1 files changed, 80 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/kinetis/kinetis_k20pinmux.h b/nuttx/arch/arm/src/kinetis/kinetis_k20pinmux.h
new file mode 100644
index 000000000..e5592ce6a
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+++ b/nuttx/arch/arm/src/kinetis/kinetis_k20pinmux.h
@@ -0,0 +1,80 @@
+/********************************************************************************************
+ * arch/arm/src/kinetis/kinetis_k40pinmux.h
+ *
+ *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ********************************************************************************************/
+
+#ifndef __ARCH_ARM_SRC_KINETIS_KINETIS_K40PINMUX_H
+#define __ARCH_ARM_SRC_KINETIS_KINETIS_K40PINMUX_H
+
+/********************************************************************************************
+ * Included Files
+ ********************************************************************************************/
+
+#include <nuttx/config.h>
+
+#include "chip.h"
+
+/********************************************************************************************
+ * Pre-processor Definitions
+ ********************************************************************************************/
+/* Reference: Paragraph 10.3.1, p 207, of FreeScale document K20P64M72SF1RM
+ *
+ * In most cases, there are alternative configurations for various pins. Those alternative
+ * pins are labeled with a suffix like _1, _2, etc. in order to distinguish them.  Logic in
+ * the board.h file must select the correct pin configuration for the board by defining a pin
+ * configuration (with no suffix) that maps to the correct alternative.
+ */
+
+#if defined(CONFIG_ARCH_CHIP_MK20DX256VLH7)
+
+/* Pin configurations are deferred to board configuration */
+
+#else
+  /* The pin muxing for other K20 parts is defined in other documents */
+
+#  error "No pin multiplexing for this Kinetis K20 part"
+#endif
+
+/********************************************************************************************
+ * Public Types
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * Public Data
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * Public Functions
+ ********************************************************************************************/
+
+#endif /* __ARCH_ARM_SRC_KINETIS_KINETIS_K40PINMUX_H */