[U-Boot] [PATCH] sun6i: Add new board Merrii Hummingbird A31

[Chen-Yu Tsai]

Hi,

On Tue, Dec 9, 2014 at 5:10 PM, Hans de Goede <hdegoede at redhat.com> wrote:
> p.s.
>
> On 09-12-14 09:56, Chen-Yu Tsai wrote:
>>
>> The Merrii Hummingbird A31 is a A31 based development board with 1G
>> RAM, 8G NAND, AP6210 WiFi+BT, gigabit ethernet, USB OTG, 2 USB 2.0
>> ports connected to a USB hub chip, HDMI, VGA, TV and stereo in/out.
>>
>> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
>> ---
>>   board/sunxi/Kconfig               |  4 ++++
>>   configs/Hummingbird_A31_defconfig | 19 +++++++++++++++++++
>>   2 files changed, 23 insertions(+)
>>   create mode 100644 configs/Hummingbird_A31_defconfig
>>
>> diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
>> index 6162227..5bb2f58 100644
>> --- a/board/sunxi/Kconfig
>> +++ b/board/sunxi/Kconfig
>> @@ -112,6 +112,10 @@ config TARGET_CUBIETRUCK
>>         bool "CUBIETRUCK"
>>         depends on MACH_SUN7I
>>
>> +config TARGET_HUMMINGBIRD_A31
>> +       bool "HUMMINGBIRD_A31"
>> +       depends on MACH_SUN6I
>> +
>>   config TARGET_IPPO_Q8H_V5
>>         bool "IPPO_Q8H_V5"
>>         depends on MACH_SUN8I
>> diff --git a/configs/Hummingbird_A31_defconfig
>> b/configs/Hummingbird_A31_defconfig
>> new file mode 100644
>> index 0000000..73855c5
>> --- /dev/null
>> +++ b/configs/Hummingbird_A31_defconfig
>> @@ -0,0 +1,19 @@
>> +CONFIG_SPL=y
>> +CONFIG_SYS_EXTRA_OPTIONS="USB_EHCI,SUNXI_GMAC,RGMII,MACPWR=SUNXI_GPA(21)"
>> +CONFIG_FDTFILE="sun6i-a31-hummingbird.dtb"
>> ++S:CONFIG_ARM=y
>> ++S:CONFIG_ARCH_SUNXI=y
>> ++S:CONFIG_MACH_SUN6I=y
>> ++S:CONFIG_TARGET_MERRII_HUMMINGBIRD_A31=y
>> ++S:CONFIG_DRAM_CLK=312
>> ++S:CONFIG_DRAM_ZQ=251
>> +# Wifi power
>> ++S:CONFIG_AXP221_ALDO1_VOLT=3300
>
>
>> +# PM-CPUS GPIO power
>
>
> Interesting where did you get this info from ?

I have the schematics for the board, downloaded from
Merrii's forum. It has all the outputs of the PMIC,
what they're connected to, assigned voltage, etc..

>> ++S:CONFIG_AXP221_ALDO2_VOLT=1800
>
>
>> +# SoC IR, PLL and Analog power (must be 3.0V)
>
> Idem, I think we should probably make 3000 the default
> in Kconfig then, agreed ?

I think it's a safe bet. That part of the schematic matches
the one found in Olimex's repository.

>> ++S:CONFIG_AXP221_ALDO3_VOLT=3000
>> +# Vbus gpio for usb1
>> ++S:CONFIG_USB1_VBUS_PIN="PH24"
>> +# No Vbus gpio for usb2
>> ++S:CONFIG_USB2_VBUS_PIN=""

ChenYu