e34212c75a
Introduce driver for the External Memory Controller (EMC) found on Tegra30 chips, it controls the external DRAM on the board. The purpose of this driver is to program memory timing for external memory on the EMC clock rate change. Acked-by: Peter De Schrijver <pdeschrijver@nvidia.com> Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Tested-by: Peter Geis <pgwipeout@gmail.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
39 lines
1.3 KiB
Plaintext
39 lines
1.3 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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config TEGRA_MC
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bool "NVIDIA Tegra Memory Controller support"
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default y
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depends on ARCH_TEGRA
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help
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This driver supports the Memory Controller (MC) hardware found on
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NVIDIA Tegra SoCs.
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config TEGRA20_EMC
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bool "NVIDIA Tegra20 External Memory Controller driver"
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default y
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depends on ARCH_TEGRA_2x_SOC
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help
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This driver is for the External Memory Controller (EMC) found on
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Tegra20 chips. The EMC controls the external DRAM on the board.
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This driver is required to change memory timings / clock rate for
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external memory.
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config TEGRA30_EMC
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bool "NVIDIA Tegra30 External Memory Controller driver"
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default y
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depends on TEGRA_MC && ARCH_TEGRA_3x_SOC
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help
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This driver is for the External Memory Controller (EMC) found on
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Tegra30 chips. The EMC controls the external DRAM on the board.
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This driver is required to change memory timings / clock rate for
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external memory.
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config TEGRA124_EMC
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bool "NVIDIA Tegra124 External Memory Controller driver"
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default y
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depends on TEGRA_MC && ARCH_TEGRA_124_SOC
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help
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This driver is for the External Memory Controller (EMC) found on
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Tegra124 chips. The EMC controls the external DRAM on the board.
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This driver is required to change memory timings / clock rate for
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external memory.
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