Merge branch 'bugfix/chip823_pll_bug_v5.4' into 'release/v5.4'

fix(H2):fix pll low temp bug(v5.4) See merge request espressif/esp-idf!35242
espressif · Nov 29, 2024 · 023d772 · 023d772
2 parents 20bd6ad + 7a92f14
commit 023d772
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/components/bootloader_support/src/esp32h2/bootloader_esp32h2.c b/components/bootloader_support/src/esp32h2/bootloader_esp32h2.c
@@ -92,6 +92,8 @@ static inline void bootloader_hardware_init(void)
 
     regi2c_ctrl_ll_master_enable_clock(true);
     regi2c_ctrl_ll_master_configure_clock();
+    REGI2C_WRITE_MASK(I2C_BIAS, I2C_BIAS_DREG_0P8, 8);  // fix low temp issue, need to increase this internal voltage
+
 }
 
 static inline void bootloader_ana_reset_config(void)