source: rtems/c/src/lib/libbsp/arm/tms570/include/tms570-pinmux.h @ e56090ef

5
Last change on this file since e56090ef was 3e1196d, checked in by Premysl Houdek <kom541000@…>, on 11/18/15 at 17:45:32

bsp/tms570: unite code duplication in pinmux and clean SCI close per review remarks.

Signed-off-by: Premysl Houdek <kom541000@…>

  • Property mode set to 100644
File size: 4.0 KB
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1/**
2 * @file tms570-pinmux.h
3 *
4 * @ingroup tms570
5 *
6 * @brief I/O Multiplexing Module (IOMM) basic support
7 */
8
9/*
10 * Copyright (c) 2015 Premysl Houdek <kom541000@gmail.com>
11 *
12 * Google Summer of Code 2014 at
13 * Czech Technical University in Prague
14 * Zikova 1903/4
15 * 166 36 Praha 6
16 * Czech Republic
17 *
18 * The license and distribution terms for this file may be
19 * found in the file LICENSE in this distribution or at
20 * http://www.rtems.org/license/LICENSE.
21 */
22
23#ifndef LIBBSP_ARM_TMS570_PINMUX_H
24#define LIBBSP_ARM_TMS570_PINMUX_H
25
26#ifndef ASM
27#include <bsp/tms570.h>
28
29#ifdef __cplusplus
30extern "C" {
31#endif /* __cplusplus */
32
33
34#define TMS570_PIN_NUM_SHIFT 0
35#define TMS570_PIN_NUM_MASK  0x0fff
36
37#define TMS570_PIN_FNC_SHIFT 12
38#define TMS570_PIN_FNC_MASK  0xf000
39
40#define TMS570_PIN_FNC_AUTO  (-1)
41
42#define TMS570_PIN_AND_FNC(pin, fnc) \
43  ((pin) | ((fnc)<<TMS570_PIN_FNC_SHIFT))
44
45#define TMS570_BALL_WITH_MMR(mmrx, pos) \
46  ((pos) | ((mmrx)<<2))
47
48/* Definition for pins/balls which has to be set for Ethernet MII */
49
50#define TMS570_BALL_C3  TMS570_BALL_WITH_MMR(0, 2)
51#define TMS570_BALL_C3_MIBSPI3NCS_3 TMS570_PIN_AND_FNC(TMS570_BALL_C3, 0)
52#define TMS570_BALL_C3_I2C_SCL TMS570_PIN_AND_FNC(TMS570_BALL_C3, 1)
53
54#define TMS570_BALL_F3 TMS570_BALL_WITH_MMR(20, 2)
55#define TMS570_BALL_F3_MII_COL TMS570_PIN_AND_FNC(TMS570_BALL_F3, 2)
56
57#define TMS570_BALL_B4 TMS570_BALL_WITH_MMR(17, 2)
58#define TMS570_BALL_B4_MII_CRS TMS570_PIN_AND_FNC(TMS570_BALL_B4, 1)
59
60#define TMS570_BALL_B11 TMS570_BALL_WITH_MMR(19, 1)
61#define TMS570_BALL_B11_MII_RX_DV TMS570_PIN_AND_FNC(TMS570_BALL_B11, 1)
62
63#define TMS570_BALL_N19 TMS570_BALL_WITH_MMR(10, 0)
64#define TMS570_BALL_N19_MII_RX_ER TMS570_PIN_AND_FNC(TMS570_BALL_N19, 1)
65
66#define TMS570_BALL_K19 TMS570_BALL_WITH_MMR(14, 1)
67#define TMS570_BALL_K19_MII_RX_CLK TMS570_PIN_AND_FNC(TMS570_BALL_K19, 1)
68
69#define TMS570_BALL_P1 TMS570_BALL_WITH_MMR(11, 3)
70#define TMS570_BALL_P1_MII_RXD_0 TMS570_PIN_AND_FNC(TMS570_BALL_P1, 2)
71
72#define TMS570_BALL_A14 TMS570_BALL_WITH_MMR(12, 0)
73#define TMS570_BALL_A14_MII_RXD_1 TMS570_PIN_AND_FNC(TMS570_BALL_A14, 1)
74
75#define TMS570_BALL_G19 TMS570_BALL_WITH_MMR(12, 2)
76#define TMS570_BALL_G19_MII_RXD_2 TMS570_PIN_AND_FNC(TMS570_BALL_G19, 2)
77
78#define TMS570_BALL_H18 TMS570_BALL_WITH_MMR(12, 3)
79#define TMS570_BALL_H18_MII_RXD_3 TMS570_PIN_AND_FNC(TMS570_BALL_H18, 2)
80
81#define TMS570_BALL_D19 TMS570_BALL_WITH_MMR(17, 0)
82#define TMS570_BALL_D19_MII_TX_CLK TMS570_PIN_AND_FNC(TMS570_BALL_D19, 1)
83
84#define TMS570_BALL_J18 TMS570_BALL_WITH_MMR(13, 0)
85#define TMS570_BALL_J18_MII_TXD_0 TMS570_PIN_AND_FNC(TMS570_BALL_J18, 2)
86
87#define TMS570_BALL_J19 TMS570_BALL_WITH_MMR(13, 1)
88#define TMS570_BALL_J19_MII_TXD_1 TMS570_PIN_AND_FNC(TMS570_BALL_J19, 2)
89
90#define TMS570_BALL_R2 TMS570_BALL_WITH_MMR(13, 3)
91#define TMS570_BALL_R2_MII_TXD_2 TMS570_PIN_AND_FNC(TMS570_BALL_R2, 2)
92
93#define TMS570_BALL_E18 TMS570_BALL_WITH_MMR(14, 0)
94#define TMS570_BALL_E18_MII_TXD_3 TMS570_PIN_AND_FNC(TMS570_BALL_E18, 2)
95
96#define TMS570_BALL_H19 TMS570_BALL_WITH_MMR(13, 2)
97#define TMS570_BALL_H19_MII_TXEN TMS570_PIN_AND_FNC(TMS570_BALL_H19, 2)
98
99#define TMS570_BALL_V5 TMS570_BALL_WITH_MMR(7, 1)
100#define TMS570_BALL_V5_MDCLK TMS570_PIN_AND_FNC(TMS570_BALL_V5, 2)
101
102#define TMS570_BALL_G3 TMS570_BALL_WITH_MMR(8, 1)
103#define TMS570_BALL_G3_MDIO TMS570_PIN_AND_FNC(TMS570_BALL_G3, 2)
104
105#define TMS570_BALL_XX TMS570_BALL_WITH_MMR(29, 3)
106#define TMS570_BALL_XX_GMII_SEL TMS570_PIN_AND_FNC(TMS570_BALL_XX, 0)
107
108/* Generic functions select pin to peripheral connection */
109
110void tms570_bsp_pin_set_function(int pin_num, int pin_fnc);
111
112void tms570_bsp_pin_clear_function(int pin_num, int pin_fnc);
113
114static inline void
115tms570_bsp_pin_to_pinmmrx(volatile uint32_t **pinmmrx, unsigned int *pin_shift,
116                          int pin_num)
117{
118  pin_num = (pin_num & TMS570_PIN_NUM_MASK) >> TMS570_PIN_NUM_SHIFT;
119  *pinmmrx = &TMS570_IOMM.PINMUX.PINMMR0 + (pin_num >> 2);
120  *pin_shift = (pin_num & 0x3)*8;
121}
122
123#endif
124
125/** @} */
126
127#ifdef __cplusplus
128}
129#endif /* __cplusplus */
130
131#endif /* LIBBSP_ARM_TMS570_IRQ_H */
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