[ot] hw: opentitan: add I2C transport device to Kconfig and meson

Signed-off-by: Alice Ziuziakowska <[email protected]>

Author: ziuziakowska

hw/opentitan/Kconfig

@@ -75,9 +75,13 @@ config OT_HMAC
 config OT_I2C
     imply I2C_ECHO
     imply DS1338
+    select OT_I2C_TRANSPORT
     select I2C
     bool
 
+config OT_I2C_TRANSPORT
+    bool
+
 config OT_IBEX_WRAPPER
     select OT_VMAPPER
     bool

hw/opentitan/meson.build

@@ -25,6 +25,7 @@ system_ss.add(when: 'CONFIG_OT_GPIO_DJ', if_true: files('ot_gpio_dj.c'))
 system_ss.add(when: 'CONFIG_OT_GPIO_EG', if_true: files('ot_gpio_eg.c'))
 system_ss.add(when: 'CONFIG_OT_HMAC', if_true: [files('ot_hmac.c'), libtomcrypt_dep])
 system_ss.add(when: 'CONFIG_OT_I2C', if_true: files('ot_i2c.c'))
+system_ss.add(when: 'CONFIG_OT_I2C_TRANSPORT', if_true: files('ot_i2c_transport.c'))
 system_ss.add(when: 'CONFIG_OT_IBEX_WRAPPER', if_true: files('ot_ibex_wrapper.c'))
 system_ss.add(when: 'CONFIG_OT_KEY_SINK', if_true: files('ot_key_sink.c'))
 system_ss.add(when: 'CONFIG_OT_KEYMGR', if_true: files('ot_keymgr.c'))