From patchwork Wed May 4 11:40:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12837729 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 878F7C433FE for ; Wed, 4 May 2022 11:45:40 +0000 (UTC) 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: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=BIJDPbkLC7UNYUTdlSvFfJUayleMv9JMq5poY/9eUUs=; b=TmxKXlQSxOXwpt 51ShRHxSAzDeF1Zk/pxJuy59hTMUT+yRZ3RQhFjyWRTowEH16rhuts7wh73Fezvxl7EaZj0iv3eEu NKA8dxhPPmi0mRISa7G6jiBqzqP5QbWAPMyUWWwMA5UzWKZWGkiH/1tc7WvIAEZcSrvcsuTQon4fk +vcMlkznpECZ6tozYwPLHe5tmzTMgCz5bjyj4E79eTNAdrbwamcNK3oIqLl5bcNxPsU+n7ewh+joY K3x8P+CVdJwKqdQB/8l2Sw4Q4fZ8yfqrMw1nDCt4SLsL9G/QbbTlHaCl49bCxcceTGWE5SJJ4Ul7x U+zE4p+bVmsCMBjEwuGA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nmDQc-00AWcb-L6; Wed, 04 May 2022 11:44:22 +0000 Received: from mail-pj1-x102b.google.com ([2607:f8b0:4864:20::102b]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nmDOU-00AVSQ-8S for linux-arm-kernel@lists.infradead.org; Wed, 04 May 2022 11:42:12 +0000 Received: by mail-pj1-x102b.google.com with SMTP id a15-20020a17090ad80f00b001dc2e23ad84so4934232pjv.4 for ; Wed, 04 May 2022 04:42:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=cVMCRacZCx0pOFgSAXyCugFOs6e7iXb5CCX+AZorTUs=; b=klRpm+bnZHvWeZwrFYyfY4LbwN4k4OUygMUb5wlcCe4oCYM914hV5mjujI6rJGHiE0 VEU5jCES1LsPVweaDUF7Y56h023FST9Kcy9tfMerGABwnCdUWaKRgrwWUqUJySg/T3zJ qSgY2864wrGGKDENx3hxyDDY7pqaNeTAJ/nB0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=cVMCRacZCx0pOFgSAXyCugFOs6e7iXb5CCX+AZorTUs=; b=z2+UieFk0ZSgYel5xqTBLeOm/twVmP4Ik1bk10Fv6dKf0JvEXJUELl0wWsaaV/SIVq xpoFH2m3DjOKmJYIueRNq5ab5t4s8FF8U2iPCPUMBsEHVQv2VQ9eqgaGfO7d/ocULnd4 WRXtAyqlfSQzK5NBWpcNV0bO40wbm4Vwwf4xbYR5EDDtCa2SAMTWYNGAujbVn2UZhF54 pHNBbQQ3zozVG4TZEazF+oPb3bLAolQAGojURO+FiR+hqRfS1lMIjsub/My2U2LjoNC4 JijcDEwvI+L4SMR+kosFrjYeDwQO1m6W7rhJU/bDXEeWEHSvs9quw0zcinpn6ewA2BuB LALw== X-Gm-Message-State: AOAM530kOzvAT+IL2b5Qq1j4JjhgmqTvvLdsxekL1a4KXoDX34+oJbOG 0kYDy14KQtBkTsqHbRFs4EgKKg== X-Google-Smtp-Source: ABdhPJygOQUvQ2PEcTsHzZAi9PASaMzc7CNkHNnA7gxnMtopmXvM7jmtXKfRcp5aGgFytBAVY1prxw== X-Received: by 2002:a17:90a:d593:b0:1d9:2bc9:f1a6 with SMTP id v19-20020a17090ad59300b001d92bc9f1a6mr9770441pju.207.1651664529532; Wed, 04 May 2022 04:42:09 -0700 (PDT) Received: from localhost.localdomain ([183.83.137.38]) by smtp.gmail.com with ESMTPSA id k15-20020aa790cf000000b0050dc7628174sm8027498pfk.78.2022.05.04.04.42.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 May 2022 04:42:09 -0700 (PDT) From: Jagan Teki To: Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai Cc: Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula , Jagan Teki , Laurent Pinchart Subject: [PATCH v2 12/12] drm: bridge: samsung-dsim: Add i.MX8MM support Date: Wed, 4 May 2022 17:10:21 +0530 Message-Id: <20220504114021.33265-13-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220504114021.33265-1-jagan@amarulasolutions.com> References: <20220504114021.33265-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220504_044210_375591_1FA3E53E X-CRM114-Status: GOOD ( 13.49 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Samsung MIPI DSIM master can also be found in i.MX8MM SoC. Add compatible and associated driver_data for it. v2: * collect Laurent r-b v1: * none Reviewed-by: Laurent Pinchart Signed-off-by: Jagan Teki --- drivers/gpu/drm/bridge/samsung-dsim.c | 34 +++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 28ed6b096fd0..138323dec0eb 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -360,6 +360,24 @@ static const unsigned int exynos5433_reg_values[] = { [PHYTIMING_HS_TRAIL] = DSIM_PHYTIMING2_HS_TRAIL(0x0c), }; +static const unsigned int imx8mm_dsim_reg_values[] = { + [RESET_TYPE] = DSIM_SWRST, + [PLL_TIMER] = 500, + [STOP_STATE_CNT] = 0xf, + [PHYCTRL_ULPS_EXIT] = 0, + [PHYCTRL_VREG_LP] = 0, + [PHYCTRL_SLEW_UP] = 0, + [PHYTIMING_LPX] = DSIM_PHYTIMING_LPX(0x06), + [PHYTIMING_HS_EXIT] = DSIM_PHYTIMING_HS_EXIT(0x0b), + [PHYTIMING_CLK_PREPARE] = DSIM_PHYTIMING1_CLK_PREPARE(0x07), + [PHYTIMING_CLK_ZERO] = DSIM_PHYTIMING1_CLK_ZERO(0x26), + [PHYTIMING_CLK_POST] = DSIM_PHYTIMING1_CLK_POST(0x0d), + [PHYTIMING_CLK_TRAIL] = DSIM_PHYTIMING1_CLK_TRAIL(0x08), + [PHYTIMING_HS_PREPARE] = DSIM_PHYTIMING2_HS_PREPARE(0x08), + [PHYTIMING_HS_ZERO] = DSIM_PHYTIMING2_HS_ZERO(0x0d), + [PHYTIMING_HS_TRAIL] = DSIM_PHYTIMING2_HS_TRAIL(0x0b), +}; + static const struct samsung_dsim_driver_data exynos3_dsi_driver_data = { .reg_ofs = exynos_reg_ofs, .plltmr_reg = 0x50, @@ -426,6 +444,18 @@ static const struct samsung_dsim_driver_data exynos5422_dsi_driver_data = { .platform_init = true, }; +static const struct samsung_dsim_driver_data imx8mm_dsi_driver_data = { + .reg_ofs = exynos5433_reg_ofs, + .plltmr_reg = 0xa0, + .has_clklane_stop = 1, + .num_clks = 2, + .max_freq = 2100, + .wait_for_reset = 0, + .num_bits_resol = 12, + .pll_p_offset = 14, + .reg_values = imx8mm_dsim_reg_values, +}; + static const struct of_device_id samsung_dsim_of_match[] = { { .compatible = "samsung,exynos3250-mipi-dsi", @@ -447,6 +477,10 @@ static const struct of_device_id samsung_dsim_of_match[] = { .compatible = "samsung,exynos5433-mipi-dsi", .data = &exynos5433_dsi_driver_data }, + { + .compatible = "fsl,imx8mm-mipi-dsim", + .data = &imx8mm_dsi_driver_data + }, { /* sentinel. */ } };