
12 Jan
2015
12 Jan
'15
11:02 a.m.
The Hummingbird A31 uses an external DAC connected to the LCD0 outputs for the on board VGA output. The DAC has a power control that's toggled by GPIO.
Signed-off-by: Chen-Yu Tsai wens@csie.org --- configs/Hummingbird_A31_defconfig | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/configs/Hummingbird_A31_defconfig b/configs/Hummingbird_A31_defconfig index 93820ab..8896999 100644 --- a/configs/Hummingbird_A31_defconfig +++ b/configs/Hummingbird_A31_defconfig @@ -1,6 +1,8 @@ CONFIG_SPL=y CONFIG_SYS_EXTRA_OPTIONS="USB_EHCI,SUNXI_GMAC,RGMII,MACPWR=SUNXI_GPA(21)" CONFIG_FDTFILE="sun6i-a31-hummingbird.dtb" +CONFIG_VIDEO_VGA_VIA_LCD=y +CONFIG_VIDEO_VGA_EXTERNAL_DAC_EN="PH25" +S:CONFIG_ARM=y +S:CONFIG_ARCH_SUNXI=y +S:CONFIG_MACH_SUN6I=y
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2.1.4