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[209.85.220.41]) by mx.google.com with SMTPS id q19-20020a170902bd9300b0016ed1fdf6f3sor4332562pls.168.2022.08.29.11.41.29 for <linux-amarula@amarulasolutions.com> (Google Transport Security); Mon, 29 Aug 2022 11:41:29 -0700 (PDT) Received-SPF: pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.41 as permitted sender) client-ip=209.85.220.41; X-Received: by 2002:a17:903:4043:b0:174:dd99:a589 with SMTP id n3-20020a170903404300b00174dd99a589mr4510335pla.56.1661798489606; Mon, 29 Aug 2022 11:41:29 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a073:43f7:1644:6259:830d]) by smtp.gmail.com with ESMTPSA id k13-20020aa7998d000000b005385e2e86eesm1619042pfh.18.2022.08.29.11.41.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Aug 2022 11:41:28 -0700 (PDT) From: Jagan Teki <jagan@amarulasolutions.com> To: Andrzej Hajda <andrzej.hajda@intel.com>, Inki Dae <inki.dae@samsung.com>, Marek Szyprowski <m.szyprowski@samsung.com>, Joonyoung Shim <jy0922.shim@samsung.com>, Seung-Woo Kim <sw0312.kim@samsung.com>, Kyungmin Park <kyungmin.park@samsung.com>, Frieder Schrempf <frieder.schrempf@kontron.de>, Fancy Fang <chen.fang@nxp.com>, Tim Harvey <tharvey@gateworks.com>, Michael Nazzareno Trimarchi <michael@amarulasolutions.com>, Adam Ford <aford173@gmail.com>, Neil Armstrong <narmstrong@baylibre.com>, Robert Foss <robert.foss@linaro.org>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, Tommaso Merciai <tommaso.merciai@amarulasolutions.com>, Marek Vasut <marex@denx.de> Cc: Matteo Lisi <matteo.lisi@engicam.com>, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team <linux-imx@nxp.com>, linux-amarula <linux-amarula@amarulasolutions.com>, Jagan Teki <jagan@amarulasolutions.com> Subject: [PATCH v4 05/12] drm: bridge: samsung-dsim: Mark PHY as optional Date: Tue, 30 Aug 2022 00:10:24 +0530 Message-Id: <20220829184031.1863663-6-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220829184031.1863663-1-jagan@amarulasolutions.com> References: <20220829184031.1863663-1-jagan@amarulasolutions.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Original-Sender: jagan@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=HnbXs1ML; spf=pass (google.com: domain of jagan@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=jagan@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: <linux-amarula.amarulasolutions.com> X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: <https://groups.google.com/a/amarulasolutions.com/group/linux-amarula/post>, <mailto:linux-amarula@amarulasolutions.com> List-Help: <https://support.google.com/a/amarulasolutions.com/bin/topic.py?topic=25838>, <mailto:linux-amarula+help@amarulasolutions.com> List-Archive: <https://groups.google.com/a/amarulasolutions.com/group/linux-amarula/> List-Unsubscribe: <mailto:googlegroups-manage+476853432473+unsubscribe@googlegroups.com>, <https://groups.google.com/a/amarulasolutions.com/group/linux-amarula/subscribe> |
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diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 76dc7687857a..c3ed317996ad 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1583,7 +1583,7 @@ static int samsung_dsim_probe(struct platform_device *pdev) if (IS_ERR(dsi->reg_base)) return PTR_ERR(dsi->reg_base); - dsi->phy = devm_phy_get(dev, "dsim"); + dsi->phy = devm_phy_optional_get(dev, "dsim"); if (IS_ERR(dsi->phy)) { dev_info(dev, "failed to get dsim phy\n"); return PTR_ERR(dsi->phy);
In i.MX8M Mini/Nano SoC the DSI Phy requires a MIPI DPHY bit to reset in order to activate the PHY and that can be done via upstream i.MX8M blk-ctrl driver. So, mark the phy get as optional. v4, v3, v2: * none v1: * new patch Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> --- drivers/gpu/drm/bridge/samsung-dsim.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)