Add Kinesis VREF and LPTMR header files

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3861 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 92 insertions, 0 deletions

diff --git a/nuttx/arch/arm/src/kinetis/kinetis_vrefv1.h b/nuttx/arch/arm/src/kinetis/kinetis_vrefv1.h
new file mode 100644
index 000000000..01789e212
--- /dev/null
+++ b/nuttx/arch/arm/src/kinetis/kinetis_vrefv1.h
@@ -0,0 +1,92 @@
+/********************************************************************************************
+ * arch/arm/src/kinetis/kinetis_vrefv1.h
+ *
+ *   Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * 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_VREFV1_H
+#define __ARCH_ARM_SRC_KINETIS_KINETIS_VREFV1_H
+
+/********************************************************************************************
+ * Included Files
+ ********************************************************************************************/
+
+#include <nuttx/config.h>
+
+#include "chip.h"
+
+/********************************************************************************************
+ * Pre-processor Definitions
+ ********************************************************************************************/
+
+/* Register Offsets *************************************************************************/
+
+#define KINETIS_VREF_TRM_OFFSET   0x0000 /* VREF Trim Register */
+#define KINETIS_VREF_SC_OFFSET    0x0001 /* VREF Status and Control Register */
+
+/* Register Addresses ***********************************************************************/
+
+#define KINETIS_VREF_TRM          (KINETIS_VREF_BASE+KINETIS_VREF_TRM_OFFSET)
+#define KINETIS_VREF_SC           (KINETIS_VREF_BASE+KINETIS_VREF_SC_OFFSET)
+
+/* Register Bit Definitions *****************************************************************/
+
+/* VREF Trim Register (8-bit) */
+
+#define VREF_TRM_SHIFT            (0)       /* Bits 0-5: Trim bits */
+#define VREF_TRM_MASK             (63 << VREF_TRM_SHIFT)
+                                            /* Bits 6-7: Reserved */
+/* VREF Status and Control Register (8-bit) */
+
+#define VREF_SC_MODE_LV_SHIFT     (0)       /* Bits 0-1: Buffer Mode selection */
+#define VREF_SC_MODE_LV_MASK      (3 << VREF_SC_MODE_LV_SHIFT)
+#  define VREF_SC_MODE_LV_BANDGAP (0 << VREF_SC_MODE_LV_SHIFT) /* Bandgap on only */
+#  define VREF_SC_MODE_LV_LOWPWR  (1 << VREF_SC_MODE_LV_SHIFT) /* Low-power buffer enabled */
+#  define VREF_SC_MODE_LV_TIGHT   (2 << VREF_SC_MODE_LV_SHIFT) /* Tight-regulation buffer enabled */
+#define VREF_SC_VREFST            (1 << 2)  /* Bit 2:  Internal Voltage Reference stable */
+                                            /* Bits 3-5: Reserved */
+#define VREF_SC_REGEN             (1 << 6)  /* Bit 6:  Regulator enable */
+#define VREF_SC_VREFEN            (1 << 7)  /* Bit 7:  Internal Voltage Reference enable */
+
+/********************************************************************************************
+ * Public Types
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * Public Data
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * Public Functions
+ ********************************************************************************************/
+
+#endif /* __ARCH_ARM_SRC_KINETIS_KINETIS_VREFV1_H */