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Date: Fri, 14 Aug 2020 03:06:16 +0300 From: Dmitry Osipenko <digetx@...il.com> To: Thierry Reding <thierry.reding@...il.com>, Jonathan Hunter <jonathanh@...dia.com>, Georgi Djakov <georgi.djakov@...aro.org>, Rob Herring <robh+dt@...nel.org>, Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Peter De Schrijver <pdeschrijver@...dia.com>, MyungJoo Ham <myungjoo.ham@...sung.com>, Kyungmin Park <kyungmin.park@...sung.com>, Chanwoo Choi <cw00.choi@...sung.com>, Mikko Perttunen <cyndis@...si.fi> 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 v5 31/36] memory: tegra20-emc: Create tegra20-devfreq device The tegra20-devfreq driver provides memory frequency scaling functionality and it uses EMC clock for the scaling. Since tegra20-devfreq is a software driver, the device for the driver needs to be created manually. Let's do it from EMC driver since it provides the clk rate-change functionality. Signed-off-by: Dmitry Osipenko <digetx@...il.com> --- drivers/memory/tegra/tegra20-emc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index 437d9d789941..e603cc0b0341 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -884,6 +884,9 @@ static int tegra_emc_probe(struct platform_device *pdev) tegra_emc_debugfs_init(emc); tegra_emc_interconnect_init(emc); + if (IS_ENABLED(CONFIG_ARM_TEGRA20_DEVFREQ)) + platform_device_register_simple("tegra20-devfreq", -1, NULL, 0); + /* * Don't allow the kernel module to be unloaded. Unloading adds some * extra complexity which doesn't really worth the effort in a case of -- 2.27.0
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