diff --git a/drivers/soundwire/mipi_disco.c b/drivers/soundwire/mipi_disco.c index 210a9cfcecb988..f11e5bb03adedf 100644 --- a/drivers/soundwire/mipi_disco.c +++ b/drivers/soundwire/mipi_disco.c @@ -378,6 +378,19 @@ int sdw_slave_read_prop(struct sdw_slave *slave) device_property_read_u32(dev, "mipi-sdw-sink-port-list", &prop->sink_ports); + device_property_read_u32(dev, "mipi-sdw-sdca-interrupt-register-list", + &prop->sdca_interrupt_register_list); + + /* + * The specification defines the property value as boolean, but + * the value can be defined as zero. This is not aligned the + * implementation of device_property_read_bool() which only checks + * the presence of the property. + * Let's use read_u8 to work-around this conceptual disconnect. + */ + device_property_read_u8(dev, "mipi-sdw-commit-register-supported", + &prop->commit_register_supported); + /* * Read dp0 properties - we don't rely on the 'mipi-sdw-dp-0-supported' * property since the 'mipi-sdw-dp0-subproperties' property is logically diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index ac049b417899d5..872af58d498cb2 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -341,6 +341,9 @@ struct sdw_dpn_prop { * registers introduced with the SoundWire 1.2 specification. SDCA devices * do not need to set this boolean property as the registers are required. * @use_domain_irq: call actual IRQ handler on slave, as well as callback + * @sdca_interrupt_register_list: indicates which sets of SDCA interrupt status + * and masks are supported + * @commit_register_supported: is PCP_Commit register supported */ struct sdw_slave_prop { u32 mipi_revision; @@ -366,6 +369,8 @@ struct sdw_slave_prop { u32 quirks; bool clock_reg_supported; bool use_domain_irq; + u32 sdca_interrupt_register_list; + u8 commit_register_supported; }; #define SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY BIT(0)