Received: by 2002:a05:6a10:6d25:0:0:0:0 with SMTP id gq37csp1535061pxb; Sun, 12 Sep 2021 23:04:55 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwrRRaTzzWVvXyaXGllCeKmFZntFbP09okaTSNB2masORgPqzITwnd+TRgIZUQLE7jtP1ab X-Received: by 2002:a17:906:f24f:: with SMTP id gy15mr8720098ejb.226.1631513095140; Sun, 12 Sep 2021 23:04:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1631513095; cv=none; d=google.com; s=arc-20160816; b=DCOcB3fmGtt9XEPyr1L51kPjyqrwvEx8/uK7tkvUYKwsCIc8irs/jZHJNvG3trSUVE 1OcmR+wgWqXnLvSb0Oi71y4czDSBsSlg2RmrxnVrc3m6GAFaqAdGHQ3+FUyWumWs188U 4Rfirw6/9wKm9XAoxVuYUcKKCw20yUa+mmEanpIDyo59pT9V4ptBbg36+zllB8nM0pSQ R91UxrRn4P5js7TIj00tCT5QZnO46SiujRXd0+gJzBJELB//yi9PXzI+aGtgUTwpmNrB 0qeQhfloaEjF5CRsNvatC5gKAptaL2arNBrv2bqu9zRlOzOWTEMc3SnDJ4iC5YN2Wv/G 8cmQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:message-id:date:subject:cc:to:from; bh=VeFV/tjjRw5KH6QhoNRSOWGCcx3ScmiAkc4ihFiDD5o=; b=mY98vNMxcRnT1WEBr7HzJVzg0YY0tJXbDDoGtIYDP98qCx5rIbxYMZD0+jCCElNEXX TF6C4FFFvIi5dZvjYx9aIFyLDwhNfs4lkofnvzmkH+ogl1LiE4r1knij/tJmBas6cd5K w2D4oqzLXkzgZKYRO+4Ww+OGZTzrhbkQj6O97OPS9kBYPFWh4LagEHxt6XUQpAeDMHZc v0jTFZslA/bsJ5Z/xdWmlAogS4HQaYtuHsPxa96tezfRjvfpKjTndHA5hNxFRCgYUqzY RSMSbF8y740/nU12SFR50oi5Ie4iSOt20iD4f0TgpTAOuchI7k79OZbl1M3Sea6Ln308 UkDg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id ml19si2544866ejb.349.2021.09.12.23.04.31; Sun, 12 Sep 2021 23:04:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237235AbhIMGE3 (ORCPT + 99 others); Mon, 13 Sep 2021 02:04:29 -0400 Received: from twspam01.aspeedtech.com ([211.20.114.71]:24557 "EHLO twspam01.aspeedtech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237102AbhIMGE0 (ORCPT ); Mon, 13 Sep 2021 02:04:26 -0400 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 18D5ggQb094964; Mon, 13 Sep 2021 13:42:42 +0800 (GMT-8) (envelope-from chiawei_wang@aspeedtech.com) Received: from ChiaWeiWang-PC.aspeed.com (192.168.2.66) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 13 Sep 2021 14:02:26 +0800 From: Chia-Wei Wang To: , , , , , , , CC: , Subject: [PATCH v4 0/4] arm: aspeed: Add UART routing support Date: Mon, 13 Sep 2021 14:02:27 +0800 Message-ID: <20210913060231.15619-1-chiawei_wang@aspeedtech.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [192.168.2.66] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 18D5ggQb094964 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add UART routing driver and the device tree nodes. v4: - Convert aspeed-lpc bindings to YAML schema to resolve dependecy issues v3: - Add individual bindings in YAML - Add support for AST24xx (AST25xx shares the same design) - Add more explanation for the sysfs ABI v2: - Add dt-bindings - Add ABI documents for the exported sysfs interface - Revise driver implementation suggested by Joel Chia-Wei Wang (4): dt-bindings: mfd: aspeed-lpc: Convert to YAML schema dt-bindings: aspeed: Add UART routing controller soc: aspeed: Add UART routing support ARM: dts: aspeed: Add uart routing to device tree .../testing/sysfs-driver-aspeed-uart-routing | 15 + .../devicetree/bindings/mfd/aspeed-lpc.txt | 157 ----- .../devicetree/bindings/mfd/aspeed-lpc.yaml | 191 ++++++ .../bindings/soc/aspeed/uart-routing.yaml | 70 ++ arch/arm/boot/dts/aspeed-g4.dtsi | 6 + arch/arm/boot/dts/aspeed-g5.dtsi | 6 + arch/arm/boot/dts/aspeed-g6.dtsi | 6 + drivers/soc/aspeed/Kconfig | 10 + drivers/soc/aspeed/Makefile | 9 +- drivers/soc/aspeed/aspeed-uart-routing.c | 603 ++++++++++++++++++ 10 files changed, 912 insertions(+), 161 deletions(-) create mode 100644 Documentation/ABI/testing/sysfs-driver-aspeed-uart-routing delete mode 100644 Documentation/devicetree/bindings/mfd/aspeed-lpc.txt create mode 100644 Documentation/devicetree/bindings/mfd/aspeed-lpc.yaml create mode 100644 Documentation/devicetree/bindings/soc/aspeed/uart-routing.yaml create mode 100644 drivers/soc/aspeed/aspeed-uart-routing.c -- 2.17.1