From patchwork Thu Jun 23 09:04:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?QXhlIFlhbmcgKOadqOejiik=?= X-Patchwork-Id: 12891976 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id ECCA1C433EF for ; Thu, 23 Jun 2022 09:09:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=DxnaR25CUGXXD6kqUggygeDrWvsV5rMnydUOrAYvC4I=; b=bA2/eVtR5W5aIDnBnkbXSV1ByF UB5wrlZ8Fbjqsy7Byl7rQzdVcVVPVMc3BxDpC8Wog2Ino13wE1RnvHhrdZOCRTnu6LcPXXqFsPU1d bRQx6asIENznL/71MT1SFgQ2nrfnk2LeQPymd6gobpOXe04Gt0orhQm61tWWSg2j9Z9kTN1uT3rfS VG6/fbQx9KEdoy69H5ZeYtE1K6+sreKSrwAKlF39UEH82OCKkNnIfabv1pOybdK5PLFIvogCXo3L5 NAHbkFPPnKjUzxTulCuvIKk31yvmz9zdzmx2ifnWe1Cb5qZ4cfPr/t4P/tzohzTKcpRlo/on0DT4d tyy2Mnig==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4Ipt-00EFd3-36; Thu, 23 Jun 2022 09:09:13 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o4Iph-00EFYC-40; Thu, 23 Jun 2022 09:09:02 +0000 X-UUID: 9ca0610628724197a5a396951fe3867d-20220623 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.6,REQID:f67a04fe-9de2-4c1a-ac5b-7ec3158dadf9,OB:0,LO B:0,IP:0,URL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACT ION:release,TS:-5 X-CID-META: VersionHash:b14ad71,CLOUDID:30add92d-1756-4fa3-be7f-474a6e4be921,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil ,QS:nil,BEC:nil,COL:0 X-UUID: 9ca0610628724197a5a396951fe3867d-20220623 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 165644957; Thu, 23 Jun 2022 02:08:46 -0700 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 23 Jun 2022 02:05:07 -0700 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 23 Jun 2022 17:05:05 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 23 Jun 2022 17:05:01 +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 , , , , , , , , Rob Herring Subject: [PATCH v13 1/3] dt-bindings: mmc: mtk-sd: extend interrupts and pinctrls properties Date: Thu, 23 Jun 2022 17:04:43 +0800 Message-ID: <20220623090445.1401-2-axe.yang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220623090445.1401-1-axe.yang@mediatek.com> References: <20220623090445.1401-1-axe.yang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220623_020901_210553_E9EC6DF8 X-CRM114-Status: GOOD ( 11.46 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Extend interrupts and pinctrls for SDIO wakeup interrupt feature. This feature allow SDIO devices alarm asynchronous interrupt to host even when host stop providing clock to SDIO card. An extra wakeup interrupt and pinctrl states for SDIO DAT1 pin state switching are required in this scenario. Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Rob Herring Signed-off-by: Axe Yang --- .../devicetree/bindings/mmc/mtk-sd.yaml | 50 ++++++++++++++++++- 1 file changed, 49 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.yaml b/Documentation/devicetree/bindings/mmc/mtk-sd.yaml index 2a2e9fa8c188..62208a2c7ff7 100644 --- a/Documentation/devicetree/bindings/mmc/mtk-sd.yaml +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.yaml @@ -72,12 +72,27 @@ properties: - const: ahb_cg interrupts: - maxItems: 1 + description: + Should at least contain MSDC GIC interrupt. To support SDIO in-band wakeup, an extended + interrupt is required and be configured as wakeup source irq. + minItems: 1 + maxItems: 2 + + interrupt-names: + items: + - const: msdc + - const: sdio_wakeup pinctrl-names: + description: + Should at least contain default and state_uhs. To support SDIO in-band wakeup, dat1 pin + will be switched between GPIO mode and SDIO DAT1 mode, state_eint is mandatory in this + scenario. + minItems: 2 items: - const: default - const: state_uhs + - const: state_eint pinctrl-0: description: @@ -89,6 +104,11 @@ properties: should contain uhs mode pin ctrl. maxItems: 1 + pinctrl-2: + description: + should switch dat1 pin to GPIO mode. + maxItems: 1 + assigned-clocks: description: PLL of the source clock. @@ -208,4 +228,32 @@ examples: mediatek,hs400-cmd-resp-sel-rising; }; + mmc3: mmc@11260000 { + compatible = "mediatek,mt8173-mmc"; + reg = <0x11260000 0x1000>; + clock-names = "source", "hclk"; + clocks = <&pericfg CLK_PERI_MSDC30_3>, + <&topckgen CLK_TOP_MSDC50_2_H_SEL>; + interrupt-names = "msdc", "sdio_wakeup"; + interrupts-extended = <&gic GIC_SPI 74 IRQ_TYPE_LEVEL_LOW 0>, + <&pio 23 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default", "state_uhs", "state_eint"; + pinctrl-0 = <&mmc2_pins_default>; + pinctrl-1 = <&mmc2_pins_uhs>; + pinctrl-2 = <&mmc2_pins_eint>; + bus-width = <4>; + max-frequency = <200000000>; + cap-sd-highspeed; + sd-uhs-sdr104; + keep-power-in-suspend; + wakeup-source; + cap-sdio-irq; + no-mmc; + no-sd; + non-removable; + vmmc-supply = <&sdio_fixed_3v3>; + vqmmc-supply = <&mt6397_vgp3_reg>; + mmc-pwrseq = <&wifi_pwrseq>; + }; + ...