Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20200626' into staging

target-arm queue:
 * hw/arm/aspeed: improve QOM usage
 * hw/misc/pca9552: trace GPIO change events
 * target/arm: Implement ARMv8.5-MemTag for system emulation

# gpg: Signature made Fri 26 Jun 2020 16:13:27 BST
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20200626: (57 commits)
  target/arm: Enable MTE
  target/arm: Add allocation tag storage for system mode
  target/arm: Create tagged ram when MTE is enabled
  target/arm: Cache the Tagged bit for a page in MemTxAttrs
  target/arm: Always pass cacheattr to get_phys_addr
  target/arm: Set PSTATE.TCO on exception entry
  target/arm: Implement data cache set allocation tags
  target/arm: Complete TBI clearing for user-only for SVE
  target/arm: Add mte helpers for sve scatter/gather memory ops
  target/arm: Handle TBI for sve scalar + int memory ops
  target/arm: Add mte helpers for sve scalar + int ff/nf loads
  target/arm: Add mte helpers for sve scalar + int stores
  target/arm: Add mte helpers for sve scalar + int loads
  target/arm: Add arm_tlb_bti_gp
  target/arm: Tidy trans_LD1R_zpri
  target/arm: Use mte_check1 for sve LD1R
  target/arm: Use mte_checkN for sve unpredicated stores
  target/arm: Use mte_checkN for sve unpredicated loads
  target/arm: Add helper_mte_check_zva
  target/arm: Implement helper_mte_checkN
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/hw/i2c/i2c.h b/include/hw/i2c/i2c.h
index 4117211565..d6e3d85faf 100644
--- a/include/hw/i2c/i2c.h
+++ b/include/hw/i2c/i2c.h
@@ -80,6 +80,8 @@ int i2c_send(I2CBus *bus, uint8_t data);
 uint8_t i2c_recv(I2CBus *bus);
 
 DeviceState *i2c_create_slave(I2CBus *bus, const char *name, uint8_t addr);
+DeviceState *i2c_try_create_slave(const char *name, uint8_t addr);
+bool i2c_realize_and_unref(DeviceState *dev, I2CBus *bus, Error **errp);
 
 /* lm832x.c */
 void lm832x_key_event(DeviceState *dev, int key, int state);