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litesom:customization [2017/02/05 18:01]
filug [Buildroot configuration] |
litesom:customization [2017/04/30 07:49]
filug [Project configuration] |
| ===== Project description ===== | ===== Project description ===== |
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| This project will allow you to build complete firmware image for [[liteSOM:liteboard]] and [[evm:lcd]] with resistive touchscreen. | This project will allow you to build complete firmware image for [[liteSOM:liteboard]] and [[litesom:modulelcd|LCD display extension]] with resistive touchscreen. |
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| Main intention is to keep all customizations outside Buildroot project but still allow user to configure [[https://www.kernel.org|kernel]], [[https://www.busybox.net|BusyBox]] and [[https://buildroot.org|Buildroot]] or to modify [[https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/plain/Documentation/devicetree/usage-model.txt|Device Tree]] without any problems. | Main intention is to keep all customizations outside Buildroot project but still allow user to configure [[https://www.kernel.org|kernel]], [[https://www.busybox.net|BusyBox]] and [[https://buildroot.org|Buildroot]] or to modify [[https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/plain/Documentation/devicetree/usage-model.txt|Device Tree]] without any problems. |
| ===== Project configuration ===== | ===== Project configuration ===== |
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| To configure Buildroot for [[:liteSOM]] + [[evm:lcd]] please use ''grinn_liteboard_lcd_res_defconfig'' configuration. | To configure Buildroot for [[:liteSOM]] with [[litesom:modulelcd|LCD sandwich]] please use ''grinn_liteboard_lcd_res_defconfig'' configuration template. |
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| <code> | <code> |
| To simplify/unify board setup two config files should be available on running liteboard: | To simplify/unify board setup two config files should be available on running liteboard: |
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| * [[https://github.com/grinn-pub/examples/blob/master/board/grinn/liteboard-lcd-res/rootfs/etc/profile.d/tslib.sh|/etc/profile.d/tslib.h]] - to configure device for [[https://github.com/kergoth/tslib|tslib]] library, | * [[https://github.com/grinn-pub/examples/blob/master/board/grinn/liteboard-lcd-res/rootfs/etc/profile.d/tslib.sh|/etc/profile.d/tslib.sh]] - to configure device for [[https://github.com/kergoth/tslib|tslib]] library, |
| * [[https://github.com/grinn-pub/examples/blob/master/board/grinn/liteboard-lcd-res/rootfs/etc/udev/rules.d/60-touchscreen.rules|/etc/rules.d/60-touchscreen.rules]] - to guarantee permanent name for the touchscreen device. | * [[https://github.com/grinn-pub/examples/blob/master/board/grinn/liteboard-lcd-res/rootfs/etc/udev/rules.d/60-touchscreen.rules|/etc/rules.d/60-touchscreen.rules]] - to guarantee permanent name for the touchscreen device. |
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| Each time when ''make all'' command will be called [[https://buildroot.org|Buildroot]] will automatically copy [[https://github.com/grinn-pub/examples/tree/master/board/grinn/liteboard-lcd-res/rootfs|rootfs]] directory to the ''output/target'' directory used in the next step to generate image for the [[liteSOM:liteboard]]. | Each time when ''make all'' command will be called [[https://buildroot.org|Buildroot]] will automatically copy [[https://github.com/grinn-pub/examples/tree/master/board/grinn/liteboard-lcd-res/rootfs|rootfs]] directory to the ''output/target'' directory used in the next step to generate image for the [[liteSOM:liteboard]]. |