From patchwork Wed Feb 28 17:48:56 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 130019 Delivered-To: patch@linaro.org Received: by 10.80.172.228 with SMTP id x91csp1819463edc; Wed, 28 Feb 2018 09:50:51 -0800 (PST) X-Google-Smtp-Source: AH8x224Iw/vDOQIlnXog+8mfZaWJrUCr5+KhwFJs8U4DsYJNxusfzdKugBbk3OBEaW1PYsRKmwRb X-Received: by 10.98.194.219 with SMTP id w88mr18599580pfk.26.1519840251749; Wed, 28 Feb 2018 09:50:51 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1519840251; cv=none; d=google.com; s=arc-20160816; b=ZHH728JSGWNjrWZ5s+I/8MhaCgBajLJml4RdVyhmpXlw4KtjGsLDwidWiOhQ/SeJD5 S7fAG4KmfDkiaOIkc3RrQRRXYKwhE2Mh3N0JOQ17+9oRvMA3Xn/hiN16sCHGgJYDFij6 +a2eHbohIw/OKCWnZv/BNIHygiL0298wHDwDOiAFpvOOb0VDZMSKlcwrzk4kvhJcDN+O pMAqPQKHx/EABx5nqVJ1KDqob/S9XiMmBzH0I95ltqk/dJNj3kXIsMnVvkBclylVC1K1 8iB7QwlARdRuOIs6qCcw+b1TV7Z3EN6E25D1sclFzgGgY3JDAMcWKfZlpEPBuKQDycv/ QD5A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :dkim-signature:arc-authentication-results; bh=u+brDA1TE6O+hspVE8EIndcclrGNtrQEEnyzmYGALMw=; b=j3i22TFLmumaUyV+NjQ4hnp0FzRMGd0VusVY7V8t9SX9pQj4qZUzOGeFcknR+K6aih 9Y+jfvdnOWTC8og3f08b1CANQ+DJllLnVOyU3jTg9rxSBv2XNMOEl/1RTSUnod5rc70v 7w3rJpPkmMTzmXzzNL2rRiY/1bXD/XWKoRxX1QR0CVRmudg9z1FAfhBkpzuEjmKKy4+k Hw9mEbcg8PNGSE4dDacjfvGkHo8n72iFoaubfQxSZou4W3EY62Xk1LCBZjekkGdbG+Yp nL1PvqQR5XRJ9hOye8N+lqxGMJRD5q9/6258gLRngYOtsxpz4uECSo+4BJrHkEWi47IM 1kSQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org header.s=google header.b=bQDh0xb0; spf=pass (google.com: best guess record for domain of linux-gpio-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-gpio-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id g7si1577138pfm.0.2018.02.28.09.50.50; Wed, 28 Feb 2018 09:50:51 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-gpio-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org header.s=google header.b=bQDh0xb0; spf=pass (google.com: best guess record for domain of linux-gpio-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-gpio-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932646AbeB1Rut (ORCPT + 5 others); Wed, 28 Feb 2018 12:50:49 -0500 Received: from mail-pl0-f67.google.com ([209.85.160.67]:43883 "EHLO mail-pl0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932621AbeB1Rur (ORCPT ); Wed, 28 Feb 2018 12:50:47 -0500 Received: by mail-pl0-f67.google.com with SMTP id f23-v6so1941624plr.10 for ; Wed, 28 Feb 2018 09:50:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=HSKVjLhawedZqQde1aDDpkmsvz0AxopDoBcbPC0BEN0=; b=bQDh0xb0RTgYbZEqbAWcB95tVOZXH468/L45G+56yUl3lfw8vX0UGto04+ry9G46Gl KRgfA+I1Qk0LazwhLWR8FgusyO2AJiFsu2WGaAjheGX+ZrYmUkfMbwnxbT8iObba+s42 DlHUCwjuXeJwX/8naTDi7tz7xCquSGfa4mQqs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=HSKVjLhawedZqQde1aDDpkmsvz0AxopDoBcbPC0BEN0=; b=hGRhR5iQh1KVPxnGZ+cFRqfx7UOwP66tzRSylSOIj9o0wOpm/RqsUKrZrqNrN7vmf1 S1Q0oCSzxrK+55dJ/aQNsCoeVbLtxMcy1MetH3Db26V868RtzOue1i/H0Ae1BA+AJdEV ubhy7iSmIG4CjNKBLpwrG1u06so1tWItsWwhfx0n6jbkjheKKU1WgLD76y46pIxZlmG1 9rDrHZ8b2/Q4F4zGzDmYkDKjOchhC62utDuoGNgAEPTkLlXnPnETT0obWqJseb9G/mGY CFvQKzaU5whCpJ/nvSfG4uEfySSupAp1RwSkYHa8h0s2ghT3hIdKvil3Wl8eI79WrbYR rWFw== X-Gm-Message-State: APf1xPADMCgIwmfgf/P+JouJ5hbBhyyJZeoal0pSlFiiCJjTtxvipdh7 xVs/m09zHNiG4V/mjHOLGoCw X-Received: by 2002:a17:902:a60d:: with SMTP id u13-v6mr18605397plq.165.1519840247046; Wed, 28 Feb 2018 09:50:47 -0800 (PST) Received: from localhost.localdomain ([2405:204:7380:867e:a4dd:d27b:1244:f453]) by smtp.gmail.com with ESMTPSA id q24sm3741615pgn.74.2018.02.28.09.50.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 28 Feb 2018 09:50:46 -0800 (PST) From: Manivannan Sadhasivam To: linus.walleij@linaro.org, robh+dt@kernel.org, afaerber@suse.de Cc: liuwei@actions-semi.com, mp-cs@actions-semi.com, 96boards@ucrobotics.com, devicetree@vger.kernel.org, daniel.thompson@linaro.org, amit.kucheria@linaro.org, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, hzhang@ucrobotics.com, bdong@ucrobotics.com, manivannanece23@gmail.com, Manivannan Sadhasivam Subject: [PATCH 00/10] Add Actions Semi S900 pinctrl and gpio support Date: Wed, 28 Feb 2018 23:18:56 +0530 Message-Id: <20180228174906.22721-1-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.14.1 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org This patchset adds pinctrl and gpio support for Actions Semi S900 SoC. Pinctrl and gpio subsystems share the common set of register range but implemented as individual drivers for making it less complex. Pinmux functions are only accessible for pin groups while pinconf parameters are available for both pin groups and individual pins. gpio-line-names has been added for the Bubblegum-96 board matching the 96Boards CE specification v1.0. Both pinctrl and gpio drivers are verified using the Bubblegum-96 board. This patchset depends on the clock driver which is still under review: https://lkml.org/lkml/2018/2/9/831 There is also S500 pinctrl and gpio driver developed by Andreas Farber independently to this patchset. https://github.com/afaerber/linux/commits/bg96-next If this patchseries seems to be good enough to add base OWL pinctrl and gpio support. Then, we may decide on adding S500 support on top of this later by reusing the pinctrl definitions from Andreas. Thanks, Mani Changes in v3: * Simplified owl_gpio_set_reg() with _relaxed functions * Added interrupt controller properties to gpio node bindings as suggested by Rob * Minor code cleanups Changes in v2: * Implemented each GPIO bank as its own gpio-controller * Added gpio-ranges property * Modified pin group to follow pad names instead of register names * Incorporated review comments from Andy * Incorporated review comments from Andreas * Fixed the MODULE_LICENSE with respect to SPDX tag * Added Reviewed by tag from Rob for pinctrl binding Manivannan Sadhasivam (10): dt-bindings: pinctrl: Add bindings for Actions S900 SoC arm64: dts: actions: Add pinctrl node for S900 arm64: actions: Enable PINCTRL in platforms Kconfig pinctrl: actions: Add Actions S900 pinctrl driver dt-bindings: gpio: Add gpio nodes for Actions S900 SoC arm64: dts: actions: Add S900 gpio nodes arm64: dts: actions: Add gpio line names to Bubblegum-96 board gpio: Add gpio driver for Actions OWL S900 SoC MAINTAINERS: Add reviewer for ACTIONS platforms MAINTAINERS: Add Actions Semi S900 pinctrl and gpio entries .../devicetree/bindings/gpio/actions,owl-gpio.txt | 95 + .../bindings/pinctrl/actions,s900-pinctrl.txt | 178 ++ MAINTAINERS | 5 + arch/arm64/Kconfig.platforms | 1 + arch/arm64/boot/dts/actions/s900-bubblegum-96.dts | 201 ++ arch/arm64/boot/dts/actions/s900.dtsi | 54 + drivers/gpio/Kconfig | 8 + drivers/gpio/Makefile | 1 + drivers/gpio/gpio-owl.c | 218 ++ drivers/pinctrl/Kconfig | 1 + drivers/pinctrl/Makefile | 1 + drivers/pinctrl/actions/Kconfig | 12 + drivers/pinctrl/actions/Makefile | 2 + drivers/pinctrl/actions/pinctrl-owl.c | 571 +++++ drivers/pinctrl/actions/pinctrl-owl.h | 142 ++ drivers/pinctrl/actions/pinctrl-s900.c | 2505 ++++++++++++++++++++ 16 files changed, 3995 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/actions,owl-gpio.txt create mode 100644 Documentation/devicetree/bindings/pinctrl/actions,s900-pinctrl.txt create mode 100644 drivers/gpio/gpio-owl.c create mode 100644 drivers/pinctrl/actions/Kconfig create mode 100644 drivers/pinctrl/actions/Makefile create mode 100644 drivers/pinctrl/actions/pinctrl-owl.c create mode 100644 drivers/pinctrl/actions/pinctrl-owl.h create mode 100644 drivers/pinctrl/actions/pinctrl-s900.c -- 2.14.1 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html