Commit 52060836 authored by Romain Perier's avatar Romain Perier Committed by Herbert Xu
Browse files

dt-bindings: omap-rng: Document SafeXcel IP-76 device variant



This commits add missing fields in the documentation that are used
by the new device variant. It also includes DT example to show how
the variant should be used.
Signed-off-by: default avatarRomain Perier <romain.perier@free-electrons.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent e4d6013e
OMAP SoC HWRNG Module
OMAP SoC and Inside-Secure HWRNG Module
Required properties:
......@@ -6,11 +6,13 @@ Required properties:
RNG versions:
- "ti,omap2-rng" for OMAP2.
- "ti,omap4-rng" for OMAP4, OMAP5 and AM33XX.
- "inside-secure,safexcel-eip76" for SoCs with EIP76 IP block
Note that these two versions are incompatible.
- ti,hwmods: Name of the hwmod associated with the RNG module
- reg : Offset and length of the register set for the module
- interrupts : the interrupt number for the RNG module.
Only used for "ti,omap4-rng".
Used for "ti,omap4-rng" and "inside-secure,safexcel-eip76"
- clocks: the trng clock source
Example:
/* AM335x */
......@@ -20,3 +22,11 @@ rng: rng@48310000 {
reg = <0x48310000 0x2000>;
interrupts = <111>;
};
/* SafeXcel IP-76 */
trng: rng@f2760000 {
compatible = "inside-secure,safexcel-eip76";
reg = <0xf2760000 0x7d>;
interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpm_syscon0 1 25>;
};
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