@@ -2,6 +2,8 @@
menu "Utils and Drivers Support"
+source "$(OPENSBI_SRC_DIR)/lib/utils/i2c/Kconfig"
+
source "$(OPENSBI_SRC_DIR)/lib/utils/ipi/Kconfig"
source "$(OPENSBI_SRC_DIR)/lib/utils/irqchip/Kconfig"
new file mode 100644
@@ -0,0 +1,22 @@
+# SPDX-License-Identifier: BSD-2-Clause
+
+menu "I2C Support"
+
+config FDT_I2C
+ bool "FDT based I2C drivers"
+ select I2C
+ default n
+
+if FDT_I2C
+
+config FDT_I2C_SIFIVE
+ bool "SiFive I2C FDT driver"
+ default n
+
+endif
+
+config I2C
+ bool "I2C support"
+ default n
+
+endmenu
@@ -7,10 +7,10 @@
# Nikita Shubin <n.shubin@yadro.com>
#
-libsbiutils-objs-y += i2c/i2c.o
+libsbiutils-objs-$(CONFIG_I2C) += i2c/i2c.o
-libsbiutils-objs-y += i2c/fdt_i2c.o
-libsbiutils-objs-y += i2c/fdt_i2c_adapter_drivers.o
+libsbiutils-objs-$(CONFIG_FDT_I2C) += i2c/fdt_i2c.o
+libsbiutils-objs-$(CONFIG_FDT_I2C) += i2c/fdt_i2c_adapter_drivers.o
-carray-fdt_i2c_adapter_drivers-y += fdt_i2c_adapter_sifive
-libsbiutils-objs-y += i2c/fdt_i2c_sifive.o
+carray-fdt_i2c_adapter_drivers-$(CONFIG_FDT_I2C_SIFIVE) += fdt_i2c_adapter_sifive
+libsbiutils-objs-$(CONFIG_FDT_I2C_SIFIVE) += i2c/fdt_i2c_sifive.o
@@ -1,3 +1,5 @@
+CONFIG_FDT_I2C=y
+CONFIG_FDT_I2C_SIFIVE=y
CONFIG_FDT_IPI=y
CONFIG_FDT_IPI_MSWI=y
CONFIG_FDT_IRQCHIP=y
We update i2c drivers makefile to use kconfig for enabling/disabling drivers. To avoid compile errors, we also enable appropriate i2c drivers for each platform. Signed-off-by: Anup Patel <apatel@ventanamicro.com> --- lib/utils/Kconfig | 2 ++ lib/utils/i2c/Kconfig | 22 ++++++++++++++++++++++ lib/utils/i2c/objects.mk | 10 +++++----- platform/generic/configs/defconfig | 2 ++ 4 files changed, 31 insertions(+), 5 deletions(-) create mode 100644 lib/utils/i2c/Kconfig