From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B86D7C433FE for ; Tue, 5 Oct 2021 12:40:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 850E661872 for ; Tue, 5 Oct 2021 12:40:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234354AbhJEMl6 (ORCPT ); Tue, 5 Oct 2021 08:41:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47356 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233842AbhJEMl5 (ORCPT ); Tue, 5 Oct 2021 08:41:57 -0400 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68548C061749; Tue, 5 Oct 2021 05:40:06 -0700 (PDT) Received: by mail-lf1-x12b.google.com with SMTP id i4so86369421lfv.4; Tue, 05 Oct 2021 05:40:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=56g+f47LG+7NwwLmTAwXFmCavIf0OsJkTi6i6izLBEM=; b=oG9Y1Q1UY1dSECzyWbV+5gHboovVOEP8dzgj3bSciTu6fdkDkwDI3A5I8Buh0MJp8o 6wsALw8bdFB68WTYulpp904AJgy4Xn+N3/HiQ2xaAwfsiYSjgqSDEGuKmIfOHccvSHZC /b3evmrS2B0wkUvd/TpDUKiuy6+NXs+g3pSysEkm8HDX28QTpbF9ygr9chuX2WymGIXk k9rLZMboqEgkjBP+petzQOPRnGGiKqloVzyyHaJLU0B619TIEeU5Cn2xMXhWBdWdyDWy eNgtj3UeEE/REVJedaRvcer7G4tdN8ZQLuzEOhqi1v2yJFy+ulo+X5TuQBX3Wgpq6y9q e3vw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=56g+f47LG+7NwwLmTAwXFmCavIf0OsJkTi6i6izLBEM=; b=oU+h8+bGYv0BSIyrlrsxEfyqo6dBC8rVRLScO4MDJc02Q5RVpOQHQuggvYzsimWk0y lC3dgS7o73azgNNVP1BY1hArJGl4RWN36cSrM1WdgzeAZ4HFHX6Sh1pSd4CyTPUmpwPH CkVXJWbl0BjunqhXa4B7QKlTRFPNfv6aS+BoCuKMvRK2tvOhX5EsprOKprWMSalfCJHv u/QZ2krMe2piWI5hwmUMydW+DDDKUUFeJfa9hxsmd3zUp5qf/HU2VwbDZHbPZIJozU0/ jzRqEyc8MRKzq+T8Rwngt58a9Fcp7QqQD/2S79ASIK9bHXUrM84Q3YBOI/+IjIjiVGy8 Gf8Q== X-Gm-Message-State: AOAM532RBorgPmOXT1rTKcn+raHMsGdw8w8PwWCt3Z70fufcuGSdtzKx EXbT/eayWPq7VQ01SbejHI0FXulS4wZoX0fPeys= X-Google-Smtp-Source: ABdhPJxTGn+Sz7koXZ0EUatuFym5j3w4GRMkZ8Ov89oLDTj+4uHPboB5rhglPyEmAtkv3hcu4KxnUTBosUXR38dL3bg= X-Received: by 2002:a05:651c:44f:: with SMTP id g15mr23091575ljg.396.1633437604608; Tue, 05 Oct 2021 05:40:04 -0700 (PDT) MIME-Version: 1.0 References: <1633396615-14043-1-git-send-email-u0084500@gmail.com> In-Reply-To: From: ChiYuan Huang Date: Tue, 5 Oct 2021 20:39:53 +0800 Message-ID: Subject: Re: [PATCH 1/2] ASoC: dt-bindings: rt9120: Add initial bindings To: Mark Brown Cc: oder_chiou@realtek.com, perex@perex.cz, tiwai@suse.com, Rob Herring , Liam Girdwood , alsa-devel@alsa-project.org, lkml , cy_huang , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , allen lin Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Mark Brown =E6=96=BC 2021=E5=B9=B410=E6=9C=885=E6=97= =A5 =E9=80=B1=E4=BA=8C =E4=B8=8B=E5=8D=888:29=E5=AF=AB=E9=81=93=EF=BC=9A > > On Tue, Oct 05, 2021 at 08:25:43PM +0800, ChiYuan Huang wrote: > > Mark Brown =E6=96=BC 2021=E5=B9=B410=E6=9C=885=E6= =97=A5 =E9=80=B1=E4=BA=8C =E4=B8=8B=E5=8D=887:49=E5=AF=AB=E9=81=93=EF=BC=9A > > > On Tue, Oct 05, 2021 at 09:16:54AM +0800, cy_huang wrote: > > > > > + richtek,use-dvdd-1p8v: > > > > + description: Indicate DVDD 1P8V is used, default for 3P3V or 5= V design > > > > + type: boolean > > > > I would expect this to be done through the regulator bindings, they > > > would allow the driver to query the supply voltage. > > > It's more like as the I/O pad voltage. > > Must be the same as I2C and I2S signal high level. > > It depends on the application SOC design. > > From my understanding, not all application SOC I/O voltage uses > > regulator interface. > > It doesn't really matter what the SoC is doing here, you can always add > regulator support to your device - you'd be requesting the supplies to > your device, if the SoC doesn't request the supplies that go to it that > doesn't really make a difference to what your driver does. > > Please don't take things off-list unless there is a really strong reason > to do so. Sending things to the list ensures that everyone gets a > chance to read and comment on things. Sorry, my fault. I just noticed the mail not reply all. Loop all again.