1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2<html xmlns="http://www.w3.org/1999/xhtml"> 3<head> 4<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> 5<meta http-equiv="X-UA-Compatible" content="IE=9"/> 6<meta name="generator" content="Doxygen 1.8.13"/> 7<meta name="viewport" content="width=device-width, initial-scale=1"/> 8<title>ISSDK: boardkit/lpcxpresso54114/clock_config.c Source File</title> 9<link href="tabs.css" rel="stylesheet" type="text/css"/> 10<script type="text/javascript" src="jquery.js"></script> 11<script type="text/javascript" src="dynsections.js"></script> 12<link href="issdk_stylesheet.css" rel="stylesheet" type="text/css" /> 13</head> 14<body> 15<div id="top"><!-- do not remove this div, it is closed by doxygen! --> 16<div id="titlearea"> 17<table cellspacing="0" cellpadding="0"> 18 <tbody> 19 <tr style="height: 56px;"> 20 <td id="projectlogo"><img alt="Logo" src="nxp_logo_small.png"/></td> 21 <td id="projectalign" style="padding-left: 0.5em;"> 22 <div id="projectname">ISSDK 23  <span id="projectnumber">1.8</span> 24 </div> 25 <div id="projectbrief">IoT Sensing Software Development Kit</div> 26 </td> 27 </tr> 28 </tbody> 29</table> 30</div> 31<!-- end header part --> 32<!-- Generated by Doxygen 1.8.13 --> 33<script type="text/javascript" src="menudata.js"></script> 34<script type="text/javascript" src="menu.js"></script> 35<script type="text/javascript"> 36$(function() { 37 initMenu('',false,false,'search.php','Search'); 38}); 39</script> 40<div id="main-nav"></div> 41<div id="nav-path" class="navpath"> 42 <ul> 43<li class="navelem"><a class="el" href="dir_6994211064bad48d3d63a6227f5100d6.html">boardkit</a></li><li class="navelem"><a class="el" href="dir_311984c7c6eeb5b62dd470fcd53a1b8f.html">lpcxpresso54114</a></li> </ul> 44</div> 45</div><!-- top --> 46<div class="header"> 47 <div class="headertitle"> 48<div class="title">clock_config.c</div> </div> 49</div><!--header--> 50<div class="contents"> 51<a href="a04235.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2015, Freescale Semiconductor, Inc.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright 2016-2017 NXP</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * SPDX-License-Identifier: BSD-3-Clause</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> */</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">/*</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * How to set up clock using clock driver functions:</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * 1. Setup clock sources.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * 2. Setup voltage for the fastest of the clock outputs</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * 3. Set up wait states of the flash.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * 4. Set up all dividers.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> *</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * 5. Set up all selectors to provide selected clocks.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> */</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR THE CLOCKS TOOL *****************************</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">!!ClocksProfile</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">product: Clocks v1.0</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">processor: LPC54114J256</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">package_id: LPC54114J256BD64</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">mcu_data: ksdk2_0</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">processor_version: 1.1.0</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">board: LPCXpresso54114</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR THE CLOCKS TOOL **/</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "fsl_power.h"</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "fsl_clock.h"</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="a04292.html">clock_config.h</a>"</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * Definitions</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * Variables</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/* System clock frequency. */</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">extern</span> uint32_t <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a>;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> ********************* Configuration BOARD_BootClockFRO12M ***********************</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR THE CLOCKS TOOL *****************************</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">!!Configuration</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">name: BOARD_BootClockFRO12M</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment">outputs:</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">- {id: System_clock.outFreq, value: 12 MHz}</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR THE CLOCKS TOOL **/</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * Variables for BOARD_BootClockFRO12M configuration</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * Code for BOARD_BootClockFRO12M configuration</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="a04295.html#a188981cc76bd64105a71096d9f4ae141"> 63</a></span> <span class="keywordtype">void</span> <a class="code" href="a04235.html#a188981cc76bd64105a71096d9f4ae141">BOARD_BootClockFRO12M</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> {<span class="comment"></span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> /*!< Set up the clock sources */</span><span class="comment"></span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> /*!< Set up FRO */</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); <span class="comment">/*!< Ensure FRO is on */</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch to FRO 12MHz first to ensure we can change voltage without accidentally</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> being below the voltage for current speed */</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  CLOCK_SetupFROClocking(12000000U); <span class="comment">/*!< Set up FRO to the 12 MHz, just for sure */</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  POWER_SetVoltageForFreq(12000000U); <span class="comment">/*!< Set voltage for the one of the fastest clock outputs: System clock output */</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  CLOCK_SetFLASHAccessCyclesForFreq(12000000U); <span class="comment">/*!< Set FLASH wait states for core */</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"></span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> /*!< Set up dividers */</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, <span class="keyword">false</span>); <span class="comment">/*!< Set AHBCLKDIV divider to value 1 */</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"></span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> /*!< Set up clock selectors - Attach clocks to the peripheries */</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch MAIN_CLK to FRO12M */</span><span class="comment"></span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> /*!< Set SystemCoreClock variable. */</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a> = <a class="code" href="a04292.html#a81e21eb19f45e15f7391913771a77b3e">BOARD_BOOTCLOCKFRO12M_CORE_CLOCK</a>;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> ********************** Configuration BOARD_BootClockFROHF48M ***********************</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR THE CLOCKS TOOL *****************************</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment">!!Configuration</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment">name: BOARD_BootClockFROHF48M</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">outputs:</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment">- {id: System_clock.outFreq, value: 48 MHz}</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment">settings:</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment">- {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf}</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR THE CLOCKS TOOL **/</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> * Variables for BOARD_BootClockFROHF48M configuration</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * Code for BOARD_BootClockFROHF48M configuration</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="a04292.html#a845aa63903a75c799d4771a026c0cfa9"> 101</a></span> <span class="keywordtype">void</span> <a class="code" href="a04235.html#a845aa63903a75c799d4771a026c0cfa9">BOARD_BootClockFROHF48M</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> {<span class="comment"></span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> /*!< Set up the clock sources */</span><span class="comment"></span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> /*!< Set up FRO */</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); <span class="comment">/*!< Ensure FRO is on */</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch to FRO 12MHz first to ensure we can change voltage without accidentally</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> being below the voltage for current speed */</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  POWER_SetVoltageForFreq(48000000U); <span class="comment">/*!< Set voltage for the one of the fastest clock outputs: System clock output */</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  CLOCK_SetFLASHAccessCyclesForFreq(48000000U); <span class="comment">/*!< Set FLASH wait states for core */</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  CLOCK_SetupFROClocking(48000000U); <span class="comment">/*!< Set up high frequency FRO output to selected frequency */</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"></span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> /*!< Set up dividers */</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, <span class="keyword">false</span>); <span class="comment">/*!< Set AHBCLKDIV divider to value 1 */</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"></span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> /*!< Set up clock selectors - Attach clocks to the peripheries */</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); <span class="comment">/*!< Switch MAIN_CLK to FRO_HF */</span><span class="comment"></span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"> /*!< Set SystemCoreClock variable. */</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a> = <a class="code" href="a04292.html#a3155cc62c13a3fc5fa6f33876ab7f242">BOARD_BOOTCLOCKFROHF48M_CORE_CLOCK</a>;</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> }</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> ********************* Configuration BOARD_BootClockFROHF96M **********************</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR THE CLOCKS TOOL *****************************</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">!!Configuration</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment">name: BOARD_BootClockFROHF96M</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment">outputs:</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">- {id: System_clock.outFreq, value: 96 MHz}</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">settings:</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">- {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf}</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">sources:</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">- {id: SYSCON.fro_hf.outFreq, value: 96 MHz}</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR THE CLOCKS TOOL **/</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> * Variables for BOARD_BootClockFROHF96M configuration</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * Code for BOARD_BootClockFROHF96M configuration</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="a04295.html#a245da4f80747dadd943a8891f2d6592d"> 142</a></span> <span class="keywordtype">void</span> <a class="code" href="a04235.html#a245da4f80747dadd943a8891f2d6592d">BOARD_BootClockFROHF96M</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> {<span class="comment"></span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"> /*!< Set up the clock sources */</span><span class="comment"></span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> /*!< Set up FRO */</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  POWER_DisablePD(kPDRUNCFG_PD_FRO_EN); <span class="comment">/*!< Ensure FRO is on */</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch to FRO 12MHz first to ensure we can change voltage without accidentally</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> being below the voltage for current speed */</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  POWER_SetVoltageForFreq(96000000U); <span class="comment">/*!< Set voltage for the one of the fastest clock outputs: System clock output */</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  CLOCK_SetFLASHAccessCyclesForFreq(96000000U); <span class="comment">/*!< Set FLASH wait states for core */</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  CLOCK_SetupFROClocking(96000000U); <span class="comment">/*!< Set up high frequency FRO output to selected frequency */</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"></span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> /*!< Set up dividers */</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, <span class="keyword">false</span>); <span class="comment">/*!< Set AHBCLKDIV divider to value 1 */</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"></span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> /*!< Set up clock selectors - Attach clocks to the peripheries */</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); <span class="comment">/*!< Switch MAIN_CLK to FRO_HF */</span><span class="comment"></span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment"> /*!< Set SystemCoreClock variable. */</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a> = <a class="code" href="a04292.html#a5a8dfd649ce91ce9e0910e5970c62420">BOARD_BOOTCLOCKFROHF96M_CORE_CLOCK</a>;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> }</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="ttc" id="a04235_html_a188981cc76bd64105a71096d9f4ae141"><div class="ttname"><a href="a04235.html#a188981cc76bd64105a71096d9f4ae141">BOARD_BootClockFRO12M</a></div><div class="ttdeci">void BOARD_BootClockFRO12M(void)</div><div class="ttdoc">This function executes configuration of clocks. </div><div class="ttdef"><b>Definition:</b> <a href="a04235_source.html#l00063">clock_config.c:63</a></div></div> 52<div class="ttc" id="a04235_html_a845aa63903a75c799d4771a026c0cfa9"><div class="ttname"><a href="a04235.html#a845aa63903a75c799d4771a026c0cfa9">BOARD_BootClockFROHF48M</a></div><div class="ttdeci">void BOARD_BootClockFROHF48M(void)</div><div class="ttdoc">This function executes configuration of clocks. </div><div class="ttdef"><b>Definition:</b> <a href="a04235_source.html#l00101">clock_config.c:101</a></div></div> 53<div class="ttc" id="a04292_html_a81e21eb19f45e15f7391913771a77b3e"><div class="ttname"><a href="a04292.html#a81e21eb19f45e15f7391913771a77b3e">BOARD_BOOTCLOCKFRO12M_CORE_CLOCK</a></div><div class="ttdeci">#define BOARD_BOOTCLOCKFRO12M_CORE_CLOCK</div><div class="ttdef"><b>Definition:</b> <a href="a04292_source.html#l00028">clock_config.h:28</a></div></div> 54<div class="ttc" id="a04292_html_a5a8dfd649ce91ce9e0910e5970c62420"><div class="ttname"><a href="a04292.html#a5a8dfd649ce91ce9e0910e5970c62420">BOARD_BOOTCLOCKFROHF96M_CORE_CLOCK</a></div><div class="ttdeci">#define BOARD_BOOTCLOCKFROHF96M_CORE_CLOCK</div><div class="ttdef"><b>Definition:</b> <a href="a04292_source.html#l00078">clock_config.h:78</a></div></div> 55<div class="ttc" id="a04223_html_aa3cd3e43291e81e795d642b79b6088e6"><div class="ttname"><a href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a></div><div class="ttdeci">uint32_t SystemCoreClock</div></div> 56<div class="ttc" id="a04235_html_a245da4f80747dadd943a8891f2d6592d"><div class="ttname"><a href="a04235.html#a245da4f80747dadd943a8891f2d6592d">BOARD_BootClockFROHF96M</a></div><div class="ttdeci">void BOARD_BootClockFROHF96M(void)</div><div class="ttdoc">This function executes configuration of clocks. </div><div class="ttdef"><b>Definition:</b> <a href="a04235_source.html#l00142">clock_config.c:142</a></div></div> 57<div class="ttc" id="a04292_html_a3155cc62c13a3fc5fa6f33876ab7f242"><div class="ttname"><a href="a04292.html#a3155cc62c13a3fc5fa6f33876ab7f242">BOARD_BOOTCLOCKFROHF48M_CORE_CLOCK</a></div><div class="ttdeci">#define BOARD_BOOTCLOCKFROHF48M_CORE_CLOCK</div><div class="ttdef"><b>Definition:</b> <a href="a04292_source.html#l00053">clock_config.h:53</a></div></div> 58<div class="ttc" id="a04292_html"><div class="ttname"><a href="a04292.html">clock_config.h</a></div></div> 59</div><!-- fragment --></div><!-- contents --> 60 61<hr class="footer"/><address class="footer"><small> 62© Copyright 2016-2022 NXP. All Rights Reserved. SPDX-License-Identifier: BSD-3-Clause 63</small></address> 64</body> 65</html> 66
