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class="shortdesc">主要描述板卡的各项配置，使 SDK 的环境和板卡匹配，并确保 SDK 编译后的固件能够在板子上正常运行。</p></div></div></div><ul role="group" class="navbar-nav nav-list"><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e2039" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e2039-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-prepare.html" id="id-d3752e2039-link">准备工作</a></div></div></li><li role="treeitem"><div data-tocid="id-d3752e2097" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-soc.html" id="id-d3752e2097-link">引脚配置</a></div></div></li><li role="treeitem"><div data-tocid="id-d3752e2111" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-ram.html" id="id-d3752e2111-link">内存配置</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e2125" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e2125-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-storage.html" id="id-d3752e2125-link">存储配置</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e2233" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e2233-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/advanced/partition_config_2.html" id="id-d3752e2233-link">配置分区</a></div></div></li><li role="treeitem"><div data-tocid="id-d3752e2277" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-console.html" id="id-d3752e2277-link">调试配置</a></div></div></li><li role="treeitem" aria-expanded="true"><div data-tocid="id-d3752e2291" class="topicref" data-id="id" data-state="expanded"><span role="button" tabindex="0" aria-labelledby="button-collapse-action id-d3752e2291-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display.html" id="id-d3752e2291-link">屏幕配置</a></div></div><ul role="group" class="navbar-nav nav-list"><li role="treeitem"><div data-tocid="section_etw_v5b_bdc-d3752e2305" class="topicref" data-id="section_etw_v5b_bdc" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display_rgb.html" id="section_etw_v5b_bdc-d3752e2305-link">RGB</a></div></div></li><li role="treeitem" class="active"><div data-tocid="section_nch_w5b_bdc-d3752e2319" class="topicref" data-id="section_nch_w5b_bdc" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display_lvds.html" id="section_nch_w5b_bdc-d3752e2319-link">LVDS</a></div></div></li><li role="treeitem"><div data-tocid="section_f4q_w5b_bdc-d3752e2333" class="topicref" data-id="section_f4q_w5b_bdc" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display_mipi.html" id="section_f4q_w5b_bdc-d3752e2333-link">MIPI</a></div></div></li><li role="treeitem"><div data-tocid="section_t5h_xxn_42c-d3752e2347" class="topicref" data-id="section_t5h_xxn_42c" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display_mipi-dbi.html" id="section_t5h_xxn_42c-d3752e2347-link">MIPI-DBI</a></div></div></li><li role="treeitem"><div 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id="concept_smb_cl3_pzb-d3752e2389-link">调屏常见问题</a></div></div></li></ul></li><li role="treeitem"><div data-tocid="id-d3752e2403" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-samples.html" id="id-d3752e2403-link">示例程序</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e2418" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e2418-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-advanced-app.html" id="id-d3752e2418-link">高级应用</a><div class="wh-tooltip"><p class="shortdesc">系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。</p></div></div></div></li></ul></div>
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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1">
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<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://aicdocco/taskstopics/sdk/bringup/lite-bringup-display_lvds.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">LVDS</h1><div class="date inPage">16 May 2025</div><div style="color: gray;">
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Read time: 5 minute(s)
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<p class="- topic/p p" data-ofbid="d192012e22__20250519091526">调试 LVDS 屏，使用 <code class="+ topic/ph pr-d/codeph ph codeph">simple-panel</code> 驱动，在 menuconfig
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界面配置屏规格书中的时序和规格参数即可。配置流程如下：</p>
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<p class="- topic/p p" data-ofbid="d192012e28__20250519091526">在 Luban-Lite 根目录下执行 me，进入 menuconfig 的功能配置界面。</p>
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<ol class="- topic/ol ol" id="section_nch_w5b_bdc__ol_mqz_zvb_bdc" data-ofbid="section_nch_w5b_bdc__ol_mqz_zvb_bdc">
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<li class="- topic/li li" data-ofbid="d192012e33__20250519091526">选择显示接口：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_nch_w5b_bdc__pre_ych_w5b_bdc" data-ofbid="section_nch_w5b_bdc__pre_ych_w5b_bdc">Board options --->
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[*] Using Display Engine (DE)
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Display Parameter --->
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select Display interface (Display LVDS interface) --->
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LVDS interface options --->
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</pre></li>
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<li class="- topic/li li" data-ofbid="d192012e38__20250519091526">配置下列接口参数：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_nch_w5b_bdc__pre_zch_w5b_bdc" data-ofbid="section_nch_w5b_bdc__pre_zch_w5b_bdc">Board options --->
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Graphics Support --->
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Graphics support
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[*] Display Support
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select Display interface (Display LVDS interface) --->
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LVDS interface options --->
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lvds mode (vesa-<span class="hl-number">24</span>) --->
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lvds link mode (single link <span class="hl-number">1</span>) --->
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</pre></li>
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<li class="- topic/li li" data-ofbid="d192012e43__20250519091526">配置屏参数：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_nch_w5b_bdc__pre_adh_w5b_bdc" data-ofbid="section_nch_w5b_bdc__pre_adh_w5b_bdc">Board options --->
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Graphics Support --->
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Graphics support
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[*] Display Support
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select Display interface (Display LVDS interface) --->
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LVDS interface options --->
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Display Panels --->
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ArtInChip Panel Drivers (ArtInChip simple panel) --->
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display timing of simple panel --->
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</pre></li>
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<li class="- topic/li li" data-ofbid="d192012e48__20250519091526">配置 LVDS Link 通道顺序和极性<p class="- topic/p p" data-ofbid="d192012e50__20250519091526">根据原理图修改配置文件
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``bsp/artinchip/drv/display/disp_conf.h``</p><p class="- topic/p p" data-ofbid="d192012e52__20250519091526">使用硬件设计指南的推荐设计，不需要修改下列参数</p><div class="- topic/note note note note_note" id="section_nch_w5b_bdc__note_kv1_n4n_42c" data-ofbid="section_nch_w5b_bdc__note_kv1_n4n_42c"><span class="note__title">注：</span> 显示接口参数详解可参考 Luban-Lite SDK 指南 Display
|
||
使用指南章节</div><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_nch_w5b_bdc__codeblock_jfj_w4n_42c" data-ofbid="section_nch_w5b_bdc__codeblock_jfj_w4n_42c"><em class="hl-comment">/* lvds link swap enable, swap lvds link0 and link1 */</em>
|
||
#<span class="hl-directive">define</span> AIC_LVDS_LINK_SWAP_EN <span class="hl-number">0</span>
|
||
|
||
<span class="hl-tag-doctype-comment">/**
|
||
* lvds channel output order
|
||
*
|
||
* default LVDS_LANES(LVDS_D3, LVDS_CK, LVDS_D2, LVDS_D1, LVDS_D0)
|
||
*
|
||
* link 0 default D3 CK D2 D1 D0
|
||
* PD26/PD27 PD24/PD25 PD22/PD23 PD20/PD21 PD18/PD19
|
||
*
|
||
* link 1 default D3 CK D2 D1 D0
|
||
* PD16/PD17 PD14/PD15 PD12/PD13 PD10/PD11 PD8/PD9
|
||
*
|
||
*
|
||
* link 0 example LVDS_LANES(LVDS_D2, LVDS_CK, LVDS_D3, LVDS_D1, LVDS_D0)
|
||
*
|
||
* D2 CK D3 D1 D0
|
||
* PD26/PD27 PD24/PD25 PD22/PD23 PD20/PD21 PD18/PD19
|
||
*
|
||
* link1 example is the same as link0
|
||
*/</span>
|
||
#<span class="hl-directive">define</span> AIC_LVDS_LINK0_LANES LVDS_LANES(LVDS_D3, LVDS_CK, LVDS_D2, LVDS_D1, LVDS_D0)
|
||
#<span class="hl-directive">define</span> AIC_LVDS_LINK1_LANES LVDS_LANES(LVDS_D3, LVDS_CK, LVDS_D2, LVDS_D1, LVDS_D0)
|
||
|
||
<span class="hl-tag-doctype-comment">/**
|
||
* lvds channel polarities
|
||
*
|
||
* link 0 default 0b00000
|
||
* PD26/PD27 PD24/PD25 PD22/PD23 PD20/PD21 PD18/PD19
|
||
* N/P N/P N/P N/P N/P
|
||
*
|
||
* link 1 default 0b00000
|
||
* PD16/PD17 PD14/PD15 PD12/PD13 PD10/PD11 PD8/PD9
|
||
* N/P N/P N/P N/P N/P
|
||
*
|
||
*
|
||
* link 0 example 0b01010
|
||
* PD26/PD27 PD24/PD25 PD22/PD23 PD20/PD21 PD18/PD19
|
||
* N/P P/N N/P P/N N/P
|
||
*
|
||
* link1 example is the same as link0
|
||
*/</span>
|
||
#<span class="hl-directive">define</span> AIC_LVDS_LINK0_POL <span class="hl-number">0</span>b00000
|
||
#<span class="hl-directive">define</span> AIC_LVDS_LINK1_POL <span class="hl-number">0</span>b00000</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d192012e59__20250519091526">编辑 <span class="+ topic/ph sw-d/filepath ph filepath">pinmux.c</span> 文件配置引脚。<p class="- topic/p p" data-ofbid="d192012e64__20250519091526">以 demo128-nand 工程为例，在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">target/d21x/demo128-nand/pinmux.c</span>
|
||
中添加以下配置：</p><p class="- topic/p p" data-ofbid="d192012e69__20250519091526">LVDS 有三组引脚配置，根据使用的模式进行选择，以下为 LVDS
|
||
引脚组合：</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_nch_w5b_bdc__pre_bdh_w5b_bdc" data-ofbid="section_nch_w5b_bdc__pre_bdh_w5b_bdc">#ifdef AIC_LVDS_LINK_<span class="hl-number">0</span> <em class="hl-comment">// lvds link mode = single link 0</em>
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.18"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.19"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.20"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.21"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.22"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.23"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.24"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.25"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.26"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.27"</span>},
|
||
#endif#ifdef AIC_LVDS_LINK_<span class="hl-number">1</span> <em class="hl-comment">// lvds link mode = single link 1</em>
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.8"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.9"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.10"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.11"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.12"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.13"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.14"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.15"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.16"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.17"</span>},
|
||
#endif#<strong class="hl-keyword">if</strong> defined(AIC_LVDS_DOUBLE_SCREEN) || defined(AIC_LVDS_DUAL_LINK) <em class="hl-comment">// lvds link mode = double screen / dual link</em>
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.8"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.9"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.10"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.11"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.12"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.13"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.14"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.15"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.16"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.17"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.18"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.19"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.20"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.21"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.22"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.23"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.24"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.25"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.26"</span>},
|
||
{<span class="hl-number">3</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.27"</span>},
|
||
#endif</pre></li>
|
||
</ol>
|
||
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