diff options
| author | Bryan Brattlof <bb@ti.com> | 2024-10-08 18:50:51 +0530 |
|---|---|---|
| committer | Vignesh Raghavendra <vigneshr@ti.com> | 2024-11-03 11:29:57 +0530 |
| commit | 5dae00dfaf8e4a40c68c8a4d9e453cd06bc5bf19 (patch) | |
| tree | 3b833ed3708a4a0de1e0e5a9f44ba72c99cfac96 /arch/arm64/boot | |
| parent | aeedca40159c7017f3f0cfbd1ac2066e091e784c (diff) | |
arm64: dts: ti: k3-am62a7-sk: add 1.4ghz opp entry
The AM62Ax reference board is capable of supplying 0v85 to the VDD_CORE
which allows the Cortex-A53s to operate at 1.4GHz according to chapter
7.5 of the SoC's data sheet[0]. Append the 1.4Ghz entry to the OPP table
to enable this OPP
[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/20241008132052.407994-3-d-gole@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'arch/arm64/boot')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index 67faf46d7a35..a6f0d87a50d8 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -68,6 +68,15 @@ }; }; + opp-table { + /* Requires VDD_CORE at 0v85 */ + opp-1400000000 { + opp-hz = /bits/ 64 <1400000000>; + opp-supported-hw = <0x01 0x0004>; + clock-latency-ns = <6000000>; + }; + }; + vmain_pd: regulator-0 { /* TPS25750 PD CONTROLLER OUTPUT */ compatible = "regulator-fixed"; |