rockchip: enable hwRNG support at SoC level

RK3328 is skipped due to hardware bugs.

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
(cherry picked from commit ffd4b3c3ae)

target/linux/rockchip/files/arch/arm64/boot/dts/rockchip/rk3568-mrkaio-m68s.dtsi

@@ -403,10 +403,6 @@
 	status = "okay";
 };
 
-&rng {
-	status = "okay";
-};
-
 &saradc {
 	vref-supply = <&vcca_1v8>;
 	status = "okay";

target/linux/rockchip/patches-5.15/801-03-arm64-dts-rockchip-add-rng-node-for-rk3399.patch

@@ -13,7 +13,7 @@ Signed-off-by: Lin Jinhan <troy.lin@rock-chips.com>
 
 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
 +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
-@@ -1939,6 +1939,16 @@
+@@ -1939,6 +1939,15 @@
  		};
  	};
  
@@ -24,7 +24,6 @@ Signed-off-by: Lin Jinhan <troy.lin@rock-chips.com>
 +		clock-names = "clk_crypto", "hclk_crypto";
 +		assigned-clocks = <&cru SCLK_CRYPTO1>, <&cru HCLK_S_CRYPTO1>;
 +		assigned-clock-rates = <150000000>, <100000000>;
-+		status = "disabled";
 +	};
 +
  	gpu: gpu@ff9a0000 {

target/linux/rockchip/patches-5.15/801-04-arm64-dts-rockchip-rk356x-add-rng-node.patch

@@ -9,10 +9,10 @@ Signed-off-by: Lin Jinhan <troy.lin@rock-chips.com>
  arch/arm64/boot/dts/rockchip/rk3568.dtsi | 10 ++++++++++
  1 file changed, 10 insertions(+)
 
---- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
-+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
-@@ -213,6 +213,16 @@
- 		};
+--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
++++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+@@ -1570,6 +1570,15 @@
+ 		status = "disabled";
  	};
  
 +	rng: rng@fe388000 {
@@ -22,9 +22,8 @@ Signed-off-by: Lin Jinhan <troy.lin@rock-chips.com>
 +		clock-names = "clk_trng", "hclk_trng";
 +		resets = <&cru SRST_TRNG_NS>;
 +		reset-names = "reset";
-+		status = "disabled";
 +	};
 +
- 	combphy0: phy@fe820000 {
+ 	combphy1: phy@fe830000 {
  		compatible = "rockchip,rk3568-naneng-combphy";
- 		reg = <0x0 0xfe820000 0x0 0x100>;
+ 		reg = <0x0 0xfe830000 0x0 0x100>;

target/linux/rockchip/patches-5.15/801-05-arm64-dts-rockchip-enable-hwrng-for-rockchip-boards.patch

@@ -1,52 +0,0 @@
---- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi
-+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi
-@@ -608,6 +608,10 @@
- 	status = "okay";
- };
- 
-+&rng {
-+	status = "okay";
-+};
-+
- &saradc {
- 	vref-supply = <&vcca1v8_s3>;
- 	status = "okay";
---- a/arch/arm64/boot/dts/rockchip/rk3568-fastrhino-r66s.dtsi
-+++ b/arch/arm64/boot/dts/rockchip/rk3568-fastrhino-r66s.dtsi
-@@ -423,6 +423,10 @@
- 	status = "okay";
- };
- 
-+&rng {
-+	status = "okay";
-+};
-+
- &saradc {
- 	vref-supply = <&vcca_1v8>;
- 	status = "okay";
---- a/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi
-+++ b/arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi
-@@ -486,6 +486,10 @@
- 	status = "okay";
- };
- 
-+&rng {
-+	status = "okay";
-+};
-+
- &saradc {
- 	vref-supply = <&vcca_1v8>;
- 	status = "okay";
---- a/arch/arm64/boot/dts/rockchip/rk3568-roc-pc.dts
-+++ b/arch/arm64/boot/dts/rockchip/rk3568-roc-pc.dts
-@@ -546,6 +546,10 @@
- 	status = "okay";
- };
- 
-+&rng {
-+	status = "okay";
-+};
-+
- &saradc {
- 	vref-supply = <&vcca_1v8>;
- 	status = "okay";