wm831x_reg_unlock(9)

💅 wm831x_reg_unlock(9) — Kernel API Manual, bestie 🎀

okay so we’re diving into a kernel API page and it’s giving very specific-register energy ✨ the manual name is Kernel API Manual, and yes, we’re keeping every literal detail. no cap.

---

✨ NAME ✨

wm831x_reg_unlock — unlock user keyed registers 💖

---

🌸 SYNOPSIS 🌸

int wm831x_reg_unlock (struct wm831x *wm831x );

---

🦋 ARGUMENTS 🦋

• wm831x — pointer to local driver data structure 🫶

---

💜 DESCRIPTION 💜

okay so the WM831x has a user key preventing writes to particularly critical registers 🔥 that’s the whole vibe.

This function locks those registers, preventing spurious writes 👑

bestie, yes — the page literally says “locks” in the description even though the function is wm831x_reg_unlock. I’m keeping it exactly as written, no editing, no “fixing,” periodt 💅

---

🌈 SEE ALSO 🌈

• Kernel file ./drivers/mfd/wm831x-core.c 📁
• wm831x_reg_lock(9)
• wm831x_reg_read(9)
• wm831x_bulk_read(9)
• wm831x_reg_write(9)
• wm831x_set_bits(9)

---

and that’s the page, bestie 🎀 source/version is ./drivers/mfd, dated October 2026 — iconic little footer moment, fr fr 💖✨