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authorDmitry Osipenko <digetx@gmail.com>2020-11-23 03:27:22 +0300
committerThierry Reding <treding@nvidia.com>2020-11-26 19:08:29 +0100
commit881741fa447d56751fe6f5af66a5c3cae4140903 (patch)
tree6cea42b227b0991cb7382d79ccdd3b60be462ce7 /arch/arm/boot/dts/tegra30-ouya.dts
parentf5204ac47b298a94eadf8b6c61b534bd9abe2e41 (diff)
downloadlinux-881741fa447d56751fe6f5af66a5c3cae4140903.tar.bz2
ARM: tegra: Add EMC OPP and ICC properties to Tegra30 EMC and ACTMON device-tree nodes
Add EMC OPP tables and interconnect paths that will be used for dynamic memory bandwidth scaling based on memory utilization statistics. Update board device-trees by removing unsupported EMC OPPs. Note that ACTMON watches all memory interconnect paths, but we use a single CPU-READ interconnect path for driving memory bandwidth, for simplicity. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm/boot/dts/tegra30-ouya.dts')
-rw-r--r--arch/arm/boot/dts/tegra30-ouya.dts8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/tegra30-ouya.dts b/arch/arm/boot/dts/tegra30-ouya.dts
index a5f16ad6c8f4..74da1360d297 100644
--- a/arch/arm/boot/dts/tegra30-ouya.dts
+++ b/arch/arm/boot/dts/tegra30-ouya.dts
@@ -4509,3 +4509,11 @@
nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_SLOWEST>;
};
};
+
+&emc_icc_dvfs_opp_table {
+ /delete-node/ opp@900000000,1350;
+};
+
+&emc_bw_dfs_opp_table {
+ /delete-node/ opp@900000000;
+};