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[109.252.193.159]) by smtp.gmail.com with ESMTPSA id o3sm2462055lfo.217.2020.11.15.13.33.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Nov 2020 13:33:18 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Georgi Djakov , Rob Herring , Michael Turquette , Stephen Boyd , Peter De Schrijver , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Mikko Perttunen , Viresh Kumar , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski Subject: [PATCH v9 03/17] memory: tegra124-emc: Continue probing if timings are missing in device-tree Date: Mon, 16 Nov 2020 00:29:08 +0300 Message-Id: <20201115212922.4390-4-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201115212922.4390-1-digetx@gmail.com> References: <20201115212922.4390-1-digetx@gmail.com> MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 16 Nov 2020 01:07:21 +0000 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: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-pm@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" EMC driver will become mandatory after turning it into interconnect provider because interconnect users, like display controller driver, will fail to probe using newer device-trees that have interconnect properties. Thus make EMC driver to probe even if timings are missing in device-tree. Signed-off-by: Dmitry Osipenko --- drivers/memory/tegra/tegra124-emc.c | 26 +++++++++----------------- 1 file changed, 9 insertions(+), 17 deletions(-) diff --git a/drivers/memory/tegra/tegra124-emc.c b/drivers/memory/tegra/tegra124-emc.c index edfbf6d6d357..8fb8c1af25c9 100644 --- a/drivers/memory/tegra/tegra124-emc.c +++ b/drivers/memory/tegra/tegra124-emc.c @@ -1201,23 +1201,15 @@ static int tegra_emc_probe(struct platform_device *pdev) ram_code = tegra_read_ram_code(); np = tegra_emc_find_node_by_ram_code(pdev->dev.of_node, ram_code); - if (!np) { - dev_err(&pdev->dev, - "no memory timings for RAM code %u found in DT\n", - ram_code); - return -ENOENT; - } - - err = tegra_emc_load_timings_from_dt(emc, np); - of_node_put(np); - if (err) - return err; - - if (emc->num_timings == 0) { - dev_err(&pdev->dev, - "no memory timings for RAM code %u registered\n", - ram_code); - return -ENOENT; + if (np) { + err = tegra_emc_load_timings_from_dt(emc, np); + of_node_put(np); + if (err) + return err; + } else { + dev_info(&pdev->dev, + "no memory timings for RAM code %u found in DT\n", + ram_code); } err = emc_init(emc); -- 2.29.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel