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[209.132.180.67]) by mx.google.com with ESMTP id t22si47640136plo.74.2019.04.16.07.28.57; Tue, 16 Apr 2019 07:29:14 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=SAKNrZAS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729587AbfDPO1r (ORCPT + 99 others); Tue, 16 Apr 2019 10:27:47 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:39315 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725981AbfDPO1q (ORCPT ); Tue, 16 Apr 2019 10:27:46 -0400 Received: by mail-pf1-f196.google.com with SMTP id i17so10502085pfo.6 for ; Tue, 16 Apr 2019 07:27:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=IbW3fW3dtTiI4e2mL4N5yspBvoNIWpqUcEPzc9yVMMs=; b=SAKNrZAS4r5CTzxwXqAtj0J1pcFfow9Ux1ut81Z4wbTVmJ09iggBPkxknYzHAALqdW Yn1z3IOdg3a/0QS86WnOTObQLtlPH+O34JzQpWis3PgycXJAljXLQ+smlf7YTVTe3Qi1 cjrD3Of/y8kCEARVcIICqasDTER/YF/jBGBXFF+KBE/0EmS3WReLk4rmXCrOGxIW4qTE ezLmUDRBij9huULXYlEbm+2pdYP0d3alWMaB5LK7fXhqa8+gA4+NKoCppMe4bKhNTDZz x33E4iWyMZ6MOiafyfJazXB/N8G3QblxaVHhgr90utbDGEXv4uEYMItE22ysEiU8V/8V CLVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=IbW3fW3dtTiI4e2mL4N5yspBvoNIWpqUcEPzc9yVMMs=; b=H2jdItIFszCJyT2FehNJH0VWVAM9reAX0NUFEAkvlRszjq0gzk0zZiQLFQVK4HuL6F aiT8AFicBDhMkZc+MlTbo3kXl9+fSP4lmRCCyFeohvij7XlwB+dskP32GeRttV0eTuM/ IsTRVOvgSZAth1tkq95dUE9cw79BBuB7lvaucHktd2zHG6TlrHD0L0SDXyeuzrvoADZd dhibVq769wwDd8CRpz7c2/217/bDQrsv24td29agfbPyEyPjndnNiO3mT0jNjDPzqdhB eTLbw4jPEw+k3mVtf+sl6f+s85H9QUGhNgWWu+VThk3IvsuhiXNx37q7fgp7V1PQA8Nc qK9w== X-Gm-Message-State: APjAAAWMNnBA/BJpXP6XAPAIZB9UzwB/F7REXRH+SYEZRLaUiOHHTf6g JlrA0WjRk1iI7FPa+n8mTxYmK0OWct+DMAR2JTxyzA== X-Received: by 2002:a65:4048:: with SMTP id h8mr65774740pgp.6.1555424865564; Tue, 16 Apr 2019 07:27:45 -0700 (PDT) MIME-Version: 1.0 References: <20190408144216.160082-1-venture@google.com> <998d869d-de1d-4ac9-b4e6-8942945912dd@www.fastmail.com> In-Reply-To: <998d869d-de1d-4ac9-b4e6-8942945912dd@www.fastmail.com> From: Patrick Venture Date: Tue, 16 Apr 2019 07:27:34 -0700 Message-ID: Subject: Re: [PATCH v10 1/2] dt-bindings: misc: aspeed-p2a-ctrl: add support To: Andrew Jeffery Cc: Rob Herring , Mark Rutland , Joel Stanley , Greg Kroah-Hartman , devicetree@vger.kernel.org, "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , linux-aspeed@lists.ozlabs.org, Linux Kernel Mailing List , Rob Herring Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 8, 2019 at 5:48 PM Andrew Jeffery wrote: > > > > On Tue, 9 Apr 2019, at 00:12, Patrick Venture wrote: > > Document the ast2400, ast2500 PCI-to-AHB bridge control driver bindings. > > > > Signed-off-by: Patrick Venture > > Reviewed-by: Rob Herring > > Reviewed-by: Andrew Jeffery > > > --- > > Changes for v10: > > - Chopped out nearly identical information. > > Changes for v9: > > - Added missing details about syscon parent > > Changes for v8: > > - None > > Changes for v7: > > - Moved node under the syscon node it requires > > Changes for v6: > > - None > > Changes for v5: > > - None > > Changes for v4: > > - None > > Changes for v3: > > - None > > Changes for v2: > > - Added comment about syscon required parameter. > > --- > > .../bindings/misc/aspeed-p2a-ctrl.txt | 47 +++++++++++++++++++ > > 1 file changed, 47 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/misc/aspeed-p2a-ctrl.txt > > > > diff --git a/Documentation/devicetree/bindings/misc/aspeed-p2a-ctrl.txt > > b/Documentation/devicetree/bindings/misc/aspeed-p2a-ctrl.txt > > new file mode 100644 > > index 0000000000000..854bd67ffec68 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/misc/aspeed-p2a-ctrl.txt > > @@ -0,0 +1,47 @@ > > +====================================================================== > > +Device tree bindings for Aspeed AST2400/AST2500 PCI-to-AHB Bridge > > Control Driver > > +====================================================================== > > + > > +The bridge is available on platforms with the VGA enabled on the > > Aspeed device. > > +In this case, the host has access to a 64KiB window into all of the > > BMC's > > +memory. The BMC can disable this bridge. If the bridge is enabled, > > the host > > +has read access to all the regions of memory, however the host only > > has read > > +and write access depending on a register controlled by the BMC. > > + > > +Required properties: > > +=================== > > + > > + - compatible: must be one of: > > + - "aspeed,ast2400-p2a-ctrl" > > + - "aspeed,ast2500-p2a-ctrl" > > + > > +Optional properties: > > +=================== > > + > > +- memory-region: A phandle to a reserved_memory region to be used for > > the PCI > > + to AHB mapping > > + > > +The p2a-control node should be the child of a syscon node with the > > required > > +property: > > + > > +- compatible : Should be one of the following: > > + "aspeed,ast2400-scu", "syscon", "simple-mfd" > > + "aspeed,g4-scu", "syscon", "simple-mfd" > > + "aspeed,ast2500-scu", "syscon", "simple-mfd" > > + "aspeed,g5-scu", "syscon", "simple-mfd" > > + > > +Example > > +=================== > > + > > +g4 Example > > +---------- > > + > > +syscon: scu@1e6e2000 { > > + compatible = "aspeed,ast2400-scu", "syscon", "simple-mfd"; > > + reg = <0x1e6e2000 0x1a8>; > > + > > + p2a: p2a-control { > > + compatible = "aspeed,ast2400-p2a-ctrl"; > > + memory-region = <&reserved_memory>; > > + }; > > +}; > > -- > > 2.21.0.392.gf8f6787159e-goog > > > > I'm sorry, is there something more I need to do with the patch series? Sometimes I miss emails. Thanks, Patrick