samples: basic: blinky: eGPIO PoC

PoC of eGPIO peripheral.

Signed-off-by: Jakub Zymelka <jakub.zymelka@nordicsemi.no>

samples/basic/blinky/CMakeLists.txt

@@ -2,6 +2,13 @@
 
 cmake_minimum_required(VERSION 3.20.0)
 find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+
+if(NOT CONFIG_BOARD_NRF54L15PDK_NRF54L15_CPUAPP)
+  message(FATAL_ERROR "${BOARD} is not supported for this sample")
+endif()
+
 project(blinky)
 
 target_sources(app PRIVATE src/main.c)
+
+include(ExternalProject)

samples/basic/blinky/Kconfig.sysbuild

@@ -0,0 +1,9 @@
+# Copyright 2023 Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: Apache-2.0
+
+source "share/sysbuild/Kconfig"
+
+config REMOTE_BOARD
+string
+	default "nrf54l15pdk/nrf54l15/cpuflpr" if $(BOARD) = "nrf54l15pdk"

samples/basic/blinky/boards/nrf54l15pdk_nrf54l15_cpuapp.overlay

@@ -40,6 +40,31 @@
 	status = "okay";
 };
 
+&egpio {
+	gpio-reserved-ranges = <0 6>, <8 4>;
+	status = "okay";
+};
+
 &led0 {
-	gpios = <&egpio 9 GPIO_ACTIVE_HIGH>;
+	gpios = <&egpio 7 GPIO_ACTIVE_HIGH>;
+};
+
+&gpio0 {
+	status = "disabled";
+};
+
+&gpio1 {
+	status = "disabled";
+};
+
+&gpio2 {
+	status = "disabled";
+};
+
+&gpiote20 {
+	status = "disabled";
+};
+
+&gpiote30 {
+	status = "disabled";
 };

samples/basic/blinky/remote/CMakeLists.txt

@@ -0,0 +1,14 @@
+#
+# Copyright (c) 2022 Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+cmake_minimum_required(VERSION 3.20.0)
+
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(ipc_service_remote)
+
+target_include_directories(app PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../common)
+
+target_sources(app PRIVATE src/main.c)

samples/basic/blinky/remote/boards/nrf54l15pdk_nrf54l15_cpuflpr.conf

@@ -0,0 +1,44 @@
+# Single-threaded
+CONFIG_MULTITHREADING=n
+CONFIG_KERNEL_MEM_POOL=n
+CONFIG_LOG=n
+
+# Drivers and peripherals
+CONFIG_I2C=n
+CONFIG_WATCHDOG=n
+CONFIG_GPIO=n
+CONFIG_PINCTRL=n
+CONFIG_SPI=n
+CONFIG_SERIAL=n
+CONFIG_FLASH=n
+
+# Power management
+CONFIG_PM=n
+
+# Interrupts
+CONFIG_DYNAMIC_INTERRUPTS=n
+CONFIG_IRQ_OFFLOAD=n
+
+# Memory protection
+CONFIG_THREAD_STACK_INFO=n
+CONFIG_THREAD_CUSTOM_DATA=n
+CONFIG_FPU=n
+
+# Boot
+CONFIG_BOOT_BANNER=n
+
+# Console
+CONFIG_CONSOLE=n
+CONFIG_UART_CONSOLE=n
+CONFIG_STDOUT_CONSOLE=n
+CONFIG_PRINTK=n
+CONFIG_EARLY_CONSOLE=n
+
+# Build
+CONFIG_SIZE_OPTIMIZATIONS=y
+
+# No timer support in the kernel
+CONFIG_SYS_CLOCK_EXISTS=n
+
+CONFIG_OUTPUT_DISASSEMBLY=y
+CONFIG_COMMON_LIBC_MALLOC=n

samples/basic/blinky/remote/boards/nrf54l15pdk_nrf54l15_cpuflpr.overlay

@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2024 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/ {
+	soc {
+		reserved-memory {
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			sram_tx: memory@20018000 {
+				reg = <0x20018000 0x0800>;
+			};
+
+			sram_rx: memory@20020000 {
+				reg = <0x20020000 0x0800>;
+			};
+		};
+	};
+
+	ipc {
+		ipc0: ipc0 {
+			compatible = "zephyr,ipc-icmsg";
+			tx-region = <&sram_tx>;
+			rx-region = <&sram_rx>;
+			mboxes = <&cpuflpr_vevif_rx 16>, <&cpuflpr_vevif_tx 15>;
+			mbox-names = "rx", "tx";
+			status = "okay";
+		};
+	};
+};
+
+&cpuflpr_vevif_rx {
+	status = "okay";
+};
+
+&cpuflpr_vevif_tx {
+	status = "okay";
+};
+
+&gpio0 {
+	status = "disabled";
+};
+
+&gpio1 {
+	status = "disabled";
+};
+
+&gpio2 {
+	status = "disabled";
+};
+
+&gpiote20 {
+	status = "disabled";
+};
+
+&gpiote30 {
+	status = "disabled";
+};
+
+&grtc {
+	status = "disabled";
+};
+
+&uart20 {
+	status = "disabled";
+};
+
+&uart30 {
+	status = "disabled";
+};
+
+&pwm20 {
+	status = "disabled";
+};

samples/basic/blinky/remote/prj.conf

@@ -0,0 +1,3 @@
+CONFIG_IPC_SERVICE=y
+CONFIG_IPC_SERVICE_BACKEND_ICMSG=y
+CONFIG_MBOX=y