From patchwork Tue Apr 7 07:22:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Light Hsieh X-Patchwork-Id: 11477659 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 32A3D912 for ; Tue, 7 Apr 2020 07:32:28 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0C275206F5 for ; Tue, 7 Apr 2020 07:32:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="GK6W6fwy"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="KRbxMquy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0C275206F5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=0O0+t2RzX4aiHzeYKjcEsR7cl20mT7EiJxxzKwCY7L8=; b=GK6W6fwyjTQfPV rOUu9gSLTxinjEQRGEdzll8xIYQ8kLBvYCN9lXivfdjfSt+Cu82gaSPFWtmGRgDhFPMBuxkcGzfQq VGUow4b+7WMz2iytSiiuTq5l0CJsUDPxWR0Eg7Llf0UtOX5tQvlmaUOBLXo0GpKbABkhsMHqA5a99 cRbcamoM0QbxlepyYgVD1ScH/lnEzdoIjfRwyBmHaa++0bRkK6hndoKY0C8JBo/4BiDkmucScEIVr E3BQlI7OMvGBXAFHkESh/vaN5qQ8agzDeflGSbuOmeAjRQzHXI4nESC+Thozosoe/Sa7IL9V6J9mQ PsAvQy3jejeL0/46n2bQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jLiig-0006U8-Ig; Tue, 07 Apr 2020 07:32:26 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jLiie-0006T8-14 for linux-mediatek@lists.infradead.org; Tue, 07 Apr 2020 07:32:25 +0000 X-UUID: ef32164804bb42df87bcb407a7c11cd8-20200406 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=LcKOflwcAVgIoKzi1ClTy0WXvLpBoUICseaOM3oRllU=; b=KRbxMquyngabsCPIGMTanlXxqnSmUixsb+4xphBX8TaNZSGs/o8nCTx/n6shfAYZbgqYSs5UTtX7AELPatHv9TCcX5LYQeCTNlsvZ4V6c5GQ0jXSuOm8gXv8hK3rSe5BRL6jYB1KF+bUSv6i/8G7gO9S7Z5i6E7LohwOQsgbQU4=; X-UUID: ef32164804bb42df87bcb407a7c11cd8-20200406 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 267524526; Mon, 06 Apr 2020 23:32:32 -0800 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Apr 2020 00:22:18 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 7 Apr 2020 15:22:15 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 7 Apr 2020 15:22:09 +0800 From: To: Subject: [PATCH v6 0/2] pinctr: mediatek: make MediaTek pinctrl-paris and related driver ready for buidling loadable module Date: Tue, 7 Apr 2020 15:22:08 +0800 Message-ID: <1586244130-21523-1-git-send-email-light.hsieh@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty MIME-Version: 1.0 X-TM-SNTS-SMTP: 439E575EA29836A477196E91C88EBF3671BF192137C8D0A792237965C856E59B2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200407_003224_076253_7B140336 X-CRM114-Status: UNSURE ( 8.15 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sean.wang@kernel.org, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, Light Hsieh , linux-gpio@vger.kernel.org, linux-mediatek@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Light Hsieh pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module In the future we want to be able to build the MediaTek pinctrl driver, based on paris, as kernel module. This patch allows pinctrl-paris.c, the external interrupt controller mtk-eint.c, and pinctrl-mtk-common-v2.c to be loadable as module. The following is the rationale for determining whether mtk-eint.c, pinctrl-mtk-common-v2.c, and pinctrl-paris.c are built as loadable module: 1. drivers/pinctrl/mediatek/Kconfig: 1.1 PINCTRL_MTXXXX: change from bool to tristate. It is specified in defconfig file. MTXXXX can only be the user of pinctrl-paris, which can MT6765 or MT8183. The patch for changing PINCTRL_MT6765 from bool to tristate will be given as the next patch of the patch series. 1.2 PINCTRL_MTK_PARIS: change from bool to tristate and select PINCTRL_MTK_V2. No need to specify in defconfig file. * PINCTRL_MTK_PARIS will be y if any PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS is y. * PINCTRL_MTK_PARIS will be n if all PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS is n. * PINCTRL_MTK_PARIS will be m if some PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS are m and other PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS are n. 1.3 PINCTRL_MTK_MOORE: select EINT_MTK and PINCTRL_MTK_V2. It is make to be ready for building as loadable kernel module because it is not used on Android kernel. 1.4 PINCTRL_MTK_V2: add this tristate config which depends on PINCTRL_MTK_PARIS and PINCTRL_MTK_MOORE. No need to specify in defconfig file. * PINCTRL_MTK_V2 will be y if either PINCTRL_MTK_PARIS or PINCTRL_MTK_MOORE is y. * PINCTRL_MTK_V2 will be n if both PINCTRL_MTK_PARIS and PINCTRL_MTK_MOORE are n. * PINCTRL_MTK_V2 will be m if PINCTRL_MTK_PARIS is m and PINCTRL_MTK_MOORE is n. 1.5 EINT_MTK: change from bool to tristate and add rule for default. No need to specify in defconfig file. * First rule: determine if EINT_MTK is y or n according to selection of PINCTRL_MTK or PINCTRL_MTK_MORE. * Second rule: determine if EINT_MTK is y, m, or n according to selection of PINCTRL_MTK_PARIS. 2. drivers/pinctrl/mediatek/Makefile: Use PINCTRL_MTK_V2 to determine if pinctrl-mtk-common-v2.c is built as loadable module or built-in. Light Hsieh (2): pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding loadable module drivers/pinctrl/mediatek/Kconfig | 13 ++++++++++--- drivers/pinctrl/mediatek/Makefile | 5 +++-- drivers/pinctrl/mediatek/mtk-eint.c | 9 +++++++++ drivers/pinctrl/mediatek/pinctrl-mt6765.c | 4 ++++ drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c | 24 ++++++++++++++++++++++++ drivers/pinctrl/mediatek/pinctrl-paris.c | 6 ++++++ 6 files changed, 56 insertions(+), 5 deletions(-)