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dts: riscv: neorv32: add trng devicetree node

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Add devicetree node for the NEORV32 True Random Number Generator (TRNG).

Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>
This commit is contained in:
Henrik Brix Andersen 2021-10-06 22:11:23 +02:00 committed by Christopher Friedt
parent 91233dba70
commit 95226c056f
1 changed files with 12 additions and 0 deletions
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12
dts/riscv/neorv32.dtsi
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@ -10,6 +10,10 @@
#include <dt-bindings/gpio/gpio.h>
/ {
chosen {
zephyr,entropy = &trng;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
@ -68,6 +72,14 @@
label = "UART_0";
};
trng: rng@ffffffb8 {
compatible = "neorv32-trng";
status = "disabled";
reg = <0xffffffb8 4>;
syscon = <&sysinfo>;
label = "TRNG";
};
gpio: gpio {
compatible = "simple-bus";
gpio-map-mask = <0xffffffe0 0xffffffc0>;