From patchwork Tue Jul 9 13:51:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 13728087 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 5DDFCC2BD09 for ; Tue, 9 Jul 2024 13:52:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BF98210E566; Tue, 9 Jul 2024 13:52:31 +0000 (UTC) Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by gabe.freedesktop.org (Postfix) with ESMTP id 4F99D10E562 for ; Tue, 9 Jul 2024 13:52:30 +0000 (UTC) X-IronPort-AV: E=Sophos;i="6.09,195,1716217200"; d="scan'208";a="210808047" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 09 Jul 2024 22:52:29 +0900 Received: from localhost.localdomain (unknown [10.226.92.130]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 43D3E43DEDAE; Tue, 9 Jul 2024 22:52:23 +0900 (JST) From: Biju Das To: Biju Das , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Cc: Laurent Pinchart , Kieran Bingham , Geert Uytterhoeven , Magnus Damm , linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Prabhakar Mahadev Lad , Biju Das Subject: [PATCH v2 5/9] drm: renesas: rz-du: Add RZ/G2UL DU Support Date: Tue, 9 Jul 2024 14:51:43 +0100 Message-ID: <20240709135152.185042-6-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240709135152.185042-1-biju.das.jz@bp.renesas.com> References: <20240709135152.185042-1-biju.das.jz@bp.renesas.com> 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The LCD controller is composed of Frame Compression Processor (FCPVD), Video Signal Processor (VSPD), and Display Unit (DU). It has DPI interface and supports a maximum resolution of WXGA along with 2 RPFs to support the blending of two picture layers and raster operations (ROPs). The DU module is connected to VSPD. Add RZ/G2UL DU support. Signed-off-by: Biju Das --- v1->v2: * No change. --- drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c | 9 ++++++++- drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c | 11 +++++++++++ 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c index 6e7aac6219be..b1812f947252 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c @@ -28,6 +28,7 @@ #include "rzg2l_du_vsp.h" #define DU_MCR0 0x00 +#define DU_MCR0_DPI_OE BIT(0) #define DU_MCR0_DI_EN BIT(8) #define DU_DITR0 0x10 @@ -216,9 +217,15 @@ static void rzg2l_du_crtc_put(struct rzg2l_du_crtc *rcrtc) static void rzg2l_du_start_stop(struct rzg2l_du_crtc *rcrtc, bool start) { + struct rzg2l_du_crtc_state *rstate = + to_rzg2l_crtc_state(rcrtc->crtc.state); struct rzg2l_du_device *rcdu = rcrtc->dev; + u32 val = DU_MCR0_DI_EN; - writel(start ? DU_MCR0_DI_EN : 0, rcdu->mmio + DU_MCR0); + if (rstate->outputs == BIT(RZG2L_DU_OUTPUT_DPAD0)) + val |= DU_MCR0_DPI_OE; + + writel(start ? val : 0, rcdu->mmio + DU_MCR0); } static void rzg2l_du_crtc_start(struct rzg2l_du_crtc *rcrtc) diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c index e5eca8691a33..34534441b7ec 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c @@ -25,6 +25,16 @@ * Device Information */ +static const struct rzg2l_du_device_info rzg2l_du_r9a07g043u_info = { + .channels_mask = BIT(0), + .routes = { + [RZG2L_DU_OUTPUT_DPAD0] = { + .possible_outputs = BIT(0), + .port = 1, + }, + }, +}; + static const struct rzg2l_du_device_info rzg2l_du_r9a07g044_info = { .channels_mask = BIT(0), .routes = { @@ -40,6 +50,7 @@ static const struct rzg2l_du_device_info rzg2l_du_r9a07g044_info = { }; static const struct of_device_id rzg2l_du_of_table[] = { + { .compatible = "renesas,r9a07g043u-du", .data = &rzg2l_du_r9a07g043u_info }, { .compatible = "renesas,r9a07g044-du", .data = &rzg2l_du_r9a07g044_info }, { /* sentinel */ } };