linux-kernel - [PATCH v1 21/29] memory: tegra30-emc: Register as interconnect provider

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Date:   Mon, 18 Nov 2019 23:02:39 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        Mikko Perttunen <mperttunen@...dia.com>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org
Subject: [PATCH v1 21/29] memory: tegra30-emc: Register as interconnect provider

EMC now provides MC with memory bandwidth using interconnect API.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 drivers/memory/tegra/tegra30-emc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/memory/tegra/tegra30-emc.c b/drivers/memory/tegra/tegra30-emc.c
index ee194e8ed521..7316ab50511b 100644
--- a/drivers/memory/tegra/tegra30-emc.c
+++ b/drivers/memory/tegra/tegra30-emc.c
@@ -1171,6 +1171,11 @@ static int tegra_emc_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, emc);
 
+	/* Tegra30 has DRAM channel fixed at 32bit width */
+	err = tegra_icc_emc_setup_interconnect(&pdev->dev, 32 / 8);
+	if (err)
+		dev_err(&pdev->dev, "failed to initialize ICC: %d\n", err);
+
 	return 0;
 
 unset_cb:
-- 
2.23.0