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boards: st: stm32h745i_disco: m7: Fix sdram available size #99714

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boards: st: stm32h745i_disco: m7: Fix sdram available size #99714

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boards: st: stm32h745i_disco: m7: Fix sdram available size
xhackerustc Nov 19, 2025
6c6739f
boards: st: stm32h750b-dk: Fix sdram available size
xhackerustc Nov 20, 2025
8c46ef1
Merge branch 'zephyrproject-rtos:main' into stm32h745idk
rvosk Nov 21, 2025
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3 changes: 2 additions & 1 deletion boards/st/stm32h745i_disco/stm32h745i_disco_stm32h745xx_m7.dts
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Expand Up @@ -37,7 +37,8 @@
sdram2: sdram@d0000000 {
compatible = "zephyr,memory-region", "mmio-sram";
device_type = "memory";
reg = <0xd0000000 DT_SIZE_M(16)>; /* 128Mbit */
/* 128Mbit, but only half is available by HW design */
reg = <0xd0000000 DT_SIZE_M(8)>;
zephyr,memory-region = "SDRAM2";
zephyr,memory-attr = <DT_MEM_ARM(ATTR_MPU_RAM)>;
};
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