RTEMS: bsps/arm/lpc176x/include/bsp/io-defs.h Source File

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io-defs.h
Go to the documentation of this file.
1
9/*
10 * Copyright (c) 2014 Taller Technologies.
11 *
12 * @author Boretto Martin (martin.boretto@tallertechnologies.com)
13 * @author Diaz Marcos (marcos.diaz@tallertechnologies.com)
14 * @author Lenarduzzi Federico (federico.lenarduzzi@tallertechnologies.com)
15 * @author Daniel Chicco (daniel.chicco@tallertechnologies.com)
16 *
17 * The license and distribution terms for this file may be
18 * found in the file LICENSE in this distribution or at
19 * http://www.rtems.org/license/LICENSE.
20 */
21
22#ifndef LIBBSP_ARM_LPC176X_IO_DEFS_H
23#define LIBBSP_ARM_LPC176X_IO_DEFS_H
24
25#include <bsp/lpc176x.h>
26#include <bsp/common-types.h>
27
28#ifdef __cplusplus
29extern "C" {
30#endif /* __cplusplus */
31
32#define LPC176X_PLL0CON 0XAAU
33#define LPC176X_PLL0CFG 0X55U
34
35#define LPC176X_CCLK_PRESCALER_DIVISOR 1000000U
36
37#define LPC176X_PINSEL ( &PINSEL0 )
38#define LPC176X_PINMODE ( &PINMODE0 )
39
40#define LPC176X_PIN_SELECT( index ) ( ( index ) >> 4U )
41#define LPC176X_PIN_SELECT_SHIFT( index ) ( ( ( index ) & 0xFU ) << 1U )
42#define LPC176X_PIN_SELECT_MASK 0x3U
43#define LPC176X_PIN_SELECT_MASK_SIZE 2U
44#define LPC176X_PIN_UART_0_TXD 2U
45#define LPC176X_PIN_UART_0_RXD 3U
46#define LPC176X_PIN_UART_1_TXD 15U
47#define LPC176X_PIN_UART_1_RXD 16U
48#define LPC176X_PIN_UART_2_TXD 10U
49#define LPC176X_PIN_UART_2_RXD 11U
50#define LPC176X_PIN_UART_3_TXD 0U
51#define LPC176X_PIN_UART_3_RXD 1U
52
53#define LPC176X_MODULE_BITS_COUNT 32U
54#define LPC176X_MODULE_COUNT ( LPC176X_MODULE_USB + 1U )
55
56#define LPC176X_IO_PORT_COUNT 5U
57#define LPC176X_IO_INDEX_MAX ( LPC176X_IO_PORT_COUNT * \
58 LPC176X_MODULE_BITS_COUNT )
59#define LPC176X_IO_INDEX_BY_PORT( port, bit ) ( ( ( port ) << 5U ) + ( bit ) )
60#define LPC176X_IO_PORT( index ) ( ( index ) >> 5U )
61#define LPC176X_IO_PORT_BIT( index ) ( ( index ) & 0x1FU )
62
68 typedef enum {
69 LPC176X_PIN_FUNCTION_00,
70 LPC176X_PIN_FUNCTION_01,
71 LPC176X_PIN_FUNCTION_10,
72 LPC176X_PIN_FUNCTION_11,
73 LPC176X_PIN_FUNCTION_COUNT
74}
75 lpc176x_pin_function;
76
81 typedef enum {
82 LPC176X_PIN_MODE_PULLUP,
83 LPC176X_PIN_MODE_REPEATER,
84 LPC176X_PIN_MODE_NONE,
85 LPC176X_PIN_MODE_PULLDOWN,
86 LPC176X_PIN_MODE_COUNT
87}
88 lpc176x_pin_mode;
89
95 typedef enum {
96 LPC176X_PIN_TYPE_DEFAULT,
97 LPC176X_PIN_TYPE_ADC,
98 LPC176X_PIN_TYPE_DAC,
99 LPC176X_PIN_TYPE_OPEN_DRAIN
100} lpc176x_pin_type;
101
107 typedef enum {
108 LPC176X_SCB_PCLKSEL0,
109 LPC176X_SCB_PCLKSEL1,
110 LPC176X_SCB_PCLKSEL_COUNT
111} lpc176x_scb_value_pclksel;
112
116 typedef struct {
120 unsigned char power : 1;
124 unsigned char clock : 1;
128 unsigned char index : 6;
129} lpc176x_module_entry;
130
131#define LPC176X_MODULE_ENTRY( mod, pwr, clk, idx ) \
132 [ mod ] = { \
133 .power = pwr, \
134 .clock = clk, \
135 .index = idx \
136 }
137
138#ifdef __cplusplus
139}
140#endif /* __cplusplus */
141
142#endif /* LIBBSP_ARM_LPC176X_IO_DEFS_H */
common-types.h
Definitions types used by some devices in common.
lpc176x_pin_type
lpc176x_pin_type
Defines all type of pins.
Definition: io-defs.h:95
lpc176x_pin_function
lpc176x_pin_function
Defines the functions according to the pin.
Definition: io-defs.h:68
lpc176x_pin_mode
lpc176x_pin_mode
Defines the pin modes.
Definition: io-defs.h:81
lpc176x_scb_value_pclksel
lpc176x_scb_value_pclksel
Represents each pclksel number.
Definition: io-defs.h:107
lpc176x.h
Specific register definitions according to lpc176x family boards.
lpc176x_module_entry
Defines the module entry.
Definition: io-defs.h:116
lpc176x_module_entry::index
unsigned char index
Index entry bits.
Definition: io-defs.h:128
lpc176x_module_entry::clock
unsigned char clock
Clock entry bit.
Definition: io-defs.h:124
lpc176x_module_entry::power
unsigned char power
Power entry bit.
Definition: io-defs.h:120