From patchwork Thu Mar 30 09:59:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Francesco Dolcini X-Patchwork-Id: 13193748 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 B97F5C77B60 for ; Thu, 30 Mar 2023 10:00:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3697010ED85; Thu, 30 Mar 2023 10:00:00 +0000 (UTC) Received: from mail11.truemail.it (mail11.truemail.it [IPv6:2001:4b7e:0:8::81]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3C64610ED95 for ; Thu, 30 Mar 2023 09:59:52 +0000 (UTC) Received: from francesco-nb.pivistrello.it (93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id AD06E20FA7; Thu, 30 Mar 2023 11:59:49 +0200 (CEST) From: Francesco Dolcini To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , dri-devel@lists.freedesktop.org Subject: [PATCH v1 5/6] drm/bridge: tc358768: Add parallel data format cfg Date: Thu, 30 Mar 2023 11:59:40 +0200 Message-Id: <20230330095941.428122-6-francesco@dolcini.it> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230330095941.428122-1-francesco@dolcini.it> References: <20230330095941.428122-1-francesco@dolcini.it> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Francesco Dolcini , linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Francesco Dolcini Add configuration for parallel data format register, tc358768 supports different mapping on the parallel input RGB interface, enable the configuration for it. Valid values, and the related meaning, are: 0 = R[7:0], G[7:0], B[7:0] 1 = R[1:0], G[1:0], B[1:0], R[7:2], G[7:2], B[7:2] 2 = 8’b0, R[4:0], G[5:0], B[4:0] Use 0 by default, consistently with the HW default. Signed-off-by: Francesco Dolcini --- drivers/gpu/drm/bridge/tc358768.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c index f4499ae7bee6..4462264274af 100644 --- a/drivers/gpu/drm/bridge/tc358768.c +++ b/drivers/gpu/drm/bridge/tc358768.c @@ -854,6 +854,11 @@ static void tc358768_bridge_pre_enable(struct drm_bridge *bridge) if (mode->flags & DRM_MODE_FLAG_PHSYNC) tc358768_update_bits(priv, TC358768_PP_MISC, BIT(0), BIT(0)); + /* PDataF: Parallel Data Format */ + val = 0; + of_property_read_u32(bridge->of_node, "toshiba,input-rgb-mode", &val); + tc358768_update_bits(priv, TC358768_CONFCTL, BIT(8) | BIT(9), val << 8); + /* Start DSI Tx */ tc358768_write(priv, TC358768_DSI_START, 0x1);