From patchwork Sun Jul 4 09:02:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 470288 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=-18.7 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, URIBL_BLOCKED, USER_AGENT_GIT 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 B1446C07E9A for ; Sun, 4 Jul 2021 09:05:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 94A656192B for ; Sun, 4 Jul 2021 09:05:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229740AbhGDJIF (ORCPT ); Sun, 4 Jul 2021 05:08:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229492AbhGDJIF (ORCPT ); Sun, 4 Jul 2021 05:08:05 -0400 Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9EAD4C061764 for ; Sun, 4 Jul 2021 02:05:30 -0700 (PDT) Received: by mail-pl1-x62e.google.com with SMTP id b1so8442917pls.5 for ; Sun, 04 Jul 2021 02:05:30 -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=bHcsvEUVCxZAmQsc7mXrBSFPs2QDRsjgJq87Ua6YvE0=; b=YIEo3EAzws95+IRORqWvpcXbV6x+MOJaaacvQr5+CIYnIbotgC1K01lc+0XQVzvVeP CDGnx5fLmmE0HtWWKwMK/Sl6wpQf2OdXOTh5NcDiDha/4hHoxnVscR7LM8hmgOg2N1A6 ClLcDGFTXq3pNOiNo7IpjsbyLUUwzcC1t2Myk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=bHcsvEUVCxZAmQsc7mXrBSFPs2QDRsjgJq87Ua6YvE0=; b=DlhpSiTUnEuZr18Ssx3w8FqSjgfmCRaXruxnDZKu6NIH8hOWuzrn4vHABQRlaRjUdo 00shm3d6W2FlsMkJfdUU1Xxk+zzdaL64CsfAB7maBDjblU/iurQN4bjaTY33AzrOZo6p tbjQlqEokuMfRB4ZGv4EcqMLewy+5FoNOXqwRSc4zNr4grR7waJhzT+wibsmgVX9AQi4 vAK0zx7CCXwXvyAr4om0tTM/5FhOMVsq8H+q40NYgWdEvnZ2Dn80r19gORHzXsAOJAYX Wyp0SyqjaGgEdBnG+zcIxJiHs1i7GD4H5h6JPyXL/VkU85C25toepHdG/EnMUGZ/tZOx uBfA== X-Gm-Message-State: AOAM533OA/y77lyUp0k7xarAOGYFrNaGr7+Mx/PmyS6I/QFaO1UamjWT H5zqs2QrDdAZ3eW6LhKQcuNW4Q== X-Google-Smtp-Source: ABdhPJwhx0sFvMYc5Td8Aj1SfnBuNMkOOb9TDo52OwhHAPrn9XOZK7rsA7ADAxUeClmDb8m2Ykg4Fw== X-Received: by 2002:a17:902:f243:b029:129:5706:3c4b with SMTP id j3-20020a170902f243b029012957063c4bmr7357866plc.83.1625389530178; Sun, 04 Jul 2021 02:05:30 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a884:1ae9:772f:6f0f:3e24]) by smtp.gmail.com with ESMTPSA id m24sm3360793pgd.60.2021.07.04.02.05.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Jul 2021 02:05:29 -0700 (PDT) From: Jagan Teki To: Inki Dae , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Frieder Schrempf , Daniel Vetter , Marek Vasut , Krzysztof Kozlowski , Fabio Estevam Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula , Jagan Teki Subject: [RFC PATCH 13/17] drm: bridge: samsung-dsim: Add i.MX8MM support Date: Sun, 4 Jul 2021 14:32:26 +0530 Message-Id: <20210704090230.26489-14-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210704090230.26489-1-jagan@amarulasolutions.com> References: <20210704090230.26489-1-jagan@amarulasolutions.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Samsung MIPI DSIM bridge can also be found in i.MX8MM SoC. Add compatible and associated driver_data it. Signed-off-by: Jagan Teki --- drivers/gpu/drm/bridge/samsung-dsim.c | 31 +++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 9a2df1212d0f..ea379cb0cc32 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -460,6 +460,24 @@ 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, @@ -521,6 +539,17 @@ static const struct samsung_dsim_driver_data exynos5422_dsi_driver_data = { .exynos_specific = 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, + .reg_values = imx8mm_dsim_reg_values, +}; + static const struct of_device_id samsung_dsim_of_match[] = { { .compatible = "samsung,exynos3250-mipi-dsi", .data = &exynos3_dsi_driver_data }, @@ -532,6 +561,8 @@ static const struct of_device_id samsung_dsim_of_match[] = { .data = &exynos5422_dsi_driver_data }, { .compatible = "samsung,exynos5433-mipi-dsi", .data = &exynos5433_dsi_driver_data }, + { .compatible = "fsl,imx8mm-mipi-dsim", + .data = &imx8mm_dsi_driver_data }, { } };