diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 0031a69..2121fbb 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -540,14 +540,16 @@
 
 config SH_PCLK_FREQ
 	int "Peripheral clock frequency (in Hz)"
-	default "27000000" if CPU_SUBTYPE_SH7343
+	depends on SH_CLK_CPG_LEGACY
 	default "31250000" if CPU_SUBTYPE_SH7619
-	default "32000000" if CPU_SUBTYPE_SH7722
-	default "33333333" if CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7723 || \
-			      CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
-			      CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \
-			      CPU_SUBTYPE_SH7263 || CPU_SUBTYPE_MXG    || \
-			      CPU_SUBTYPE_SH7786 || CPU_SUBTYPE_SH7724
+	default "33333333" if CPU_SUBTYPE_SH7770 || \
+			      CPU_SUBTYPE_SH7760 || \
+			      CPU_SUBTYPE_SH7705 || \
+			      CPU_SUBTYPE_SH7203 || \
+			      CPU_SUBTYPE_SH7206 || \
+			      CPU_SUBTYPE_SH7263 || \
+			      CPU_SUBTYPE_MXG    || \
+			      CPU_SUBTYPE_SH7786
 	default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
 	default "66000000" if CPU_SUBTYPE_SH4_202
 	default "50000000"