Revert "[nrf noup] entropy: Add fake entropy nRF PRNG driver"

This reverts commit dbd3934.

Signed-off-by: Sergey Korotkov <[email protected]>

Author: seko-nordic

boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpuapp.dts

@@ -27,7 +27,6 @@
 		zephyr,bt-hci = &bt_hci_ipc0;
 		nordic,802154-spinel-ipc = &ipc0;
 		zephyr,canbus = &can120;
-		zephyr,entropy = &prng;
 	};
 
 	aliases {
@@ -110,11 +109,6 @@
 			pwms = <&pwm130 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
 		};
 	};
-
-	prng: prng {
-		compatible = "nordic,entropy-prng";
-		status = "okay";
-	};
 };
 
 &cpuapp_bellboard {

boards/nordic/nrf54h20dk/nrf54h20dk_nrf54h20_cpurad.dts

@@ -28,11 +28,6 @@
 		zephyr,ieee802154 = &cpurad_ieee802154;
 		zephyr,bt-hci-ipc = &ipc0;
 		nordic,802154-spinel-ipc = &ipc0;
-		zephyr,entropy = &prng;
-	};
-	prng: prng {
-		compatible = "nordic,entropy-prng";
-		status = "okay";
 	};
 
 	aliases {

boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280_cpuapp.dts

@@ -26,7 +26,6 @@
 		zephyr,shell-uart = &uart136;
 		zephyr,bt-hci = &bt_hci_ipc0;
 		nordic,802154-spinel-ipc = &ipc0;
-		zephyr,entropy = &prng;
 	};
 
 	aliases {
@@ -108,11 +107,6 @@
 			pwms = <&pwm130 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
 		};
 	};
-
-	prng: prng {
-		compatible = "nordic,entropy-prng";
-		status = "okay";
-	};
 };
 
 &cpuapp_ram0x_region {

boards/nordic/nrf9280pdk/nrf9280pdk_nrf9280_cpurad.dts

@@ -28,11 +28,6 @@
 		zephyr,ieee802154 = &cpurad_ieee802154;
 		zephyr,bt-hci-ipc = &ipc0;
 		nordic,802154-spinel-ipc = &ipc0;
-		zephyr,entropy = &prng;
-	};
-	prng: prng {
-		compatible = "nordic,entropy-prng";
-		status = "okay";
 	};
 
 	aliases {

drivers/entropy/CMakeLists.txt

@@ -43,11 +43,4 @@ zephyr_library_sources_ifdef(CONFIG_ENTROPY_TELINK_B91_TRNG     entropy_b91_trng
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_VIRTIO              entropy_virtio.c)
 # zephyr-keep-sorted-stop
 
-if (CONFIG_FAKE_ENTROPY_NRF_PRNG)
-  zephyr_library_sources(fake_entropy_nrf_prng.c)
-
-  message(WARNING "\nA nRF PRNG is used, which does not produce real random bits."
-  "This is not secure and should therefore never be used in a product.")
-endif()
-
 zephyr_library_link_libraries_ifdef(CONFIG_BUILD_WITH_TFM tfm_api)

drivers/entropy/Kconfig

@@ -37,7 +37,6 @@ source "drivers/entropy/Kconfig.neorv32"
 source "drivers/entropy/Kconfig.npcx"
 source "drivers/entropy/Kconfig.nrf5"
 source "drivers/entropy/Kconfig.nrf_cracen"
-source "drivers/entropy/Kconfig.nrf_prng"
 source "drivers/entropy/Kconfig.nxp"
 source "drivers/entropy/Kconfig.psa_crypto"
 source "drivers/entropy/Kconfig.renesas_ra"