[PATCH 16/48] hw/arm/xlnx-versal: trng: refactor creation

[Luc Michel]

Refactor the TRNG device creation using the VersalMap structure.

Signed-off-by: Luc Michel <luc.mic...@amd.com>
---
 include/hw/arm/xlnx-versal.h |  2 --
 hw/arm/xlnx-versal.c         | 18 ++++++++++--------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h
index 9adce02f8a9..bba96201d37 100644
--- a/include/hw/arm/xlnx-versal.h
+++ b/include/hw/arm/xlnx-versal.h
@@ -18,11 +18,10 @@
 #include "hw/or-irq.h"
 #include "hw/intc/arm_gicv3.h"
 #include "hw/rtc/xlnx-zynqmp-rtc.h"
 #include "qom/object.h"
 #include "hw/misc/xlnx-versal-crl.h"
-#include "hw/misc/xlnx-versal-trng.h"
 #include "net/can_emu.h"
 #include "hw/misc/xlnx-versal-cfu.h"
 #include "hw/misc/xlnx-versal-cframe-reg.h"
 #include "target/arm/cpu.h"
 #include "hw/arm/xlnx-versal-version.h"
@@ -81,11 +80,10 @@ struct Versal {
     } lpd;
 
     /* The Platform Management Controller subsystem.  */
     struct {
         XlnxZynqMPRTC rtc;
-        XlnxVersalTRng trng;
         XlnxVersalCFUAPB cfu_apb;
         XlnxVersalCFUFDRO cfu_fdro;
         XlnxVersalCFUSFR cfu_sfr;
         XlnxVersalCFrameReg cframe[XLNX_VERSAL_NR_CFRAME];
         XlnxVersalCFrameBcastReg cframe_bcast;
diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c
index 615eea54372..45d9fc1e282 100644
--- a/hw/arm/xlnx-versal.c
+++ b/hw/arm/xlnx-versal.c
@@ -35,10 +35,11 @@
 #include "hw/usb/xlnx-usb-subsystem.h"
 #include "hw/nvram/xlnx-versal-efuse.h"
 #include "hw/ssi/xlnx-versal-ospi.h"
 #include "hw/misc/xlnx-versal-pmc-iou-slcr.h"
 #include "hw/nvram/xlnx-bbram.h"
+#include "hw/misc/xlnx-versal-trng.h"
 
 #define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72")
 #define XLNX_VERSAL_RCPU_TYPE ARM_CPU_TYPE_NAME("cortex-r5f")
 #define GEM_REVISION        0x40070106
 
@@ -119,10 +120,11 @@ typedef struct VersalMap {
         int irq;
     } ospi;
 
     VersalSimplePeriphMap pmc_iou_slcr;
     VersalSimplePeriphMap bbram;
+    VersalSimplePeriphMap trng;
 } VersalMap;
 
 static const VersalMap VERSAL_MAP = {
     .uart[0] = { 0xff000000, 18 },
     .uart[1] = { 0xff010000, 19 },
@@ -162,10 +164,11 @@ static const VersalMap VERSAL_MAP = {
         .irq = 124,
     },
 
     .pmc_iou_slcr = { 0xf1060000, OR_IRQ(121, 0) },
     .bbram = { 0xf11f0000, OR_IRQ(121, 1) },
+    .trng = { 0xf1230000, 141 },
 };
 
 static const VersalMap *VERSION_TO_MAP[] = {
     [VERSAL_VER_VERSAL] = &VERSAL_MAP,
 };
@@ -771,23 +774,22 @@ static void versal_create_rtc(Versal *s, qemu_irq *pic)
      */
     sysbus_connect_irq(sbd, 1,
                        qdev_get_gpio_in(DEVICE(&s->pmc.apb_irq_orgate), 0));
 }
 
-static void versal_create_trng(Versal *s, qemu_irq *pic)
+static void versal_create_trng(Versal *s, const VersalSimplePeriphMap *map)
 {
     SysBusDevice *sbd;
     MemoryRegion *mr;
 
-    object_initialize_child(OBJECT(s), "trng", &s->pmc.trng,
-                            TYPE_XLNX_VERSAL_TRNG);
-    sbd = SYS_BUS_DEVICE(&s->pmc.trng);
-    sysbus_realize(sbd, &error_fatal);
+    sbd = SYS_BUS_DEVICE(qdev_new(TYPE_XLNX_VERSAL_TRNG));
+    object_property_add_child(OBJECT(s), "trng", OBJECT(sbd));
+    sysbus_realize_and_unref(sbd, &error_abort);
 
     mr = sysbus_mmio_get_region(sbd, 0);
-    memory_region_add_subregion(&s->mr_ps, MM_PMC_TRNG, mr);
-    sysbus_connect_irq(sbd, 0, pic[VERSAL_TRNG_IRQ]);
+    memory_region_add_subregion(&s->mr_ps, map->addr, mr);
+    versal_sysbus_connect_irq(s, sbd, 0, map->irq);
 }
 
 static void versal_create_xrams(Versal *s, const struct VersalXramMap *map)
 {
     SysBusDevice *sbd;
@@ -1327,14 +1329,14 @@ static void versal_realize(DeviceState *dev, Error 
**errp)
     qdev_connect_gpio_out_named(slcr, "ospi-mux-sel", 0,
                                 qdev_get_gpio_in_named(ospi,
                                                        "ospi-mux-sel", 0));
 
     versal_create_bbram(s, &map->bbram);
+    versal_create_trng(s, &map->trng);
 
     versal_create_pmc_apb_irq_orgate(s, pic);
     versal_create_rtc(s, pic);
-    versal_create_trng(s, pic);
     versal_create_crl(s, pic);
     versal_create_cfu(s, pic);
     versal_map_ddr(s);
     versal_unimp(s);
 
-- 
2.50.0