[U-Boot] [PATCH 00/10] basic support for Allwinner A83T SOC.

Chen-Yu Tsai
2015-11-13T17:05:41Z

On Sat, Nov 14, 2015 at 12:52 AM, Hans de Goede <hdegoede@redhat.com> wrote:
> Hi,
>
> On 12-11-15 19:09, Vishnu Patekar wrote:
>>
>> This patch series adds basic support for Allwinner A83T SOC.
>>
>> Allwinner A83T is octa-core cortex-a7 based SoC.
>> It's clock control unit and prcm, pinmux are different from previous sun8i
>> series.
>> Its processor cores are arragned in two clusters 4 cores each,
>> similar to A80.
>>
>> Only basic clocks are enabled pll1, pll5, pll6.
>> SMP, display, other peripherals support is not yet supported.
>
>
> Cool stuff, great work! I've a number of comments, I will reply
> to the individual patches with those.
>
> I've tried to get this to run on my own h8_homlet_v2 but
> unfortunately I cannot get it to work. My own board does
> boot into some chinese top-set-box environment when booting
> without a sdcard and connected to a tv. But it does not show
> any output on the uart connector at the bottom right of the
> board (I've tried with 2 different adapters, including the
> one from the Merrii A80 board which has the exact same connector
> on the board).

IIRC the onboard firmware actually uses the micro SD for UART.

> Not having an uart also means that I cannot get the board into
> FEL mode (I do have a usb A <-> A cable).
>
> I wonder if my board has a broken uart, or if the system
> image uses a different uart by default ?
>
> Have you tried booting with u-boot written to sdcard with
> this patch-set ? Does this work, and does the SPL header
> get printend on the bottom right uart connector ?

It's actually the bottom left. Not sure why the wiki page is wrong.
Anyway, I didn't get any output either. I haven't gone into finding
the problem though, and won't be able to until next week.

Regards
ChenYu

> Regards,
>
> Hans
>
>
>
>
>> This enables booting kernel with initramfs, kernel patch v1 have been
>> sent.
>> I'll send v2 with comments addressed.
>>
>> Vishnu Patekar (10):
>> sunxi: Add Machine Support for A83T SOC
>> sunxi: Add support for UART0 in PB pin group on A83T
>> sunxi: power: axp818: add support for axp818 driver
>> sunxi: power: enabled support for axp818
>> sunxi: do not enable smp for A83T
>> sunxi: clk: add basic clocks for A83T
>> sunxi: Add support for Allwinner A83T DRAM
>> sunxi: do not include display for A83T
>> sunxi: dts: sun8i: Add Allwinner A83T dtsi
>> sunxi: Add suport for A83T HomletV2 Board by Allwinner
>>
>> arch/arm/cpu/armv7/sunxi/Makefile | 7 +
>> arch/arm/cpu/armv7/sunxi/board.c | 8 +-
>> arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c | 133 +++++++
>> arch/arm/cpu/armv7/sunxi/cpu_info.c | 2 +
>> arch/arm/cpu/armv7/sunxi/dram_sun8i_a83t.c | 424
>> +++++++++++++++++++++
>> arch/arm/cpu/armv7/sunxi/pmic_bus.c | 15 +
>> arch/arm/dts/Makefile | 2 +
>> arch/arm/dts/sun8i-a83t-allwinner-h8homlet-v2.dts | 64 ++++
>> arch/arm/dts/sun8i-a83t.dtsi | 247 ++++++++++++
>> arch/arm/include/asm/arch-sunxi/clock.h | 4 +-
>> arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h | 304 +++++++++++++++
>> arch/arm/include/asm/arch-sunxi/dram.h | 2 +
>> arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h | 201 ++++++++++
>> arch/arm/include/asm/arch-sunxi/gpio.h | 1 +
>> board/sunxi/Kconfig | 12 +-
>> board/sunxi/MAINTAINERS | 5 +
>> board/sunxi/board.c | 8 +
>> configs/h8_homlet_v2_defconfig | 26 ++
>> drivers/power/Kconfig | 34 +-
>> drivers/power/Makefile | 1 +
>> drivers/power/axp818.c | 132 +++++++
>> include/axp818.h | 75 ++++
>> include/axp_pmic.h | 3 +
>> include/configs/sun8i.h | 2 +
>> include/configs/sunxi-common.h | 2 +-
>> 25 files changed, 1698 insertions(+), 16 deletions(-)
>> create mode 100644 arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c
>> create mode 100644 arch/arm/cpu/armv7/sunxi/dram_sun8i_a83t.c
>> create mode 100644 arch/arm/dts/sun8i-a83t-allwinner-h8homlet-v2.dts
>> create mode 100644 arch/arm/dts/sun8i-a83t.dtsi
>> create mode 100644 arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h
>> create mode 100644 arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h
>> create mode 100644 configs/h8_homlet_v2_defconfig
>> create mode 100644 drivers/power/axp818.c
>> create mode 100644 include/axp818.h
>>
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