From patchwork Wed Apr 14 13:35:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?UmV4LUJDIENoZW4gKOmZs+afj+i+sCk=?= X-Patchwork-Id: 421232 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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, 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 3F211C433B4 for ; Wed, 14 Apr 2021 13:35:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0C783611CC for ; Wed, 14 Apr 2021 13:35:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351382AbhDNNfr (ORCPT ); Wed, 14 Apr 2021 09:35:47 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:60306 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1351379AbhDNNfr (ORCPT ); Wed, 14 Apr 2021 09:35:47 -0400 X-UUID: d50bd9637d1440b5b945737d1e2930f8-20210414 X-UUID: d50bd9637d1440b5b945737d1e2930f8-20210414 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1462332318; Wed, 14 Apr 2021 21:35:23 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 14 Apr 2021 21:35:21 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 14 Apr 2021 21:35:21 +0800 From: Rex-BC Chen To: , CC: , , , , , Rex-BC Chen Subject: [v2,PATCH 0/3] mt8183 dpi supports dual edge Date: Wed, 14 Apr 2021 21:35:13 +0800 Message-ID: <1618407316-10042-1-git-send-email-rex-bc.chen@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org v2: modify unused code v1: DPI can sample on falling, rising or both edge. When DPI sample the data both rising and falling edge. It can reduce half data io pins. Rex-BC Chen (3): drm/mediatek: dpi dual edge sample mode support drm/mediatek: config mt8183 driver data to support dual edge sample drm/mediatek: dpi: add bus format negotiation drivers/gpu/drm/mediatek/mtk_dpi.c | 102 +++++++++++++++++++++++++++-- 1 file changed, 97 insertions(+), 5 deletions(-)