tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0-only
2config TEGRA_MC
3 bool "NVIDIA Tegra Memory Controller support"
4 default y
5 depends on ARCH_TEGRA
6 select INTERCONNECT
7 help
8 This driver supports the Memory Controller (MC) hardware found on
9 NVIDIA Tegra SoCs.
10
11config TEGRA20_EMC
12 tristate "NVIDIA Tegra20 External Memory Controller driver"
13 default y
14 depends on TEGRA_MC && ARCH_TEGRA_2x_SOC
15 select DEVFREQ_GOV_SIMPLE_ONDEMAND
16 select PM_DEVFREQ
17 help
18 This driver is for the External Memory Controller (EMC) found on
19 Tegra20 chips. The EMC controls the external DRAM on the board.
20 This driver is required to change memory timings / clock rate for
21 external memory.
22
23config TEGRA30_EMC
24 tristate "NVIDIA Tegra30 External Memory Controller driver"
25 default y
26 depends on TEGRA_MC && ARCH_TEGRA_3x_SOC
27 select PM_OPP
28 help
29 This driver is for the External Memory Controller (EMC) found on
30 Tegra30 chips. The EMC controls the external DRAM on the board.
31 This driver is required to change memory timings / clock rate for
32 external memory.
33
34config TEGRA124_EMC
35 bool "NVIDIA Tegra124 External Memory Controller driver"
36 default y
37 depends on TEGRA_MC && ARCH_TEGRA_124_SOC
38 help
39 This driver is for the External Memory Controller (EMC) found on
40 Tegra124 chips. The EMC controls the external DRAM on the board.
41 This driver is required to change memory timings / clock rate for
42 external memory.
43
44config TEGRA210_EMC_TABLE
45 bool
46 depends on ARCH_TEGRA_210_SOC
47
48config TEGRA210_EMC
49 tristate "NVIDIA Tegra210 External Memory Controller driver"
50 depends on TEGRA_MC && ARCH_TEGRA_210_SOC
51 select TEGRA210_EMC_TABLE
52 help
53 This driver is for the External Memory Controller (EMC) found on
54 Tegra210 chips. The EMC controls the external DRAM on the board.
55 This driver is required to change memory timings / clock rate for
56 external memory.