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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=no 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 11BF9C433FF for ; Tue, 13 Aug 2019 08:53:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E57BE2063F for ; Tue, 13 Aug 2019 08:53:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727915AbfHMIxa (ORCPT ); Tue, 13 Aug 2019 04:53:30 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:15185 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727715AbfHMIx3 (ORCPT ); Tue, 13 Aug 2019 04:53:29 -0400 X-UUID: 48d1413672114bf0bd830e48652dbd16-20190813 X-UUID: 48d1413672114bf0bd830e48652dbd16-20190813 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0707 with TLS) with ESMTP id 1334987500; Tue, 13 Aug 2019 16:53:22 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 13 Aug 2019 16:53:20 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 13 Aug 2019 16:53:19 +0800 From: Light Hsieh To: CC: , , , Subject: [PATCH v1 0/5] Improve MediaTek pinctrl v2 and make backward compatible to smartphone mass production usage Date: Tue, 13 Aug 2019 16:53:15 +0800 Message-ID: <1565686400-5711-1-git-send-email-light.hsieh@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch improves MediaTek pinctrl v2 and makes backward compatible to current smartphone mass production usage by: 1.Check gpio pin number and use binary search in control address lookup 2.Supporting driving setting without mapping current to register value 3.Correct usage of PIN_CONFIG get/set implementation 4.Backward compatible to previous Mediatek's bias-pull usage 5.Add support for pin configuration dump via sysfs