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List:       linux-mmc
Subject:    Re: [RFC PATCH v1 13/19] rtw88: mac: Add support for SDIO specifics in the power on sequence
From:       Ping-Ke Shih <pkshih () realtek ! com>
Date:       2022-12-29 11:24:20
Message-ID: 97a2efacecd6d6bb7add6e227a68f7d9e1ed9d0b.camel () realtek ! com
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On Thu, 2022-12-29 at 11:49 +0100, Martin Blumenstingl wrote:
> Hi Ping-Ke,
> 
> On Thu, Dec 29, 2022 at 2:15 AM Ping-Ke Shih <pkshih@realtek.com> wrote:
> [...]
> > > +             if (rtw_sdio_is_sdio30_supported(rtwdev))
> > > +                     rtw_write8_set(rtwdev, REG_HCI_OPT_CTRL + 2, BIT(2));
> > 
> > BIT_USB_LPM_ACT_EN BIT(10)   // reg_addr +2, so bit >> 8
> The ones above are clear to me, thank you.
> But for this one I have a question: don't we need BIT(18) for this one
> and then bit >> 16?
> reg_addr + 0: bits 0..7
> reg_addr + 1: bits 8..15
> reg_addr + 2: bits 16..23
> 
> 

Sorry, my mistakes.

It should be  "BIT_SDIO_PAD_E5 BIT(18)" and >> 16.

--
Ping-Ke


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