ -58,7 +58,7 @@ void GcodeSuite::M510() {
     if (password.is_set && parser.ulongval('P') != password.value) {
       SERIAL_ECHOLNPGM(STR_WRONG_PASSWORD);
       return;
-     }
+    }
 
     if (parser.seenval('S')) {
       password.value_entry = parser.ulongval('S');
diff --git a/Marlin/src/pins/esp32/pins_MRR_ESPA.h b/Marlin/src/pins/esp32/pins_MRR_ESPA.h
index 0457b0afca..52837df741 100644
--- a/Marlin/src/pins/esp32/pins_MRR_ESPA.h
+++ b/Marlin/src/pins/esp32/pins_MRR_ESPA.h
@@ -42,12 +42,10 @@
 //
 // Disable I2S stepper stream
 //
-#ifdef I2S_STEPPER_STREAM
-  #undef I2S_STEPPER_STREAM
-#endif
-#define I2S_WS                                -1
-#define I2S_BCK                               -1
-#define I2S_DATA                              -1
+#undef I2S_STEPPER_STREAM
+#undef I2S_WS
+#undef I2S_BCK
+#undef I2S_DATA
 
 //
 // Limit Switches
diff --git a/Marlin/src/pins/esp32/pins_MRR_ESPE.h b/Marlin/src/pins/esp32/pins_MRR_ESPE.h
index d22a82d7a4..0c489dd7b4 100644
--- a/Marlin/src/pins/esp32/pins_MRR_ESPE.h
+++ b/Marlin/src/pins/esp32/pins_MRR_ESPE.h
@@ -52,12 +52,10 @@
 //
 #undef I2S_STEPPER_STREAM
 #define I2S_STEPPER_STREAM
-
-#undef LIN_ADVANCE                                // Currently, I2S stream does not work with linear advance
-
 #define I2S_WS                                26
 #define I2S_BCK                               25
 #define I2S_DATA                              27
+#undef LIN_ADVANCE                                // Currently, I2S stream does not work with linear advance
 
 //
 // Steppers