From patchwork Tue Mar 31 08:27:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jitao Shi X-Patchwork-Id: 11466925 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6636F17EF for ; Tue, 31 Mar 2020 08:28:34 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 3E59920848 for ; Tue, 31 Mar 2020 08:28:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="D5Ao+wTs"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Fq9POf76" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3E59920848 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=YvEFW38tzvOA4d6XAkHhDT4OrNz1ePYjTt9GkM/L4y0=; b=D5Ao+wTsMfn4N1 nF8YxnrhMatSQIlKW/kYyNRUpYhgC45jYXkIdvueopcAOfIWqoJQAMDaz7x9DdWp/+4q/lxZ2mL0w YfCcaOKlbOzXGSGCLzwDoPFJthQ8qDppDeu668eWwe1RY4U/JYbvK6Zc4PjWE4BjOd31a0tC9lhs4 eM9zv3mmS+hpEuY6uFewx9CVdxSHYp62xcJR+ulfJkq5iF3W/vaGvoJApF9bkccfsIJz0m2t8tUVw e+vdtRGvqX22mN5MViaNaUcUm1c+RGfjWNKZYfvH0rCjV/WqJJhJ3DFLOAbnbe/oDn4rEEkkWnLr/ RLpTESGce2nwbVC9UKAg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jJCG5-0006Fz-Lh; Tue, 31 Mar 2020 08:28:29 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jJCFk-0005xD-6i; Tue, 31 Mar 2020 08:28:09 +0000 X-UUID: fa61ba2d17784221a0a2d7673864582e-20200331 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=baAC/mjJyyxJyJropjMcUiSH9v9z0VL+7p1/Vb1I9C4=; b=Fq9POf76tGniX09BR9UWOGHjUTmGf6RW+K0xPG8UqKm4iGZd8iRIJRR8FfV5kNVXiTnkHODeNWjClAjBEoOmqAQ0sG9bf6fg60OnjL+kw0KIb6BDhturfJnWw0/s0pRCO6Fc0l1jTBP+jo7VwgjPpn2zKM6IPvglR4mypd6jJAM=; X-UUID: fa61ba2d17784221a0a2d7673864582e-20200331 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 617093359; Tue, 31 Mar 2020 00:27:45 -0800 Received: from MTKMBS33DR.mediatek.inc (172.27.6.106) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 31 Mar 2020 01:27:59 -0700 Received: from MTKCAS32.mediatek.inc (172.27.4.184) by MTKMBS33DR.mediatek.inc (172.27.6.106) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 31 Mar 2020 16:27:56 +0800 Received: from mszsdclx1018.gcn.mediatek.inc (10.16.6.18) by MTKCAS32.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 31 Mar 2020 16:27:54 +0800 From: Jitao Shi To: Rob Herring , Mark Rutland , Matthias Brugger , Daniel Vetter , David Airlie , , Subject: [PATCH v4 2/4] dt-bindings: display: mediatek: get mipitx calibration data from nvmem Date: Tue, 31 Mar 2020 16:27:23 +0800 Message-ID: <20200331082725.81048-3-jitao.shi@mediatek.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200331082725.81048-1-jitao.shi@mediatek.com> References: <20200331082725.81048-1-jitao.shi@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 40A7C3EAC7A8A315B0CB8199B3C5988B4A427A8601750DB27B13C587AA44873F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200331_012808_245725_3ECC13B7 X-CRM114-Status: UNSURE ( 9.15 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Jitao Shi , srv_heupstream@mediatek.com, Rob Herring , huijuan.xie@mediatek.com, stonea168@163.com, cawa.cheng@mediatek.com, linux-mediatek@lists.infradead.org, bibby.hsieh@mediatek.com, ck.hu@mediatek.com, yingjoe.chen@mediatek.com, eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add properties to get get mipitx calibration data. Reviewed-by: Rob Herring Signed-off-by: Jitao Shi Reviewed-by: Chun-Kuang Hu --- .../devicetree/bindings/display/mediatek/mediatek,dsi.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt index d78b6d6d8fab..8e4729de8c85 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt @@ -36,6 +36,9 @@ Required properties: Optional properties: - drive-strength-microamp: adjust driving current, should be 3000 ~ 6000. And the step is 200. +- nvmem-cells: A phandle to the calibration data provided by a nvmem device. If + unspecified default values shall be used. +- nvmem-cell-names: Should be "calibration-data" Example: @@ -47,6 +50,8 @@ mipi_tx0: mipi-dphy@10215000 { #clock-cells = <0>; #phy-cells = <0>; drive-strength-microamp = <4600>; + nvmem-cells= <&mipi_tx_calibration>; + nvmem-cell-names = "calibration-data"; }; dsi0: dsi@1401b000 {