ipq40xx: 4.19: Enable pseudo random number generator

IPQ40xx series has a HW pseudo random number generator built in.
It already has a node in the upstream ipq4019.dtsi so we just need to enable it.
Its driver has been rewritten to use crypto API so we dont have char interface like under 4.14 kernel.

Signed-off-by: Robert Marko <robimarko@gmail.com>

14 files changed, 53 insertions, 1 deletions

diff --git a/target/linux/ipq40xx/config-4.19 b/target/linux/ipq40xx/config-4.19
index fcbbabf43a..aec99641c1 100644
--- a/target/linux/ipq40xx/config-4.19
+++ b/target/linux/ipq40xx/config-4.19
@@ -123,7 +123,7 @@ CONFIG_CRYPTO_CTR=y
 CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRYPTO_DES=y
 CONFIG_CRYPTO_DEV_QCE=y
-# CONFIG_CRYPTO_DEV_QCOM_RNG is not set
+CONFIG_CRYPTO_DEV_QCOM_RNG=y
 CONFIG_CRYPTO_DRBG=y
 CONFIG_CRYPTO_DRBG_HMAC=y
 CONFIG_CRYPTO_DRBG_MENU=y
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-a42.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-a42.dts
index ed81cbc9b5..6bc178ccfa 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-a42.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-a42.dts
@@ -25,6 +25,10 @@
 	compatible = "openmesh,a42", "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-eap1300.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-eap1300.dts
index a86e34229e..7a40103873 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-eap1300.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-eap1300.dts
@@ -10,6 +10,10 @@
 	compatible = "engenius,eap1300", "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-ex61x0v2.dtsi b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-ex61x0v2.dtsi
index ceece0f956..bb6cf4ee02 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-ex61x0v2.dtsi
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-ex61x0v2.dtsi
@@ -25,6 +25,10 @@
 	compatible = "netgear,ex61x0v2", "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-fritz4040.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-fritz4040.dts
index ea7499da4c..976e7498ed 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-fritz4040.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-fritz4040.dts
@@ -17,6 +17,10 @@
 	};
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-jalapeno.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-jalapeno.dts
index 0c27e1757d..003b4764a8 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-jalapeno.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-jalapeno.dts
@@ -25,6 +25,10 @@
 	compatible = "8dev,jalapeno", "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 			pinctrl-0 = <&mdio_pins>;
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-nbg6617.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-nbg6617.dts
index cb0791a399..4083100beb 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-nbg6617.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-nbg6617.dts
@@ -27,6 +27,10 @@
 	};
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-rt-ac58u.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-rt-ac58u.dts
index 8c32b9eb36..783061a2e8 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-rt-ac58u.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-rt-ac58u.dts
@@ -26,6 +26,10 @@
 	};
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-wre6606.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-wre6606.dts
index 2809a67693..62d4218ea6 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-wre6606.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4018-wre6606.dts
@@ -36,6 +36,10 @@
 	};
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-a62.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-a62.dts
index 24cfc30fdf..71c822feb2 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-a62.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-a62.dts
@@ -25,6 +25,10 @@
 	compatible = "openmesh,a62", "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi
index 157037f558..9801354625 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi
@@ -22,6 +22,10 @@
 	compatible = "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		pinctrl@1000000 {
 			serial_0_pins: serial_pinmux {
 				mux {
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4028-wpj428.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4028-wpj428.dts
index 151f5e00c0..778fad3e3b 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4028-wpj428.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4028-wpj428.dts
@@ -26,6 +26,10 @@
 	compatible = "compex,wpj428", "qcom,ipq4019";
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-gl-b1300.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-gl-b1300.dts
index 355299612f..816f033d43 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-gl-b1300.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-gl-b1300.dts
@@ -36,6 +36,10 @@
 	};
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 		};
diff --git a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-mr33.dts b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-mr33.dts
index 5073fe9cb8..8dcde3bdb9 100644
--- a/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-mr33.dts
+++ b/target/linux/ipq40xx/files-4.19/arch/arm/boot/dts/qcom-ipq4029-mr33.dts
@@ -35,6 +35,10 @@
 	};
 
 	soc {
+		rng@22000 {
+			status = "okay";
+		};
+
 		mdio@90000 {
 			status = "okay";
 			pinctrl-0 = <&mdio_pins>;