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href="../../../topics/sdk/display/display_menuconfig.html" id="display_menuconfig_configuration-d4445e1760-link"><code class="ph codeph">menuconfig</code> 配置</a></div></div></li><li role="treeitem"><div data-tocid="display_system_parameters_configuration-d4445e1776" class="topicref" data-id="display_system_parameters_configuration" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_sys_config.html" id="display_system_parameters_configuration-d4445e1776-link">系统参数配置</a></div></div></li><li role="treeitem"><div data-tocid="display_functional_parameters_configuration-d4445e1790" class="topicref" data-id="display_functional_parameters_configuration" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_function_config.html" id="display_functional_parameters_configuration-d4445e1790-link">功能参数配置</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_rgb-d4445e1804" class="topicref" data-id="display_dts_parameter_panel_rgb" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_rgb.html" id="display_dts_parameter_panel_rgb-d4445e1804-link">Panel_RGB</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_lvds-d4445e1818" class="topicref" data-id="display_dts_parameter_panel_lvds" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_lvds.html" id="display_dts_parameter_panel_lvds-d4445e1818-link">Panel_LVDS</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_dsi-d4445e1832" class="topicref" data-id="display_dts_parameter_panel_dsi" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_dsi.html" id="display_dts_parameter_panel_dsi-d4445e1832-link">Panel_DSI</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_panel_dsi-d4445e1846" class="topicref" data-id="display_dts_parameter_panel_dsi" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_panel_dbi.html" id="display_dts_parameter_panel_dsi-d4445e1846-link">Panel_DBI</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_backlight-d4445e1860" class="topicref" data-id="display_dts_parameter_backlight" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_backlight.html" id="display_dts_parameter_backlight-d4445e1860-link">PWM Backlight</a></div></div></li><li role="treeitem" class="active"><div data-tocid="display_dts_parameter_display_interface-d4445e1874" class="topicref" data-id="display_dts_parameter_display_interface" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_display_interface.html" id="display_dts_parameter_display_interface-d4445e1874-link">Display Interface</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_display_engine-d4445e1888" class="topicref" data-id="display_dts_parameter_display_engine" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_display_engine.html" id="display_dts_parameter_display_engine-d4445e1888-link">Display Engine</a></div></div></li><li role="treeitem"><div data-tocid="display_dts_parameter_display_fb0-d4445e1903" class="topicref" data-id="display_dts_parameter_display_fb0" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/display/display_parameter_display_fb0.html" id="display_dts_parameter_display_fb0-d4445e1903-link">Display FB0</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="wifi-d4445e1918" class="topicref" data-id="wifi" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action wifi-d4445e1918-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/wifi/wifi-debug-guide.html" id="wifi-d4445e1918-link">WiFi</a></div></div></li><li role="treeitem"><div data-tocid="concept_s4m_zk3_pzb-d4445e1946" class="topicref" data-id="concept_s4m_zk3_pzb" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/keyadc/device-keyboards-user-guide.html" id="concept_s4m_zk3_pzb-d4445e1946-link">按键矩阵</a><div class="wh-tooltip"><p class="shortdesc">此章节介绍按键矩阵的使用方法以及相关配置。</p></div></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d4445e1964" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d4445e1964-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/chapter-bringup.html" id="id-d4445e1964-link">BringUp</a><div class="wh-tooltip"><p class="shortdesc">在硬件上电后快速初始化系统，为操作系统的启动准备好必要的硬件环境。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d4445e2153" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d4445e2153-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-advanced-app.html" id="id-d4445e2153-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 concept/concept topic concept" 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" title="Edit this document" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/display/display_parameter_display_interface.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">Display Interface</h1>
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<div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 5 minute(s)
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<section class="- topic/section section" id="display_dts_parameter_display_interface__section_jqx_xxf_d1c" data-ofbid="display_dts_parameter_display_interface__section_jqx_xxf_d1c"><h2 class="- topic/title title sectiontitle">RGB Display Interface</h2>
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<div class="- topic/p p" data-ofbid="d119663e38__20250123155210">
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<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="display_dts_parameter_display_interface__codeblock_zp1_1yf_d1c" data-ofbid="display_dts_parameter_display_interface__codeblock_zp1_1yf_d1c"><code>&rgb0 {
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pinctrl-names = <span class="hl-string">"default"</span>;
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pinctrl-<span class="hl-number">0</span> = <&lcd_pins>;
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status = <span class="hl-string">"okay"</span>;
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port@<span class="hl-number">0</span> {
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reg = <<span class="hl-number">0</span>>;
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rgb0_in: endpoint {
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remote-endpoint = <&de0_out>;
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};
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};
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port@<span class="hl-number">1</span> {
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reg = <<span class="hl-number">1</span>>;
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rgb0_out: endpoint {
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remote-endpoint = <&panel_rgb_in>;
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};
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};
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};</code></pre>
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<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_interface__table_ckr_jvs_ldc" data-ofbid="display_dts_parameter_display_interface__table_ckr_jvs_ldc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">RGB Display Interface 参数描述</span></caption><colgroup><col style="width:20.370370370370374%"/><col style="width:79.62962962962962%"/></colgroup><thead class="- topic/thead thead">
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<tr class="- topic/row">
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<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__1">参数名称</th>
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<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__2">描述</th>
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</tr>
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</thead><tbody class="- topic/tbody tbody">
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<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__1">pinctrl-names</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__2">设置为“default” 。<p class="- topic/p p" data-ofbid="d119663e75__20250123155210">SDK 预先定义了需要用到的同一功能的端口组，方便后续直接使用，可在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">target/aicxxx/common/aicxxx-pinctrl.dtsi</span>
|
||
文件中查看定义。</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__1">pinctrl-0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__2">指示 rgb 显示接口预先定义的端口组。</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__1">port@0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__2">数据输入端口，连接 display engine 结点</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__1">port@1</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_interface__table_ckr_jvs_ldc__entry__2">数据输出端口，连接 panel rgb 结点</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
</div>
|
||
</section>
|
||
<section class="- topic/section section" id="display_dts_parameter_display_interface__section_rn1_txf_d1c" data-ofbid="display_dts_parameter_display_interface__section_rn1_txf_d1c"><h2 class="- topic/title title sectiontitle">LVDS Display Interface</h2>
|
||
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="display_dts_parameter_display_interface__codeblock_bh2_wxf_d1c" data-ofbid="display_dts_parameter_display_interface__codeblock_bh2_wxf_d1c"><code>&lvds0 {
|
||
pinctrl-names = <span class="hl-string">"default"</span>;
|
||
pinctrl-<span class="hl-number">0</span> = <&lvds0_pins>;
|
||
lines = <<span class="hl-number">0x43210</span>>;
|
||
link-swap = <<span class="hl-number">0</span>>;
|
||
status = <span class="hl-string">"okay"</span>;
|
||
|
||
port@<span class="hl-number">0</span> {
|
||
reg = <<span class="hl-number">0</span>>;
|
||
lvds0_in: endpoint {
|
||
remote-endpoint = <&de0_out>;
|
||
};
|
||
};
|
||
|
||
port@<span class="hl-number">1</span> {
|
||
reg = <<span class="hl-number">1</span>>;
|
||
lvds0_out: endpoint {
|
||
remote-endpoint = <&panel_lvds_in>;
|
||
};
|
||
};
|
||
};</code></pre>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_interface__table_cjz_kws_ldc" data-ofbid="display_dts_parameter_display_interface__table_cjz_kws_ldc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 2</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">LVDS Display Interface 参数描述</span></caption><colgroup><col style="width:20.370370370370374%"/><col style="width:79.62962962962962%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__1">参数名称</th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__2">描述</th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__1">pinctrl-names</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__2">设置为“default” 。<p class="- topic/p p" data-ofbid="d119663e154__20250123155210">SDK 预先定义了需要用到的同一功能的端口组，方便后续直接使用，可在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">target/aicxxx/common/aicxxx-pinctrl.dtsi</span>
|
||
文件中查看定义。</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__1">pinctrl-0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__2">指示 lvds 显示接口预先定义的端口组。</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__1">port@0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__2">数据输入端口，连接 display engine 结点</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__1">port@1</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_interface__table_cjz_kws_ldc__entry__2">数据输出端口，连接 panel lvds 结点</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_interface__table_vng_pws_ldc" data-ofbid="display_dts_parameter_display_interface__table_vng_pws_ldc" data-cols="3"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 3</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">LVDS Display Interface 非必需参数描述</span></caption><colgroup><col style="width:13.869625520110956%"/><col style="width:19.001386962552015%"/><col style="width:67.12898751733704%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__1">参数名称</th>
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__2">类型</th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__3">描述</th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__1">link-swap</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__2">Integer</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__3">link0 与 link1 整组交换</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__1">lines</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__2">Integer</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__3">控制 lvds link 内部 5 个通道的差分信号输出，允许 5 对差分信号任意互换。5 个通道分别为 D3 CK D2 D1
|
||
D0，缺省值为 0x43210：<ul class="- topic/ul ul" id="display_dts_parameter_display_interface__ul_tjh_vws_ldc" data-ofbid="display_dts_parameter_display_interface__ul_tjh_vws_ldc">
|
||
<li class="- topic/li li" data-ofbid="d119663e245__20250123155210">
|
||
<p class="- topic/p p" data-ofbid="d119663e247__20250123155210">0x43210 表示 D3 通道输出 D3，CK 通道输出 CK，D2 通道输出 D2，D1 通道输出 D1，D0
|
||
通道输出 D0</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d119663e251__20250123155210">
|
||
<p class="- topic/p p" data-ofbid="d119663e253__20250123155210">0x01234 表示 D3 通道输出 D0，CK 通道输出 D1，D2 通道输出 D2，D1 通道输出 CK，D0
|
||
通道输出 D3。</p>
|
||
</li>
|
||
</ul></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__1">pols</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__2">Integer</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__3">LVDS 差分信号极性控制。低 5 bit 分别控制 LVDS 五个通道差分信号的极性。通道顺序为 D3 CK D2 D1
|
||
D0。<p class="- topic/p p" data-ofbid="d119663e269__20250123155210">0x3 表示 D1 D0 通道极性反相，0x8 表示 CK 通道反相。</p><p class="- topic/p p" data-ofbid="d119663e271__20250123155210">pols 属性受 lines
|
||
属性影响，如果 CK 通道选择输出 D0，则该 bit 控制 D0 相位，0x8 表示 D0 反相。</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__1">
|
||
<p class="- topic/p p" data-ofbid="d119663e279__20250123155210">sync-ctrl</p>
|
||
</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__2">Boolean</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__3">同步前端信号模式，默认开启。防止前端输出半帧数据时打开 LVDS 模块，出现显示异常</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__1">phys</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__2">Integer</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_interface__table_vng_pws_ldc__entry__3">LVDS 参考电压控制。数值直接写入 LVDS_0_PHY_CTL 和 LVDS_1_PHY_CTL
|
||
寄存器，参考芯片用户手册进行配置。</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="- topic/note note note note_note" id="display_dts_parameter_display_interface__note_exw_5xf_d1c" data-ofbid="display_dts_parameter_display_interface__note_exw_5xf_d1c"><span class="note__title">注：</span> <div class="note__body">
|
||
<p class="- topic/p p" data-ofbid="d119663e307__20250123155210">lines、pols 和 phys 属性会同时作用于 link0 和 link1。</p>
|
||
</div></div>
|
||
</section>
|
||
<section class="- topic/section section" id="display_dts_parameter_display_interface__section_e41_txf_d1c" data-ofbid="display_dts_parameter_display_interface__section_e41_txf_d1c"><h2 class="- topic/title title sectiontitle">MIPI-DSI Display Interface</h2>
|
||
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="display_dts_parameter_display_interface__codeblock_b2c_5xf_d1c" data-ofbid="display_dts_parameter_display_interface__codeblock_b2c_5xf_d1c"><code>&dsi0 {
|
||
pinctrl-names = <span class="hl-string">"default"</span>;
|
||
pinctrl-<span class="hl-number">0</span> = <&dsi_pins>;
|
||
data-lanes = <<span class="hl-number">3</span> <span class="hl-number">0</span> <span class="hl-number">1</span> <span class="hl-number">2</span>>;
|
||
lane-polarities = <<span class="hl-number">1</span> <span class="hl-number">0</span> <span class="hl-number">1</span> <span class="hl-number">0</span>>;
|
||
data-clk-inverse;
|
||
status = <span class="hl-string">"okay"</span>;
|
||
|
||
port@<span class="hl-number">0</span> {
|
||
reg = <<span class="hl-number">0</span>>;
|
||
dsi0_in: endpoint {
|
||
remote-endpoint = <&de0_out>;
|
||
};
|
||
};
|
||
|
||
port@<span class="hl-number">1</span> {
|
||
reg = <<span class="hl-number">1</span>>;
|
||
dsi0_out: endpoint {
|
||
remote-endpoint = <&panel_dsi_in>;
|
||
};
|
||
};
|
||
};
|
||
</code></pre>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_interface__table_yhh_vxs_ldc" data-ofbid="display_dts_parameter_display_interface__table_yhh_vxs_ldc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 4</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">MIPI-DSI Display Interface 参数描述</span></caption><colgroup><col style="width:20.370370370370374%"/><col style="width:79.62962962962962%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__1">参数名称</th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__2">描述</th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__1">pinctrl-names</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__2">设置为“default” 。<p class="- topic/p p" data-ofbid="d119663e352__20250123155210">SDK 预先定义了需要用到的同一功能的端口组，方便后续直接使用，可在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">target/aicxxx/common/aicxxx-pinctrl.dtsi</span>
|
||
文件中查看定义。</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__1">pinctrl-0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__2">指示 dsi 显示接口预先定义的端口组。</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__1">port@0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__2">数据输入端口，连接 display engine 结点</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__1">port@1</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_interface__table_yhh_vxs_ldc__entry__2">数据输出端口，连接 panel dsi 结点</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_interface__table_l1l_yxs_ldc" data-ofbid="display_dts_parameter_display_interface__table_l1l_yxs_ldc" data-cols="3"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 5</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">MIPI DSI Display Interface 非必需参数描述</span></caption><colgroup><col style="width:13.869625520110956%"/><col style="width:19.001386962552015%"/><col style="width:67.12898751733704%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__1">参数名称</th>
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__2">类型</th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__3">描述</th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__1">data-clk-inverse</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__2">Boolean</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__3">CLK Lane 正负极取反</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__1">data-lanes</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__2">Array</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__3">
|
||
<div class="- topic/p p" data-ofbid="d119663e441__20250123155210">数据通道输出选择，<ul class="- topic/ul ul" id="display_dts_parameter_display_interface__ul_azb_dys_ldc" data-ofbid="display_dts_parameter_display_interface__ul_azb_dys_ldc">
|
||
<li class="- topic/li li" data-ofbid="d119663e445__20250123155210">
|
||
<p class="- topic/p p" data-ofbid="d119663e447__20250123155210"><0 1 2 3> ：数据通道 0 输出 DATA0，数据通道 1 输出
|
||
DATA1，以此类推。默认值。</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d119663e451__20250123155210">
|
||
<p class="- topic/p p" data-ofbid="d119663e453__20250123155210"><3 0 1 2> ：数据通道 0 输出 DATA3，数据通道 1 输出 DATA0，数据通道 2
|
||
输出 DATA1，数据通道 3 输出 DATA2</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d119663e457__20250123155210">
|
||
<p class="- topic/p p" data-ofbid="d119663e459__20250123155210">如果是两个 lane，可配置成 <0 1>，数据通道 0 输出 DATA0, 数据通道 1 输出
|
||
DATA1</p>
|
||
</li>
|
||
</ul></div>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__1">lane-polarities</td>
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__2">Array</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_interface__table_l1l_yxs_ldc__entry__3">数据通道极性，是否正负极取反，默认为 <0 0 0 0>，与 data-lanes
|
||
配置的通道顺序保持一致。<p class="- topic/p p" data-ofbid="d119663e476__20250123155210">data-lanes = <3 0 1 2>; lane-polarities =
|
||
<1 0 1 0>; 表示 DATA3 和 DATA1 正负极取反</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
</section>
|
||
<section class="- topic/section section" id="display_dts_parameter_display_interface__section_b3j_qmr_gdc" data-ofbid="display_dts_parameter_display_interface__section_b3j_qmr_gdc"><h2 class="- topic/title title sectiontitle">MIPI-DBI Display Interface</h2>
|
||
|
||
<div class="- topic/p p" data-ofbid="d119663e489__20250123155210">
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="display_dts_parameter_display_interface__codeblock_unb_rmr_gdc" data-ofbid="display_dts_parameter_display_interface__codeblock_unb_rmr_gdc"><code>&dbi0 {
|
||
pinctrl-names = <span class="hl-string">"default"</span>;
|
||
pinctrl-<span class="hl-number">0</span> = <&lcd_pins>;
|
||
status = <span class="hl-string">"okay"</span>;
|
||
|
||
port@<span class="hl-number">0</span> {
|
||
reg = <<span class="hl-number">0</span>>;
|
||
dbi0_in: endpoint {
|
||
remote-endpoint = <&de0_out>;
|
||
};
|
||
};
|
||
|
||
port@<span class="hl-number">1</span> {
|
||
reg = <<span class="hl-number">1</span>>;
|
||
dbi0_out: endpoint {
|
||
remote-endpoint = <&panel_dbi_in>;
|
||
};
|
||
};
|
||
};</code></pre>
|
||
</div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="display_dts_parameter_display_interface__table_jfj_jys_ldc" data-ofbid="display_dts_parameter_display_interface__table_jfj_jys_ldc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 6</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">MIPI-DBI Display Interface 参数描述</span></caption><colgroup><col style="width:20.370370370370374%"/><col style="width:79.62962962962962%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__1">参数名称</th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__2">描述</th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__1">pinctrl-names</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__2">设置为“default” 。<p class="- topic/p p" data-ofbid="d119663e527__20250123155210">SDK 预先定义了需要用到的同一功能的端口组，方便后续直接使用，可在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">target/aicxxx/common/aicxxx-pinctrl.dtsi</span>
|
||
文件中查看定义。</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__1">pinctrl-0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__2">指示 dbi 显示接口预先定义的端口组。</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__1">port@0</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__2">数据输入端口，连接 display engine 结点</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__1">port@1</td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="display_dts_parameter_display_interface__table_jfj_jys_ldc__entry__2">数据输出端口，连接 panel dbi 结点</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
</section>
|
||
</div>
|
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</article></main></div>
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<div id="wh_topic_toc_content">
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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="#display_dts_parameter_display_interface__section_jqx_xxf_d1c" data-tocid="display_dts_parameter_display_interface__section_jqx_xxf_d1c">RGB Display Interface</a></div></li><li class="section-item"><div class="section-title"><a href="#display_dts_parameter_display_interface__section_rn1_txf_d1c" data-tocid="display_dts_parameter_display_interface__section_rn1_txf_d1c">LVDS Display Interface</a></div></li><li class="section-item"><div class="section-title"><a href="#display_dts_parameter_display_interface__section_e41_txf_d1c" data-tocid="display_dts_parameter_display_interface__section_e41_txf_d1c">MIPI-DSI Display Interface</a></div></li><li class="section-item"><div class="section-title"><a href="#display_dts_parameter_display_interface__section_b3j_qmr_gdc" data-tocid="display_dts_parameter_display_interface__section_b3j_qmr_gdc">MIPI-DBI Display Interface</a></div></li></ul></div>
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