From patchwork Wed Dec 5 08:37:03 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 10713221 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 47C0114E2 for ; Wed, 5 Dec 2018 08:38:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 39A762B73A for ; Wed, 5 Dec 2018 08:38:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2DE1A2C3E3; Wed, 5 Dec 2018 08:38:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E1F5D2B73A for ; Wed, 5 Dec 2018 08:38:18 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C947F6E385; Wed, 5 Dec 2018 08:38:05 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.bootlin.com (mail.bootlin.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id 058C16E37B for ; Wed, 5 Dec 2018 08:38:03 +0000 (UTC) Received: by mail.bootlin.com (Postfix, from userid 110) id CE97A20EDE; Wed, 5 Dec 2018 09:38:01 +0100 (CET) Received: from localhost.localdomain (aaubervilliers-681-1-79-44.w90-88.abo.wanadoo.fr [90.88.21.44]) by mail.bootlin.com (Postfix) with ESMTPSA id 89B7220E20; Wed, 5 Dec 2018 09:37:30 +0100 (CET) From: Paul Kocialkowski To: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 22/22] drm/sun4i: frontend: Add A20-specific device-tree compatible and quirks Date: Wed, 5 Dec 2018 09:37:03 +0100 Message-Id: <20181205083703.21488-23-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181205083703.21488-1-paul.kocialkowski@bootlin.com> References: <20181205083703.21488-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Maxime Ripard , linux-sunxi@googlegroups.com, Paul Kocialkowski , David Airlie , Chen-Yu Tsai , Thomas Petazzoni , Sean Paul Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This adds the appropriate device-tree compatible and quirk data for hooking frontend support for the A20. It supports the FIR coefficients ready bit but not the access control bit. It also takes different phase values than the A33 for these coefficients. The compatible is already used in the A20 device-tree and already documented in the device-tree bindings. Signed-off-by: Paul Kocialkowski Acked-by: Maxime Ripard --- drivers/gpu/drm/sun4i/sun4i_frontend.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c index 4a215d5202e2..a1a4108f226e 100644 --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c @@ -682,6 +682,20 @@ static const struct dev_pm_ops sun4i_frontend_pm_ops = { .runtime_suspend = sun4i_frontend_runtime_suspend, }; +static const struct sun4i_frontend_data sun7i_a20_frontend = { + .ch_phase = { + { + .horzphase = 0, + .vertphase = { 0, 0 }, + }, + { + .horzphase = 0xfc000, + .vertphase = { 0xfc000, 0xfc000 }, + }, + }, + .has_coef_rdy = true, +}; + static const struct sun4i_frontend_data sun8i_a33_frontend = { .ch_phase = { { @@ -697,6 +711,10 @@ static const struct sun4i_frontend_data sun8i_a33_frontend = { }; const struct of_device_id sun4i_frontend_of_table[] = { + { + .compatible = "allwinner,sun7i-a20-display-frontend", + .data = &sun7i_a20_frontend + }, { .compatible = "allwinner,sun8i-a33-display-frontend", .data = &sun8i_a33_frontend