No need to update REF_TICK yet

Author: me-no-dev

cores/esp32/esp32-hal-cpu.c

@@ -150,11 +150,10 @@ bool setCpuFrequency(uint32_t cpu_freq_mhz){
     //Make the frequency change
     rtc_clk_cpu_freq_set_config_fast(&conf);
     if(capb != apb){
-        //Update REF_TICK
-        uint32_t xtal_mhz = rtc_clk_xtal_freq_get();
-        uint32_t tick_freq_mhz = (conf.freq_mhz >= xtal_mhz)?xtal_mhz:conf.freq_mhz;
-        uint32_t tick_conf = tick_freq_mhz / (REF_CLK_FREQ / MHZ) - 1;
-        ESP_REG(APB_CTRL_XTAL_TICK_CONF_REG) = tick_conf;
+        //Update REF_TICK (uncomment if REF_TICK is different than 1MHz)
+        //if(conf.freq_mhz < 80){
+        //    ESP_REG(APB_CTRL_XTAL_TICK_CONF_REG) = conf.freq_mhz / (REF_CLK_FREQ / MHZ) - 1;
+        //}
         //Update APB Freq REG
         rtc_clk_apb_freq_update(apb);
         //Update esp_timer divisor

cores/esp32/esp32-hal-misc.c

@@ -27,6 +27,7 @@
 #include <sys/time.h>
 #include "soc/rtc.h"
 #include "soc/rtc_cntl_reg.h"
+#include "soc/apb_ctrl_reg.h"
 #include "rom/rtc.h"
 #include "esp_task_wdt.h"
 #include "esp32-hal.h"
@@ -145,8 +146,10 @@ bool btInUse(){ return false; }
 
 void initArduino()
 {
+    //init proper ref tick value for PLL (uncomment if REF_TICK is different than 1MHz)
+    //ESP_REG(APB_CTRL_PLL_TICK_CONF_REG) = APB_CLK_FREQ / REF_CLK_FREQ - 1;
 #ifdef F_CPU
-    setCpuFrequency(F_CPU/1000000L);
+    setCpuFrequency(F_CPU/1000000);
 #endif
 #if CONFIG_SPIRAM_SUPPORT
     psramInit();