ASPEED SDK add lm75 in i2c bus 0 for AST2700.
LM75 is compatible with TMP105 driver.

Introduce a new i2c init function and
add tmp105 device model in i2c bus 0.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
---
 hw/arm/aspeed.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index fd5603f7aa..3d13b16768 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -1650,6 +1650,15 @@ static void aspeed_minibmc_machine_ast1030_evb_class_init(ObjectClass *oc,
 }
 
 #ifdef TARGET_AARCH64
+static void ast2700_evb_i2c_init(AspeedMachineState *bmc)
+{
+    AspeedSoCState *soc = bmc->soc;
+
+    /* LM75 is compatible with TMP105 driver */
+    i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 0),
+                            TYPE_TMP105, 0x4d);
+}
+
 static void aspeed_machine_ast2700_evb_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
@@ -1664,6 +1673,7 @@ static void aspeed_machine_ast2700_evb_class_init(ObjectClass *oc, void *data)
     amc->num_cs    = 2;
     amc->macs_mask = ASPEED_MAC0_ON | ASPEED_MAC1_ON | ASPEED_MAC2_ON;
     amc->uart_default = ASPEED_DEV_UART12;
+    amc->i2c_init  = ast2700_evb_i2c_init;
     mc->default_ram_size = 1 * GiB;
     aspeed_machine_class_init_cpus_defaults(mc);
 }
-- 
2.34.1