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