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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" 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/display/display_panel_port_lite.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">屏适配指南</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
|
||
Read time: 7 minute(s)
|
||
</div><div class="- topic/body body"><div class="- topic/p p" data-ofbid="d116134e19__20250121171557">本章节介绍 LCD 外设在 <span class="- topic/ph ph">Luban-Lite</span> 上的适配方法。用户可选择以下任意方式配置屏参数：<div class="- topic/note note note note_note" id="id__note_dx4_f3s_2dc" data-ofbid="id__note_dx4_f3s_2dc"><span class="note__title">注：</span> 如果同时使用方式一和方式二配置了屏幕参数，最终生效的是方式二的参数。</div><ul class="- topic/ul ul" id="id__ul_d24_d3s_2dc" data-ofbid="id__ul_d24_d3s_2dc"><li class="- topic/li li" data-ofbid="d116134e27__20250121171557"><a xml:lang="zh-CN" lang="zh-CN" class="- topic/xref xref" href="display_panel_port.html#display_screen_configuration__div_qrj_xhs_2dc">方式一：通过 menuconfig
|
||
修改屏参数。</a><p class="- topic/p p" data-ofbid="d116134e31__20250121171557">RGB/LVDS 屏幕不需要初始化，使用通用的屏驱动即可。如果适配一款 RGB/LVDS 屏幕，通过
|
||
menuconfig 选择 <span class="+ topic/keyword pr-d/parmname keyword parmname">ArtInChip simple panel</span> ， 修改显示参数即可。详情可参考 <a class="- topic/xref xref" href="display_menuconfig.html">menuconfig 配置</a>。</p></li><li class="- topic/li li" data-ofbid="d116134e40__20250121171557"><a xml:lang="zh-CN" lang="zh-CN" class="- topic/xref xref" href="display_panel_port.html#display_screen_configuration__div_qmp_xhs_2dc">方式二：将屏参数写入 panel
|
||
驱动源码中。</a><p class="- topic/p p" data-ofbid="d116134e44__20250121171557">如果适配一款 LCD 屏幕且需要初始化操作，则需要按照<a xml:lang="zh-CN" lang="zh-CN" class="- topic/xref xref" href="display_panel_port.html#display_screen_configuration__section_r1d_tgs_2dc">display_panel_port.html#display_screen_configuration__section_r1d_tgs_2dc</a>编写一个 panel 驱动。</p></li></ul></div><section class="- topic/section section" id="id__section_q1f_4gs_2dc" data-ofbid="id__section_q1f_4gs_2dc"><h2 class="- topic/title title sectiontitle">屏配置方式</h2>
|
||
|
||
<div class="- topic/div div" id="id__div_qrj_xhs_2dc">
|
||
<p class="- topic/p p" data-ofbid="d116134e55__20250121171557">方式一：通过 menuconfig 修改屏参数 </p>
|
||
<div class="- topic/p p" data-ofbid="d116134e58__20250121171557">在 <span class="- topic/ph ph">Luban-Lite</span> 根目录下执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --menuconfig</span>，进入 menuconfig
|
||
的功能配置界面，按如下选择：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ops_pgs_2dc" data-ofbid="id__codeblock_ops_pgs_2dc">Board options --->
|
||
Graphics Support --->
|
||
Graphics support
|
||
[*] Display Support
|
||
select Display interface (Display LVDS interface) --->
|
||
LVDS interface options --->
|
||
Display Panels --->
|
||
ArtInChip Panel Drivers (ArtInChip simple panel) --->
|
||
display timing of simple panel ---></pre></div>
|
||
<div class="- topic/note note tip note_tip" id="id__note_xf4_qn3_ddc" data-ofbid="id__note_xf4_qn3_ddc"><span class="note__title">提示：</span>
|
||
<p class="- topic/p p" data-ofbid="d116134e71__20250121171557">方式一仅支持修改 simple panel 的时序参数和 RGB/LVDS 的部分参数。</p>
|
||
</div>
|
||
|
||
<p class="- topic/p p" data-ofbid="d116134e75__20250121171557">配置完成后，保存并退出 menuconfig，系统将根据配置重新编译内核和相关驱动。</p>
|
||
|
||
</div>
|
||
<div class="- topic/div div" id="id__div_qmp_xhs_2dc">
|
||
<p class="- topic/p p" data-ofbid="d116134e81__20250121171557">方式二：将屏参数写入 panel
|
||
驱动源码中。</p>
|
||
<ul class="- topic/ul ul simple" id="id__ul_s1f_4gs_2dc" data-ofbid="id__ul_s1f_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e85__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e87__20250121171557">时序参数</p>
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_gcb_rgs_2dc" data-ofbid="id__codeblock_gcb_rgs_2dc"><strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> display_timing xm91080_timing = {
|
||
.pixelclock = <span class="hl-number">130000000</span>,
|
||
.hactive = <span class="hl-number">1080</span>,
|
||
.hfront_porch = <span class="hl-number">160</span>,
|
||
.hback_porch = <span class="hl-number">160</span>,
|
||
.hsync_len = <span class="hl-number">40</span>,
|
||
.vactive = <span class="hl-number">1920</span>,
|
||
.vfront_porch = <span class="hl-number">10</span>,
|
||
.vback_porch = <span class="hl-number">20</span>,
|
||
.vsync_len = <span class="hl-number">8</span>,
|
||
};</pre>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e93__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e95__20250121171557">屏接口参数</p>
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_o1k_rgs_2dc" data-ofbid="id__codeblock_o1k_rgs_2dc"><strong class="hl-keyword">struct</strong> panel_dsi dsi = {
|
||
.mode = DSI_MOD_VID_PULSE,
|
||
.format = DSI_FMT_RGB888,
|
||
.lane_num = <span class="hl-number">4</span>,
|
||
};</pre>
|
||
</li></ul>
|
||
|
||
</div>
|
||
</section><section class="- topic/section section" id="id__section_r1d_tgs_2dc" data-ofbid="id__section_r1d_tgs_2dc"><h2 class="- topic/title title sectiontitle">屏驱动适配</h2>
|
||
|
||
|
||
<p class="- topic/p p" data-ofbid="d116134e108__20250121171557">本节介绍如何适配一款 LCD 屏幕。LCD 屏驱动，即 panel，本质上是一个回调函数和屏参的集合。新屏适配实际上是重新实现一个
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">structaic_panel</code> 结构体。</p>
|
||
<p class="- topic/p p" data-ofbid="d116134e114__20250121171557">在 <span class="+ topic/ph sw-d/filepath ph filepath">bsp/artinchip/drv/display/panel/</span>
|
||
源码目录下，根据屏接口选择一个模板，并在模版的基础上进行修改。</p>
|
||
<ul class="- topic/ul ul simple" id="id__ul_u1f_4gs_2dc" data-ofbid="id__ul_u1f_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e121__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e123__20250121171557">MIPI-DSI 接口可参考 <span class="+ topic/ph sw-d/filepath ph filepath">panel_dsi_xm91080.c</span></p>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e128__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e130__20250121171557">MIPI-DBI 接口可参考 <span class="+ topic/ph sw-d/filepath ph filepath">panel_dbi_ili9486l.c</span></p>
|
||
</li></ul>
|
||
|
||
|
||
<p class="- topic/p p" data-ofbid="d116134e136__20250121171557"><strong class="+ topic/ph hi-d/b ph b">新屏驱动适配</strong>
|
||
的详细流程如下所示，以
|
||
MIPI-DSI 接口为例：</p>
|
||
|
||
<ol class="- topic/ol ol" id="id__id_config-lcd-drive" data-ofbid="id__id_config-lcd-drive"><li class="- topic/li li" data-ofbid="d116134e143__20250121171557">拷贝一份模板文件，命名为 <span class="+ topic/ph sw-d/filepath ph filepath">panel_dsi_xxx.c</span>，将新文件添加进
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">Kconifg</span> 和 <span class="+ topic/ph sw-d/filepath ph filepath">SConscript</span>
|
||
文件中。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_hj1_2ls_2dc" data-ofbid="id__codeblock_hj1_2ls_2dc"><em class="hl-comment">// bsp/artinchip/drv/display/panel/Kconfig</em>
|
||
config AIC_PANEL_DSI_XXX
|
||
bool <span class="hl-string">"ArtInChip MIPI DSI xxx panel"</span>
|
||
depends on AIC_DISP_MIPI_DSI
|
||
|
||
<em class="hl-comment">// bsp/artinchip/SConscript</em>
|
||
<strong class="hl-keyword">if</strong> GetDepend(<span class="hl-string">'AIC_PANEL_DSI_XXX'</span>):
|
||
src += Glob(<span class="hl-string">'drv/display/panel/panel_dsi_xxx.c'</span>)</pre></li><li class="- topic/li li" data-ofbid="d116134e156__20250121171557">修改 <code class="+ topic/ph pr-d/codeph ph codeph">struct
|
||
aic_panel</code>
|
||
的命名，并将其注册到系统中。<ol class="- topic/ol ol loweralpha simple" type="a" id="id__ol_y1f_4gs_2dc" data-ofbid="id__ol_y1f_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e162__20250121171557">
|
||
<div class="- topic/p p" data-ofbid="d116134e164__20250121171557">将 <code class="+ topic/ph pr-d/codeph ph codeph">struct aic_panel</code> 添加到 <span class="+ topic/ph sw-d/filepath ph filepath">panel_com.c</span>
|
||
文件的 <span class="+ topic/keyword pr-d/parmname keyword parmname">panels[]</span>
|
||
指针数组中<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_zws_xms_2dc" data-ofbid="id__codeblock_zws_xms_2dc"><em class="hl-comment">//panel_com.c</em>
|
||
<strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> aic_panel *panels[] = {
|
||
...
|
||
#ifdef AIC_PANEL_DSI_XXX
|
||
&dsi_xxx,
|
||
#endif
|
||
};</pre></div>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e178__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e180__20250121171557">在 <span class="+ topic/ph sw-d/filepath ph filepath">panel_com.h</span> 文件中 <code class="+ topic/ph pr-d/codeph ph codeph">extern struct
|
||
aic_panel</code>。</p>
|
||
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_dk3_yms_2dc" data-ofbid="id__codeblock_dk3_yms_2dc"><em class="hl-comment">//panel_com.h</em>
|
||
<strong class="hl-keyword">extern</strong> <strong class="hl-keyword">struct</strong> aic_panel dsi_xxx;</pre>
|
||
</li></ol></li><li class="- topic/li li" data-ofbid="d116134e192__20250121171557">修改 <code class="+ topic/ph pr-d/codeph ph codeph">struct display_timing</code> 结构体，并修改时序参数。<div class="- topic/note note note note_note" id="id__note_bks_sls_2dc" data-ofbid="id__note_bks_sls_2dc"><span class="note__title">注：</span> 关于 LCD 时序参数，可查看用户手册 > 多媒体 > LCD 章节。</div></li><li class="- topic/li li" data-ofbid="d116134e199__20250121171557">重新实现 aic_panel_funcs 结构体中的 <span class="+ topic/keyword pr-d/apiname keyword apiname">prepare</span> 或者 <span class="+ topic/keyword pr-d/apiname keyword apiname">enable</span>
|
||
接口，添加初始化操作。<ul class="- topic/ul ul" id="id__ul_zwb_dns_2dc" data-ofbid="id__ul_zwb_dns_2dc"><li class="- topic/li li" data-ofbid="d116134e208__20250121171557">
|
||
<div class="- topic/div div">对于 MIPI-DSI 接口屏幕 <ol class="- topic/ol ol arabic" type="a" id="id__ol_abf_4gs_2dc" data-ofbid="id__ol_abf_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e213__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e215__20250121171557">在发送 init_sequence 前需要调用
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">panel_mipi_send_perpare()</span> 进入 LP
|
||
模式发送命令，确保命令准确发送。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e221__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e223__20250121171557">在发送完 init_sequence 后需要调用
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">panel_mipi_setup_realmode()</span> 配置正确的
|
||
MIPI 模式。</p>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e229__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e231__20250121171557"><span class="+ topic/ph sw-d/filepath ph filepath">panel_dsi.c</span> 为 MIPI-DSI 的
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">init_sequence</span> 封装了两个接口：</p>
|
||
<ul class="- topic/ul ul simple" id="id__ul_cbf_4gs_2dc" data-ofbid="id__ul_cbf_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e240__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e242__20250121171557"><span class="+ topic/keyword pr-d/apiname keyword apiname">panel_dsi_dcs_send_seq()</span>：发送
|
||
DCS 命令</p>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e247__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e249__20250121171557"><span class="+ topic/keyword pr-d/apiname keyword apiname">panel_dsi_generic_send_seq()</span>：发送
|
||
Generic 命令</p>
|
||
</li></ul>
|
||
<div class="- topic/note note tip note_tip" id="id__note_zf4_qn3_ddc" data-ofbid="id__note_zf4_qn3_ddc"><span class="note__title">提示：</span>
|
||
<p class="- topic/p p" data-ofbid="d116134e257__20250121171557">MIPI-DSI Command 有两种 Data Type: DCS 和 Generic</p>
|
||
<ul class="- topic/ul ul simple" id="id__ul_dbf_4gs_2dc" data-ofbid="id__ul_dbf_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e261__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e263__20250121171557">DCS (Display Command Set)，MIPI
|
||
协议定义的一个专门用于显示的命令集，使用广泛</p>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e266__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e268__20250121171557">Generic，屏厂根据 MIPI 协议进行定制</p>
|
||
</li></ul>
|
||
</div>
|
||
</li></ol></div>
|
||
</li><li class="- topic/li li" data-ofbid="d116134e274__20250121171557">
|
||
|
||
<div class="- topic/div div">对于 MIPI-DBI 接口屏幕 <ul class="- topic/ul ul arabic simple" id="id__ol_ebf_4gs_2dc" data-ofbid="id__ol_ebf_4gs_2dc"><li class="- topic/li li" data-ofbid="d116134e282__20250121171557">
|
||
<p class="- topic/p p" data-ofbid="d116134e284__20250121171557"><span class="+ topic/ph sw-d/filepath ph filepath">panel_dbi.c</span> 为 MIPI-DBI 的
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">init_sequence</span> 封装了
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">enable</span> 接口
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">panel_dbi_default_enable()</span></p>
|
||
</li></ul></div>
|
||
</li></ul></li></ol>
|
||
|
||
|
||
</section><section class="- topic/section section" id="id__section_nfr_jhs_2dc" data-ofbid="id__section_nfr_jhs_2dc"><h2 class="- topic/title title sectiontitle">数据结构</h2>
|
||
|
||
|
||
<div class="- topic/div div section" id="id__struct-aic-panel">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct
|
||
aic_panel</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_vwc_lhs_2dc" data-ofbid="id__codeblock_vwc_lhs_2dc"><strong class="hl-keyword">struct</strong> aic_panel {
|
||
<strong class="hl-keyword">const</strong> <strong class="hl-keyword">char</strong> *name;
|
||
<strong class="hl-keyword">struct</strong> aic_panel_funcs *funcs;
|
||
<strong class="hl-keyword">struct</strong> aic_panel_callbacks callbacks;
|
||
<strong class="hl-keyword">const</strong> <strong class="hl-keyword">struct</strong> display_timing *timings;
|
||
|
||
<strong class="hl-keyword">union</strong> {
|
||
<strong class="hl-keyword">struct</strong> panel_rgb *rgb;
|
||
<strong class="hl-keyword">struct</strong> panel_lvds *lvds;
|
||
<strong class="hl-keyword">struct</strong> panel_dsi *dsi;
|
||
};
|
||
|
||
<strong class="hl-keyword">int</strong> connector_type;
|
||
};</pre></div>
|
||
<div class="- topic/div div section" id="id__struct-aic-panel-funcs">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct aic_panel_funcs</strong>
|
||
<div class="- topic/p p" data-ofbid="d116134e319__20250121171557">panel 提供，供驱动框架调用的回调。新屏驱动只需要实现 <span class="+ topic/keyword pr-d/apiname keyword apiname">prepare</span>, <span class="+ topic/keyword pr-d/apiname keyword apiname">enable</span>,
|
||
<span class="+ topic/keyword pr-d/apiname keyword apiname">disable</span>, <span class="+ topic/keyword pr-d/apiname keyword apiname">unprepare</span>
|
||
四个接口。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_v2p_lhs_2dc" data-ofbid="id__codeblock_v2p_lhs_2dc"><em class="hl-comment">/* Each panel driver should define the follow functions. */</em>
|
||
<strong class="hl-keyword">struct</strong> aic_panel_funcs {
|
||
<strong class="hl-keyword">int</strong> (*prepare)(<strong class="hl-keyword">void</strong>);
|
||
<strong class="hl-keyword">int</strong> (*enable)(<strong class="hl-keyword">struct</strong> aic_panel *panel);
|
||
<strong class="hl-keyword">int</strong> (*disable)(<strong class="hl-keyword">struct</strong> aic_panel *panel);
|
||
<strong class="hl-keyword">int</strong> (*unprepare)(<strong class="hl-keyword">void</strong>);
|
||
<strong class="hl-keyword">int</strong> (*register_callback)(<strong class="hl-keyword">struct</strong> aic_panel *panel,
|
||
<strong class="hl-keyword">struct</strong> aic_panel_callbacks *pcallback);
|
||
};</pre></div></div>
|
||
<div class="- topic/div div section" id="id__struct-aic-panel-callbacks">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct aic_panel_callbacks</strong>
|
||
<p class="- topic/p p" data-ofbid="d116134e341__20250121171557">panel 无需实现，由 DE、DI 提供，供 panel
|
||
调用的回调。</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_nts_lhs_2dc" data-ofbid="id__codeblock_nts_lhs_2dc"><strong class="hl-keyword">struct</strong> aic_panel_callbacks {
|
||
<strong class="hl-keyword">int</strong> (*di_enable)(<strong class="hl-keyword">void</strong>);
|
||
<strong class="hl-keyword">int</strong> (*di_disable)(<strong class="hl-keyword">void</strong>);
|
||
<strong class="hl-keyword">int</strong> (*di_send_cmd)(u32 dt, u32 vc, <strong class="hl-keyword">const</strong> u8 *data, u32 len);
|
||
<strong class="hl-keyword">int</strong> (*di_set_videomode)(<strong class="hl-keyword">const</strong> <strong class="hl-keyword">struct</strong> display_timing *timings, <strong class="hl-keyword">int</strong> enable);
|
||
<strong class="hl-keyword">int</strong> (*timing_enable)(<strong class="hl-keyword">void</strong>);
|
||
<strong class="hl-keyword">int</strong> (*timing_disable)(<strong class="hl-keyword">void</strong>);
|
||
};</pre></div>
|
||
<div class="- topic/div div section" id="id__struct-panel-rgb">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct panel_rgb</strong>
|
||
<div class="- topic/p p" data-ofbid="d116134e352__20250121171557">rgb 接口屏幕参数<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ggw_lhs_2dc" data-ofbid="id__codeblock_ggw_lhs_2dc"><strong class="hl-keyword">struct</strong> panel_rgb {
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> mode;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> format;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> clock_phase;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> data_order;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> data_mirror;
|
||
};</pre></div></div>
|
||
<div class="- topic/div div section" id="id__struct-panel-lvds">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct panel_lvds</strong>
|
||
<div class="- topic/p p" data-ofbid="d116134e362__20250121171557">lvds 接口屏幕参数<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_sk1_mhs_2dc" data-ofbid="id__codeblock_sk1_mhs_2dc"><strong class="hl-keyword">struct</strong> panel_lvds {
|
||
<strong class="hl-keyword">enum</strong> lvds_mode mode;
|
||
<strong class="hl-keyword">enum</strong> lvds_link_mode link_mode;
|
||
};</pre></div></div>
|
||
<div class="- topic/div div section" id="id__struct-panel-dsi">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct panel_dsi</strong>
|
||
<div class="- topic/p p" data-ofbid="d116134e372__20250121171557">mipi-dsi 接口屏幕参数<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ojc_mhs_2dc" data-ofbid="id__codeblock_ojc_mhs_2dc"><strong class="hl-keyword">struct</strong> panel_dsi {
|
||
<strong class="hl-keyword">enum</strong> dsi_mode mode;
|
||
<strong class="hl-keyword">enum</strong> dsi_format format;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> lane_num;
|
||
};</pre></div></div>
|
||
<div class="- topic/div div section" id="id__struct-panel-dbi">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct panel_dbi</strong>
|
||
<div class="- topic/p p" data-ofbid="d116134e382__20250121171557">mipi-dbi
|
||
接口屏幕参数<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_j32_mhs_2dc" data-ofbid="id__codeblock_j32_mhs_2dc"><strong class="hl-keyword">struct</strong> panel_dbi_commands {
|
||
<strong class="hl-keyword">const</strong> u8 *buf;
|
||
size_t len;
|
||
};
|
||
|
||
<strong class="hl-keyword">struct</strong> spi_cfg {
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> qspi_mode;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> vbp_num;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> code1_cfg;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> code[<span class="hl-number">3</span>];
|
||
};
|
||
|
||
<strong class="hl-keyword">struct</strong> panel_dbi {
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> type;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> format;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> first_line;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> other_line;
|
||
<strong class="hl-keyword">struct</strong> panel_dbi_commands commands;
|
||
<strong class="hl-keyword">struct</strong> spi_cfg *spi;
|
||
};</pre></div></div>
|
||
</section><section class="- topic/section section" id="id__section_rcv_bhs_2dc" data-ofbid="id__section_rcv_bhs_2dc"><h2 class="- topic/title title sectiontitle">函数接口</h2>
|
||
|
||
<div class="- topic/div div">
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_fbf_4gs_2dc" data-ofbid="id__table_fbf_4gs_2dc" 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">panel_default_prepare</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_fbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_fbf_4gs_2dc__entry__2">int panel_default_prepare(struct aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_fbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_fbf_4gs_2dc__entry__2">默认的 prepare 接口函数,使能 regulator</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_fbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_fbf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_fbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_fbf_4gs_2dc__entry__2">0: 成功 负数：失败</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_fbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_fbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_gbf_4gs_2dc" data-ofbid="id__table_gbf_4gs_2dc" 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">panel_default_enable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_gbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_gbf_4gs_2dc__entry__2">int panel_default_enable(struct aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_gbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_gbf_4gs_2dc__entry__2"> 默认的 enable 接口函数，设置 de 模块的 timing 参数，使能相应的 DI 接口，开启背光</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_gbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_gbf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_gbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_gbf_4gs_2dc__entry__2">0：成功</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_gbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_gbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_hbf_4gs_2dc" data-ofbid="id__table_hbf_4gs_2dc" 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"> 3</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_default_unprepare</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_hbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_hbf_4gs_2dc__entry__2">int panel_default_unprepare(struct aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_hbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_hbf_4gs_2dc__entry__2">默认的 unprepare 接口函数，禁用 regulator</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_hbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_hbf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_hbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_hbf_4gs_2dc__entry__2">0：成功</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_hbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_hbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_ibf_4gs_2dc" data-ofbid="id__table_ibf_4gs_2dc" 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">panel_default_disable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_ibf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_ibf_4gs_2dc__entry__2">int panel_default_disable(struct aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_ibf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_ibf_4gs_2dc__entry__2">默认的 disable 接口函数，禁用背光，禁用 DI 接口，禁用 DE</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_ibf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_ibf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_ibf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_ibf_4gs_2dc__entry__2">0：成功</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_ibf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_ibf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_jbf_4gs_2dc" data-ofbid="id__table_jbf_4gs_2dc" 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"> 5</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_register_callback</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_jbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_jbf_4gs_2dc__entry__2">int panel_register_callback(struct aic_panel *panel, struct
|
||
aic_panel_callbacks *pcallback)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_jbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_jbf_4gs_2dc__entry__2">DE，DI 提供的回调函数，供 panel 调用</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_jbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_jbf_4gs_2dc__entry__2">结构体 aic_panel <p class="- topic/p p" data-ofbid="d116134e553__20250121171557">结构体 aic_panel_callbacks</p></td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_jbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_jbf_4gs_2dc__entry__2">0：成功</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_jbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_jbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_kbf_4gs_2dc" data-ofbid="id__table_kbf_4gs_2dc" 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">panel_di_enable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_kbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_kbf_4gs_2dc__entry__2">void panel_di_enable(struct aic_panel *panel, u32 ms)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_kbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_kbf_4gs_2dc__entry__2">使能相应的 DI 接口</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_kbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_kbf_4gs_2dc__entry__2">结构体 aic_panel, ms 延时毫秒</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_kbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_kbf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_kbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_kbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
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||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_lbf_4gs_2dc" data-ofbid="id__table_lbf_4gs_2dc" 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"> 7</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_di_disable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_lbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_lbf_4gs_2dc__entry__2">void panel_di_disable(struct aic_panel *panel, u32
|
||
ms)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lbf_4gs_2dc__entry__2">禁用相应的 DI 接口</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lbf_4gs_2dc__entry__2">结构体 aic_panel, ms 延时毫秒</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lbf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_lbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_lbf_4gs_2dc__entry__2">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_mbf_4gs_2dc" data-ofbid="id__table_mbf_4gs_2dc" 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"> 8</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_de_timing_enable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_mbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_mbf_4gs_2dc__entry__2">void panel_de_timing_enable(struct aic_panel *panel, u32
|
||
ms)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_mbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_mbf_4gs_2dc__entry__2">启用 DE, 设置 de 模块的 timing 参数</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_mbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_mbf_4gs_2dc__entry__2">结构体 aic_panel, ms 延时毫秒</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_mbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_mbf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_mbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
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||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_nbf_4gs_2dc" data-ofbid="id__table_nbf_4gs_2dc" 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"> 9</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_de_timing_disable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_nbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_nbf_4gs_2dc__entry__2">void panel_de_timing_disable(struct aic_panel *panel, u32
|
||
ms)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_nbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_nbf_4gs_2dc__entry__2">禁用 DE, 设置 de 模块的 timing 参数</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_nbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_nbf_4gs_2dc__entry__2">结构体 aic_panel, ms 延时毫秒</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_nbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_nbf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_nbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_nbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_obf_4gs_2dc" data-ofbid="id__table_obf_4gs_2dc" 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"> 10</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_mipi_send_perpare</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_obf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_obf_4gs_2dc__entry__2">void panel_mipi_send_perpare(struct aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_obf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_obf_4gs_2dc__entry__2">将 mipi-dsi 通道切换到 command mode, 准备好给 mipi 屏幕发送初始化命令</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_obf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_obf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_obf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_obf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_obf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_obf_4gs_2dc__entry__2"> 在 mipi 屏幕发送初始化命令前要先调用这个函数，以确保 mipi 屏幕收到正确的初始化命令 </td></tr></tbody></table></div>
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||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_pbf_4gs_2dc" data-ofbid="id__table_pbf_4gs_2dc" 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"> 11</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_send_command</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_pbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_pbf_4gs_2dc__entry__2">void panel_send_command(u8 *para_cmd, u32 size, struct
|
||
aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_pbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_pbf_4gs_2dc__entry__2">给 mipi 屏幕发送初始化命令</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_pbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_pbf_4gs_2dc__entry__2">结构体 aic_panel , 初始化序列大小 size, 初始化序列 para_cmd</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_pbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_pbf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_pbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_pbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_qbf_4gs_2dc" data-ofbid="id__table_qbf_4gs_2dc" 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"> 12</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_mipi_setup_realmode</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_qbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_qbf_4gs_2dc__entry__2">void panel_send_command(u8 *para_cmd, u32 size, struct
|
||
aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qbf_4gs_2dc__entry__2">将 mipi-dsi 通道切换回正确的模式</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qbf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qbf_4gs_2dc__entry__2">void</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_qbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_qbf_4gs_2dc__entry__2"> 在 mipi 屏幕发送完初始化命令后调用这个函数，以确保 mipi 通道正常工作 </td></tr></tbody></table></div>
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||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_rbf_4gs_2dc" data-ofbid="id__table_rbf_4gs_2dc" 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"> 13</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_dsi_generic_send_seq</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_rbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_rbf_4gs_2dc__entry__2">#define panel_dsi_generic_send_seq(panel, seq…)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_rbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_rbf_4gs_2dc__entry__2">发送屏厂根据 mipi 协议扩展的 command</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_rbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_rbf_4gs_2dc__entry__2">结构体 aic_panel，seq: init command</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_rbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_rbf_4gs_2dc__entry__2">0: 成功， 负数：失败</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_rbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_rbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_sbf_4gs_2dc" data-ofbid="id__table_sbf_4gs_2dc" 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"> 14</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_dsi_dcs_send_seq</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_sbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_sbf_4gs_2dc__entry__2">#define panel_dsi_dcs_send_seq(panel, seq…)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_sbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_sbf_4gs_2dc__entry__2">发送 mipi 协议标准的 command</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_sbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_sbf_4gs_2dc__entry__2">结构体 aic_panel，seq: init command</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_sbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_sbf_4gs_2dc__entry__2">0: 成功， 负数：失败</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_sbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_sbf_4gs_2dc__entry__2">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_tbf_4gs_2dc" data-ofbid="id__table_tbf_4gs_2dc" 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"> 15</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">panel_dbi_default_enable</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_tbf_4gs_2dc__entry__1">接口定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_tbf_4gs_2dc__entry__2">int panel_dbi_default_enable(struct aic_panel *panel)</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tbf_4gs_2dc__entry__1">功能说明</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_tbf_4gs_2dc__entry__2">mipi-dbi 接口的默认使能函数, 发送 mipi-dbi 的 init_sequence</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tbf_4gs_2dc__entry__1">参数定义</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_tbf_4gs_2dc__entry__2">结构体 aic_panel</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tbf_4gs_2dc__entry__1">返回值</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_tbf_4gs_2dc__entry__2">0: 成功， 负数：失败</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_tbf_4gs_2dc__entry__1">注意事项</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_tbf_4gs_2dc__entry__2">-</td></tr></tbody></table></div>
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font-family: FangZhengShuSong, Times, serif;
|
||
}
|
||
.p2 {
|
||
font-family: Arial, Helvetica, sans-serif;
|
||
}
|
||
.p3 {
|
||
font-family: "Lucida Console", "Courier New", monospace;
|
||
}
|
||
|
||
--></style>
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
<div class="webhelp.fragment.footer">
|
||
<p class="p1">Copyright © 2019-2024 广东匠芯创科技有限公司. All rights reserved.</p>
|
||
</div><div>
|
||
<div class="generation_time">
|
||
Update Time: 2025-01-21
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</footer>
|
||
|
||
<div id="go2top" class="d-print-none">
|
||
<span class="oxy-icon oxy-icon-up"></span>
|
||
</div>
|
||
|
||
<div id="modal_img_large" class="modal">
|
||
<span class="close oxy-icon oxy-icon-remove"></span>
|
||
<div id="modal_img_container"></div>
|
||
<div id="caption"></div>
|
||
</div>
|
||
|
||
|
||
<script src="${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer="defer"></script>
|
||
|
||
|
||
</body>
|
||
</html> |