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[209.85.220.41]) by mx.google.com with SMTPS id u8-20020a170902714800b00192fc271788sor7393503plm.69.2023.03.08.08.40.37 for (Google Transport Security); Wed, 08 Mar 2023 08:40:37 -0800 (PST) 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:a17:903:2446:b0:19e:2c25:d65e with SMTP id l6-20020a170903244600b0019e2c25d65emr23524048pls.42.1678293637260; Wed, 08 Mar 2023 08:40:37 -0800 (PST) Received: from localhost.localdomain ([2405:201:c00a:a8a1:b545:91cc:80b2:f9fe]) by smtp.gmail.com with ESMTPSA id kq3-20020a170903284300b0019b9a075f1fsm10046540plb.80.2023.03.08.08.40.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Mar 2023 08:40:36 -0800 (PST) From: Jagan Teki To: Andrzej Hajda , Inki Dae , Marek Szyprowski , Neil Armstrong , Marek Vasut , Maxime Ripard Cc: Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Tim Harvey , Adam Ford , Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-amarula , Jagan Teki Subject: [PATCH v16 03/16] drm: exynos: dsi: Mark PHY as optional Date: Wed, 8 Mar 2023 22:09:40 +0530 Message-Id: <20230308163953.28506-4-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230308163953.28506-1-jagan@amarulasolutions.com> References: <20230308163953.28506-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-Original-Sender: jagan@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=lAOGtJmg; 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 Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , The same Samsung MIPI DSIM master can also be used in NXP's i.MX8M Mini/Nano/Plus SoC. In i.MX8M Mini/Nano/Plus 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. Tested-by: Marek Szyprowski Reviewed-by: Frieder Schrempf Reviewed-by: Marek Vasut Signed-off-by: Jagan Teki --- Changes for v16: - collect TB from Marek S Changes for v15, v13, v12: - none Changes for v11: - collect Frieder RB Changes for v10: - add Plus in commit message - collect Marek RB Changes for v9, v8, v7, v6, v5, v4, v3, v2: - none Changes for v1: - new patch drivers/gpu/drm/exynos/exynos_drm_dsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index bb0d2502ea02..1615640e25d6 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1732,7 +1732,7 @@ static int exynos_dsi_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);