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author | Bryan Brattlof <bb@ti.com> | 2024-10-08 18:50:50 +0530 |
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committer | Vignesh Raghavendra <vigneshr@ti.com> | 2024-11-03 11:29:57 +0530 |
commit | aeedca40159c7017f3f0cfbd1ac2066e091e784c (patch) | |
tree | cec1538c9a23bde320febb48142289a917e6993e /tools/perf/scripts/python/export-to-postgresql.py | |
parent | 881f5e9d808243d27830b3ed294e2e8abda05e62 (diff) |
arm64: dts: ti: k3-am62a: add opp frequencies
One power management technique available to the Cortex-A53s is their
ability to dynamically scale their frequency across the device's
Operating Performance Points (OPP)
The OPPs available for the Cortex-A53s on the AM62Ax can vary based on
the silicon variant used. The SoC variant is encoded into the
WKUP_MMR0_WKUP0_CTRL_MMR0_JTAG_USER_ID register which is used to limit
to only OPP entries the variant supports. A table of all these variants
can be found in it's data sheet[0] for the AM62Ax family.
Add the OPP table into the SoC's fdti file along with the syscon node to
describe the WKUP_MMR0_WKUP0_CTRL_MMR0_JTAG_USER_ID register to detect
the SoC variant.
[0] https://www.ti.com/lit/ds/symlink/am62a3.pdf
Signed-off-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Dhruva Gole <d-gole@ti.com>
Link: https://lore.kernel.org/r/20241008132052.407994-2-d-gole@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions