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/evk-mimxrt1170/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" 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class="title">clock_config.c</div> </div> 49</div><!--header--> 50<div class="contents"> 51<a href="a04277.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 2018-2019 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="preprocessor">#include "<a class="code" href="a04334.html">clock_config.h</a>"</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "fsl_iomuxc.h"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="a04220.html">board.h</a>"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</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"> * Definitions</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> </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"> * Variables</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">/* System clock frequency. */</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">extern</span> uint32_t <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a>;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</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> <span class="comment"> ************************ BOARD_InitBootClocks function ************************</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="a04277.html#a09a9a2026d4c394534e528d519370d3e"> 25</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="l00026"></a><span class="lineno"> 26</span> {</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <a class="code" href="a04223.html#a5e69c4eff0fd5236bbb0ff4e1d5a7a7e">BOARD_BootClockRUN</a>();</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> }</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> ********************** Configuration BOARD_BootClockRUN ***********************</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifndef SKIP_DCDC_ADJUSTMENT</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if __CORTEX_M == 4</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#define SKIP_DCDC_ADJUSTMENT 1</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">/* 1.0 v */</span></div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="a04277.html#a73505f88754d8809c9db588cde6c9416"> 41</a></span> <span class="preprocessor">#define DCDC_TARGET_VOLTAGE_1V 1000</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">/* 1.15 v */</span></div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="a04277.html#aa4a2780b4a33ac56ad2e5e12076c98f6"> 43</a></span> <span class="preprocessor">#define DCDC_TARGET_VOLTAGE_1P15V 1150</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#ifndef DCDC_TARGET_VOLTAGE</span></div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="a04277.html#ae6c0543ffbbb6479e876557d123e96bf"> 46</a></span> <span class="preprocessor">#define DCDC_TARGET_VOLTAGE DCDC_TARGET_VOLTAGE_1P15V</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#endif</span></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"> * TODO:</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * replace the following two dcdc function with SDK DCDC driver when it's</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * ready</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> */</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * Code for getting current DCDC voltage setting</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="a04277.html#ad999d0f6aa6d3bf4eb8c552405627a8e"> 57</a></span> uint32_t <a class="code" href="a04277.html#ad999d0f6aa6d3bf4eb8c552405627a8e">dcdc_get_target_voltage</a>()</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  uint32_t temp = DCDC->CTRL1;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  temp = (temp & DCDC_CTRL1_VDD1P0CTRL_TRG_MASK) >> DCDC_CTRL1_VDD1P0CTRL_TRG_SHIFT;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> (temp * 25 + 600);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</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"> * Code for setting DCDC to target voltage</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="a04277.html#a3b8a770edc6a20e84d489efb685d61d2"> 67</a></span> <span class="keywordtype">void</span> <a class="code" href="a04277.html#a3b8a770edc6a20e84d489efb685d61d2">dcdc_trim_target_1p0</a>(uint32_t target_voltage)</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>  uint8_t trim_value;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  uint32_t temp;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  trim_value = (target_voltage - 600) / 25;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  temp = DCDC->CTRL1;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">if</span> ((temp & DCDC_CTRL1_VDD1P0CTRL_TRG(trim_value)) == DCDC_CTRL1_VDD1P0CTRL_TRG(trim_value))</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  {</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  temp &= ~DCDC_CTRL1_VDD1P0CTRL_TRG_MASK;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  temp |= DCDC_CTRL1_VDD1P0CTRL_TRG(trim_value);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  DCDC->CTRL1 = temp;</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> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> * Code for BOARD_BootClockRUN configuration</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="a04277.html#a5e69c4eff0fd5236bbb0ff4e1d5a7a7e"> 87</a></span> <span class="keywordtype">void</span> <a class="code" href="a04223.html#a5e69c4eff0fd5236bbb0ff4e1d5a7a7e">BOARD_BootClockRUN</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  clock_root_config_t rootCfg = {0};</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#if !defined(SKIP_DCDC_ADJUSTMENT) || (!SKIP_DCDC_ADJUSTMENT)</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="a04277.html#a3b8a770edc6a20e84d489efb685d61d2">dcdc_trim_target_1p0</a>(<a class="code" href="a04277.html#ae6c0543ffbbb6479e876557d123e96bf">DCDC_TARGET_VOLTAGE</a>);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#endif</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="preprocessor">#if defined(BYPASS_LDO_LPSR) && BYPASS_LDO_LPSR</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  CLOCK_ANATOP_LdoLpsrAnaBypassOn();</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  CLOCK_ANATOP_LdoLpsrDigBypassOn();</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#if __CORTEX_M == 7</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">/* ARM PLL 996 MHz. */</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">const</span> clock_arm_pll_config_t <a class="code" href="a04265.html#a222819c6e513b7ddd51328cc4dd3b760">armPllConfig</a> = {</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  .postDivider = kCLOCK_PllPostDiv2,</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  .loopDivider = 166,</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  };</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">/* SYS PLL2 528MHz. */</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> clock_sys_pll_config_t <a class="code" href="a04265.html#a6d3814506bdf58db8e266cc2c72b4fd5">sysPllConfig</a> = {</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  .loopDivider = 1,</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">/* Using 24Mhz OSC */</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  .mfn = 0,</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  .mfi = 22,</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  };</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">const</span> clock_sys_pll3_config_t sysPll3Config = {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  .divSelect = 3,</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  };</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">/* PLL LDO shall be enabled first before enable PLLs */</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  CLOCK_EnableOsc24M();</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="preprocessor">#if __CORTEX_M == 7</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  rootCfg.div = 0;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  CLOCK_SetRootClock(kCLOCK_Root_M7, &rootCfg);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  CLOCK_SetRootClock(kCLOCK_Root_M7_Systick, &rootCfg);</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>  <span class="comment">/* ARMPll: 996M */</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  CLOCK_InitArmPll(&armPllConfig);</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">/* Configure M7 */</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  rootCfg.mux = 4;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  rootCfg.div = 0;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  CLOCK_SetRootClock(kCLOCK_Root_M7, &rootCfg);</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">/* Configure M7 Systick running at 10K */</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  rootCfg.div = 239;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  CLOCK_SetRootClock(kCLOCK_Root_M7_Systick, &rootCfg);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  CLOCK_InitSysPll2(&sysPllConfig);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  CLOCK_InitSysPll3(&sysPll3Config);</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="preprocessor">#if __CORTEX_M == 4</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  rootCfg.div = 0;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  CLOCK_SetRootClock(kCLOCK_Root_M4, &rootCfg);</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  CLOCK_SetRootClock(kCLOCK_Root_Bus_Lpsr, &rootCfg);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  CLOCK_InitPfd(kCLOCK_Pll_SysPll3, kCLOCK_Pfd3, 18);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">/* Configure M4 using SysPll3Pfd3 divided by 1 */</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  rootCfg.mux = 4;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  rootCfg.div = 0;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  CLOCK_SetRootClock(kCLOCK_Root_M4, &rootCfg);</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">/* SysPll3 divide by 4 */</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  rootCfg.mux = 5;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  rootCfg.div = 3;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  CLOCK_SetRootClock(kCLOCK_Root_Bus_Lpsr, &rootCfg);</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#endif</span></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> <span class="preprocessor">#if DEBUG_CONSOLE_UART_INDEX == 1</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="comment">/* Configure Lpuart1 using SysPll2*/</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  rootCfg.mux = 6;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  rootCfg.div = 21;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  CLOCK_SetRootClock(kCLOCK_Root_Lpuart1, &rootCfg);</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">/* Configure Lpuart2 using SysPll2*/</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  rootCfg.mux = 6;</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  rootCfg.div = 21;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  CLOCK_SetRootClock(kCLOCK_Root_Lpuart2, &rootCfg);</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor">#ifndef SKIP_SEMC_INIT</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  CLOCK_EnableOscRc400M();</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/* Configure Semc using OscRc400M divided by 2 */</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  rootCfg.mux = 2;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  rootCfg.div = 1;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  CLOCK_SetRootClock(kCLOCK_Root_Semc, &rootCfg);</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">/* Configure Bus using SysPll3 divided by 4 */</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  rootCfg.mux = 4;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  rootCfg.div = 1;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  CLOCK_SetRootClock(kCLOCK_Root_Bus, &rootCfg);</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">/* Configure Lpi2c1 using Osc48MDiv2 */</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  rootCfg.div = 0;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  CLOCK_SetRootClock(kCLOCK_Root_Lpi2c1, &rootCfg);</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">/* Configure Lpi2c5 using Osc48MDiv2 */</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  rootCfg.div = 0;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  CLOCK_SetRootClock(kCLOCK_Root_Lpi2c5, &rootCfg);</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">/* Configure gpt timer using Osc48MDiv2 */</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  rootCfg.div = 0;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  CLOCK_SetRootClock(kCLOCK_Root_Gpt1, &rootCfg);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">/* Configure gpt timer using Osc48MDiv2 */</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  rootCfg.div = 0;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  CLOCK_SetRootClock(kCLOCK_Root_Gpt2, &rootCfg);</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">/* Configure lpspi using Osc48MDiv2 */</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  rootCfg.div = 0;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  CLOCK_SetRootClock(kCLOCK_Root_Lpspi1, &rootCfg);</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">/* Configure flexio using Osc48MDiv2 */</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  rootCfg.div = 0;</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  CLOCK_SetRootClock(kCLOCK_Root_Flexio2, &rootCfg);</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>  <span class="comment">/* Configure emvsim using Osc48MDiv2 */</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  rootCfg.mux = 0;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  rootCfg.div = 0;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  CLOCK_SetRootClock(kCLOCK_Root_Emv1, &rootCfg);</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#if __CORTEX_M == 7</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a> = CLOCK_GetRootClockFreq(kCLOCK_Root_M7);</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <a class="code" href="a04223.html#aa3cd3e43291e81e795d642b79b6088e6">SystemCoreClock</a> = CLOCK_GetRootClockFreq(kCLOCK_Root_M4);</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> }</div><div class="ttc" id="a04277_html_ad999d0f6aa6d3bf4eb8c552405627a8e"><div class="ttname"><a href="a04277.html#ad999d0f6aa6d3bf4eb8c552405627a8e">dcdc_get_target_voltage</a></div><div class="ttdeci">uint32_t dcdc_get_target_voltage()</div><div class="ttdef"><b>Definition:</b> <a href="a04277_source.html#l00057">clock_config.c:57</a></div></div> 52<div class="ttc" id="a04265_html_a222819c6e513b7ddd51328cc4dd3b760"><div class="ttname"><a href="a04265.html#a222819c6e513b7ddd51328cc4dd3b760">armPllConfig</a></div><div class="ttdeci">const clock_arm_pll_config_t armPllConfig</div><div class="ttdef"><b>Definition:</b> <a href="a04265_source.html#l00015">clock_config.c:15</a></div></div> 53<div class="ttc" id="a04277_html_a3b8a770edc6a20e84d489efb685d61d2"><div class="ttname"><a href="a04277.html#a3b8a770edc6a20e84d489efb685d61d2">dcdc_trim_target_1p0</a></div><div class="ttdeci">void dcdc_trim_target_1p0(uint32_t target_voltage)</div><div class="ttdef"><b>Definition:</b> <a href="a04277_source.html#l00067">clock_config.c:67</a></div></div> 54<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> 55<div class="ttc" id="a04265_html_a6d3814506bdf58db8e266cc2c72b4fd5"><div class="ttname"><a href="a04265.html#a6d3814506bdf58db8e266cc2c72b4fd5">sysPllConfig</a></div><div class="ttdeci">const clock_sys_pll_config_t sysPllConfig</div><div class="ttdef"><b>Definition:</b> <a href="a04265_source.html#l00019">clock_config.c:19</a></div></div> 56<div class="ttc" id="a04334_html"><div class="ttname"><a href="a04334.html">clock_config.h</a></div></div> 57<div class="ttc" id="a04220_html"><div class="ttname"><a href="a04220.html">board.h</a></div></div> 58<div class="ttc" id="a04277_html_ae6c0543ffbbb6479e876557d123e96bf"><div class="ttname"><a href="a04277.html#ae6c0543ffbbb6479e876557d123e96bf">DCDC_TARGET_VOLTAGE</a></div><div class="ttdeci">#define DCDC_TARGET_VOLTAGE</div><div class="ttdef"><b>Definition:</b> <a href="a04277_source.html#l00046">clock_config.c:46</a></div></div> 59<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> 60<div class="ttc" id="a04223_html_a5e69c4eff0fd5236bbb0ff4e1d5a7a7e"><div class="ttname"><a href="a04223.html#a5e69c4eff0fd5236bbb0ff4e1d5a7a7e">BOARD_BootClockRUN</a></div><div class="ttdeci">void BOARD_BootClockRUN(void)</div><div class="ttdoc">This function executes configuration of clocks. </div><div class="ttdef"><b>Definition:</b> <a href="a04223_source.html#l00168">clock_config.c:168</a></div></div> 61</div><!-- fragment --></div><!-- contents --> 62 63<hr class="footer"/><address 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