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