On Fri, May 07, 2021 at 03:17:48PM +0100, Lucas Tanure wrote: > + - cirrus,hs-bias-sense-en: Configures HSBIAS output current sense through > + the external 2.21-k resistor. HSBIAS_SENSE is hardware feature to reduce > + the potential pop noise during the headset plug out slowly. But on some > + platforms ESD voltage will affect it causing test to fail, especially > + with CTIA headset type. For different hardware setups, a designer might > + want to tweak default behavior. > + > + 0 - disabled > + 1 - enabled > + Default = 1 A boolean property would generally be present/absent rather than having a value... > + ret = device_property_read_u32(dev, "cirrus,hs-bias-sense-en", &val); ...and read using device_property_read_bool().
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