The System Management Bus is more or less a derivative of the I2C
bus, thus the Kconfig entry depends of I2C.
Not all boards providing an I2C bus support SMBus.
Use two different Kconfig entries to be able to select I2C without
selecting SMBus.
Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>
---
Cc: Corey Minyard <cminy...@mvista.com>
---
default-configs/mips-softmmu-common.mak | 1 +
hw/i2c/Kconfig | 8 ++++++--
hw/i2c/Makefile.objs | 3 ++-
3 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/default-configs/mips-softmmu-common.mak
b/default-configs/mips-softmmu-common.mak
index da29c6c0b2..ac76d944b8 100644
--- a/default-configs/mips-softmmu-common.mak
+++ b/default-configs/mips-softmmu-common.mak
@@ -37,6 +37,7 @@ CONFIG_R4K=y
CONFIG_MALTA=y
CONFIG_PCNET_PCI=y
CONFIG_MIPSSIM=y
+CONFIG_SMBUS=y
CONFIG_ACPI_SMBUS=y
CONFIG_SMBUS_EEPROM=y
CONFIG_TEST_DEVICES=y
diff --git a/hw/i2c/Kconfig b/hw/i2c/Kconfig
index 2bbd395813..09642a6dcb 100644
--- a/hw/i2c/Kconfig
+++ b/hw/i2c/Kconfig
@@ -1,9 +1,13 @@
config I2C
bool
+config SMBUS
+ bool
+ select I2C
+
config SMBUS_EEPROM
bool
- depends on I2C
+ select SMBUS
config VERSATILE_I2C
bool
@@ -11,7 +15,7 @@ config VERSATILE_I2C
config ACPI_SMBUS
bool
- select I2C
+ select SMBUS
config BITBANG_I2C
bool
diff --git a/hw/i2c/Makefile.objs b/hw/i2c/Makefile.objs
index d7073a401f..cbbc8507a3 100644
--- a/hw/i2c/Makefile.objs
+++ b/hw/i2c/Makefile.objs
@@ -1,4 +1,5 @@
-common-obj-$(CONFIG_I2C) += core.o smbus_slave.o smbus_master.o
+common-obj-$(CONFIG_I2C) += core.o
+common-obj-$(CONFIG_SMBUS) += smbus_slave.o smbus_master.o
common-obj-$(CONFIG_SMBUS_EEPROM) += smbus_eeprom.o
common-obj-$(CONFIG_VERSATILE_I2C) += versatile_i2c.o
common-obj-$(CONFIG_ACPI_X86_ICH) += smbus_ich9.o
--
2.21.0
