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authorPhilippe Mathieu-Daudé <philmd@redhat.com>2019-12-31 19:32:07 +0100
committerCorey Minyard <cminyard@mvista.com>2020-07-16 12:30:54 -0500
commitae163b8d9588f02de6a4b6dba310307ba485d4a9 (patch)
tree6412cc6276e2df57e59c3d6d2acf043474c8d582 /hw/i2c
parent45db94cc90c286a9965a285ba19450f448760a09 (diff)
hw/i2c/Kconfig: Add an entry for the SMBus
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 <philmd@redhat.com> Message-Id: <20191231183216.6781-6-philmd@redhat.com> Signed-off-by: Corey Minyard <cminyard@mvista.com>
Diffstat (limited to 'hw/i2c')
-rw-r--r--hw/i2c/Kconfig8
-rw-r--r--hw/i2c/Makefile.objs3
2 files changed, 8 insertions, 3 deletions
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 6ba976b257..f2c61eaa8b 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