config: add defconfig for orangepi-r1

Very similar to orangepi-zero, except that the board has a 16MB SPI flash, a
2nd ethernet port is provided through a Realtek RTL8152 and wifi is provided
through a Realtek RTL8189FTV (no mainline driver, not supported).

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
7 files changed