diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c
index 3ab67aaa9e5d..ab9751a59b55 100644
--- a/drivers/firmware/meson/meson_sm.c
+++ b/drivers/firmware/meson/meson_sm.c
@@ -41,12 +41,13 @@ static const struct meson_sm_chip gxbb_chip = {
 	.cmd_shmem_in_base	= 0x82000020,
 	.cmd_shmem_out_base	= 0x82000021,
 	.cmd = {
-		CMD(SM_EFUSE_READ,	0x82000030),
-		CMD(SM_EFUSE_WRITE,	0x82000031),
+		CMD(SM_EFUSE_READ,		0x82000030),
+		CMD(SM_EFUSE_WRITE,		0x82000031),
 		CMD(SM_EFUSE_USER_MAX,	0x82000033),
-		CMD(SM_GET_CHIP_ID,	0x82000044),
-		CMD(SM_A1_PWRC_SET,	0x82000093),
-		CMD(SM_A1_PWRC_GET,	0x82000095),
+		CMD(SM_GET_CHIP_ID,		0x82000044),
+		CMD(SM_THERMAL_CALIB_READ,	0x82000047),
+		CMD(SM_A1_PWRC_SET,		0x82000093),
+		CMD(SM_A1_PWRC_GET,		0x82000095),
 		{ /* sentinel */ },
 	},
 };
@@ -245,6 +246,23 @@ struct meson_sm_firmware *meson_sm_get(struct device_node *sm_node)
 }
 EXPORT_SYMBOL_GPL(meson_sm_get);
 
+/**
+ * meson_sm_get_thermal_calib - Read thermal sensor calibration data.
+ * @fw:		Pointer to secure-monitor firmware.
+ * @trim_info:	Pointer to store the returned calibration data.
+ * @tsensor_id:	Sensor index to identify which sensor's calibration data
+ *		to retrieve
+ *
+ * Return: 0 on success, negative error code on failure.
+ */
+int meson_sm_get_thermal_calib(struct meson_sm_firmware *fw, u32 *trim_info,
+			       u32 tsensor_id)
+{
+	return meson_sm_call(fw, SM_THERMAL_CALIB_READ, trim_info, tsensor_id,
+			     0, 0, 0, 0);
+}
+EXPORT_SYMBOL_GPL(meson_sm_get_thermal_calib);
+
 #define SM_CHIP_ID_LENGTH	119
 #define SM_CHIP_ID_OFFSET	4
 #define SM_CHIP_ID_SIZE		12