From patchwork Mon Mar 1 01:43:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Guo X-Patchwork-Id: 1445403 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=m3rwZ2wc; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4DpjpF2cWvz9sSC for ; Mon, 1 Mar 2021 12:48:21 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231367AbhCABo0 (ORCPT ); Sun, 28 Feb 2021 20:44:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44984 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230084AbhCABoY (ORCPT ); Sun, 28 Feb 2021 20:44:24 -0500 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B7FEC061788 for ; Sun, 28 Feb 2021 17:43:44 -0800 (PST) Received: by mail-pl1-x631.google.com with SMTP id u18so2706647plc.12 for ; Sun, 28 Feb 2021 17:43:44 -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:in-reply-to:references; bh=re5cneH5LwtASkkb/0TTV6Xt6BX2mOBhYFKz8Fn5mZk=; b=m3rwZ2wcH4mVG8aT8rSFmFWQcRo8Ry1I7h3d9X+MFtd+MPew3Tiuflom0cGALa5StK SDIX4kwPNrj/0YYKxJxXQBbOiukdUUgEd7AlBGnoqAVtUJFmN8ThUdQdbCEXeKXARgDP jnU+w6Xvc5H2AkA3pc985TwnffmiTtbq+GWpTr4ZucndpoFoEYL+GeACvTcab9xs4Oju N0x6pzg3IF7JONuXVI1ocuWtWIjr83cIYnaDcrPpDDJZ8JklokGqfYMqH5h11sn+OYA2 Ne17XjB8ScLWyxLoF+eO9Ca/ge7cAqYbFkvWddKTAza2kkxTGB6qBUNQng5OzUu4qu5A FJKA== 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:in-reply-to :references; bh=re5cneH5LwtASkkb/0TTV6Xt6BX2mOBhYFKz8Fn5mZk=; b=J3RZDZfNLgOx3BOqHTFKGl3eqwIszU/iFA1uXrpecCspfMiSkkpbt2o1qVNRi3Ji6I MfNT3+AO1Wf9+J3tdXfcoP/e31J3JGUJ3VBRRD1Lb/brGs8BL8DpyXOciFMjs98xFEfW W6rocRqIX7jgRROe+1vcWoy12kZpntWfx2POjplMy5mI/+3VsQgApSHE9IJ2tElxOP8U NXD9Y+O1gQ04uBGGjo8gQOPLa5TQkcs6VSGVV/WMSfh7v1Anyy2CucEA8v77WxsxDEqH VRofhWTW+uiE1Yld0y9FM3lxx2zBWk4VfkyZYFkTlBKhRyVDSRwGJuuYJe5UO3FiHxwc G5pA== X-Gm-Message-State: AOAM533FedqfwQGgvsCeBZZ78QxDjT9D4rV4W98Z8vA1zW3pSCpvvKPt eK4XBAYexvJEiVkw6xeA74hrMg== X-Google-Smtp-Source: ABdhPJwKX7pq2bMMM9G6Xb5UrNgu+ahjrdsdzk0sMimihfsX5DD0u824rMpkSfGWFK72TaWN8gBCVQ== X-Received: by 2002:a17:902:6b06:b029:e3:5edf:c2a1 with SMTP id o6-20020a1709026b06b02900e35edfc2a1mr13493323plk.51.1614563023773; Sun, 28 Feb 2021 17:43:43 -0800 (PST) Received: from localhost.localdomain (80.251.214.228.16clouds.com. [80.251.214.228]) by smtp.gmail.com with ESMTPSA id q95sm5641080pjq.20.2021.02.28.17.43.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 28 Feb 2021 17:43:43 -0800 (PST) From: Shawn Guo To: Linus Walleij Cc: Bjorn Andersson , linux-gpio@vger.kernel.org, linux-arm-msm@vger.kernel.org, Shawn Guo Subject: [PATCH 1/2] pinctrl: qcom: handle tiles for ACPI boot Date: Mon, 1 Mar 2021 09:43:28 +0800 Message-Id: <20210301014329.30104-2-shawn.guo@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210301014329.30104-1-shawn.guo@linaro.org> References: <20210301014329.30104-1-shawn.guo@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org It's not always the case that DT and ACPI describe hardware resource in the same schema, even for a single platform. For example, on SC8180X, DT uses the tiles schema while ACPI describe memory resource as a single region. It patches msm_pinctrl_probe() function to map tiles regions only for DT. While for ACPI, it maps the single memory resource and calculate tile bases with offsets passed from SoC data. Signed-off-by: Shawn Guo --- drivers/pinctrl/qcom/pinctrl-msm.c | 18 ++++++++++++++---- drivers/pinctrl/qcom/pinctrl-msm.h | 1 + 2 files changed, 15 insertions(+), 4 deletions(-) diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c index 40256663264f..2526f299bdce 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -4,6 +4,7 @@ * Copyright (c) 2013, The Linux Foundation. All rights reserved. */ +#include #include #include #include @@ -1399,6 +1400,7 @@ int msm_pinctrl_probe(struct platform_device *pdev, { struct msm_pinctrl *pctrl; struct resource *res; + void __iomem *base; int ret; int i; @@ -1415,7 +1417,7 @@ int msm_pinctrl_probe(struct platform_device *pdev, raw_spin_lock_init(&pctrl->lock); - if (soc_data->tiles) { + if (soc_data->tiles && !has_acpi_companion(&pdev->dev)) { for (i = 0; i < soc_data->ntiles; i++) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, soc_data->tiles[i]); @@ -1425,9 +1427,17 @@ int msm_pinctrl_probe(struct platform_device *pdev, } } else { res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - pctrl->regs[0] = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(pctrl->regs[0])) - return PTR_ERR(pctrl->regs[0]); + base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(base)) + return PTR_ERR(base); + + if (soc_data->tiles) { + for (i = 0; i < soc_data->ntiles; i++) + pctrl->regs[i] = base + + soc_data->tile_offsets[i]; + } else { + pctrl->regs[0] = base; + } pctrl->phys_base[0] = res->start; } diff --git a/drivers/pinctrl/qcom/pinctrl-msm.h b/drivers/pinctrl/qcom/pinctrl-msm.h index e31a5167c91e..91333942d53c 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.h +++ b/drivers/pinctrl/qcom/pinctrl-msm.h @@ -131,6 +131,7 @@ struct msm_pinctrl_soc_data { bool pull_no_keeper; const char *const *tiles; unsigned int ntiles; + const u32 *tile_offsets; const int *reserved_gpios; const struct msm_gpio_wakeirq_map *wakeirq_map; unsigned int nwakeirq_map;