of_find_device_by_node(9)

🎀 NAME 🎀

Okay so this is of_find_device_by_node(9) from the Kernel API Manual, bestie — it finds the platform_device associated with a node. Iconic behavior, honestly. 💅

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✨ SYNOPSIS ✨

struct platform_device * of_find_device_by_node (struct device_node *np
);

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🌸 ARGUMENTS 🌸

• np — pointer to a device tree node 🦋

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💖 DESCRIPTION 💖

So this one takes a reference to the embedded struct device — and bestie, that reference needs to be dropped after use. Don’t forget, fr fr 😭💀

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🫶 RETURN 🫶

Returns a platform_device pointer, or NULL if not found. That’s the whole vibe check 👑✨

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🌈 SEE ALSO 🌈

Kernel file ./drivers/of/platform.c plus the whole friend group:

• of_device_alloc(9)
• of_platform_device_create_pdata(9)
• of_platform_device_create(9)
• of_platform_bus_create(9)
• of_platform_bus_probe(9)
• of_platform_populate(9)
• of_platform_depopulate(9)
• devm_of_platform_populate(9)
• devm_of_platform_depopulate(9)

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Big sparkly kiss from ./drivers/of, dated October 2026, signed of_find_device_by_node(9) 💌🎀✨