From 7a3d3a4938ab0cb66b56017ca6372b38d7597bc6 Mon Sep 17 00:00:00 2001
From: Ziyuan Xu <xzy.xu@rock-chips.com>
Date: Fri, 16 Aug 2019 09:26:39 +0000
Subject: [PATCH] arm64: dts: rockchip: px30: add rng node for crypto v2 hwrng

Note that rng and crypto employ the same hardware resource, they're
incomatible.

Change-Id: I1ec49380bcc8b7ca23c1bf6b98220f0bb8b53938
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/px30.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index 51879cc15ed2..13274247d69e 100644
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -584,6 +584,22 @@
 		status = "disabled";
 	};
 
+	rng: rng@ff0b0000 {
+		compatible = "rockchip,cryptov2-rng";
+		reg = <0x0 0xff0b0000 0x0 0x4000>;
+		clocks = <&cru SCLK_CRYPTO>, <&cru SCLK_CRYPTO_APK>,
+			<&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>;
+		clock-names = "clk_crypto", "clk_crypto_apk",
+				"aclk_crypto", "hclk_crypto";
+		assigned-clocks = <&cru SCLK_CRYPTO>, <&cru SCLK_CRYPTO_APK>,
+					<&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>;
+		assigned-clock-rates = <150000000>, <150000000>,
+					<200000000>, <100000000>;
+		resets = <&cru SRST_CRYPTO>;
+		reset-names = "reset";
+		status = "disabled";
+	};
+
 	gic: interrupt-controller@ff131000 {
 		compatible = "arm,gic-400";
 		#interrupt-cells = <3>;