From patchwork Fri Jan 21 07:19:40 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Axe Yang X-Patchwork-Id: 534026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9A902C43219 for ; Fri, 21 Jan 2022 07:19:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378903AbiAUHTw (ORCPT ); Fri, 21 Jan 2022 02:19:52 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:59950 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S239127AbiAUHTu (ORCPT ); Fri, 21 Jan 2022 02:19:50 -0500 X-UUID: eb5935765f2f49c79e97f43dae5359ea-20220121 X-UUID: eb5935765f2f49c79e97f43dae5359ea-20220121 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1053908426; Fri, 21 Jan 2022 15:19:48 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Fri, 21 Jan 2022 15:19:46 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 21 Jan 2022 15:19:45 +0800 From: Axe Yang To: Ulf Hansson , Rob Herring , Chaotian Jing , Matthias Brugger , Adrian Hunter CC: Yoshihiro Shimoda , Satya Tangirala , Andy Shevchenko , Wolfram Sang , Axe Yang , Lucas Stach , Eric Biggers , Andrew Jeffery , Stephen Boyd , Kiwoong Kim , Yue Hu , Tian Tao , , , , , , Subject: [PATCH v5 1/3] dt-bindings: mmc: add cap-sdio-async-irq flag Date: Fri, 21 Jan 2022 15:19:40 +0800 Message-ID: <20220121071942.11601-2-axe.yang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220121071942.11601-1-axe.yang@mediatek.com> References: <20220121071942.11601-1-axe.yang@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Asynchronous interrupt is a mechanism that allow SDIO devices alarm interrupt when host stop providing clock to card. Add a DT flag to enable this feature if it is supported by SDIO card. Signed-off-by: Axe Yang Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml index 513f3c8758aa..16fb06f88471 100644 --- a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml +++ b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml @@ -165,6 +165,11 @@ properties: description: eMMC hardware reset is supported + cap-sdio-async-irq: + $ref: /schemas/types.yaml#/definitions/flag + description: + SDIO async interrupt is supported. + cap-sdio-irq: $ref: /schemas/types.yaml#/definitions/flag description: