diff --git a/arch/sh/configs/r7785rp_defconfig b/arch/sh/configs/r7785rp_defconfig
index 890fe3cc9142..5e677a8e3a36 100644
--- a/arch/sh/configs/r7785rp_defconfig
+++ b/arch/sh/configs/r7785rp_defconfig
@@ -269,7 +269,7 @@ CONFIG_SH_R7785RP=y
 #
 CONFIG_SH_TMU=y
 CONFIG_SH_TIMER_IRQ=28
-CONFIG_SH_PCLK_FREQ=50000000
+CONFIG_SH_PCLK_FREQ=33333333
 CONFIG_TICK_ONESHOT=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
@@ -333,7 +333,7 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_CMDLINE_BOOL=y
-CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1"
+CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1 mode4_pin=high"
 
 #
 # Bus options