diff --git a/arch/arm/dts/stm32h747i-disco-u-boot.dtsi b/arch/arm/dts/stm32h747i-disco-u-boot.dtsi new file mode 100644 index 00000000000..ff297cc91fa --- /dev/null +++ b/arch/arm/dts/stm32h747i-disco-u-boot.dtsi @@ -0,0 +1,104 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2025 Amarula Solutions, Dario Binacchi + */ + +#include + +&fmc { + + /* + * Memory configuration from sdram datasheet IS42S32800G-6BLI + * first bank is bank@0 + * second bank is bank@1 + */ + bank1: bank@1 { + st,sdram-control = /bits/ 8 ; + st,sdram-timing = /bits/ 8 ; + st,sdram-refcount = <1539>; + }; +}; + +&pinctrl { + fmc_pins: fmc@0 { + pins { + pinmux = , + , + , + , + , + , + , + + , + , + , + , + , + , + , + , + , + , + , + + , + , + , + , + , + , + , + , + , + , + , + + , + , + , + , + , + , + , + + , + , + , + , + , + , + , + , + , + , + , + + , + , + , + , + , + , + , + , + , + ; + + slew-rate = <3>; + }; + }; +};