Re: [PATCH 0/2] mach-meson: port dwc2_otg usage to CONFIG_DM_USB_GADGET=y

["Mattijs Korpershoek" <mkorpershoek@baylibre.com>]

Hi Neil,

On Thu, Nov 24, 2022 at 10:34, Neil Armstrong <neil.armstrong@linaro.org> wrote:

> Hi Mattijs,
>
> On 23/11/2022 16:42, Mattijs Korpershoek wrote:
>> While working on some USB bugs on the VIM3L board, we stumbled upon the fact
>> that mach-meson still uses legacy board_usb_*() functions instead of using DM [1]
>> 
>> This series aim to switch the g12a based boards to use CONFIG_DM_USB_GADGET and
>> removes the board_usb_*() logic.
>> 
>> * The first patch adds mode switching in the dwc3-meson-g12a glue driver whenever
>>    the dwc2 otg driver is probed()/removed().
>> 
>> * The second patch enables the config option and cleans up all board_usb_*().
>> 
>> This has been mainly tested with khadas-vim3l_android_defconfig using fastboot:
>> 
>> => fastboot usb 0
>> 
>> => # hit Ctrl-c
>> 
>> Other tests:
>> * ums 0 mmc 2 # can list / mount partitions from host
>> * usb start; usb storage # list usb thumb drive
>> * all defconfigs have been build tested
>> 
>> [1] https://lore.kernel.org/u-boot/938b9439-9014-5ee8-1627-16af508bface@linaro.org/
>> Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
>
> I'll run some tests on other G12 boards but so far this looks very good, thanks !

I got my hands on an odroid-c4 board and I also tested:
=> fastboot usb 0
=> # hit Ctrl-c
# disconnection is ok

And tested "usb start" and could list a usb thumb drive.

Any other tests you would like me to do?

>
> Neil
>
>> 
>> ---
>> Mattijs Korpershoek (2):
>>        usb: dwc3-meson-g12a: force mode on child add/removal
>>        ARM: meson: g12a: switch dwc2 otg to DM
>> 
>>   arch/arm/mach-meson/board-g12a.c          | 127 ------------------------------
>>   configs/bananapi-m5_defconfig             |   1 +
>>   configs/beelink-gsking-x_defconfig        |   1 +
>>   configs/beelink-gtking_defconfig          |   1 +
>>   configs/beelink-gtkingpro_defconfig       |   1 +
>>   configs/khadas-vim3_android_ab_defconfig  |   1 +
>>   configs/khadas-vim3_android_defconfig     |   1 +
>>   configs/khadas-vim3_defconfig             |   1 +
>>   configs/khadas-vim3l_android_ab_defconfig |   1 +
>>   configs/khadas-vim3l_android_defconfig    |   1 +
>>   configs/khadas-vim3l_defconfig            |   1 +
>>   configs/odroid-c4_defconfig               |   1 +
>>   configs/odroid-hc4_defconfig              |   1 +
>>   configs/odroid-n2_defconfig               |   1 +
>>   configs/radxa-zero_defconfig              |   1 +
>>   configs/sei510_defconfig                  |   1 +
>>   configs/sei610_defconfig                  |   1 +
>>   configs/u200_defconfig                    |   1 +
>>   drivers/usb/dwc3/dwc3-meson-g12a.c        |  18 +++++
>>   19 files changed, 35 insertions(+), 127 deletions(-)
>> ---
>> base-commit: 7b70f68977578360d9c47bb25d6d1937075153b4
>> change-id: 20221024-meson-dm-usb-60e413696519
>> 
>> Best regards,