diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c
index 648b27eff0b08..8e07ed3dc552f 100644
--- a/drivers/platform/x86/mlx-platform.c
+++ b/drivers/platform/x86/mlx-platform.c
@@ -3558,6 +3558,12 @@ static struct mlxreg_core_data mlxplat_mlxcpld_default_ng_regs_io_data[] = {
 		.mask = GENMASK(7, 0) & ~BIT(2),
 		.mode = 0444,
 	},
+	{
+		.label = "reset_swb_dc_dc_pwr_fail",
+		.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,
+		.mask = GENMASK(7, 0) & ~BIT(3),
+		.mode = 0444,
+	},
 	{
 		.label = "reset_from_asic",
 		.reg = MLXPLAT_CPLD_LPC_REG_RESET_CAUSE_OFFSET,