Portenta: Disable the FMC bank1 (enabled after reset)

facchinm · facchinm · commit 6040c4d68f58 · 2020-10-06T18:20:30.000+02:00
diff --git a/variants/PORTENTA_H7_M7/variant.cpp b/variants/PORTENTA_H7_M7/variant.cpp
@@ -69,6 +69,9 @@ void initVariant() {
   pinMode(PK_6, OUTPUT);
   digitalWrite(PK_6, HIGH);
   fixup3V1Rail();
+  // Disable the FMC bank1 (enabled after reset)
+  // See https://github.com/STMicroelectronics/STM32CubeH7/blob/beced99ac090fece04d1e0eb6648b8075e156c6c/Projects/STM32H747I-DISCO/Applications/OpenAMP/OpenAMP_RTOS_PingPong/Common/Src/system_stm32h7xx.c#L215
+  FMC_Bank1_R->BTCR[0] = 0x000030D2;
 }
 
 #ifdef SERIAL_CDC

Original file line number	Diff line number	Diff line change
`@@ -69,6 +69,9 @@ void initVariant() {`
`69`	`69`	`pinMode(PK_6, OUTPUT);`
`70`	`70`	`digitalWrite(PK_6, HIGH);`
`71`	`71`	`fixup3V1Rail();`
	`72`	`+ // Disable the FMC bank1 (enabled after reset)`
	`73`	`+ // See https://github.com/STMicroelectronics/STM32CubeH7/blob/beced99ac090fece04d1e0eb6648b8075e156c6c/Projects/STM32H747I-DISCO/Applications/OpenAMP/OpenAMP_RTOS_PingPong/Common/Src/system_stm32h7xx.c#L215`
	`74`	`+ FMC_Bank1_R->BTCR[0] = 0x000030D2;`
`72`	`75`	`}`
`73`	`76`
`74`	`77`	`#ifdef SERIAL_CDC`