@@ -1,4 +1,4 @@
-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>;
+};
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: Romain Perier <romain.perier@free-electrons.com> --- Documentation/devicetree/bindings/rng/omap_rng.txt | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-)