From patchwork Tue Sep 21 11:16:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 12507709 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 99751C433F5 for ; Tue, 21 Sep 2021 11:16:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E1D260EC0 for ; Tue, 21 Sep 2021 11:16:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232385AbhIULRt (ORCPT ); Tue, 21 Sep 2021 07:17:49 -0400 Received: from muru.com ([72.249.23.125]:35732 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232394AbhIULRq (ORCPT ); Tue, 21 Sep 2021 07:17:46 -0400 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 732E48127; Tue, 21 Sep 2021 11:16:44 +0000 (UTC) From: Tony Lindgren To: Ulf Hansson Cc: Adrian Hunter , Chunyan Zhang , Faiz Abbas , Kishon Vijay Abraham I , Santosh Shilimkar , linux-mmc@vger.kernel.org, linux-omap@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org Subject: [PATCH 5/5] mmc: sdhci-omap: Configure optional wakeirq Date: Tue, 21 Sep 2021 14:16:00 +0300 Message-Id: <20210921111600.24577-6-tony@atomide.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921111600.24577-1-tony@atomide.com> References: <20210921111600.24577-1-tony@atomide.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Configure optional wakeirq. This may be optionally configured for SDIO dat1 pin for wake-up events for SoCs that support deeper idle states. Signed-off-by: Tony Lindgren --- drivers/mmc/host/sdhci-omap.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -12,8 +12,10 @@ #include #include #include +#include #include #include +#include #include #include #include @@ -117,6 +119,7 @@ struct sdhci_omap_host { struct pinctrl *pinctrl; struct pinctrl_state **pinctrl_state; + int wakeirq; unsigned long context_valid:1; unsigned long is_runtime_suspended:1; unsigned long needs_resume:1; @@ -1360,6 +1363,21 @@ static int sdhci_omap_probe(struct platform_device *pdev) sdhci_omap_context_save(omap_host); omap_host->context_valid = 1; + of_irq_get_byname(dev->of_node, "wakeup"); + if (omap_host->wakeirq == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto err_cleanup_host; + } + if (omap_host->wakeirq > 0) { + device_init_wakeup(dev, true); + ret = dev_pm_set_dedicated_wake_irq(dev, omap_host->wakeirq); + if (ret) { + device_init_wakeup(dev, false); + goto err_cleanup_host; + } + host->mmc->pm_caps |= MMC_PM_WAKE_SDIO_IRQ; + } + pm_runtime_put_sync(dev); return 0; @@ -1385,6 +1403,7 @@ static int sdhci_omap_remove(struct platform_device *pdev) pm_runtime_get_sync(dev); sdhci_remove_host(host, true); + dev_pm_clear_wake_irq(dev); pm_runtime_put_sync(dev); pm_runtime_disable(dev); sdhci_pltfm_free(pdev);