From patchwork Fri Apr 8 16:21:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12806964 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 117F8C433F5 for ; Fri, 8 Apr 2022 16:23:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3ED1910E57C; Fri, 8 Apr 2022 16:23:40 +0000 (UTC) Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by gabe.freedesktop.org (Postfix) with ESMTPS id 844BD10E57C for ; Fri, 8 Apr 2022 16:23:38 +0000 (UTC) Received: by mail-pl1-x636.google.com with SMTP id m16so8325146plx.3 for ; Fri, 08 Apr 2022 09:23:38 -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=7BcGnOMSzwjZFrNXSVlFPVWXXS7lgriFVwZOMf5bb+Q=; b=We3vH+y0Mvp4vomDHy48uyUJfB57yiHGtFksV7jKt/RqNk13ogzyaOBhxM3TKa/UdX W/jTuE53ny3+jzqdozCu3JA/EnajIxxtSEBz288qV3N6dAWioF9i5yRnWsZZSiC8geWr aK6d60mZynTT1pJUpHGdZ8dMO3RzL14039dvo= 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=7BcGnOMSzwjZFrNXSVlFPVWXXS7lgriFVwZOMf5bb+Q=; b=4TFpzEQStAEFA6jPtSZ2rJ1RRQ2amY9Wsv8fKnyA/FbjSz+p0tWEVyIuvPVDka7xpC KuHimsjME94r22DgxGPasc9l02AJjT9CM3jW3wAbPq92yiEhiFEdJ7VfNTQruurbHeGM 1JVDqjvBJfGvJe23Qxu1HyVf1YUUHNQ+O4JpM/xt4oKWwmpLRPCyMtXSJSS2qABukC8/ 3XBAT2f722t5HxgkzUZ8m4/LSZbzpaGmJ/jvfblWxhB8X5NEaYbVPTVbvFp49z5Axw3R ZG83eJ76x/wtfIq6yUIVEqPtzlOlWz8DnP1gQgCxYKg7ijYON5sTAtKT9zJysDC1/y/p WA5Q== X-Gm-Message-State: AOAM532Ggb2iOsjg++bojc/Eqjda/73C+RnpCR+VdxujkcHko8mHE42Q 0KI07mKDgIpD47+5PPYs9hSziw== X-Google-Smtp-Source: ABdhPJyY5V/jo6PLk4tqnezupCR3cG8rU+NwTCbFTj+TP9E+tVz7a4uK9wo6MO7hilmUa5Zedheelw== X-Received: by 2002:a17:903:2352:b0:155:d4e8:12c6 with SMTP id c18-20020a170903235200b00155d4e812c6mr20780844plh.27.1649435018093; Fri, 08 Apr 2022 09:23:38 -0700 (PDT) Received: from j-ThinkPad-E14-Gen-2.domain.name ([45.249.78.214]) by smtp.gmail.com with ESMTPSA id n18-20020a056a0007d200b004fdac35672fsm24929863pfu.68.2022.04.08.09.23.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Apr 2022 09:23:37 -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 , Rob Herring Subject: [PATCH 11/11] drm: bridge: samsung-dsim: Add i.MX8MM support Date: Fri, 8 Apr 2022 21:51:08 +0530 Message-Id: <20220408162108.184583-12-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220408162108.184583-1-jagan@amarulasolutions.com> References: <20220408162108.184583-1-jagan@amarulasolutions.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: , Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, NXP Linux Team , linux-amarula , linux-arm-kernel@lists.infradead.org, Jagan Teki Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Samsung MIPI DSIM master can also be found in i.MX8MM SoC. Add compatible and associated driver_data for it. v1: * none Signed-off-by: Jagan Teki Reviewed-by: Laurent Pinchart --- 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 71bbaf19f530..d91510a51981 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. */ } };