diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig index c6d1a345ea6d..9388823bb0bb 100644 --- a/drivers/i2c/Kconfig +++ b/drivers/i2c/Kconfig @@ -72,7 +72,7 @@ config I2C_MUX source "drivers/i2c/muxes/Kconfig" config I2C_ATR - tristate "I2C Address Translator (ATR) support" + tristate "I2C Address Translator (ATR) support" if COMPILE_TEST help Enable support for I2C Address Translator (ATR) chips. diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 169607e80331..6644eebedaf3 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -1384,10 +1384,10 @@ config I2C_ICY config I2C_MLXCPLD tristate "Mellanox I2C driver" - depends on X86_64 || ARM64 || COMPILE_TEST + depends on X86_64 || (ARM64 && ACPI) || COMPILE_TEST help This exposes the Mellanox platform I2C busses to the linux I2C layer - for X86 based systems. + for X86 and ARM64/ACPI based systems. Controller is implemented as CPLD logic. This driver can also be built as a module. If so, the module will be diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c index 2e5acfeb76c8..5a416b39b818 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -698,13 +698,16 @@ static int aspeed_i2c_master_xfer(struct i2c_adapter *adap, if (time_left == 0) { /* - * If timed out and bus is still busy in a multi master - * environment, attempt recovery at here. + * In a multi-master setup, if a timeout occurs, attempt + * recovery. But if the bus is idle, we still need to reset the + * i2c controller to clear the remaining interrupts. */ if (bus->multi_master && (readl(bus->base + ASPEED_I2C_CMD_REG) & ASPEED_I2CD_BUS_BUSY_STS)) aspeed_i2c_recover_bus(bus); + else + aspeed_i2c_reset(bus); /* * If timed out and the state is still pending, drop the pending diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c index 9849f4502570..de3f58b60dce 100644 --- a/drivers/i2c/busses/i2c-cadence.c +++ b/drivers/i2c/busses/i2c-cadence.c @@ -182,6 +182,7 @@ enum cdns_i2c_slave_state { * @reset: Reset control for the device * @quirks: flag for broken hold bit usage in r1p10 * @ctrl_reg: Cached value of the control register. + * @rinfo: I2C GPIO recovery information * @ctrl_reg_diva_divb: value of fields DIV_A and DIV_B from CR register * @slave: Registered slave instance. * @dev_mode: I2C operating role(master/slave). diff --git a/drivers/w1/masters/ds2482.c b/drivers/w1/masters/ds2482.c index c1de8a92e144..b2d76c1784bd 100644 --- a/drivers/w1/masters/ds2482.c +++ b/drivers/w1/masters/ds2482.c @@ -551,7 +551,7 @@ static struct i2c_driver ds2482_driver = { .driver = { .name = "ds2482", }, - .probe_new = ds2482_probe, + .probe = ds2482_probe, .remove = ds2482_remove, .id_table = ds2482_id, }; diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 3430cc2b05a6..0dae9db27538 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -237,7 +237,6 @@ enum i2c_driver_flags { * struct i2c_driver - represent an I2C device driver * @class: What kind of i2c device we instantiate (for detect) * @probe: Callback for device binding - * @probe_new: Transitional callback for device binding - do not use * @remove: Callback for device unbinding * @shutdown: Callback for device shutdown * @alert: Alert callback, for example for the SMBus alert protocol @@ -272,16 +271,8 @@ enum i2c_driver_flags { struct i2c_driver { unsigned int class; - union { /* Standard driver model interfaces */ - int (*probe)(struct i2c_client *client); - /* - * Legacy callback that was part of a conversion of .probe(). - * Today it has the same semantic as .probe(). Don't use for new - * code. - */ - int (*probe_new)(struct i2c_client *client); - }; + int (*probe)(struct i2c_client *client); void (*remove)(struct i2c_client *client);