diff --git a/drivers/clk/mpc83xx_clk.c b/drivers/clk/mpc83xx_clk.c
index cbccda5..69c6207 100644
--- a/drivers/clk/mpc83xx_clk.c
+++ b/drivers/clk/mpc83xx_clk.c
@@ -66,7 +66,10 @@
 	case MPC83XX_CLK_DMAC:
 		return (type == SOC_MPC8308) || (type == SOC_MPC8309);
 	case MPC83XX_CLK_PCI:
-		return mpc83xx_has_pci(type);
+		/*
+		 * FIXME: implement proper support for this.
+		 */
+		return 0 && mpc83xx_has_pci(type);
 	case MPC83XX_CLK_CSB:
 		return true;
 	case MPC83XX_CLK_I2C2: