2 files changed, 19 insertions, 7 deletions

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 0031a6979f3a..2121fbb2ff4c 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -540,14 +540,16 @@ config SH_TIMER_MTU2
 
 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"
diff --git a/arch/sh/include/asm/timex.h b/arch/sh/include/asm/timex.h
index b556d49e5f2b..18bf06d9c764 100644
--- a/arch/sh/include/asm/timex.h
+++ b/arch/sh/include/asm/timex.h
@@ -6,7 +6,17 @@
 #ifndef __ASM_SH_TIMEX_H
 #define __ASM_SH_TIMEX_H
 
+/*
+ * Only parts using the legacy CPG code for their clock framework
+ * implementation need to define their own Pclk value. If provided, this
+ * can be used for accurately setting CLOCK_TICK_RATE, otherwise we
+ * simply fall back on the i8253 PIT value.
+ */
+#ifdef CONFIG_SH_PCLK_FREQ
 #define CLOCK_TICK_RATE         (CONFIG_SH_PCLK_FREQ / 4) /* Underlying HZ */
+#else
+#define CLOCK_TICK_RATE         1193180
+#endif
 
 #include <asm-generic/timex.h>