Re: (subset) [PATCH v5 1/2] mfd: tps65219: Implement LOCK register handling for TPS65214
From: Lee Jones
Date: Fri Jan 09 2026 - 06:14:19 EST
On Thu, 18 Dec 2025 16:06:28 +0100, Kory Maincent (TI.com) wrote:
> The TPS65214 PMIC variant has a LOCK_REG register that prevents writes to
> nearly all registers when locked. Unlock the registers at probe time and
> leave them unlocked permanently.
>
> This approach is justified because:
> - Register locking is very uncommon in typical system operation
> - No code path is expected to lock the registers during runtime
> - Adding a custom regmap write function would add overhead to every
> register write, including voltage changes triggered by CPU OPP
> transitions from the cpufreq governor which could happen quite
> frequently
>
> [...]
Applied, thanks!
[1/2] mfd: tps65219: Implement LOCK register handling for TPS65214
commit: 9ef5418bc106177f2330f7bf383f8a2cf29aa435
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Lee Jones [李琼斯]