linux-kernel - Re: [PATCH v13 0/4] Add support for NXP bluetooth chipsets

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Date:   Fri, 17 Mar 2023 13:00:11 -0700
From:   Luiz Augusto von Dentz <luiz.dentz@...il.com>
To:     Neeraj Sanjay Kale <neeraj.sanjaykale@....com>
Cc:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, marcel@...tmann.org,
        johan.hedberg@...il.com, gregkh@...uxfoundation.org,
        jirislaby@...nel.org, alok.a.tiwari@...cle.com, hdanton@...a.com,
        ilpo.jarvinen@...ux.intel.com, leon@...nel.org,
        simon.horman@...igine.com, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-bluetooth@...r.kernel.org, linux-serial@...r.kernel.org,
        amitkumar.karwar@....com, rohit.fule@....com, sherry.sun@....com
Subject: Re: [PATCH v13 0/4] Add support for NXP bluetooth chipsets

Hi Neeraj,

On Thu, Mar 16, 2023 at 10:22 AM Neeraj Sanjay Kale
<neeraj.sanjaykale@....com> wrote:
>
> This patch adds a driver for NXP bluetooth chipsets.
>
> The driver is based on H4 protocol, and uses serdev APIs. It supports host
> to chip power save feature, which is signalled by the host by asserting
> break over UART TX lines, to put the chip into sleep state.
>
> To support this feature, break_ctl has also been added to serdev-tty along
> with a new serdev API serdev_device_break_ctl().
>
> This driver is capable of downloading firmware into the chip over UART.
>
> The document specifying device tree bindings for this driver is also
> included in this patch series.
>
> Neeraj Sanjay Kale (4):
>   serdev: Replace all instances of ENOTSUPP with EOPNOTSUPP
>   serdev: Add method to assert break signal over tty UART port
>   dt-bindings: net: bluetooth: Add NXP bluetooth support
>   Bluetooth: NXP: Add protocol support for NXP Bluetooth chipsets
>
>  .../net/bluetooth/nxp,88w8987-bt.yaml         |   45 +
>  MAINTAINERS                                   |    7 +
>  drivers/bluetooth/Kconfig                     |   12 +
>  drivers/bluetooth/Makefile                    |    1 +
>  drivers/bluetooth/btnxpuart.c                 | 1297 +++++++++++++++++
>  drivers/tty/serdev/core.c                     |   17 +-
>  drivers/tty/serdev/serdev-ttyport.c           |   16 +-
>  include/linux/serdev.h                        |   10 +-
>  8 files changed, 1398 insertions(+), 7 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml
>  create mode 100644 drivers/bluetooth/btnxpuart.c
>
> --
> 2.34.1

If there are no new comments to be addressed by the end of the day I'm
planning to merge this into bluetooth-next.

-- 
Luiz Augusto von Dentz