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 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 C513FECAAA1 for ; Fri, 16 Sep 2022 18:25:10 +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=ptg2BfmmyLg+53Ll6Z9rRYdGfcYFqaEswNMOstkuR1k=; b=IFoibInHWXhLPa u5Wi5pUf3333lgv9hm+J8e3k5AGSLIzIsEFzNa36iZktCnUs+NA+PdyZzG0wWEBC3OxfKqnEDQu1F WuCfkF3plLjqVFxMZQt6d9HcqQh/Ox42BuDomokLTdQUIrzG09sFs/4PKI6ZuRKiwVJX6E0yGo8rp Y86tk+jX5JtxfAVPKKYd4E9VjUsxFNhL09mw4xCvvb0xSJ+bc/vVsRla+9i2ON+iugp2wPXHgQ/wl j9K462UBmirw/WLuYhzOAsGfYzTQLkATxmhEfOTGu4GKuuZauisVMS0Wih8tNjW0e0wQ6YWHJ8ndU t/GFCqcw9Py6ogKVw3uw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oZG0B-00FnZU-AR; Fri, 16 Sep 2022 18:23:48 +0000 Received: from mail-pj1-x102c.google.com ([2607:f8b0:4864:20::102c]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oZFwH-00FleY-AB for linux-arm-kernel@lists.infradead.org; Fri, 16 Sep 2022 18:19:47 +0000 Received: by mail-pj1-x102c.google.com with SMTP id fv3so21873437pjb.0 for ; Fri, 16 Sep 2022 11:19:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=eJYfhIonTlyAez2s0SjetdYIgKeSNtmNA1kceRWxrAI=; b=bGSRSiPnCZfkR6NEKgI1O5BXM2t/ZhPj4K5bPlMx5fOLNHAEs/sPFg6a3KtkZlc9b5 OSo3KbGaidB1i/2gZQ8Eu67kQ/F+e7e62ecOObvGXDwW26L2dbKSmBdco22HT4rsmw4M kuB20jjJSKsLeJP7WPQcRAgrLKY4C/NrDCHLk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=eJYfhIonTlyAez2s0SjetdYIgKeSNtmNA1kceRWxrAI=; b=2jyW69Ssz9jrAFpFOK14qKrEu9gIqOdwrdJtfWkPV652ARTwRDIlNNZDl79iwcwcuD d5Q43V8r7aFCP7qk+hB7AhEDA0+pfQT2eS8p2sgXN8b2bQ8A8qS7Mwholw6k4fIuL+OK azywrpxF8Vr2Fdc5yuuJx/Vj+ve8bA1pQXuJt1i61LCvPQbRmJQiQ8t1xxi9gLn2giZw rrPOs1CvszjMLpXTrTgdJ7kHwUPQHKLVgrBUnsU9xHq86VvXbkoX/7qLmmfTcj/k8T4d LVDbcBbBFHphYfMipjS1NsbqU3aVjDPBBP5yA4veWNM/f7B+upgWxTQo+h+9EtEMoR/8 FpSw== X-Gm-Message-State: ACrzQf3IZiU58zLfNhPEGHyocSD8DvQVc3nJQpbp4QWdnvFWwBhzGFFZ rApqm5Dx72Vmx2Pmmap/BYu6+w== X-Google-Smtp-Source: AMsMyM74cMcETZSBcsP6bBgwsj16O6IZj3z5hIUm2EJQVo2C9tYyF032Rq/5S9fwf9mEa63ZljhPFw== X-Received: by 2002:a17:902:f650:b0:172:8ee1:7f40 with SMTP id m16-20020a170902f65000b001728ee17f40mr1082560plg.101.1663352382325; Fri, 16 Sep 2022 11:19:42 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a073:ae5d:6ee4:5c2f:6733]) by smtp.gmail.com with ESMTPSA id d14-20020a17090a6a4e00b002007b60e288sm1770000pjm.23.2022.09.16.11.19.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Sep 2022 11:19:41 -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 , Marek Vasut 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 v5 11/11] drm: bridge: samsung-dsim: Add i.MX8MM support Date: Fri, 16 Sep 2022 23:47:31 +0530 Message-Id: <20220916181731.89764-12-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220916181731.89764-1-jagan@amarulasolutions.com> References: <20220916181731.89764-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220916_111945_429323_8E59BFBC X-CRM114-Status: GOOD ( 14.88 ) 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 Samsung MIPI DSIM master can also be found in i.MX8MM SoC. Add compatible and associated driver_data for it. v5: * [mszyprow] rebased and adjusted to the new driver initialization * drop quirk v4: * none v3: * enable DSIM_QUIRK_FIXUP_SYNC_POL quirk v2: * collect Laurent r-b v1: * none Reviewed-by: Laurent Pinchart Signed-off-by: Marek Szyprowski Signed-off-by: Jagan Teki --- drivers/gpu/drm/bridge/samsung-dsim.c | 45 +++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index a0f5438b7921..62cb42087de3 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, @@ -421,6 +439,23 @@ static const struct samsung_dsim_driver_data exynos5422_dsi_driver_data = { .reg_values = exynos5422_reg_values, }; +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, + /** + * FIXME: + * Offset value used from downstream drivers/gpu/drm/bridge/sec-dsim.c + * remove this comment if it is true else update the logic. + */ + .pll_p_offset = 14, + .reg_values = imx8mm_dsim_reg_values, +}; + static const struct samsung_dsim_driver_data * samsung_dsim_types[SAMSUNG_DSIM_TYPE_COUNT] = { [SAMSUNG_DSIM_TYPE_EXYNOS3250] = &exynos3_dsi_driver_data, @@ -428,6 +463,7 @@ samsung_dsim_types[SAMSUNG_DSIM_TYPE_COUNT] = { [SAMSUNG_DSIM_TYPE_EXYNOS5410] = &exynos5_dsi_driver_data, [SAMSUNG_DSIM_TYPE_EXYNOS5422] = &exynos5422_dsi_driver_data, [SAMSUNG_DSIM_TYPE_EXYNOS5433] = &exynos5433_dsi_driver_data, + [SAMSUNG_DSIM_TYPE_IMX8MM] = &imx8mm_dsi_driver_data, }; static inline struct samsung_dsim *host_to_dsi(struct mipi_dsi_host *h) @@ -1772,7 +1808,16 @@ const struct dev_pm_ops samsung_dsim_pm_ops = { }; EXPORT_SYMBOL_GPL(samsung_dsim_pm_ops); +static const struct samsung_dsim_plat_data samsung_dsim_imx8mm_pdata = { + .hw_type = SAMSUNG_DSIM_TYPE_IMX8MM, + .host_ops = &samsung_dsim_generic_host_ops, +}; + static const struct of_device_id samsung_dsim_of_match[] = { + { + .compatible = "fsl,imx8mm-mipi-dsim", + .data = &samsung_dsim_imx8mm_pdata, + }, { /* sentinel. */ } }; MODULE_DEVICE_TABLE(of, samsung_dsim_of_match); -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel