diff --git a/src/mainboard/google/rauru/romstage.c b/src/mainboard/google/rauru/romstage.c
index af396a8366..afd12c6c12 100644
--- a/src/mainboard/google/rauru/romstage.c
+++ b/src/mainboard/google/rauru/romstage.c
@@ -9,8 +9,17 @@
 #include <soc/mt6685.h>
 #include <soc/mtk_pwrsel.h>
 #include <soc/pcie.h>
+#include <soc/pll.h>
 #include <soc/pmif.h>
 
+static void raise_little_cpu_freq(void)
+{
+	mt6316_buck_set_voltage(SPMI_SLAVE_8, MT6316_BUCK_3, 1050000);
+	printk(BIOS_INFO, "%s: little core voltage: %d\n",
+	       __func__, mt6316_buck_get_voltage(SPMI_SLAVE_8, MT6316_BUCK_3));
+	mt_pll_raise_little_cpu_freq(2400U * MHz);
+}
+
 void platform_romstage_main(void)
 {
 	irq2axi_disable();
@@ -20,6 +29,7 @@ void platform_romstage_main(void)
 	mt6363_enable_vtref18(true);
 	mt6363_set_vtref18_voltage(1800000);
 	mt6316_init();
+	raise_little_cpu_freq();
 	mt6373_init();
 	mt6685_init();
 	mtk_dram_init();