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/lpcxpresso55s69/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_543f50a302421605af62e881f790b94b.html">lpcxpresso55s69</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="a04238.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 2017-2018 NXP</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * All rights reserved.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * SPDX-License-Identifier: BSD-3-Clause</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> */</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">/***********************************************************************************************************************</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * This file was generated by the MCUXpresso Config Tools. Any manual edits made to this file</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * will be overwritten if the respective MCUXpresso Config Tools is used to update this file.</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">/*</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * How to set up clock using clock driver functions:</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> *</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * 1. Setup clock sources.</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * 2. Set up wait states of the flash.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> *</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * 3. Set up all dividers.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> *</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * 4. Set up all selectors to provide selected clocks.</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> */</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/* clang-format off */</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR TOOLS *************************************</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">!!GlobalInfo</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">product: Clocks v4.1</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">processor: LPC55S69</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">package_id: LPC55S69JBD100</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">mcu_data: ksdk2_0</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">processor_version: 0.0.0</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">/* clang-format on */</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "fsl_power.h"</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "fsl_clock.h"</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="a04295.html">clock_config.h</a>"</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</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> <span class="comment"> * Definitions</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> </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"> * Variables</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">/* System clock frequency. */</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">extern</span> uint32_t <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a>;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</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"> ************************ BOARD_InitBootClocks function ************************</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="a04334.html#a09a9a2026d4c394534e528d519370d3e"> 52</a></span> <span class="keywordtype">void</span> <a class="code" href="a04238.html#a09a9a2026d4c394534e528d519370d3e">BOARD_InitBootClocks</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> {</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="a04235.html#a245da4f80747dadd943a8891f2d6592d">BOARD_BootClockFROHF96M</a>();</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</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"> ******************** Configuration BOARD_BootClockFRO12M **********************</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">/* clang-format off */</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR TOOLS *************************************</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">!!Configuration</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">name: BOARD_BootClockFRO12M</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">outputs:</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">- {id: System_clock.outFreq, value: 12 MHz}</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">/* clang-format on */</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> * Variables for BOARD_BootClockFRO12M configuration</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"> * Code for BOARD_BootClockFRO12M configuration</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="a04238.html#a188981cc76bd64105a71096d9f4ae141"> 75</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="l00076"></a><span class="lineno"> 76</span> {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#ifndef SDK_SECONDARY_CORE</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> /*!< Set up the clock sources */</span><span class="comment"></span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> /*!< Configure FRO192M */</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  POWER_DisablePD(kPDRUNCFG_PD_FRO192M); <span class="comment">/*!< Ensure FRO is on */</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  CLOCK_SetupFROClocking(12000000U); <span class="comment">/*!< Set up FRO to the 12 MHz, just for sure */</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch to FRO 12MHz first to ensure we can change the clock setting */</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  CLOCK_SetupFROClocking(96000000U); <span class="comment">/* Enable FRO HF(96MHz) output */</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  CLOCK_SetFLASHAccessCyclesForFreq(12000000U); <span class="comment">/*!< Set FLASH wait states for core */</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"></span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"> /*!< Set up dividers */</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</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="l00090"></a><span class="lineno"> 90</span> <span class="comment"></span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> /*!< Set up clock selectors - Attach clocks to the peripheries */</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch MAIN_CLK to FRO12M */</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">/*< Set SystemCoreClock variable. */</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</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="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> ******************* Configuration BOARD_BootClockFROHF96M *********************</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">/* clang-format off */</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR TOOLS *************************************</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">!!Configuration</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment">name: BOARD_BootClockFROHF96M</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">called_from_default_init: true</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">outputs:</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">- {id: System_clock.outFreq, value: 96 MHz}</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">settings:</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">- {id: SYSCON.MAINCLKSELA.sel, value: ANACTRL.fro_hf_clk}</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">/* clang-format on */</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> * Variables for BOARD_BootClockFROHF96M configuration</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"> * Code for BOARD_BootClockFROHF96M configuration</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="a04238.html#a245da4f80747dadd943a8891f2d6592d"> 120</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="l00121"></a><span class="lineno"> 121</span> {</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="preprocessor">#ifndef SDK_SECONDARY_CORE</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> /*!< Set up the clock sources */</span><span class="comment"></span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> /*!< Configure FRO192M */</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  POWER_DisablePD(kPDRUNCFG_PD_FRO192M); <span class="comment">/*!< Ensure FRO is on */</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  CLOCK_SetupFROClocking(12000000U); <span class="comment">/*!< Set up FRO to the 12 MHz, just for sure */</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch to FRO 12MHz first to ensure we can change the clock setting */</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  CLOCK_SetupFROClocking(96000000U); <span class="comment">/* Enable FRO HF(96MHz) output */</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  CLOCK_SetFLASHAccessCyclesForFreq(96000000U); <span class="comment">/*!< Set FLASH wait states for core */</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"></span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> /*!< Set up dividers */</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</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="l00135"></a><span class="lineno"> 135</span> <span class="comment"></span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> /*!< Set up clock selectors - Attach clocks to the peripheries */</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); <span class="comment">/*!< Switch MAIN_CLK to FRO_HF */</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">/*< Set SystemCoreClock variable. */</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</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="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> }</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> ******************** Configuration BOARD_BootClockPLL100M *********************</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">/* clang-format off */</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">/* TEXT BELOW IS USED AS SETTING FOR TOOLS *************************************</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">!!Configuration</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">name: BOARD_BootClockPLL100M</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">outputs:</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">- {id: System_clock.outFreq, value: 100 MHz}</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">settings:</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">- {id: PLL0_Mode, value: Normal}</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">- {id: ENABLE_CLKIN_ENA, value: Enabled}</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">- {id: ENABLE_SYSTEM_CLK_OUT, value: Enabled}</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment">- {id: SYSCON.MAINCLKSELB.sel, value: SYSCON.PLL0_BYPASS}</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">- {id: SYSCON.PLL0CLKSEL.sel, value: SYSCON.CLK_IN_EN}</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">- {id: SYSCON.PLL0M_MULT.scale, value: '100', locked: true}</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">- {id: SYSCON.PLL0N_DIV.scale, value: '4', locked: true}</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment">- {id: SYSCON.PLL0_PDEC.scale, value: '4', locked: true}</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment">- {id: 'SYSCON::PLL0SSCG0[MD_LBS].bitField', value: BitFieldValue}</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment">sources:</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">- {id: SYSCON.XTAL32M.outFreq, value: 16 MHz, enabled: true}</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment"> * BE CAREFUL MODIFYING THIS COMMENT - IT IS YAML SETTINGS FOR TOOLS **********/</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment">/* clang-format on */</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"> * Variables for BOARD_BootClockPLL100M configuration</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> * Code for BOARD_BootClockPLL100M configuration</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="a04295.html#a8a4a6e6ad3f7c7b219c93bb32652dc26"> 174</a></span> <span class="keywordtype">void</span> <a class="code" href="a04238.html#a8a4a6e6ad3f7c7b219c93bb32652dc26">BOARD_BootClockPLL100M</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> {</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#ifndef SDK_SECONDARY_CORE</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"> /*!< Set up the clock sources */</span><span class="comment"></span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> /*!< Configure FRO192M */</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  POWER_DisablePD(kPDRUNCFG_PD_FRO192M); <span class="comment">/*!< Ensure FRO is on */</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  CLOCK_SetupFROClocking(12000000U); <span class="comment">/*!< Set up FRO to the 12 MHz, just for sure */</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); <span class="comment">/*!< Switch to FRO 12MHz first to ensure we can change the clock setting */</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  CLOCK_SetupFROClocking(96000000U); <span class="comment">/* Enable FRO HF(96MHz) output */</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  POWER_DisablePD(kPDRUNCFG_PD_XTAL32M); <span class="comment">/* Ensure XTAL32M is powered */</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  POWER_DisablePD(kPDRUNCFG_PD_LDOXO32M); <span class="comment">/* Ensure XTAL32M is powered */</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  CLOCK_SetupExtClocking(16000000U); <span class="comment">/* Enable clk_in clock */</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  SYSCON->CLOCK_CTRL |= SYSCON_CLOCK_CTRL_CLKIN_ENA_MASK; <span class="comment">/* Enable clk_in from XTAL32M clock */</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  ANACTRL->XO32M_CTRL |= ANACTRL_XO32M_CTRL_ENABLE_SYSTEM_CLK_OUT_MASK; <span class="comment">/* Enable clk_in to system */</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  CLOCK_SetFLASHAccessCyclesForFreq(100000000U); <span class="comment">/*!< Set FLASH wait states for core */</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"></span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"> /*!< Set up PLL */</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  CLOCK_AttachClk(kEXT_CLK_to_PLL0); <span class="comment">/*!< Switch PLL0CLKSEL to EXT_CLK */</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  POWER_DisablePD(kPDRUNCFG_PD_PLL0); <span class="comment">/* Ensure PLL is on */</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  POWER_DisablePD(kPDRUNCFG_PD_PLL0_SSCG); </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keyword">const</span> pll_setup_t pll0Setup = {</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  .pllctrl = SYSCON_PLL0CTRL_CLKEN_MASK | SYSCON_PLL0CTRL_SELI(54U) | SYSCON_PLL0CTRL_SELP(26U),</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  .pllndec = SYSCON_PLL0NDEC_NDIV(4U),</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  .pllpdec = SYSCON_PLL0PDEC_PDIV(2U),</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  .pllsscg = {0x0U,(SYSCON_PLL0SSCG1_MDIV_EXT(100U) | SYSCON_PLL0SSCG1_SEL_EXT_MASK)},</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  .pllRate = 100000000U,</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  .flags = PLL_SETUPFLAG_WAITLOCK</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  };</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  CLOCK_SetPLL0Freq(&pll0Setup); <span class="comment">/*!< Configure PLL0 to the desired values */</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"></span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> /*!< Set up dividers */</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</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="l00209"></a><span class="lineno"> 209</span> <span class="comment"></span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"> /*!< Set up clock selectors - Attach clocks to the peripheries */</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  CLOCK_AttachClk(kPLL0_to_MAIN_CLK); <span class="comment">/*!< Switch MAIN_CLK to PLL0 */</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">/*< Set SystemCoreClock variable. */</span></div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a> = <a class="code" href="a04295.html#afe1e19fbf01438415e41ab2c161526d6">BOARD_BOOTCLOCKPLL100M_CORE_CLOCK</a>;</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> }</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</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="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> 53<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> 54<div class="ttc" id="a04295_html"><div class="ttname"><a href="a04295.html">clock_config.h</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="a04295_html_afe1e19fbf01438415e41ab2c161526d6"><div class="ttname"><a href="a04295.html#afe1e19fbf01438415e41ab2c161526d6">BOARD_BOOTCLOCKPLL100M_CORE_CLOCK</a></div><div class="ttdeci">#define BOARD_BOOTCLOCKPLL100M_CORE_CLOCK</div><div class="ttdef"><b>Definition:</b> <a href="a04295_source.html#l00100">clock_config.h:100</a></div></div> 58<div class="ttc" id="a04238_html_a09a9a2026d4c394534e528d519370d3e"><div class="ttname"><a href="a04238.html#a09a9a2026d4c394534e528d519370d3e">BOARD_InitBootClocks</a></div><div class="ttdeci">void BOARD_InitBootClocks(void)</div><div class="ttdoc">This function executes default configuration of clocks. </div><div class="ttdef"><b>Definition:</b> <a href="a04238_source.html#l00052">clock_config.c:52</a></div></div> 59<div class="ttc" id="a04238_html_a8a4a6e6ad3f7c7b219c93bb32652dc26"><div class="ttname"><a href="a04238.html#a8a4a6e6ad3f7c7b219c93bb32652dc26">BOARD_BootClockPLL100M</a></div><div class="ttdeci">void BOARD_BootClockPLL100M(void)</div><div class="ttdoc">This function executes configuration of clocks. </div><div class="ttdef"><b>Definition:</b> <a href="a04238_source.html#l00174">clock_config.c:174</a></div></div> 60</div><!-- fragment --></div><!-- contents --> 61 62<hr class="footer"/><address class="footer"><small> 63© Copyright 2016-2022 NXP. All Rights Reserved. SPDX-License-Identifier: BSD-3-Clause 64</small></address> 65</body> 66</html> 67
