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-rw-r--r--hw/ppc/pnv.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index bb4d00e266..ae8e0b45cd 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -1684,6 +1684,10 @@ static void pnv_chip_power10_instance_init(Object *obj)
         object_initialize_child(obj, "pec[*]", &chip10->pecs[i],
                                 TYPE_PNV_PHB5_PEC);
     }
+
+    for (i = 0; i < pcc->i2c_num_engines; i++) {
+        object_initialize_child(obj, "i2c[*]", &chip10->i2c[i], TYPE_PNV_I2C);
+    }
 }
 
 static void pnv_chip_power10_quad_realize(Pnv10Chip *chip10, Error **errp)
@@ -1742,6 +1746,7 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
     PnvChip *chip = PNV_CHIP(dev);
     Pnv10Chip *chip10 = PNV10_CHIP(dev);
     Error *local_err = NULL;
+    int i;
 
     /* XSCOM bridge is first */
     pnv_xscom_init(chip, PNV10_XSCOM_SIZE, PNV10_XSCOM_BASE(chip));
@@ -1847,6 +1852,28 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp)
         error_propagate(errp, local_err);
         return;
     }
+
+
+    /*
+     * I2C
+     */
+    for (i = 0; i < pcc->i2c_num_engines; i++) {
+        Object *obj =  OBJECT(&chip10->i2c[i]);
+
+        object_property_set_int(obj, "engine", i + 1, &error_fatal);
+        object_property_set_int(obj, "num-busses", pcc->i2c_num_ports,
+                                &error_fatal);
+        object_property_set_link(obj, "chip", OBJECT(chip), &error_abort);
+        if (!qdev_realize(DEVICE(obj), NULL, errp)) {
+            return;
+        }
+        pnv_xscom_add_subregion(chip, PNV10_XSCOM_I2CM_BASE +
+                                chip10->i2c[i].engine * PNV10_XSCOM_I2CM_SIZE,
+                                &chip10->i2c[i].xscom_regs);
+        qdev_connect_gpio_out(DEVICE(&chip10->i2c[i]), 0,
+                              qdev_get_gpio_in(DEVICE(&chip10->psi),
+                                               PSIHB9_IRQ_SBE_I2C));
+    }
 }
 
 static uint32_t pnv_chip_power10_xscom_pcba(PnvChip *chip, uint64_t addr)
@@ -1874,6 +1901,8 @@ static void pnv_chip_power10_class_init(ObjectClass *klass, void *data)
     k->xscom_pcba = pnv_chip_power10_xscom_pcba;
     dc->desc = "PowerNV Chip POWER10";
     k->num_pecs = PNV10_CHIP_MAX_PEC;
+    k->i2c_num_engines = PNV10_CHIP_MAX_I2C;
+    k->i2c_num_ports = PNV10_CHIP_MAX_I2C_PORTS;
 
     device_class_set_parent_realize(dc, pnv_chip_power10_realize,
                                     &k->parent_realize);