sandbox: Tidy up I2C options
At present we enable the sandbox I2C driver for all builds. Add a separate
Kconfig option to control this, so that it can be disabled in TPL, where
it is not needed.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index 3279fef..1077c33 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -47,6 +47,16 @@
device (bus child) info is kept as parent platdata. The interface
is defined in include/i2c.h.
+config TPL_DM_I2C
+ bool "Enable Driver Model for I2C drivers in TPL"
+ depends on TPL_DM && DM_I2C
+ help
+ Enable driver model for I2C. The I2C uclass interface: probe, read,
+ write and speed, is implemented with the bus drivers operations,
+ which provide methods for bus setting and data transfer. Each chip
+ device (bus child) info is kept as parent platdata. The interface
+ is defined in include/i2c.h.
+
config VPL_DM_I2C
bool "Enable Driver Model for I2C drivers in VPL"
depends on VPL_DM && DM_I2C
@@ -508,6 +518,16 @@
config SYS_I2C_SANDBOX
bool "Sandbox I2C driver"
depends on SANDBOX && DM_I2C
+ default y
+ help
+ Enable I2C support for sandbox. This is an emulation of a real I2C
+ bus. Devices can be attached to the bus using the device tree
+ which specifies the driver to use. See sandbox.dts as an example.
+
+config SPL_SYS_I2C_SANDBOX
+ bool "Sandbox I2C driver (SPL)"
+ depends on SPL && SANDBOX && DM_I2C
+ default y
help
Enable I2C support for sandbox. This is an emulation of a real I2C
bus. Devices can be attached to the bus using the device tree