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Date:   Fri, 18 Jun 2021 12:08:02 +0000
From:   Rudi Heitbaum <rudi@heitbaum.com>
To:     yhchuang@realtek.com, pkshih@realtek.com, tehuang@realtek.com
Cc:     kvalo@codeaurora.org, linux-wireless@vger.kernel.org,
        johannes@sipsolutions.net, Larry.Finger@lwfinger.net,
        sgruszka@redhat.com, briannorris@chromium.org,
        gregkh@linuxfoundation.org, chewitt@libreelec.tv
Subject: rtw88: SDIO Support
Message-ID: <20210618120758.GA20@a10ccbacb817>
References: <1555653004-1795-1-git-send-email-yhchuang@realtek.com>
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Hi Realtek Team,

I was hoping to get an update on your progress with SDIO in the rtw88
mainline driver? Is there a WIP or prerelease available?

The UART BT is working in Mainline, but was hoping to include wireless
in the device tree kernel updates.

Thanks

Rudi

On Fri, Apr 19, 2019 at 01:49:50PM +0800, yhchuang@realtek.com wrote:
> From: Yan-Hsuan Chuang <yhchuang@realtek.com>

...

> And for now, only PCI buses (RTL8xxxE) are supported. We will add support
> for USB and SDIO in the future. The bus interface abstraction can be seen
> in this driver such as hci.h. Most of the hardware setting are the same
> except for some TRX path or probing setup should be separated.

...

> Missing feature:
> 
>  * WOW/PNO
>  * USB & SDIO bus (such as RTL8xxxU/RTL8xxxS)
>  * BT coexistence (8822B/8822C are combo ICs)

...

> The next patch set should have BT coexistence code since RTL8822B/C are
> combo ICs, and the driver for BT can be found after Linux Kernel v4.20.
> So it is better to add it first to make WiFi + BT work concurrently.