[PATCH v4 3/3] hw/ppc: Nest1 chiplet wiring

[Chalapathi V]

From: Chalapathi V <chalapath...@linux.ibm.com>

This part of the patchset connects the nest1 chiplet model to p10 chip.

Signed-off-by: Chalapathi V <chalapath...@linux.ibm.com>
---
 hw/ppc/pnv.c              | 14 ++++++++++++++
 include/hw/ppc/pnv_chip.h |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index c0e34ff..2b93cdd 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -351,6 +351,8 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip, 
void *fdt)
     static const char compat[] = "ibm,power10-xscom\0ibm,xscom";
     int i;
 
+    Pnv10Chip *chip10 = PNV10_CHIP(chip);
+
     pnv_dt_xscom(chip, fdt, 0,
                  cpu_to_be64(PNV10_XSCOM_BASE(chip)),
                  cpu_to_be64(PNV10_XSCOM_SIZE),
@@ -366,6 +368,9 @@ static void pnv_chip_power10_dt_populate(PnvChip *chip, 
void *fdt)
         pnv_dt_memory(fdt, chip->chip_id, chip->ram_start, chip->ram_size);
     }
 
+    /* Populate nest1_chiplet device tree */
+    PNV_NEST1CHIPLET_GET_CLASS(&chip10->nest1_chiplet)->nest1_dt_populate(fdt);
+
     pnv_dt_lpc(chip, fdt, 0, PNV10_LPCM_BASE(chip), PNV10_LPCM_SIZE);
 }
 
@@ -1649,6 +1654,8 @@ static void pnv_chip_power10_instance_init(Object *obj)
     object_initialize_child(obj, "occ",  &chip10->occ, TYPE_PNV10_OCC);
     object_initialize_child(obj, "sbe",  &chip10->sbe, TYPE_PNV10_SBE);
     object_initialize_child(obj, "homer", &chip10->homer, TYPE_PNV10_HOMER);
+    object_initialize_child(obj, "nest1_chiplet", &chip10->nest1_chiplet,
+                            TYPE_PNV_NEST1_CHIPLET);
 
     chip->num_pecs = pcc->num_pecs;
 
@@ -1813,6 +1820,13 @@ static void pnv_chip_power10_realize(DeviceState *dev, 
Error **errp)
     memory_region_add_subregion(get_system_memory(), PNV10_HOMER_BASE(chip),
                                 &chip10->homer.regs);
 
+    /* nest1 chiplet control regs */
+    if (!qdev_realize(DEVICE(&chip10->nest1_chiplet), NULL, errp)) {
+        return;
+    }
+    pnv_xscom_add_subregion(chip, PNV10_XSCOM_NEST1_CTRL_CHIPLET_BASE,
+                   &chip10->nest1_chiplet.perv_chiplet.xscom_perv_ctrl_regs);
+
     /* PHBs */
     pnv_chip_power10_phb_realize(chip, &local_err);
     if (local_err) {
diff --git a/include/hw/ppc/pnv_chip.h b/include/hw/ppc/pnv_chip.h
index 53e1d92..4bcb925 100644
--- a/include/hw/ppc/pnv_chip.h
+++ b/include/hw/ppc/pnv_chip.h
@@ -4,6 +4,7 @@
 #include "hw/pci-host/pnv_phb4.h"
 #include "hw/ppc/pnv_core.h"
 #include "hw/ppc/pnv_homer.h"
+#include "hw/ppc/pnv_nest_chiplet.h"
 #include "hw/ppc/pnv_lpc.h"
 #include "hw/ppc/pnv_occ.h"
 #include "hw/ppc/pnv_psi.h"
@@ -109,6 +110,7 @@ struct Pnv10Chip {
     PnvOCC       occ;
     PnvSBE       sbe;
     PnvHomer     homer;
+    PnvNest1Chiplet nest1_chiplet;
 
     uint32_t     nr_quads;
     PnvQuad      *quads;
-- 
1.8.3.1