Re: [PATCH 2/5] regmap: Expose regmap_writeable function to check if a register is writable

Mark Brown
2022-10-19T12:52:42Z

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On Wed, Oct 19, 2022 at 10:24:47AM +0800, chengwei wrote:

> Expose the regmap_writeable function for pinctrl-upboard reference.

Why? A driver should understand the register map of the device it is
controlling.

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