From 3d3d8c9adb679d3fdba3ad9255f0b992e143813f Mon Sep 17 00:00:00 2001
From: dragonmux <git@dragonmux.network>
Date: Sun, 21 Aug 2022 15:03:49 +0100
Subject: [PATCH] usbuart: Cleanup of redundant definitions

---
 src/platforms/common/usb_serial.c | 2 +-
 src/platforms/stm32/usbuart.c     | 6 ------
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/src/platforms/common/usb_serial.c b/src/platforms/common/usb_serial.c
index a2a1e53..424ce2f 100644
--- a/src/platforms/common/usb_serial.c
+++ b/src/platforms/common/usb_serial.c
@@ -222,7 +222,7 @@ size_t debug_uart_write(const char *buf, const size_t len)
 
 /*
  * Runs deferred processing for AUX serial RX, draining RX FIFO by sending
- * characters to host PC via the debug serial interface. Allowed to write to FIFO OUT pointer.
+ * characters to host PC via the debug serial interface.
  */
 static void debug_uart_send_aux_serial_data(void)
 {
diff --git a/src/platforms/stm32/usbuart.c b/src/platforms/stm32/usbuart.c
index b59e6bc..d559f5a 100644
--- a/src/platforms/stm32/usbuart.c
+++ b/src/platforms/stm32/usbuart.c
@@ -32,12 +32,6 @@
 #include "usb.h"
 #include "aux_serial.h"
 
-#ifdef DMA_STREAM0
-#define DMA_CGIF DMA_ISR_FLAGS
-#else
-#define DMA_CGIF DMA_IFCR_CGIF_BIT
-#endif
-
 #ifdef ENABLE_DEBUG
 /* Debug Fifo buffer with space for copy fn overrun */
 char usb_dbg_buf[AUX_UART_BUFFER_SIZE];