buildroot_nanopi_duo2_hello
Buildroot for NanoPi Duo2 hello project
How to Build
- For buildroot-2019.02.3, Ubuntu 14.04 32bit
$ sudo apt-get update
$ sudo apt-get install g++ git libncurses5-dev
$ cd buildroot-2019.02.3
$ make help
$ make list-defconfigs
$ make nanopi_neo_defconfig
$ make menuconfig
(Enable Toolchain->Enable C++ support)
$ make
(Get sdcard.img under output/images/)
(Put hellocpp and helloworld to package/)
(Modify package/Config.in)
...
menu "Miscellaneous"
...
source "package/helloworld/Config.in"
source "package/hellocpp/Config.in"
$ make menuconfig
(Enable Package->Misc->helloworld, hellocpp)
$ make
(After modify hellocpp source)
$ make hellocpp-dirclean && make
(Get new sdcard.img under output/image/)
(Flash sdcard.img to tf card using Win32DiskImager, over)
Pinout, gpio readall
+-----+-----+----------+------+---+-NanoPi-Duo2--+------+----------+-----+-----+
| BCM | wPi | Name | Mode | V | Physical | V | Mode | Name | wPi | BCM |
+-----+-----+----------+------+---+----++----+---+------+----------+-----+-----+
| | | 5v | | | 1 || 2 | 0 | ALT5 | GPIOA5 | 15 | 5 |
| | | 5v | | | 3 || 4 | 0 | ALT5 | GPIOA4 | 14 | 4 |
| | | 3.3v | | | 5 || 6 | | | 0v | | |
| | | 0v | | | 7 || 8 | 0 | OFF | GPIOA11 | 13 | 11 |
| 363 | 18 | GPIOL11 | IN | 0 | 9 || 10 | 0 | OFF | GPIOA12 | 12 | 12 |
| 203 | 16 | GPIOG11 | OFF | 0 | 11 || 12 | 0 | OFF | GPIOA13 | 3 | 13 |
| | | USB-DM3 | | | 13 || 14 | 0 | OFF | GPIOA14 | 2 | 14 |
| | | USB-DP3 | | | 15 || 16 | 0 | OFF | GPIOA16 | 0 | 16 |
| | | USB-DM2 | | | 17 || 18 | 0 | OFF | GPIOA15 | 7 | 15 |
| | | USB-DP2 | | | 19 || 20 | 0 | | GPIOG7 | 9 | 199 |
| | | EPhyRXN | | | 21 || 22 | 0 | OFF | GPIOG6 | 8 | 198 |
| | | EPhyRXP | | | 23 || 24 | | | CVBS | | |
| | | EPhyTXN | | | 25 || 26 | | | LineOutL | | |
| | | EPhyTXP | | | 27 || 28 | | | LineOutR | | |
| | | EPhyLinK | | | 29 || 30 | | | MIC_P | | |
| | | EPhySPD | | | 31 || 32 | | | MIC_N | | |
+-----+-----+----------+------+---+----++----+---+------+----------+-----+-----+
| BCM | wPi | Name | Mode | V | Physical | V | Mode | Name | wPi | BCM |
+-----+-----+----------+------+---+-NanoPi-Duo2--+------+----------+-----+-----+
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