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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7266DC10F11 for ; Mon, 15 Apr 2019 07:17:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4C9E320833 for ; Mon, 15 Apr 2019 07:17:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726429AbfDOHR5 (ORCPT ); Mon, 15 Apr 2019 03:17:57 -0400 Received: from twhmllg3.macronix.com ([211.75.127.131]:48705 "EHLO TWHMLLG3.macronix.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726332AbfDOHRy (ORCPT ); Mon, 15 Apr 2019 03:17:54 -0400 Received: from localhost.localdomain ([172.17.195.96]) by TWHMLLG3.macronix.com with ESMTP id x3F7HBqw066124; Mon, 15 Apr 2019 15:17:14 +0800 (GMT-8) (envelope-from masonccyang@mxic.com.tw) From: Mason Yang To: broonie@kernel.org, marek.vasut@gmail.com, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, bbrezillon@kernel.org, linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven , lee.jones@linaro.org, sergei.shtylyov@cogentembedded.com, robh+dt@kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org Cc: juliensu@mxic.com.tw, Simon Horman , Mason Yang Subject: [PATCH v10 3/3] dt-bindings: mfd: Document Renesas R-Car Gen3 RPC-IF controller bindings Date: Mon, 15 Apr 2019 15:37:14 +0800 Message-Id: <1555313834-15107-4-git-send-email-masonccyang@mxic.com.tw> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1555313834-15107-1-git-send-email-masonccyang@mxic.com.tw> References: <1555313834-15107-1-git-send-email-masonccyang@mxic.com.tw> X-MAIL: TWHMLLG3.macronix.com x3F7HBqw066124 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document the bindings used by the Renesas R-Car Gen3 RPC-IF MFD controller. Signed-off-by: Mason Yang --- .../devicetree/bindings/mfd/mfd-renesas-rpc.txt | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt diff --git a/Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt b/Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt new file mode 100644 index 0000000..bfb3d29 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/mfd-renesas-rpc.txt @@ -0,0 +1,37 @@ +Renesas R-Car Gen3 RPC-IF MFD controller Device Tree Bindings +------------------------------------------------------------- + +Required properties: +- compatible: should be an SoC-specific compatible value, followed by + "renesas,rcar-gen3-rpc" as a fallback. + supported SoC-specific values are: + "renesas,r8a77995-rpc" (R-Car D3) +- reg: should contain 2 entries, one for the base address of rpc-if registers, + and one for the direct mapping area +- reg-names: should contain "regs", and "dirmap" +- clocks: should contain 1 entries for the module's clock +- clock-names: should contain "rpc" +- #address-cells: should be 1 +- #size-cells: should be 0 + +Example: + + rpc: rpc-if@ee200000 { + compatible = "renesas,r8a77995-rpc", "renesas,rcar-gen3-rpc"; + reg = <0 0xee200000 0 0x200>, <0 0x08000000 0 0x4000000>; + reg-names = "regs", "dirmap"; + clocks = <&cpg CPG_MOD 917>; + clock-names = "rpc"; + power-domains = <&sysc R8A77995_PD_ALWAYS_ON>; + resets = <&cpg 917>; + #address-cells = <1>; + #size-cells = <0>; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <40000000>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <1>; + }; + }; -- 1.9.1