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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/psadc/psadc_config.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">PSADC 配置</h1><div class="date inPage">17 Dec 2024</div><div style="color: gray;">
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Read time: 2 minute(s)
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</div><div class="- topic/body concept/conbody body conbody"><section class="- topic/section section" id="psadc_configuration__section_asn_zrz_21c" data-ofbid="psadc_configuration__section_asn_zrz_21c"><h2 class="- topic/title title sectiontitle">内核配置</h2>
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<div class="- topic/p p" data-ofbid="d113251e27__20250121171555">
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<ol class="- topic/ol ol" id="psadc_configuration__ol_hvd_1sz_21c" data-ofbid="psadc_configuration__ol_hvd_1sz_21c"><li class="- topic/li li" data-ofbid="d113251e30__20250121171555">配置 IIO<p class="- topic/p p" data-ofbid="d113251e32__20250121171555">在 SDK 根目录下执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">make menuconfig</span>，进入 menuconfig
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配置界面，按如下选择：</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="psadc_configuration__pre_f4v_yrz_21c" data-ofbid="psadc_configuration__pre_f4v_yrz_21c">ArtInChip Luban SDK Configuration
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Linux kernel
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Advance setting
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Linux Kernel Tools
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<*>iio
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</pre></li><li class="- topic/li li" data-ofbid="d113251e39__20250121171555">配置 PSADC<div class="- topic/p p" data-ofbid="d113251e41__20250121171555">
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<ol class="- topic/ol ol" type="a" data-ofbid="d113251e43__20250121171555"><li class="- topic/li li" data-ofbid="d113251e44__20250121171555">
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<div class="- topic/div div">
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<div class="- topic/p p" data-ofbid="d113251e48__20250121171555">在 SDK 根目录下，执行下列命令，进入 kernel
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的功能配置界面：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="psadc_configuration__codeblock_wg1_3ml_sdc" data-ofbid="psadc_configuration__codeblock_wg1_3ml_sdc">make kernel-menuconfig</pre></div>
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<p class="- topic/p p" data-ofbid="d113251e53__20250121171555">或使用简写命令</p>
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<div class="- topic/p p" data-ofbid="d113251e56__20250121171555">
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<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="psadc_configuration__codeblock_uss_hml_sdc" data-ofbid="psadc_configuration__codeblock_uss_hml_sdc">make km</pre>
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</div>
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</div>
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</li><li class="- topic/li li" data-ofbid="d113251e63__20250121171555">
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<div class="- topic/p p" data-ofbid="d113251e65__20250121171555">在内核配置界面，按如下选择：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="psadc_configuration__pre_h4v_yrz_21c" data-ofbid="psadc_configuration__pre_h4v_yrz_21c">Linux
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Device Drivers
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<*> Industrial I/O support
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Analog to digital converters
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<*> ArtInChip PSADC driver
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</pre></div>
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</li></ol>
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</div></li></ol>
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</div>
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</section><section class="- topic/section section" id="psadc_configuration__section_g4v_yrz_21c" data-ofbid="psadc_configuration__section_g4v_yrz_21c"><h2 class="- topic/title title sectiontitle">DTS 参数配置</h2>
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<ol class="- topic/ol ol" id="psadc_configuration__ol_ryc_dsz_21c" data-ofbid="psadc_configuration__ol_ryc_dsz_21c"><li class="- topic/li li" data-ofbid="d113251e79__20250121171555">D211 配置<div class="- topic/p p" data-ofbid="d113251e81__20250121171555">在 <span class="+ topic/ph sw-d/filepath ph filepath">common/d211.dtsi</span> 中的 PSADC
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控制器定义：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="psadc_configuration__codeblock_snt_dsz_21c" data-ofbid="psadc_configuration__codeblock_snt_dsz_21c">psadc: psadc@<span class="hl-number">18210000</span> {
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compatible = <span class="hl-string">"artinchip,aic-psadc-v1.0"</span>;
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reg = <<span class="hl-number">0x0</span> <span class="hl-number">0x18210000</span> <span class="hl-number">0x0</span> <span class="hl-number">0x1000</span>>;
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interrupts-extended = <&plic0 <span class="hl-number">28</span> IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&cmu CLK_PSADC>, <&cmu CLK_APB0>;
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clock-names = <span class="hl-string">"psadc"</span>, <span class="hl-string">"pclk"</span>;
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resets = <&rst RESET_PSADC>;
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#io-channel-cells = <<span class="hl-number">1</span>>;
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status = <span class="hl-string">"disabled"</span>;
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};</pre></div></li><li class="- topic/li li" id="psadc_configuration__li_ulw_htz_21c" data-ofbid="psadc_configuration__li_ulw_htz_21c">Board 配置<div class="- topic/p p" data-ofbid="d113251e90__20250121171555"><span class="+ topic/ph sw-d/filepath ph filepath">xxx/board.dts</span>
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中的参数配置需要区分通道号，每个通道可以单独使能。使能的通道，需要指定该通道用到的 GPIO 配置，如下面的
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<code class="+ topic/ph pr-d/codeph ph codeph">psadc5_pins</code>：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="psadc_configuration__codeblock_dfr_2sz_21c" data-ofbid="psadc_configuration__codeblock_dfr_2sz_21c">&psadc {
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status = <span class="hl-string">"okay"</span>;
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pinctrl-names = <span class="hl-string">"default"</span>;
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pinctrl-<span class="hl-number">0</span> = <&psadc5_pins>;
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psadc0 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc1 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc2 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc3 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc4 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc5 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc6 {
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status = <span class="hl-string">"okay"</span>;
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};
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psadc7 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc8 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc9 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc10 {
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status = <span class="hl-string">"disabled"</span>;
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};
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psadc11 {
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status = <span class="hl-string">"disabled"</span>;
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};
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};</pre></div></li></ol>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#psadc_configuration__section_asn_zrz_21c" data-tocid="psadc_configuration__section_asn_zrz_21c">内核配置</a></div></li><li class="section-item"><div class="section-title"><a href="#psadc_configuration__section_g4v_yrz_21c" data-tocid="psadc_configuration__section_g4v_yrz_21c">DTS 参数配置</a></div></li></ul></div>
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