diff --git a/esphome/components/nrf52/__init__.py b/esphome/components/nrf52/__init__.py
index 4e889407cc..91870ba5c4 100644
--- a/esphome/components/nrf52/__init__.py
+++ b/esphome/components/nrf52/__init__.py
@@ -168,19 +168,7 @@ async def to_code(config):
         cg.add_platformio_option("board_upload.wait_for_upload_port", "true")
     #
     cg.add_platformio_option("extra_scripts", [f"pre:build_{conf[CONF_TYPE]}.py"])
-    if CORE.using_arduino:
-        cg.add_build_flag("-DUSE_ARDUINO")
-        # watchdog
-        cg.add_build_flag("-DNRFX_WDT_ENABLED=1")
-        cg.add_build_flag("-DNRFX_WDT0_ENABLED=1")
-        cg.add_build_flag("-DNRFX_WDT_CONFIG_NO_IRQ=1")
-        # prevent setting up GPIO PINs
-        cg.add_platformio_option("board_build.variant", "nrf52840")
-        cg.add_platformio_option(
-            "board_build.variants_dir", os.path.dirname(os.path.realpath(__file__))
-        )
-        cg.add_library("https://github.com/NordicSemiconductor/nrfx#v2.1.0", None, None)
-    elif CORE.using_zephyr:
+    if CORE.using_zephyr:
         zephyr_to_code(conf)
     else:
         raise NotImplementedError
diff --git a/esphome/components/nrf52/build_arduino.py.script b/esphome/components/nrf52/build_arduino.py.script
deleted file mode 100644
index f9376f4378..0000000000
--- a/esphome/components/nrf52/build_arduino.py.script
+++ /dev/null
@@ -1,14 +0,0 @@
-import os
-
-Import("env")
-
-def skip_nrfx_from_build(env, node):
-  if os.path.join("FrameworkArduino", "nordic", "nrfx") in node.path:
-    return node
-  if os.path.join("nrfx") in node.path:
-    if os.path.join("drivers", "src", "nrfx_wdt.c") in node.path:
-      return node
-    return None
-  return node
-
-env.AddBuildMiddleware(skip_nrfx_from_build)
diff --git a/esphome/components/nrf52/core_arduino.cpp b/esphome/components/nrf52/core_arduino.cpp
deleted file mode 100644
index a1f50fe1c8..0000000000
--- a/esphome/components/nrf52/core_arduino.cpp
+++ /dev/null
@@ -1,56 +0,0 @@
-#ifdef USE_NRF52
-#ifdef USE_ARDUINO
-#include <Arduino.h>
-#include "Adafruit_nRFCrypto.h"
-#include "nrfx_wdt.h"
-
-namespace esphome {
-void yield() { ::yield(); }
-uint32_t millis() { return ::millis(); }
-void delay(uint32_t ms) { ::delay(ms); }
-uint32_t micros() { return ::micros(); }
-
-struct nrf5x_wdt_obj {
-  nrfx_wdt_t wdt;
-  nrfx_wdt_channel_id ch;
-};
-// TODO what value for watchdog?
-static nrfx_wdt_config_t nrf5x_wdt_cfg = NRFX_WDT_DEFAULT_CONFIG;
-
-static struct nrf5x_wdt_obj nrf5x_wdt = {
-    .wdt = NRFX_WDT_INSTANCE(0),
-};
-
-void arch_init() {
-  // Configure WDT.
-  nrf5x_wdt_cfg.behaviour = NRF_WDT_BEHAVIOUR_PAUSE_SLEEP_HALT;
-  nrfx_wdt_init(&nrf5x_wdt.wdt, &nrf5x_wdt_cfg, nullptr);
-  nrfx_wdt_channel_alloc(&nrf5x_wdt.wdt, &nrf5x_wdt.ch);
-  nrfx_wdt_enable(&nrf5x_wdt.wdt);
-
-  nRFCrypto.begin();
-  // Init random seed
-  union seedParts {
-    uint32_t seed32;
-    uint8_t seed8[4];
-  } seed;
-  nRFCrypto.Random.generate(seed.seed8, sizeof(seed.seed8));
-  randomSeed(seed.seed32);
-}
-void arch_feed_wdt() { nrfx_wdt_feed(&nrf5x_wdt.wdt); }
-
-void arch_restart() { NVIC_SystemReset(); }
-
-void nrf52GetMacAddr(uint8_t *mac) {
-  const uint8_t *src = (const uint8_t *) NRF_FICR->DEVICEADDR;
-  mac[5] = src[0];
-  mac[4] = src[1];
-  mac[3] = src[2];
-  mac[2] = src[3];
-  mac[1] = src[4];
-  mac[0] = src[5] | 0xc0;  // MSB high two bits get set elsewhere in the bluetooth stack
-}
-}  // namespace esphome
-
-#endif
-#endif  // USE_RP2040
diff --git a/esphome/components/nrf52/gpio.h b/esphome/components/nrf52/gpio.h
index 4abaf62e50..65de0c01fe 100644
--- a/esphome/components/nrf52/gpio.h
+++ b/esphome/components/nrf52/gpio.h
@@ -1,38 +1,11 @@
 #pragma once
 
-#include "esphome/core/hal.h"
-#ifdef USE_ZEPHYR
 #include "esphome/components/zephyr/gpio.h"
-#endif
 
 namespace esphome {
 namespace nrf52 {
 
-#ifdef USE_ARDUINO
-class NRF52GPIOPin : public InternalGPIOPin {
- public:
-  void set_pin(uint8_t pin) { pin_ = pin; }
-  void set_inverted(bool inverted) { inverted_ = inverted; }
-  void set_flags(gpio::Flags flags) { flags_ = flags; }
-
-  void setup() override;
-  void pin_mode(gpio::Flags flags) override;
-  bool digital_read() override;
-  void digital_write(bool value) override;
-  std::string dump_summary() const override;
-  void detach_interrupt() const override;
-  ISRInternalGPIOPin to_isr() const override;
-  uint8_t get_pin() const override { return pin_; }
-  bool is_inverted() const override { return inverted_; }
-
- protected:
-  void attach_interrupt(void (*func)(void *), void *arg, gpio::InterruptType type) const override;
-  uint8_t pin_;
-  bool inverted_;
-  gpio::Flags flags_;
-};
-#else
 class NRF52GPIOPin : public zephyr::NRF52GPIOPin {};
-#endif  // USE_ARDUINO
+
 }  // namespace nrf52
 }  // namespace esphome
diff --git a/esphome/components/nrf52/gpio_arduino.cpp b/esphome/components/nrf52/gpio_arduino.cpp
deleted file mode 100644
index fc2d05caca..0000000000
--- a/esphome/components/nrf52/gpio_arduino.cpp
+++ /dev/null
@@ -1,105 +0,0 @@
-#ifdef USE_NRF52
-#ifdef USE_ARDUINO
-
-#include "gpio.h"
-#include "esphome/core/log.h"
-#include <functional>
-#include <vector>
-#include "Arduino.h"
-
-namespace esphome {
-namespace nrf52 {
-
-static const char *const TAG = "nrf52";
-
-static int IRAM_ATTR flags_to_mode(gpio::Flags flags, uint8_t pin) {
-  // For nRF52 extra modes are available.
-  // Standard drive is typically 2mA (min 1mA) '0' sink (low) or '1' source (high). High drive (VDD > 2.7V) is typically
-  // 10mA low, 9mA high (min 6mA) OUTPUT_S0S1 Standard '0', standard '1' same as OUTPUT OUTPUT_H0S1 High drive '0',
-  // standard '1' OUTPUT_S0H1 Standard '0', high drive '1' OUTPUT_H0H1 High drive '0', high 'drive '1'' OUTPUT_D0S1
-  // Disconnect '0' standard '1' (normally used for wired-or connections) OUTPUT_D0H1 Disconnect '0', high drive '1'
-  // (normally used for wired-or connections) OUTPUT_S0D1 Standard '0'. disconnect '1' (normally used for wired-and
-  // connections) OUTPUT_H0D1 High drive '0', disconnect '1' (normally used for wired-and connections) NOTE P0.27 should
-  // be only low (standard) drive, low frequency
-  if (flags == gpio::FLAG_INPUT) {  // NOLINT(bugprone-branch-clone)
-    return INPUT;
-  } else if (flags == gpio::FLAG_OUTPUT) {
-    return OUTPUT;
-  } else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLUP)) {
-    return INPUT_PULLUP;
-  } else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLDOWN)) {
-    return INPUT_PULLDOWN;
-  } else if (flags == (gpio::FLAG_OUTPUT | gpio::FLAG_OPEN_DRAIN)) {
-    return OUTPUT_S0D1;
-  } else {
-    return INPUT;
-  }
-}
-
-struct ISRPinArg {
-  uint8_t pin;
-  bool inverted;
-};
-
-// TODO implement
-// TODO test
-void (*irq_cb)(void *);
-void *irq_arg;
-static void pin_irq(void) { irq_cb(irq_arg); }
-
-ISRInternalGPIOPin NRF52GPIOPin::to_isr() const {
-  auto *arg = new ISRPinArg{};  // NOLINT(cppcoreguidelines-owning-memory)
-  arg->pin = pin_;
-  arg->inverted = inverted_;
-  return ISRInternalGPIOPin((void *) arg);
-}
-
-void NRF52GPIOPin::attach_interrupt(void (*func)(void *), void *arg, gpio::InterruptType type) const {
-  uint32_t mode = ISR_DEFERRED;
-  switch (type) {
-    case gpio::INTERRUPT_RISING_EDGE:
-      mode |= inverted_ ? FALLING : RISING;
-      break;
-    case gpio::INTERRUPT_FALLING_EDGE:
-      mode |= inverted_ ? RISING : FALLING;
-      break;
-    case gpio::INTERRUPT_ANY_EDGE:
-      mode |= CHANGE;
-      break;
-    default:
-      return;
-  }
-
-  irq_cb = func;
-  irq_arg = arg;
-  attachInterrupt(pin_, pin_irq, mode);
-}
-
-void NRF52GPIOPin::setup() { pin_mode(flags_); }
-
-void NRF52GPIOPin::pin_mode(gpio::Flags flags) { pinMode(pin_, flags_to_mode(flags, pin_)); }
-
-std::string NRF52GPIOPin::dump_summary() const {
-  char buffer[32];
-  snprintf(buffer, sizeof(buffer), "GPIO%u", pin_);
-  return buffer;
-}
-
-bool NRF52GPIOPin::digital_read() { return bool(digitalRead(pin_)) != inverted_; }
-void NRF52GPIOPin::digital_write(bool value) { digitalWrite(pin_, value != inverted_ ? 1 : 0); }
-void NRF52GPIOPin::detach_interrupt() const { detachInterrupt(pin_); }
-
-}  // namespace nrf52
-
-// using namespace nrf52;
-
-// TODO seems to not work???
-bool IRAM_ATTR ISRInternalGPIOPin::digital_read() {
-  auto *arg = reinterpret_cast<nrf52::ISRPinArg *>(arg_);
-  return bool(digitalRead(arg->pin)) != arg->inverted;
-}
-
-}  // namespace esphome
-
-#endif
-#endif  // USE_NRF52
diff --git a/esphome/components/nrf52/nrf52840/variant.cpp b/esphome/components/nrf52/nrf52840/variant.cpp
deleted file mode 100644
index d625b79625..0000000000
--- a/esphome/components/nrf52/nrf52840/variant.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-#include "variant.h"
-
-const uint32_t g_ADigitalPinMap[] = {
-    // P0
-    0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
-    31,
-
-    // P1
-    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47};
diff --git a/esphome/components/nrf52/nrf52840/variant.h b/esphome/components/nrf52/nrf52840/variant.h
deleted file mode 100644
index 0f12e53b80..0000000000
--- a/esphome/components/nrf52/nrf52840/variant.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#pragma once
-
-#include "WVariant.h"
-
-#define PINS_COUNT (48)
-#define LED_BUILTIN (64)
-#if PINS_COUNT > LED_BUILTIN
-#error LED_BUILTIN should be bigger than PINS_COUNT. To ignore settings.
-#endif
-#define LED_BLUE (LED_BUILTIN)
-// TODO other are also needed?
-#define USE_LFXO  // Board uses 32khz crystal for LF
-#define LED_STATE_ON (1)
-#define PIN_SERIAL1_RX (33)  // P1.01
-#define PIN_SERIAL1_TX (34)  // P1.02