1 files changed, 96 insertions, 0 deletions
diff --git a/include/bsp/adc-defs.h b/include/bsp/adc-defs.h
new file mode 100755
index 0000000000..3daca807b7
--- /dev/null
+++ b/include/bsp/adc-defs.h
@@ -0,0 +1,96 @@
+/**
+ * @file adc-defs.h
+ *
+ * @ingroup lpc176x
+ *
+ * @brief ADC library for the lpc176x bsp.
+ */
+
+/*
+ * Copyright (c) 2014 Taller Technologies.
+ *
+ * @author  Diaz Marcos (marcos.diaz@tallertechnologies.com)
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+#ifndef LPC176X_ADC_DEFS_H
+#define LPC176X_ADC_DEFS_H
+
+#include <bsp.h>
+#include <bsp/io.h>
+#include <bsp/lpc176x.h>
+#include <bsp/adc.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @brief The ADC inputs of the board.
+ */
+typedef enum {
+  ADC_0,
+  ADC_1,
+  ADC_2,
+  ADC_3,
+  ADC_4,
+  ADC_5,
+  ADC_6,
+  ADC_7,
+  ADC_DEVICES_COUNT
+} lpc176x_adc_number;
+
+#define MAX_ADC_CLK 13000000u
+
+#define ADC_RANGE 0xFFFu
+
+#define ADC_NUMBER_VALID( number ) ( ( (uint32_t) number ) < \
+                                     ADC_DEVICES_COUNT )
+
+#define ADC_CR_SEL( val ) BSP_FLD32( val, 0, 7 )
+#define ADC_CR_SEL_GET( val ) BSP_FLD32GET( val, 0, 7 )
+#define ADC_CR_SEL_SET( reg, val ) BSP_FLD32SET( reg, val, 0, 7 )
+#define ADC_CR_CLKDIV( val ) BSP_FLD32( val, 8, 15 )
+#define ADC_CR_CLKDIV_GET( reg ) BSP_FLD32GET( reg, 8, 15 )
+#define ADC_CR_CLKDIV_SET( reg, val ) BSP_FLD32SET( reg, val, 8, 15 )
+#define ADC_CR_BURST BSP_BIT32( 16 )
+#define ADC_CR_CLKS( val ) BSP_FLD32( val, 17, 19 )
+#define ADC_CR_PDN BSP_BIT32( 21 )
+#define ADC_CR_START_NOW BSP_BIT32( 24 )
+#define ADC_CR_START( val ) BSP_FLD32( val, 24, 26 )
+#define ADC_CR_EDGE BSP_BIT32( 27 )
+
+#define ADC_DR_VALUE( reg ) BSP_FLD32GET( reg, 4, 15 )
+#define ADC_DR_OVERRUN BSP_BIT32( 30 )
+#define ADC_DR_DONE BSP_BIT32( 31 )
+
+#define ADC_DATA_CONVERSION_DONE( val ) ( ( val & ADC_DR_DONE ) != 0u )
+
+/**
+ * @brief The ADC low-level device.
+ */
+typedef struct {
+  volatile uint32_t ADCR;
+  volatile uint32_t ADGDR;
+  volatile uint32_t RESERVED0;
+  volatile uint32_t ADINTEN;
+  volatile uint32_t ADDR[ ADC_DEVICES_COUNT ];
+  volatile uint32_t ADSTAT;
+  volatile uint32_t ADTRM;
+} lpc176x_adc_device;
+
+/**
+ * @brief Represents the pin and function for each ADC input.
+ */
+typedef struct {
+  uint32_t pin_number;
+  lpc176x_pin_function pin_function;
+} lpc176x_adc_pin_map;
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif