Commit 0023986b authored by Armin Brauns's avatar Armin Brauns Committed by Carles Cufi
Browse files

boards/stm32f769i_disco: add accessible memory region for QSPI flash 



By default, the QSPI region is marked as EXTMEM and inaccessible
(see #57467), mark the first 64MB as IO on stm32f769i_disco.

Signed-off-by: default avatarArmin Brauns <armin.brauns@embedded-solutions.at>
parent 83a1c9b2

boards/st/stm32f769i_disco/stm32f769i_disco.dts

+7 −0
Original line number Diff line number Diff line
@@ -79,6 +79,13 @@ 
		sw0 = &user_button;

		spi-flash0 = &mx25l51245g;

	};



	quadspi_memory_avail: memory-avail@90000000 {

		compatible = "zephyr,memory-region", "mmio-sram";

		reg = <0x90000000 DT_SIZE_M(64)>;

		zephyr,memory-region = "QSPI_AVAIL";

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

	};

};



&clk_hse {

dts/arm/st/f7/stm32f7.dtsi

+2 −2
Original line number Diff line number Diff line
@@ -45,10 +45,10 @@ 
		};

	};



	quadspi_memory: memory@90000000 {

	quadspi_memory: memory-placeholder@90000000 {

		compatible = "zephyr,memory-region", "mmio-sram";

		reg = <0x90000000 DT_SIZE_M(256)>;

		zephyr,memory-region = "QSPI";

		zephyr,memory-region = "QSPI_PLACEHOLDER";

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

	};

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