Commit f03c5bf5 authored by Francois Ramu's avatar Francois Ramu Committed by Benjamin Cabé
Browse files

boards: st: stm32f746g_disco with external flash for code execution 

Add the configuration to download and execute code in the
external flash of the stm32f746 disco kit :
ext memory attribute to support code execution and external flash loader

Signed-off-by: default avatarFrancois Ramu <francois.ramu@st.com>
parent 13ede4ec

boards/st/stm32f746g_disco/board.cmake

+2 −0
Changes for boards/st/stm32f746g_disco/board.cmake: 2 added lines, 0 removed lines.
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@@ -2,6 +2,8 @@ 


# keep first

board_runner_args(stm32cubeprogrammer "--port=swd" "--reset-mode=hw")

board_runner_args(stm32cubeprogrammer "--extload=N25Q128A_STM32F746G-DISCO.stldr")



board_runner_args(jlink "--device=STM32F746NG" "--speed=4000")



# keep first

boards/st/stm32f746g_disco/stm32f746g_disco.dts

+9 −0
Changes for boards/st/stm32f746g_disco/stm32f746g_disco.dts: 9 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -57,6 +57,15 @@ 
		zephyr,memory-attr = <( DT_MEM_ARM(ATTR_MPU_RAM) )>;

	};



	/* Declare attributes for the External flash Mem to allow code execution there */

	ext_memory: memory@90000000 {

		compatible = "zephyr,memory-region";

		reg = <0x90000000 DT_SIZE_M(16)>; /* max addressable area */

		zephyr,memory-region = "EXTMEM";

		/* Override ATTR_MPU_EXTMEM with ATTR_MPU_IO to allow access */

		zephyr,memory-attr = <( DT_MEM_ARM(ATTR_MPU_IO) )>;

	};



	aliases {

		led0 = &green_led_1;

		sw0 = &user_button;

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