[PATCH v2 12/15] arm64: dts: meson: a1: add hw rng node

Dmitry Rokosov ddrokosov at sberdevices.ru
Wed Aug 23 14:36:27 PDT 2023


From: Alexey Romanov <avromanov at sberdevices.ru>

Add hardware number generator node. HWRNG access requires OTP power
domain being enabled.

Signed-off-by: Alexey Romanov <avromanov at sberdevices.ru>
Signed-off-by: Dmitry Rokosov <ddrokosov at sberdevices.ru>
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index 59ca1f1360fd..edadddacfee0 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -242,6 +242,12 @@ usb2_phy1: phy at 4000 {
 				power-domains = <&pwrc PWRC_USB_ID>;
 			};
 
+			hwrng: rng at 5118 {
+				compatible = "amlogic,meson-rng";
+				reg = <0x0 0x5118 0x0 0x4>;
+				power-domains = <&pwrc PWRC_OTP_ID>;
+			};
+
 			clkc_pll: pll-clock-controller at 7c80 {
 				compatible = "amlogic,a1-pll-clkc";
 				reg = <0 0x7c80 0 0x18c>;
-- 
2.36.0




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