h7 squash config

Author: pennam

variants/arduino_portenta_h7_stm32h747xx_m7/arduino_portenta_h7_stm32h747xx_m7.conf

@@ -3,7 +3,7 @@ CONFIG_USB_DEVICE_PRODUCT="Arduino Portenta H7"
 CONFIG_USB_DEVICE_MANUFACTURER="Arduino"
 CONFIG_USB_DEVICE_VID=0x2341
 CONFIG_USB_DEVICE_PID=0x005b
-CONFIG_USB_DEVICE_INITIALIZE_AT_BOOT=y
+CONFIG_USB_DEVICE_INITIALIZE_AT_BOOT=n
 
 CONFIG_USB_CDC_ACM=y
 CONFIG_USB_CDC_ACM_RINGBUF_SIZE=1024
@@ -20,7 +20,6 @@ CONFIG_SHELL=n
 
 CONFIG_LOG_BACKEND_UART=y
 CONFIG_LOG_BACKEND_UART_AUTOSTART=n
-CONFIG_LOG_BUFFER_SIZE=1024
 CONFIG_LOG_DEFAULT_LEVEL=2
 
 CONFIG_FPU=y