diff --git a/sound/soc/codecs/wm5100-tables.c b/sound/soc/codecs/wm5100-tables.c
index e239f4bf2460..9e987cf07450 100644
--- a/sound/soc/codecs/wm5100-tables.c
+++ b/sound/soc/codecs/wm5100-tables.c
@@ -30,7 +30,7 @@ bool wm5100_volatile_register(struct device *dev, unsigned int reg)
 	case WM5100_OUTPUT_STATUS_2:
 	case WM5100_INPUT_ENABLES_STATUS:
 	case WM5100_MIC_DETECT_3:
-		return 1;
+		return true;
 	default:
 		if ((reg >= WM5100_DSP1_PM_0 && reg <= WM5100_DSP1_PM_1535) ||
 		    (reg >= WM5100_DSP1_ZM_0 && reg <= WM5100_DSP1_ZM_2047) ||
@@ -41,9 +41,9 @@ bool wm5100_volatile_register(struct device *dev, unsigned int reg)
 		    (reg >= WM5100_DSP3_PM_0 && reg <= WM5100_DSP3_PM_1535) ||
 		    (reg >= WM5100_DSP3_ZM_0 && reg <= WM5100_DSP3_ZM_2047) ||
 		    (reg >= WM5100_DSP3_DM_0 && reg <= WM5100_DSP3_DM_511))
-			return 1;
+			return true;
 		else
-			return 0;
+			return false;
 	}
 }
 
@@ -798,7 +798,7 @@ bool wm5100_readable_register(struct device *dev, unsigned int reg)
 	case WM5100_DSP3_CONTROL_28:
 	case WM5100_DSP3_CONTROL_29:
 	case WM5100_DSP3_CONTROL_30:
-		return 1;
+		return true;
 	default:
 		if ((reg >= WM5100_DSP1_PM_0 && reg <= WM5100_DSP1_PM_1535) ||
 		    (reg >= WM5100_DSP1_ZM_0 && reg <= WM5100_DSP1_ZM_2047) ||
@@ -809,9 +809,9 @@ bool wm5100_readable_register(struct device *dev, unsigned int reg)
 		    (reg >= WM5100_DSP3_PM_0 && reg <= WM5100_DSP3_PM_1535) ||
 		    (reg >= WM5100_DSP3_ZM_0 && reg <= WM5100_DSP3_ZM_2047) ||
 		    (reg >= WM5100_DSP3_DM_0 && reg <= WM5100_DSP3_DM_511))
-			return 1;
+			return true;
 		else
-			return 0;
+			return false;
 	}
 }