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Nuvoton NPCM Reset controller
Required properties:
- compatible : "nuvoton,npcm750-reset" for NPCM7XX BMC
- reg : specifies physical base address and size of the register.
- #reset-cells: must be set to 2
Optional property:
- nuvoton,sw-reset-number - Contains the software reset number to restart the SoC.
NPCM7xx contain four software reset that represent numbers 1 to 4.
If 'nuvoton,sw-reset-number' is not specified software reset is disabled.
Example:
rstc: rstc@f0801000 {
compatible = "nuvoton,npcm750-reset";
reg = <0xf0801000 0x70>;
#reset-cells = <2>;
nuvoton,sw-reset-number = <2>;
};
Specifying reset lines connected to IP NPCM7XX modules
======================================================
example:
spi0: spi@..... {
...
resets = <&rstc NPCM7XX_RESET_IPSRST2 NPCM7XX_RESET_PSPI1>;
...
};
The index could be found in <dt-bindings/reset/nuvoton,npcm7xx-reset.h>.