Received: by 2002:a05:6a10:f347:0:0:0:0 with SMTP id d7csp693417pxu; Wed, 2 Dec 2020 00:28:41 -0800 (PST) X-Google-Smtp-Source: ABdhPJzjhZSJBKFE3IR3PIAzjwMqrDF2WRe2Q+UizO2BBJlMm/a77iw87DMuKVmInGH3veiN5y/e X-Received: by 2002:a17:906:f05:: with SMTP id z5mr1315909eji.8.1606897721603; Wed, 02 Dec 2020 00:28:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1606897721; cv=none; d=google.com; s=arc-20160816; b=BU+7bQEAA4IA7MNryfO4zn+OyL2DboPTW/e892EdjmfgW2X/n/cRBALzAL+EBavbHw JlqEue6oMx0DOFNg0K2UJ3ekadFczHn6rciXpIRLRJuuv/qX0hAblwt855FNx+t+whGd zKciLdj4p9bD6JjE7oJPB5ZRrL/Xg8FvQSmk67dgdFlo7K2K7SlHRd+uz1AM6g4C2V2a CpAQFV8At0wfX9Y4olIGuYBKr/Zh1rRVOk3EGhCNHQk6rN0NlUL7zM7vRolzLmfD3Cwi RFKIXdvo2Zpokf3JVb8W3JgEtTF4Nxs84xF9J8n+dtJe6pcXh29K82WnDSRin8UoYyXi j3vA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:to:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:from; bh=D8RhmfjME0ATBNSYe3Vuqikq5tIQi7vayVu4xN9ySSc=; b=hUtbxcFmGTtLE1aVgzMhBgPx0L74TNinu+W693GCgmUSieMQe1cKySv09MPQFiD0Pa r4yQ0M4tYG3b9nkL7u/suq3MGJDDf/xAaxYx3qAkx2D3WPHCXhG0MQeaHAPjHAsI6JAW d95jTKVBfKe54N2coOwfhAnHXUdLF0tQwMFvi0WUD5oyDc7RnvjdbrxVEYot9jEsHMbC L/87vbaEchA2tynuG8fTe+QuDUqPlrnAkBlxRdtjXBfb9CXyHbiWfE3VGNDbXDcsOrs5 VFmhEfzN9sXA1UE7mKgVJMF6iRvylOOin6npxYqEAKDyFYnJjfNIbsoYGc7CE+EdpeTQ jVPw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id da5si669867edb.469.2020.12.02.00.28.18; Wed, 02 Dec 2020 00:28:41 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387700AbgLBI0L (ORCPT + 99 others); Wed, 2 Dec 2020 03:26:11 -0500 Received: from server-x.ipv4.hkg02.ds.network ([27.111.83.178]:49120 "EHLO mail.gtsys.com.hk" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1726148AbgLBI0L (ORCPT ); Wed, 2 Dec 2020 03:26:11 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.gtsys.com.hk (Postfix) with ESMTP id B6F6D200D28A; Wed, 2 Dec 2020 16:25:24 +0800 (HKT) X-Virus-Scanned: Debian amavisd-new at gtsys.com.hk Received: from mail.gtsys.com.hk ([127.0.0.1]) by localhost (mail.gtsys.com.hk [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id OEkpvfX_SFVv; Wed, 2 Dec 2020 16:25:24 +0800 (HKT) Received: from s01.gtsys.com.hk (unknown [10.128.4.2]) by mail.gtsys.com.hk (Postfix) with ESMTP id 9CB72200D287; Wed, 2 Dec 2020 16:25:24 +0800 (HKT) Received: from armhf2.gtsys.com.hk (unknown [10.128.4.15]) by s01.gtsys.com.hk (Postfix) with ESMTP id 9486AC019F3; Wed, 2 Dec 2020 16:25:24 +0800 (HKT) Received: by armhf2.gtsys.com.hk (Postfix, from userid 1000) id 93BA8200756; Wed, 2 Dec 2020 16:25:24 +0800 (HKT) From: Chris Ruehl Cc: devicetree@vger.kernel.org, Chris Ruehl , Kishon Vijay Abraham I , Vinod Koul , Rob Herring , Heiko Stuebner , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: [PATCH 2/2] devicetree: phy: rockchip-emmc add output-tapdelay-select Date: Wed, 2 Dec 2020 16:25:07 +0800 Message-Id: <20201202082507.3536-3-chris.ruehl@gtsys.com.hk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201202082507.3536-1-chris.ruehl@gtsys.com.hk> References: <20201202082507.3536-1-chris.ruehl@gtsys.com.hk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Update the rockchip-emmc-phy.txt and add the u32 property 'output-tapdelay-select'. This allow to set the otapdlysec register. Tested with our customized rk3399 board to tune eMMC. Signed-off-by: Chris Ruehl --- Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt index 3e4d2d79a65d..00aa2d349e55 100644 --- a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt +++ b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt @@ -18,6 +18,9 @@ Optional properties: If not set, the default value of 50 will be applied. - enable-strobe-pulldown: Enable internal pull-down for the strobe line. If not set, pull-down is not used. + - output-tapdelay-select: Specifies the phyctrl_otapdlysec register. + If not set, the register defaults to 0x4. + Maximum value 0xf. Example: -- 2.20.1