Aaron.lin at 07:31, 3 February 2017

2017-02-03T07:31:14Z

Aaron.lin at 02:00, 3 February 2017

2017-02-03T02:00:06Z

Aaron.lin at 03:27, 2 February 2017

2017-02-02T03:27:15Z

Aaron.lin: Created page with "If wanting to set LCD as default display, you can modify the '''/device/fsl/rom_xxxx_a1/BoardConfig.mk as follows.''' BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init..."

2017-02-02T01:43:49Z

Created page with "If wanting to set LCD as default display, you can modify the '''/device/fsl/rom_xxxx_a1/BoardConfig.mk as follows.''' BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init..."

New page

If wanting to set LCD as default display, you can modify the '''/device/fsl/rom_xxxx_a1/BoardConfig.mk as follows.'''

BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init=/init<span style="color:#FF0000;">'''video=mxcfb0:dev=ldb,bpp=32'''</span> video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M<br/>

@@ Line 2: / Line 2: @@
 '''<span style="font-size:medium;">a.&nbsp;If wanting to set LCD as default display, you can modify the&nbsp;device/fsl/rom_3420_a1/BoardConfig.mk&nbsp;as follows.&nbsp;</span>'''
-<pre>BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init=/init <span style="color:#FF0000;">video=mxcfb0:dev=ldb,bpp=32</span> video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M
-</pre>
+BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init=/init video=mxcfb0:dev=ldb,bpp=32 video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M<br/>
 For '''ROM7421 '''(Current default display is LVDS), please refer to&nbsp;device/fsl/rom_7421_a1/BoardConfig.mk
-<span style="font-size:medium;">'''b. If you want to change the panel for your product, please modify the LDB parameters in /kernel_imx/arch/arm/boot/dts/imx6qdl-advantech.dtsi'''</span><br/>
+<span style="font-size:medium;">'''b. If you want to change the panel for your product, please modify the LDB parameters in /kernel_imx/arch/arm/boot/dts/imx6qdl-advantech.dtsi'''</span>
 Pleae refer to the&nbsp;Device-Tree bindings for LVDS Display Bridge (ldb) as follows
@@ Line 15: / Line 15: @@
 LVDS Display Bridge
-===================
+====== ======= ======
 &nbsp;
@@ Line 27: / Line 27: @@
 Required properties:
-&nbsp;- #address-cells : should be &lt;1&gt;
+&nbsp;- #address-cells&nbsp;: should be &lt;1&gt;
-&nbsp;- #size-cells : should be &lt;0&gt;
+&nbsp;- #size-cells&nbsp;: should be &lt;0&gt;
-&nbsp;- compatible : should be "fsl,imx53-ldb" or "fsl,imx6q-ldb".
+&nbsp;- compatible&nbsp;: should be "fsl,imx53-ldb" or "fsl,imx6q-ldb".
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Both LDB versions are similar, but i.MX6 has an additional
@@ Line 39: / Line 39: @@
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; interfaces as input for each LVDS channel.
-&nbsp;- gpr : should be &lt;&gpr&gt; on i.MX53 and i.MX6q.
+&nbsp;- gpr&nbsp;: should be &lt;&gpr&gt; on i.MX53 and i.MX6q.
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The phandle points to the iomuxc-gpr region containing the LVDS
@@ Line 45: / Line 45: @@
 &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;control register.
-- clocks, clock-names : phandles to the LDB divider and selector clocks and to
+- clocks, clock-names&nbsp;: phandles to the LDB divider and selector clocks and to
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; the display interface selector clocks, as described in
@@ Line 81: / Line 81: @@
 Optional properties:
-&nbsp;- pinctrl-names : should be "default" on i.MX53, not used on i.MX6q
+&nbsp;- pinctrl-names&nbsp;: should be "default" on i.MX53, not used on i.MX6q
-&nbsp;- pinctrl-0 : a phandle pointing to LVDS pin settings on i.MX53,
+&nbsp;- pinctrl-0&nbsp;: a phandle pointing to LVDS pin settings on i.MX53,
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; not used on i.MX6q
-&nbsp;- fsl,dual-channel : boolean. if it exists, only LVDS channel 0 should
+&nbsp;- fsl,dual-channel&nbsp;: boolean. if it exists, only LVDS channel 0 should
 &nbsp;&nbsp; be configured - one input will be distributed on both outputs in dual
@@ Line 97: / Line 97: @@
 LVDS Channel
-============
+===== == =====
 &nbsp;
@@ Line 111: / Line 111: @@
 Required properties:
-&nbsp;- reg : should be &lt;0&gt; or &lt;1&gt;
+&nbsp;- reg&nbsp;: should be &lt;0&gt; or &lt;1&gt;
-&nbsp;- crtcs : a list of phandles with index pointing to the IPU display interfaces
+&nbsp;- crtcs&nbsp;: a list of phandles with index pointing to the IPU display interfaces
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; that can be used as video source for this channel.
-&nbsp;- fsl,data-mapping : should be "spwg" or "jeida"
+&nbsp;- fsl,data-mapping&nbsp;: should be "spwg" or "jeida"
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; This describes how the color bits are laid out in the
@@ Line 123: / Line 123: @@
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; serialized LVDS signal.
-&nbsp;- fsl,data-width : should be &lt;18&gt; or &lt;24&gt;
+&nbsp;- fsl,data-width&nbsp;: should be &lt;18&gt; or &lt;24&gt;
 &nbsp;

← Older revision		Revision as of 03:27, 2 February 2017
Line 1:		Line 1:
	If wanting to set LCD as default display, you can modify the '''/device/fsl/rom_xxxx_a1/BoardConfig.mk as follows.'''		If wanting to set LCD as default display, you can modify the '''/device/fsl/rom_xxxx_a1/BoardConfig.mk as follows.'''
−		+	<pre>BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init=/init<span style="color:#FF0000;">'''video=mxcfb0:dev=ldb,bpp=32'''</span> video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M</pre>
−	BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init=/init<span style="color:#FF0000;">'''video=mxcfb0:dev=ldb,bpp=32'''</span> video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off vmalloc=256M androidboot.console=ttymxc0 consoleblank=0 androidboot.hardware=freescale cma=384M<br/>

IoTGateway/BSP/Android/Gettingstarted/How to set LCD - Revision history

Aaron.lin at 07:31, 3 February 2017

Aaron.lin at 02:00, 3 February 2017

Aaron.lin at 03:27, 2 February 2017

Aaron.lin: Created page with "If wanting to set LCD as default display, you can modify the '''/device/fsl/rom_xxxx_a1/BoardConfig.mk as follows.''' BOARD_KERNEL_CMDLINE := console=ttymxc0,115200 init..."