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: 12837752 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB520C4332F for ; Wed, 4 May 2022 11:42:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348917AbiEDLpq (ORCPT ); Wed, 4 May 2022 07:45:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348933AbiEDLpp (ORCPT ); Wed, 4 May 2022 07:45:45 -0400 Received: from mail-pj1-x102d.google.com (mail-pj1-x102d.google.com [IPv6:2607:f8b0:4864:20::102d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F201B2B1A7 for ; Wed, 4 May 2022 04:42:09 -0700 (PDT) Received: by mail-pj1-x102d.google.com with SMTP id gj17-20020a17090b109100b001d8b390f77bso4961209pjb.1 for ; Wed, 04 May 2022 04:42:09 -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=VHOlZE40T5lkm4KRhQsYkbU5uHAPUagvE2pKiRFWOvnBYFlz0Fqi39LofZiy4GS4ug gBBXxHlBKBBEkN+XPiwcPS8M3uFKzHwli62LhZkKp6eKKbfj4dNBs5HWQGNjIwoM5zSi /QbwM1vt+wuVPbRti18s6ikjeihmiPzWf/NNSR06arBEZmp/IEpEELpo6qoiCwotUvxf XRLK9S8hcJy/4aEQY57KVlN3kpwn5QQ2o5/DEsI8ORltS1oF8ltPMBYsVQC+uUOZI1a3 s5zu3Uss7g6atK/yXBL4KvK0Mu0+wdfBA8GoSLf7E8LcBO0xGsBqs3z6hb0J9VEV9K+7 TOpg== X-Gm-Message-State: AOAM532VUkZn4DzB7qF1H/bAORC0Q3ZmWuqIj8Uhdhwa9yv/pp0l8r3x 7+MXDa9omZf6kqBs82Cc2n2mDw== 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 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.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. */ } };