diff --git a/arch/arm/cpu/tegra-common/pinmux-common.c b/arch/arm/cpu/tegra-common/pinmux-common.c
index d62618c..6d7a7d9 100644
--- a/arch/arm/cpu/tegra-common/pinmux-common.c
+++ b/arch/arm/cpu/tegra-common/pinmux-common.c
@@ -92,6 +92,9 @@
 	int i, mux = -1;
 	u32 val;
 
+	if (func == PMUX_FUNC_DEFAULT)
+		return;
+
 	/* Error check on pin and func */
 	assert(pmux_pingrp_isvalid(pin));
 	assert(pmux_func_isvalid(func));
diff --git a/arch/arm/include/asm/arch-tegra114/pinmux.h b/arch/arm/include/asm/arch-tegra114/pinmux.h
index c1cb3ef..b86562a 100644
--- a/arch/arm/include/asm/arch-tegra114/pinmux.h
+++ b/arch/arm/include/asm/arch-tegra114/pinmux.h
@@ -231,6 +231,7 @@
 };
 
 enum pmux_func {
+	PMUX_FUNC_DEFAULT,
 	PMUX_FUNC_BLINK,
 	PMUX_FUNC_CEC,
 	PMUX_FUNC_CLDVFS,
diff --git a/arch/arm/include/asm/arch-tegra124/pinmux.h b/arch/arm/include/asm/arch-tegra124/pinmux.h
index c49801c..1884935 100644
--- a/arch/arm/include/asm/arch-tegra124/pinmux.h
+++ b/arch/arm/include/asm/arch-tegra124/pinmux.h
@@ -247,6 +247,7 @@
 };
 
 enum pmux_func {
+	PMUX_FUNC_DEFAULT,
 	PMUX_FUNC_BLINK,
 	PMUX_FUNC_CCLA,
 	PMUX_FUNC_CEC,
diff --git a/arch/arm/include/asm/arch-tegra20/pinmux.h b/arch/arm/include/asm/arch-tegra20/pinmux.h
index 11c0104..f7bc97f 100644
--- a/arch/arm/include/asm/arch-tegra20/pinmux.h
+++ b/arch/arm/include/asm/arch-tegra20/pinmux.h
@@ -166,6 +166,7 @@
  * purely a convenience. The translation is done through a table search.
  */
 enum pmux_func {
+	PMUX_FUNC_DEFAULT,
 	PMUX_FUNC_AHB_CLK,
 	PMUX_FUNC_APB_CLK,
 	PMUX_FUNC_AUDIO_SYNC,
diff --git a/arch/arm/include/asm/arch-tegra30/pinmux.h b/arch/arm/include/asm/arch-tegra30/pinmux.h
index 6d83061..a42e009 100644
--- a/arch/arm/include/asm/arch-tegra30/pinmux.h
+++ b/arch/arm/include/asm/arch-tegra30/pinmux.h
@@ -306,6 +306,7 @@
 };
 
 enum pmux_func {
+	PMUX_FUNC_DEFAULT,
 	PMUX_FUNC_BLINK,
 	PMUX_FUNC_CEC,
 	PMUX_FUNC_CLK_12M_OUT,