public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
From: Michal Simek <michal.simek@amd.com>
To: u-boot@lists.denx.de, git@amd.com
Cc: "Anshul Dalal" <anshuld@ti.com>,
	"Arturs Artamonovs" <arturs.artamonovs@analog.com>,
	"Eoin Dickson" <eoin.dickson@microchip.com>,
	"Fabio Estevam" <festevam@gmail.com>,
	"Greg Malysa" <malysagreg@gmail.com>,
	"Ian Roberts" <ian.roberts@timesys.com>,
	"Ilias Apalodimas" <ilias.apalodimas@linaro.org>,
	"J. Neuschäfer" <j.ne@posteo.net>,
	"Marek Vasut" <marek.vasut+renesas@mailbox.org>,
	"Nathan Barrett-Morrison" <nathan.morrison@timesys.com>,
	"Neil Armstrong" <neil.armstrong@linaro.org>,
	"Nithish Kumar Naroju" <nithishkumar.naroju@amd.com>,
	"Oliver Gaskell" <Oliver.Gaskell@analog.com>,
	"Philip Molloy" <philip.molloy@analog.com>,
	"Radhey Shyam Pandey" <radhey.shyam.pandey@amd.com>,
	"Rasmus Villemoes" <ravi@prevas.dk>,
	"Rohit Visavalia" <rohit.visavalia@amd.com>,
	"Simon Glass" <sjg@chromium.org>,
	"Tanmay Kathpalia" <tanmay.kathpalia@altera.com>,
	"Tom Rini" <trini@konsulko.com>,
	"Utsav Agarwal" <utsav.agarwal@analog.com>,
	"Vasileios Bimpikas" <vasileios.bimpikas@analog.com>
Subject: Re: [PATCH v2 0/3] gpio: Introduce gpio-delay driver and enable it on Kria
Date: Thu, 12 Feb 2026 12:33:41 +0100	[thread overview]
Message-ID: <efd4edb2-d01d-4263-9fe9-303f8cfd9581@amd.com> (raw)
In-Reply-To: <cover.1770105146.git.michal.simek@amd.com>



On 2/3/26 08:52, Michal Simek wrote:
> Hi,
> 
> we need to wait more time for getting USB hub out of reset to be able to do
> initialiation over i2c that's why use gpio-delay driver instead of changing
> waiting time in usb hub driver. Waiting time depends on gpio wiring on the
> board which is in some of our case going via SLG programmable device.
> 
> Thanks,
> Michal
> 
> Changes in v2:
> - Check return value from dm_gpio_set_value()
> - Do not use GPIOD_IS_OUT when requesting gpio
> - fix commit message
> 
> Michal Simek (3):
>    gpio: Add GPIO delay driver
>    xilinx: Enable GPIO delay driver on Kria platforms
>    arm64: zynqmp: Wire gpio-delay driver for USB hub reset
> 
>   arch/arm/dts/zynqmp-sck-kd-g-revA.dtso |  13 ++-
>   arch/arm/dts/zynqmp-sck-kr-g-revA.dtso |  16 ++-
>   arch/arm/dts/zynqmp-sck-kr-g-revB.dtso |  16 ++-
>   arch/arm/dts/zynqmp-sck-kv-g-revA.dtso |  13 ++-
>   arch/arm/dts/zynqmp-sck-kv-g-revB.dtso |  11 +-
>   configs/xilinx_zynqmp_kria_defconfig   |   1 +
>   drivers/gpio/Kconfig                   |   8 ++
>   drivers/gpio/Makefile                  |   1 +
>   drivers/gpio/gpio-delay.c              | 139 +++++++++++++++++++++++++
>   9 files changed, 202 insertions(+), 16 deletions(-)
>   create mode 100644 drivers/gpio/gpio-delay.c
> 

Applied.
M

      parent reply	other threads:[~2026-02-12 11:34 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-03  7:52 [PATCH v2 0/3] gpio: Introduce gpio-delay driver and enable it on Kria Michal Simek
2026-02-03  7:52 ` [PATCH v2 1/3] gpio: Add GPIO delay driver Michal Simek
2026-02-03  7:52 ` [PATCH v2 2/3] xilinx: Enable GPIO delay driver on Kria platforms Michal Simek
2026-02-03  7:52 ` [PATCH v2 3/3] arm64: zynqmp: Wire gpio-delay driver for USB hub reset Michal Simek
2026-02-03 11:39 ` [PATCH v2 0/3] gpio: Introduce gpio-delay driver and enable it on Kria Marek Vasut
2026-02-03 15:32   ` Michal Simek
2026-02-03 16:38     ` Marek Vasut
2026-02-03 16:57       ` Quentin Schulz
2026-02-03 20:42         ` Marek Vasut
2026-02-12 11:33 ` Michal Simek [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=efd4edb2-d01d-4263-9fe9-303f8cfd9581@amd.com \
    --to=michal.simek@amd.com \
    --cc=Oliver.Gaskell@analog.com \
    --cc=anshuld@ti.com \
    --cc=arturs.artamonovs@analog.com \
    --cc=eoin.dickson@microchip.com \
    --cc=festevam@gmail.com \
    --cc=git@amd.com \
    --cc=ian.roberts@timesys.com \
    --cc=ilias.apalodimas@linaro.org \
    --cc=j.ne@posteo.net \
    --cc=malysagreg@gmail.com \
    --cc=marek.vasut+renesas@mailbox.org \
    --cc=nathan.morrison@timesys.com \
    --cc=neil.armstrong@linaro.org \
    --cc=nithishkumar.naroju@amd.com \
    --cc=philip.molloy@analog.com \
    --cc=radhey.shyam.pandey@amd.com \
    --cc=ravi@prevas.dk \
    --cc=rohit.visavalia@amd.com \
    --cc=sjg@chromium.org \
    --cc=tanmay.kathpalia@altera.com \
    --cc=trini@konsulko.com \
    --cc=u-boot@lists.denx.de \
    --cc=utsav.agarwal@analog.com \
    --cc=vasileios.bimpikas@analog.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox