xref: /freebsd/sys/contrib/device-tree/Bindings/nvmem/lpc1850-otp.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1*c66ec88fSEmmanuel Vadot* NXP LPC18xx OTP memory
2*c66ec88fSEmmanuel Vadot
3*c66ec88fSEmmanuel VadotInternal OTP (One Time Programmable) memory for NXP LPC18xx/43xx devices.
4*c66ec88fSEmmanuel Vadot
5*c66ec88fSEmmanuel VadotRequired properties:
6*c66ec88fSEmmanuel Vadot  - compatible: Should be "nxp,lpc1850-otp"
7*c66ec88fSEmmanuel Vadot  - reg: Must contain an entry with the physical base address and length
8*c66ec88fSEmmanuel Vadot    for each entry in reg-names.
9*c66ec88fSEmmanuel Vadot  - address-cells: must be set to 1.
10*c66ec88fSEmmanuel Vadot  - size-cells: must be set to 1.
11*c66ec88fSEmmanuel Vadot
12*c66ec88fSEmmanuel VadotSee nvmem.txt for more information.
13*c66ec88fSEmmanuel Vadot
14*c66ec88fSEmmanuel VadotExample:
15*c66ec88fSEmmanuel Vadot  otp: otp@40045000 {
16*c66ec88fSEmmanuel Vadot    compatible = "nxp,lpc1850-otp";
17*c66ec88fSEmmanuel Vadot    reg = <0x40045000 0x1000>;
18*c66ec88fSEmmanuel Vadot    #address-cells = <1>;
19*c66ec88fSEmmanuel Vadot    #size-cells = <1>;
20*c66ec88fSEmmanuel Vadot  };
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