software/etherbone: add test_leds to test classic leds and RGB leds (R+G+B at 100% pwm = I'm now almost blind...)
software/etherbone: add test_leds to test classic leds and RGB leds (R+G+B at 100% pwm = I'm now almost blind...)

cr1901/HDMI2USB-litex-firmware,cr1901/HDMI2USB-litex-firmware,mithro/HDMI2USB-litex-firmware,cr1901/HDMI2USB-litex-firmware,mithro/HDMI2USB-litex-firmware,cr1901/HDMI2USB-litex-firmware,mithro/HDMI2USB-litex-firmware,mithro/HDMI2USB-litex-firmware