From mboxrd@z Thu Jan 1 00:00:00 1970 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=-15.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_SANE_2 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 51184C4338F for ; Tue, 17 Aug 2021 05:37:16 +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 C13FE60F5E for ; Tue, 17 Aug 2021 05:37:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org C13FE60F5E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:CC:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sm0b0jykctJm/HT9BMpMuDWIwgAd1qXpCk1TcWbFW9E=; b=chj8+DnWj9ZJm1 wlJW8KTvHdd1gNBcIyTyFJuHazqqrIF9YX8NJcsrok7s7gF3vQgxtcQF6U7PiQUZV2dK3qM1wtGWa T7uxe9afj5wVcIbA/Q6G6Zfz7Fy52pQ9A/fVSe/LW8yqc0s2PKj0+jK3Gi0B0wKQIe+MIKN63Y0Ke xNAwe0h65CdrT+GVkQce/rPZNjuZbFQkAUGRlN3nwZSK28ZXt32Om/9ze81kTxsx38gDoU8uKr/gC Zebfk4BwBASH4alMc9FLRllU3Iv04u69YOhuJse/byvprtVcF/YEMjwpBfVL6Wea6O4PyVXFwwAdw dPoFc71GRO9Aa4dfK4MQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFrmW-001CR2-9I; Tue, 17 Aug 2021 05:37:00 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFrmQ-001CPy-PL; Tue, 17 Aug 2021 05:36:58 +0000 X-UUID: 2421fb8de49e489d9168e6057a170e34-20210816 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=b328J144zpOevt/q/w5Rgs8faNaGXzgEa4YLoCNwF6w=; b=S+xSEupC5vSrgKHhRJrL1U0CDOVhSM0yeVcKUpBVyXq0GY2qSr81HVM6DU3q3XUl/6RvSuAjfM4eSv4y5mJ/VisfFvL0nuMzCSkzhNI/nXENI4b3dtUso+Er2TWhnAzuVfY8DtQ0dmUHAUcjJUYKfRG1zr6ukVOmUPo8jTUhZvQ=; X-UUID: 2421fb8de49e489d9168e6057a170e34-20210816 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 341603215; Mon, 16 Aug 2021 22:36:48 -0700 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 16 Aug 2021 22:36:46 -0700 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 17 Aug 2021 13:36:45 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 17 Aug 2021 13:36:45 +0800 Message-ID: <1629178605.7579.3.camel@mtksdaap41> Subject: Re: [RFC PATCH 5/5] drm/mediatek: Add mt8195 DisplayPort driver From: CK Hu To: Markus Schneider-Pargmann CC: Chun-Kuang Hu , Philipp Zabel , , , Date: Tue, 17 Aug 2021 13:36:45 +0800 In-Reply-To: <20210816192523.1739365-6-msp@baylibre.com> References: <20210816192523.1739365-1-msp@baylibre.com> <20210816192523.1739365-6-msp@baylibre.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210816_223654_872632_17CE7370 X-CRM114-Status: GOOD ( 19.51 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hi, Markus: On Mon, 2021-08-16 at 21:25 +0200, Markus Schneider-Pargmann wrote: > This patch adds a DisplayPort driver for the Mediatek mt8195 SoC. > > It supports both functional units on the mt8195, the embedded > DisplayPort as well as the external DisplayPort units. It offers > hot-plug-detection, audio up to 8 channels, and DisplayPort 1.4 with up > to 4 lanes. > > This driver is based on an initial version by > Jason-JH.Lin . > > Signed-off-by: Markus Schneider-Pargmann > --- [snip] > + > +static const struct of_device_id mtk_dp_of_match[] = { > + { > + .compatible = "mediatek,mt8195-dp_tx", Where is the binding document of "mediatek,mt8195-dp_tx"? > + .data = &mt8195_dp_driver_data, > + }, > + { > + .compatible = "mediatek,mt8195-edp_tx", Where is the binding document of "mediatek,mt8195-edp_tx"? > + .data = &mt8195_edp_driver_data, > + }, > + {}, > +}; > +MODULE_DEVICE_TABLE(of, mtk_dp_of_match); > + > +struct platform_driver mtk_dp_driver = { > + .probe = mtk_dp_probe, > + .remove = mtk_dp_remove, > + .driver = { > + .name = "mediatek-drm-dp", > + .of_match_table = mtk_dp_of_match, > + .pm = &mtk_dp_pm_ops, > + }, > +}; > + > diff --git a/drivers/gpu/drm/mediatek/mtk_dp_reg.h b/drivers/gpu/drm/mediatek/mtk_dp_reg.h > new file mode 100644 > index 000000000000..83afc79d98ff > --- /dev/null > +++ b/drivers/gpu/drm/mediatek/mtk_dp_reg.h > @@ -0,0 +1,3095 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +/* > + * Copyright (c) 2019 MediaTek Inc. > + * Copyright (c) 2021 BayLibre > + */ > +#ifndef _MTK_DP_REG_H_ > +#define _MTK_DP_REG_H_ > + > +#define MTK_DP_SIP_CONTROL_AARCH32 0x82000523 > +# define MTK_DP_SIP_ATF_VIDEO_UNMUTE 0x20 > +# define MTK_DP_SIP_ATF_EDP_VIDEO_UNMUTE 0x21 > +# define MTK_DP_SIP_ATF_REG_WRITE 0x22 > +# define MTK_DP_SIP_ATF_REG_READ 0x23 > +# define MTK_DP_SIP_ATF_CMD_COUNT 0x24 > + > +#define TOP_OFFSET 0x2000 > +#define ENC0_OFFSET 0x3000 > +#define ENC1_OFFSET 0x3200 > +#define TRANS_OFFSET 0x3400 > +#define AUX_OFFSET 0x3600 > +#define SEC_OFFSET 0x4000 > + > +#define MTK_DP_HPD_DISCONNECT BIT(1) > +#define MTK_DP_HPD_CONNECT BIT(2) > +#define MTK_DP_HPD_INTERRUPT BIT(3) > + > +#define MTK_DP_ENC0_P0_3000 (ENC0_OFFSET + 0x000) > +# define LANE_NUM_DP_ENC0_P0_MASK 0x3 > +# define LANE_NUM_DP_ENC0_P0_SHIFT 0 > +# define VIDEO_MUTE_SW_DP_ENC0_P0_MASK 0x4 > +# define VIDEO_MUTE_SW_DP_ENC0_P0_SHIFT 2 > +# define VIDEO_MUTE_SEL_DP_ENC0_P0_MASK 0x8 > +# define VIDEO_MUTE_SEL_DP_ENC0_P0_SHIFT 3 > +# define ENHANCED_FRAME_EN_DP_ENC0_P0_MASK 0x10 > +# define ENHANCED_FRAME_EN_DP_ENC0_P0_SHIFT 4 > +# define HDCP_FRAME_EN_DP_ENC0_P0_MASK 0x20 > +# define HDCP_FRAME_EN_DP_ENC0_P0_SHIFT 5 > +# define IDP_EN_DP_ENC0_P0_MASK 0x40 Remove useless definition. Regards, CK. > +# define IDP_EN_DP_ENC0_P0_SHIFT 6 > +# define BS_SYMBOL_CNT_RESET_DP_ENC0_P0_MASK 0x80 > +# define BS_SYMBOL_CNT_RESET_DP_ENC0_P0_SHIFT 7 > +# define MIXER_DUMMY_DATA_DP_ENC0_P0_MASK 0xff00 > +# define MIXER_DUMMY_DATA_DP_ENC0_P0_SHIFT 8 > + > + > +#endif /*_MTK_DP_REG_H_*/ _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 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=-15.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=unavailable 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 11F08C4338F for ; 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Tue, 17 Aug 2021 13:36:45 +0800 Message-ID: <1629178605.7579.3.camel@mtksdaap41> Subject: Re: [RFC PATCH 5/5] drm/mediatek: Add mt8195 DisplayPort driver From: CK Hu To: Markus Schneider-Pargmann CC: Chun-Kuang Hu , Philipp Zabel , , , Date: Tue, 17 Aug 2021 13:36:45 +0800 In-Reply-To: <20210816192523.1739365-6-msp@baylibre.com> References: <20210816192523.1739365-1-msp@baylibre.com> <20210816192523.1739365-6-msp@baylibre.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210816_223654_872632_17CE7370 X-CRM114-Status: GOOD ( 19.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Markus: On Mon, 2021-08-16 at 21:25 +0200, Markus Schneider-Pargmann wrote: > This patch adds a DisplayPort driver for the Mediatek mt8195 SoC. > > It supports both functional units on the mt8195, the embedded > DisplayPort as well as the external DisplayPort units. It offers > hot-plug-detection, audio up to 8 channels, and DisplayPort 1.4 with up > to 4 lanes. > > This driver is based on an initial version by > Jason-JH.Lin . > > Signed-off-by: Markus Schneider-Pargmann > --- [snip] > + > +static const struct of_device_id mtk_dp_of_match[] = { > + { > + .compatible = "mediatek,mt8195-dp_tx", Where is the binding document of "mediatek,mt8195-dp_tx"? > + .data = &mt8195_dp_driver_data, > + }, > + { > + .compatible = "mediatek,mt8195-edp_tx", Where is the binding document of "mediatek,mt8195-edp_tx"? > + .data = &mt8195_edp_driver_data, > + }, > + {}, > +}; > +MODULE_DEVICE_TABLE(of, mtk_dp_of_match); > + > +struct platform_driver mtk_dp_driver = { > + .probe = mtk_dp_probe, > + .remove = mtk_dp_remove, > + .driver = { > + .name = "mediatek-drm-dp", > + .of_match_table = mtk_dp_of_match, > + .pm = &mtk_dp_pm_ops, > + }, > +}; > + > diff --git a/drivers/gpu/drm/mediatek/mtk_dp_reg.h b/drivers/gpu/drm/mediatek/mtk_dp_reg.h > new file mode 100644 > index 000000000000..83afc79d98ff > --- /dev/null > +++ b/drivers/gpu/drm/mediatek/mtk_dp_reg.h > @@ -0,0 +1,3095 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +/* > + * Copyright (c) 2019 MediaTek Inc. > + * Copyright (c) 2021 BayLibre > + */ > +#ifndef _MTK_DP_REG_H_ > +#define _MTK_DP_REG_H_ > + > +#define MTK_DP_SIP_CONTROL_AARCH32 0x82000523 > +# define MTK_DP_SIP_ATF_VIDEO_UNMUTE 0x20 > +# define MTK_DP_SIP_ATF_EDP_VIDEO_UNMUTE 0x21 > +# define MTK_DP_SIP_ATF_REG_WRITE 0x22 > +# define MTK_DP_SIP_ATF_REG_READ 0x23 > +# define MTK_DP_SIP_ATF_CMD_COUNT 0x24 > + > +#define TOP_OFFSET 0x2000 > +#define ENC0_OFFSET 0x3000 > +#define ENC1_OFFSET 0x3200 > +#define TRANS_OFFSET 0x3400 > +#define AUX_OFFSET 0x3600 > +#define SEC_OFFSET 0x4000 > + > +#define MTK_DP_HPD_DISCONNECT BIT(1) > +#define MTK_DP_HPD_CONNECT BIT(2) > +#define MTK_DP_HPD_INTERRUPT BIT(3) > + > +#define MTK_DP_ENC0_P0_3000 (ENC0_OFFSET + 0x000) > +# define LANE_NUM_DP_ENC0_P0_MASK 0x3 > +# define LANE_NUM_DP_ENC0_P0_SHIFT 0 > +# define VIDEO_MUTE_SW_DP_ENC0_P0_MASK 0x4 > +# define VIDEO_MUTE_SW_DP_ENC0_P0_SHIFT 2 > +# define VIDEO_MUTE_SEL_DP_ENC0_P0_MASK 0x8 > +# define VIDEO_MUTE_SEL_DP_ENC0_P0_SHIFT 3 > +# define ENHANCED_FRAME_EN_DP_ENC0_P0_MASK 0x10 > +# define ENHANCED_FRAME_EN_DP_ENC0_P0_SHIFT 4 > +# define HDCP_FRAME_EN_DP_ENC0_P0_MASK 0x20 > +# define HDCP_FRAME_EN_DP_ENC0_P0_SHIFT 5 > +# define IDP_EN_DP_ENC0_P0_MASK 0x40 Remove useless definition. Regards, CK. > +# define IDP_EN_DP_ENC0_P0_SHIFT 6 > +# define BS_SYMBOL_CNT_RESET_DP_ENC0_P0_MASK 0x80 > +# define BS_SYMBOL_CNT_RESET_DP_ENC0_P0_SHIFT 7 > +# define MIXER_DUMMY_DATA_DP_ENC0_P0_MASK 0xff00 > +# define MIXER_DUMMY_DATA_DP_ENC0_P0_SHIFT 8 > + > + > +#endif /*_MTK_DP_REG_H_*/ _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 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=-17.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org 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Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 17 Aug 2021 13:36:45 +0800 Message-ID: <1629178605.7579.3.camel@mtksdaap41> Subject: Re: [RFC PATCH 5/5] drm/mediatek: Add mt8195 DisplayPort driver From: CK Hu To: Markus Schneider-Pargmann CC: Chun-Kuang Hu , Philipp Zabel , , , Date: Tue, 17 Aug 2021 13:36:45 +0800 In-Reply-To: <20210816192523.1739365-6-msp@baylibre.com> References: <20210816192523.1739365-1-msp@baylibre.com> <20210816192523.1739365-6-msp@baylibre.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 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" SGksIE1hcmt1czoNCg0KT24gTW9uLCAyMDIxLTA4LTE2IGF0IDIxOjI1ICswMjAwLCBNYXJrdXMg 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