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boards/stm32f769i_disco: add accessible memory region for QSPI flash

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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: Armin Brauns <armin.brauns@embedded-solutions.at>
This commit is contained in:
Armin Brauns 2024-05-03 15:09:58 +00:00 • committed by Carles Cufí
commit 0023986bb2
2 changed files with 9 additions and 2 deletions
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7
boards/st/stm32f769i_disco/stm32f769i_disco.dts
View file

@ -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 {

4
dts/arm/st/f7/stm32f7.dtsi
View file

@ -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) )>;
};