diff --git a/drivers/gpu/drm/i915/intel_cdclk.c b/drivers/gpu/drm/i915/intel_cdclk.c
index 928671936286..25e3aba9cded 100644
--- a/drivers/gpu/drm/i915/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/intel_cdclk.c
@@ -2661,38 +2661,19 @@ static int cnp_rawclk(struct drm_i915_private *dev_priv)
 	}
 
 	rawclk = CNP_RAWCLK_DIV(divider / 1000);
-	if (fraction)
-		rawclk |= CNP_RAWCLK_DEN(DIV_ROUND_CLOSEST(1000,
+	if (fraction) {
+		int numerator = 1;
+
+		rawclk |= CNP_RAWCLK_DEN(DIV_ROUND_CLOSEST(numerator * 1000,
 							   fraction) - 1);
+		if (HAS_PCH_ICP(dev_priv))
+			rawclk |= ICP_RAWCLK_NUM(numerator);
+	}
 
 	I915_WRITE(PCH_RAWCLK_FREQ, rawclk);
 	return divider + fraction;
 }
 
-static int icp_rawclk(struct drm_i915_private *dev_priv)
-{
-	u32 rawclk;
-	int divider, numerator, denominator, frequency;
-
-	if (I915_READ(SFUSE_STRAP) & SFUSE_STRAP_RAW_FREQUENCY) {
-		frequency = 24000;
-		divider = 24;
-		numerator = 0;
-		denominator = 0;
-	} else {
-		frequency = 19200;
-		divider = 19;
-		numerator = 1;
-		denominator = 4;
-	}
-
-	rawclk = CNP_RAWCLK_DIV(divider) | ICP_RAWCLK_NUM(numerator) |
-		 CNP_RAWCLK_DEN(denominator);
-
-	I915_WRITE(PCH_RAWCLK_FREQ, rawclk);
-	return frequency;
-}
-
 static int pch_rawclk(struct drm_i915_private *dev_priv)
 {
 	return (I915_READ(PCH_RAWCLK_FREQ) & RAWCLK_FREQ_MASK) * 1000;
@@ -2740,9 +2721,7 @@ static int g4x_hrawclk(struct drm_i915_private *dev_priv)
  */
 void intel_update_rawclk(struct drm_i915_private *dev_priv)
 {
-	if (HAS_PCH_ICP(dev_priv))
-		dev_priv->rawclk_freq = icp_rawclk(dev_priv);
-	else if (HAS_PCH_CNP(dev_priv))
+	if (HAS_PCH_CNP(dev_priv) || HAS_PCH_ICP(dev_priv))
 		dev_priv->rawclk_freq = cnp_rawclk(dev_priv);
 	else if (HAS_PCH_SPLIT(dev_priv))
 		dev_priv->rawclk_freq = pch_rawclk(dev_priv);