diff --git a/board/boards/black.h b/board/boards/black.h
index ea636334..91719389 100644
--- a/board/boards/black.h
+++ b/board/boards/black.h
@@ -122,8 +122,6 @@ void black_init(void) {
   // Initialize harness
   harness_init();
 
-  // Initialize RTC
-  rtc_init();
 
   // Enable CAN transceivers
   black_enable_can_transceivers(true);
@@ -168,7 +166,6 @@ const board board_black = {
   .has_obd = true,
   .has_spi = false,
   .has_canfd = false,
-  .has_rtc_battery = false,
   .fan_max_rpm = 0U,
   .avdd_mV = 3300U,
   .fan_stall_recovery = false,
diff --git a/board/boards/board_declarations.h b/board/boards/board_declarations.h
index 600dc288..f30216a0 100644
--- a/board/boards/board_declarations.h
+++ b/board/boards/board_declarations.h
@@ -25,7 +25,6 @@ struct board {
   const bool has_obd;
   const bool has_spi;
   const bool has_canfd;
-  const bool has_rtc_battery;
   const uint16_t fan_max_rpm;
   const uint16_t avdd_mV;
   const bool fan_stall_recovery;
diff --git a/board/boards/cuatro.h b/board/boards/cuatro.h
index b8cd3d03..f497f3f6 100644
--- a/board/boards/cuatro.h
+++ b/board/boards/cuatro.h
@@ -108,7 +108,6 @@ const board board_cuatro = {
   .has_obd = true,
   .has_spi = true,
   .has_canfd = true,
-  .has_rtc_battery = true,
   .fan_max_rpm = 6600U,
   .avdd_mV = 1800U,
   .fan_stall_recovery = false,
diff --git a/board/boards/dos.h b/board/boards/dos.h
index 428bbf2a..ca98ad96 100644
--- a/board/boards/dos.h
+++ b/board/boards/dos.h
@@ -147,8 +147,6 @@ void dos_init(void) {
   // Initialize harness
   harness_init();
 
-  // Initialize RTC
-  rtc_init();
 
   // Enable CAN transceivers
   dos_enable_can_transceivers(true);
@@ -196,7 +194,6 @@ const board board_dos = {
   .has_spi = false,
 #endif
   .has_canfd = false,
-  .has_rtc_battery = true,
   .fan_max_rpm = 6500U,
   .avdd_mV = 3300U,
   .fan_stall_recovery = true,
diff --git a/board/boards/grey.h b/board/boards/grey.h
index 8b3bd8ae..75273c1a 100644
--- a/board/boards/grey.h
+++ b/board/boards/grey.h
@@ -10,7 +10,6 @@ const board board_grey = {
   .has_obd = false,
   .has_spi = false,
   .has_canfd = false,
-  .has_rtc_battery = false,
   .fan_max_rpm = 0U,
   .avdd_mV = 3300U,
   .fan_stall_recovery = false,
diff --git a/board/boards/red.h b/board/boards/red.h
index aa8c91be..2ba9f356 100644
--- a/board/boards/red.h
+++ b/board/boards/red.h
@@ -140,8 +140,6 @@ void red_init(void) {
   // Initialize harness
   harness_init();
 
-  // Initialize RTC
-  rtc_init();
 
   // Enable CAN transceivers
   red_enable_can_transceivers(true);
@@ -180,7 +178,6 @@ const board board_red = {
   .has_obd = true,
   .has_spi = false,
   .has_canfd = true,
-  .has_rtc_battery = false,
   .fan_max_rpm = 0U,
   .avdd_mV = 3300U,
   .fan_stall_recovery = false,
diff --git a/board/boards/red_chiplet.h b/board/boards/red_chiplet.h
index eec3d95c..8b0f9333 100644
--- a/board/boards/red_chiplet.h
+++ b/board/boards/red_chiplet.h
@@ -119,8 +119,6 @@ void red_chiplet_init(void) {
   // Initialize harness
   harness_init();
 
-  // Initialize RTC
-  rtc_init();
 
   // Enable CAN transceivers
   red_chiplet_enable_can_transceivers(true);
diff --git a/board/boards/tres.h b/board/boards/tres.h
index 959c93b5..50d55e28 100644
--- a/board/boards/tres.h
+++ b/board/boards/tres.h
@@ -75,7 +75,6 @@ const board board_tres = {
   .has_obd = true,
   .has_spi = true,
   .has_canfd = true,
-  .has_rtc_battery = true,
   .fan_max_rpm = 6600U,
   .avdd_mV = 1800U,
   .fan_stall_recovery = false,
diff --git a/board/boards/uno.h b/board/boards/uno.h
index f4e2016b..3c6ce177 100644
--- a/board/boards/uno.h
+++ b/board/boards/uno.h
@@ -147,8 +147,6 @@ void uno_init(void) {
   // Initialize harness
   harness_init();
 
-  // Initialize RTC
-  rtc_init();
 
   // Enable CAN transceivers
   uno_enable_can_transceivers(true);
@@ -203,7 +201,6 @@ const board board_uno = {
   .has_obd = true,
   .has_spi = false,
   .has_canfd = false,
-  .has_rtc_battery = true,
   .fan_max_rpm = 5100U,
   .avdd_mV = 3300U,
   .fan_stall_recovery = false,
diff --git a/board/boards/white.h b/board/boards/white.h
index 0de29a39..362f525a 100644
--- a/board/boards/white.h
+++ b/board/boards/white.h
@@ -187,8 +187,6 @@ void white_grey_init(void) {
   set_gpio_alternate(GPIOC, 11, GPIO_AF7_USART3);
   set_gpio_pullup(GPIOC, 11, PULL_UP);
 
-  // Initialize RTC
-  rtc_init();
 
   // Enable CAN transceivers
   white_enable_can_transceivers(true);
@@ -231,7 +229,6 @@ const board board_white = {
   .has_obd = false,
   .has_spi = false,
   .has_canfd = false,
-  .has_rtc_battery = false,
   .fan_max_rpm = 0U,
   .avdd_mV = 3300U,
   .fan_stall_recovery = false,
diff --git a/board/drivers/rtc.h b/board/drivers/rtc.h
deleted file mode 100644
index df121e3e..00000000
--- a/board/drivers/rtc.h
+++ /dev/null
@@ -1,79 +0,0 @@
-#define YEAR_OFFSET 2000U
-
-typedef struct __attribute__((packed)) timestamp_t {
-  uint16_t year;
-  uint8_t month;
-  uint8_t day;
-  uint8_t weekday;
-  uint8_t hour;
-  uint8_t minute;
-  uint8_t second;
-} timestamp_t;
-
-uint8_t to_bcd(uint16_t value){
-  return (((value / 10U) & 0x0FU) << 4U) | ((value % 10U) & 0x0FU);
-}
-
-uint16_t from_bcd(uint8_t value){
-  return (((value & 0xF0U) >> 4U) * 10U) + (value & 0x0FU);
-}
-
-void rtc_set_time(timestamp_t time){
-  print("Setting RTC time\n");
-
-  // Disable write protection
-  disable_bdomain_protection();
-  RTC->WPR = 0xCA;
-  RTC->WPR = 0x53;
-
-  // Enable initialization mode
-  register_set_bits(&(RTC->ISR), RTC_ISR_INIT);
-  while((RTC->ISR & RTC_ISR_INITF) == 0){}
-
-  // Set time
-  RTC->TR = (to_bcd(time.hour) << RTC_TR_HU_Pos) | (to_bcd(time.minute) << RTC_TR_MNU_Pos) | (to_bcd(time.second) << RTC_TR_SU_Pos);
-  RTC->DR = (to_bcd(time.year - YEAR_OFFSET) << RTC_DR_YU_Pos) | (time.weekday << RTC_DR_WDU_Pos) | (to_bcd(time.month) << RTC_DR_MU_Pos) | (to_bcd(time.day) << RTC_DR_DU_Pos);
-
-  // Set options
-  register_set(&(RTC->CR), 0U, 0xFCFFFFU);
-
-  // Disable initalization mode
-  register_clear_bits(&(RTC->ISR), RTC_ISR_INIT);
-
-  // Wait for synchronization
-  while((RTC->ISR & RTC_ISR_RSF) == 0){}
-
-  // Re-enable write protection
-  RTC->WPR = 0x00;
-  enable_bdomain_protection();
-}
-
-timestamp_t rtc_get_time(void){
-  timestamp_t result;
-  // Init with zero values in case there is no RTC running
-  result.year = 0U;
-  result.month = 0U;
-  result.day = 0U;
-  result.weekday = 0U;
-  result.hour = 0U;
-  result.minute = 0U;
-  result.second = 0U;
-
-  // Wait until the register sync flag is set
-  while((RTC->ISR & RTC_ISR_RSF) == 0){}
-
-  // Read time and date registers. Since our HSE > 7*LSE, this should be fine.
-  uint32_t time = RTC->TR;
-  uint32_t date = RTC->DR;
-
-  // Parse values
-  result.year = from_bcd((date & (RTC_DR_YT | RTC_DR_YU)) >> RTC_DR_YU_Pos) + YEAR_OFFSET;
-  result.month = from_bcd((date & (RTC_DR_MT | RTC_DR_MU)) >> RTC_DR_MU_Pos);
-  result.day = from_bcd((date & (RTC_DR_DT | RTC_DR_DU)) >> RTC_DR_DU_Pos);
-  result.weekday = ((date & RTC_DR_WDU) >> RTC_DR_WDU_Pos);
-  result.hour = from_bcd((time & (RTC_TR_HT | RTC_TR_HU)) >> RTC_TR_HU_Pos);
-  result.minute = from_bcd((time & (RTC_TR_MNT | RTC_TR_MNU)) >> RTC_TR_MNU_Pos);
-  result.second = from_bcd((time & (RTC_TR_ST | RTC_TR_SU)) >> RTC_TR_SU_Pos);
-
-  return result;
-}
diff --git a/board/main.c b/board/main.c
index 061a9138..00429e32 100644
--- a/board/main.c
+++ b/board/main.c
@@ -294,24 +294,6 @@ void EXTI_IRQ_Handler(void) {
   }
 }
 
-uint8_t rtc_counter = 0;
-void RTC_WKUP_IRQ_Handler(void) {
-  exti_irq_clear();
-  clock_init();
-
-  rtc_counter++;
-  if ((rtc_counter % 2U) == 0U) {
-    current_board->set_led(LED_BLUE, false);
-  } else {
-    current_board->set_led(LED_BLUE, true);
-  }
-
-  if (rtc_counter == __UINT8_MAX__) {
-    rtc_counter = 1U;
-  }
-}
-
-
 int main(void) {
   // Init interrupt table
   init_interrupts(true);
@@ -422,10 +404,6 @@ int main(void) {
         // Init IRQs for CAN transceiver and ignition line
         exti_irq_init();
 
-        // Init RTC Wakeup event on EXTI22
-        REGISTER_INTERRUPT(RTC_WKUP_IRQn, RTC_WKUP_IRQ_Handler, 10U, FAULT_INTERRUPT_RATE_EXTI)
-        rtc_wakeup_init();
-
         // STOP mode
         SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
       }
diff --git a/board/main_comms.h b/board/main_comms.h
index c0d5c516..2c8bf165 100644
--- a/board/main_comms.h
+++ b/board/main_comms.h
@@ -48,12 +48,6 @@ int get_health_pkt(void *dat) {
   return sizeof(*health);
 }
 
-int get_rtc_pkt(void *dat) {
-  timestamp_t t = rtc_get_time();
-  (void)memcpy(dat, &t, sizeof(t));
-  return sizeof(t);
-}
-
 // send on serial, first byte to select the ring
 void comms_endpoint2_write(const uint8_t *data, uint32_t len) {
   uart_ring *ur = get_ring_by_number(data[0]);
@@ -71,7 +65,6 @@ void comms_endpoint2_write(const uint8_t *data, uint32_t len) {
 int comms_control_handler(ControlPacket_t *req, uint8_t *resp) {
   unsigned int resp_len = 0;
   uart_ring *ur = NULL;
-  timestamp_t t;
   uint32_t time;
 
 #ifdef DEBUG_COMMS
@@ -82,52 +75,6 @@ int comms_control_handler(ControlPacket_t *req, uint8_t *resp) {
 #endif
 
   switch (req->request) {
-    // **** 0xa0: get rtc time
-    case 0xa0:
-      resp_len = get_rtc_pkt(resp);
-      break;
-    // **** 0xa1: set rtc year
-    case 0xa1:
-      t = rtc_get_time();
-      t.year = req->param1;
-      rtc_set_time(t);
-      break;
-    // **** 0xa2: set rtc month
-    case 0xa2:
-      t = rtc_get_time();
-      t.month = req->param1;
-      rtc_set_time(t);
-      break;
-    // **** 0xa3: set rtc day
-    case 0xa3:
-      t = rtc_get_time();
-      t.day = req->param1;
-      rtc_set_time(t);
-      break;
-    // **** 0xa4: set rtc weekday
-    case 0xa4:
-      t = rtc_get_time();
-      t.weekday = req->param1;
-      rtc_set_time(t);
-      break;
-    // **** 0xa5: set rtc hour
-    case 0xa5:
-      t = rtc_get_time();
-      t.hour = req->param1;
-      rtc_set_time(t);
-      break;
-    // **** 0xa6: set rtc minute
-    case 0xa6:
-      t = rtc_get_time();
-      t.minute = req->param1;
-      rtc_set_time(t);
-      break;
-    // **** 0xa7: set rtc second
-    case 0xa7:
-      t = rtc_get_time();
-      t.second = req->param1;
-      rtc_set_time(t);
-      break;
     // **** 0xa8: get microsecond timer
     case 0xa8:
       time = microsecond_timer_get();
diff --git a/board/stm32fx/board.h b/board/stm32fx/board.h
index 808f7738..81036118 100644
--- a/board/stm32fx/board.h
+++ b/board/stm32fx/board.h
@@ -9,8 +9,6 @@
 #include "drivers/harness.h"
 #include "drivers/fan.h"
 #include "stm32fx/llfan.h"
-#include "stm32fx/llrtc.h"
-#include "drivers/rtc.h"
 #include "drivers/clock_source.h"
 #include "boards/white.h"
 #include "boards/grey.h"
diff --git a/board/stm32fx/llrtc.h b/board/stm32fx/llrtc.h
deleted file mode 100644
index a9b61917..00000000
--- a/board/stm32fx/llrtc.h
+++ /dev/null
@@ -1,69 +0,0 @@
-void enable_bdomain_protection(void) {
-  register_clear_bits(&(PWR->CR), PWR_CR_DBP);
-}
-
-void disable_bdomain_protection(void) {
-  register_set_bits(&(PWR->CR), PWR_CR_DBP);
-}
-
-void rtc_init(void){
-  uint32_t bdcr_opts = RCC_BDCR_RTCEN;
-  uint32_t bdcr_mask = (RCC_BDCR_RTCEN | RCC_BDCR_RTCSEL);
-  if (current_board->has_rtc_battery) {
-    bdcr_opts |= (RCC_BDCR_RTCSEL_0 | RCC_BDCR_LSEON);
-    bdcr_mask |= (RCC_BDCR_LSEMOD | RCC_BDCR_LSEBYP | RCC_BDCR_LSEON);
-  } else {
-    bdcr_opts |= RCC_BDCR_RTCSEL_1;
-    RCC->CSR |= RCC_CSR_LSION;
-    while((RCC->CSR & RCC_CSR_LSIRDY) == 0){}
-  }
-
-  // Initialize RTC module and clock if not done already.
-  if((RCC->BDCR & bdcr_mask) != bdcr_opts){
-    print("Initializing RTC\n");
-    // Reset backup domain
-    register_set_bits(&(RCC->BDCR), RCC_BDCR_BDRST);
-
-    // Disable write protection
-    disable_bdomain_protection();
-
-    // Clear backup domain reset
-    register_clear_bits(&(RCC->BDCR), RCC_BDCR_BDRST);
-
-    // Set RTC options
-    register_set(&(RCC->BDCR), bdcr_opts, bdcr_mask);
-
-    // Enable write protection
-    enable_bdomain_protection();
-  }
-}
-
-void rtc_wakeup_init(void) {
-  EXTI->IMR  |=  EXTI_IMR_MR22;
-  EXTI->RTSR |=  EXTI_RTSR_TR22; // rising edge
-  EXTI->FTSR &=  ~EXTI_FTSR_TR22; // falling edge
-
-  NVIC_DisableIRQ(RTC_WKUP_IRQn);
-
-  // Disable write protection
-  disable_bdomain_protection();
-  RTC->WPR = 0xCA;
-  RTC->WPR = 0x53;
-
-  RTC->CR &= ~RTC_CR_WUTE;
-  while((RTC->ISR & RTC_ISR_WUTWF) == 0){}
-
-  RTC->CR &= ~RTC_CR_WUTIE;
-  RTC->ISR &= ~RTC_ISR_WUTF;
-  //PWR->CR |= PWR_CR_CWUF;
-
-  RTC->WUTR = DEEPSLEEP_WAKEUP_DELAY;
-  // Wakeup timer interrupt enable, wakeup timer enable, select 1Hz rate
-  RTC->CR |= RTC_CR_WUTE | RTC_CR_WUTIE | RTC_CR_WUCKSEL_2;
-
-  // Re-enable write protection
-  RTC->WPR = 0x00;
-  enable_bdomain_protection();
-
-  NVIC_EnableIRQ(RTC_WKUP_IRQn);
-}
diff --git a/board/stm32h7/board.h b/board/stm32h7/board.h
index d293a54c..f5a8e55a 100644
--- a/board/stm32h7/board.h
+++ b/board/stm32h7/board.h
@@ -9,10 +9,8 @@
 #include "drivers/harness.h"
 #include "drivers/fan.h"
 #include "stm32h7/llfan.h"
-#include "stm32h7/llrtc.h"
 #include "stm32h7/lldac.h"
 #include "drivers/fake_siren.h"
-#include "drivers/rtc.h"
 #include "drivers/clock_source.h"
 #include "boards/red.h"
 #include "boards/red_chiplet.h"
diff --git a/board/stm32h7/llrtc.h b/board/stm32h7/llrtc.h
deleted file mode 100644
index 03787d0d..00000000
--- a/board/stm32h7/llrtc.h
+++ /dev/null
@@ -1,69 +0,0 @@
-void enable_bdomain_protection(void) {
-  register_clear_bits(&(PWR->CR1), PWR_CR1_DBP);
-}
-
-void disable_bdomain_protection(void) {
-  register_set_bits(&(PWR->CR1), PWR_CR1_DBP);
-}
-
-void rtc_init(void){
-  uint32_t bdcr_opts = RCC_BDCR_RTCEN;
-  uint32_t bdcr_mask = (RCC_BDCR_RTCEN | RCC_BDCR_RTCSEL);
-  if (current_board->has_rtc_battery) {
-    bdcr_opts |= (RCC_BDCR_LSEDRV_1 |  RCC_BDCR_RTCSEL_0 | RCC_BDCR_LSEON);
-    bdcr_mask |= (RCC_BDCR_LSEDRV | RCC_BDCR_LSEBYP | RCC_BDCR_LSEON);
-  } else {
-    bdcr_opts |= RCC_BDCR_RTCSEL_1;
-    RCC->CSR |= RCC_CSR_LSION;
-    while((RCC->CSR & RCC_CSR_LSIRDY) == 0){}
-  }
-
-  // Initialize RTC module and clock if not done already.
-  if((RCC->BDCR & bdcr_mask) != bdcr_opts){
-    print("Initializing RTC\n");
-    // Reset backup domain
-    register_set_bits(&(RCC->BDCR), RCC_BDCR_BDRST);
-
-    // Disable write protection
-    disable_bdomain_protection();
-
-    // Clear backup domain reset
-    register_clear_bits(&(RCC->BDCR), RCC_BDCR_BDRST);
-
-    // Set RTC options
-    register_set(&(RCC->BDCR), bdcr_opts, bdcr_mask);
-
-    // Enable write protection
-    enable_bdomain_protection();
-  }
-}
-
-void rtc_wakeup_init(void) {
-  EXTI->IMR1  |=  EXTI_IMR1_IM19;
-  EXTI->RTSR1 |=  EXTI_RTSR1_TR19; // rising edge
-  EXTI->FTSR1 &=  ~EXTI_FTSR1_TR19; // falling edge
-
-  NVIC_DisableIRQ(RTC_WKUP_IRQn);
-
-  // Disable write protection
-  disable_bdomain_protection();
-  RTC->WPR = 0xCA;
-  RTC->WPR = 0x53;
-
-  RTC->CR &= ~RTC_CR_WUTE;
-  while((RTC->ISR & RTC_ISR_WUTWF) == 0){}
-
-  RTC->CR &= ~RTC_CR_WUTIE;
-  RTC->ISR &= ~RTC_ISR_WUTF;
-  //PWR->CR1 |= PWR_CR1_CWUF;
-
-  RTC->WUTR = DEEPSLEEP_WAKEUP_DELAY;
-  // Wakeup timer interrupt enable, wakeup timer enable, select 1Hz rate
-  RTC->CR |= RTC_CR_WUTE | RTC_CR_WUTIE | RTC_CR_WUCKSEL_2;
-
-  // Re-enable write protection
-  RTC->WPR = 0x00;
-  enable_bdomain_protection();
-
-  NVIC_EnableIRQ(RTC_WKUP_IRQn);
-}
diff --git a/python/__init__.py b/python/__init__.py
index 304aa135..063602f4 100644
--- a/python/__init__.py
+++ b/python/__init__.py
@@ -6,7 +6,6 @@ import usb1
 import struct
 import hashlib
 import binascii
-import datetime
 import logging
 from functools import wraps, partial
 from itertools import accumulate
@@ -894,21 +893,6 @@ class Panda:
   def set_heartbeat_disabled(self):
     self._handle.controlWrite(Panda.REQUEST_OUT, 0xf8, 0, 0, b'')
 
-  # ******************* RTC *******************
-  def set_datetime(self, dt):
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa1, int(dt.year), 0, b'')
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa2, int(dt.month), 0, b'')
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa3, int(dt.day), 0, b'')
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa4, int(dt.isoweekday()), 0, b'')
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa5, int(dt.hour), 0, b'')
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa6, int(dt.minute), 0, b'')
-    self._handle.controlWrite(Panda.REQUEST_OUT, 0xa7, int(dt.second), 0, b'')
-
-  def get_datetime(self):
-    dat = self._handle.controlRead(Panda.REQUEST_IN, 0xa0, 0, 0, 8)
-    a = struct.unpack("HBBBBBB", dat)
-    return datetime.datetime(a[0], a[1], a[2], a[4], a[5], a[6])
-
   # ****************** Timer *****************
   def get_microsecond_timer(self):
     dat = self._handle.controlRead(Panda.REQUEST_IN, 0xa8, 0, 0, 4)
diff --git a/tests/rtc_test.py b/tests/rtc_test.py
deleted file mode 100755
index 01c9f4dd..00000000
--- a/tests/rtc_test.py
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/usr/bin/env python
-import datetime
-
-from panda import Panda
-
-if __name__ == "__main__":
-  p = Panda()
-
-  p.set_datetime(datetime.datetime.now())
-  print(p.get_datetime())