[Qemu-devel] [PULL 12/46] hw/arm/aspeed: Add RTC to SoC

[Peter Maydell]

From: Joel Stanley <address@hidden>

All systems have an RTC.

The IRQ is hooked up but the model does not use it at this stage. There
is no guest code that uses it, so this limitation is acceptable.

Signed-off-by: Joel Stanley <address@hidden>
Reviewed-by: Peter Maydell <address@hidden>
Message-id: address@hidden
Signed-off-by: Peter Maydell <address@hidden>
---
 include/hw/arm/aspeed_soc.h |  2 ++
 hw/arm/aspeed_soc.c         | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
index 88b901d5dfa..fa0ba957a61 100644
--- a/include/hw/arm/aspeed_soc.h
+++ b/include/hw/arm/aspeed_soc.h
@@ -16,6 +16,7 @@
 #include "hw/misc/aspeed_scu.h"
 #include "hw/misc/aspeed_sdmc.h"
 #include "hw/timer/aspeed_timer.h"
+#include "hw/timer/aspeed_rtc.h"
 #include "hw/i2c/aspeed_i2c.h"
 #include "hw/ssi/aspeed_smc.h"
 #include "hw/watchdog/wdt_aspeed.h"
@@ -32,6 +33,7 @@ typedef struct AspeedSoCState {
     ARMCPU cpu;
     MemoryRegion sram;
     AspeedVICState vic;
+    AspeedRtcState rtc;
     AspeedTimerCtrlState timerctrl;
     AspeedI2CState i2c;
     AspeedSCUState scu;
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 1cc98b9f404..5faa78d81fd 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -189,6 +189,9 @@ static void aspeed_soc_init(Object *obj)
     sysbus_init_child_obj(obj, "vic", OBJECT(&s->vic), sizeof(s->vic),
                           TYPE_ASPEED_VIC);
 
+    sysbus_init_child_obj(obj, "rtc", OBJECT(&s->rtc), sizeof(s->rtc),
+                          TYPE_ASPEED_RTC);
+
     sysbus_init_child_obj(obj, "timerctrl", OBJECT(&s->timerctrl),
                           sizeof(s->timerctrl), TYPE_ASPEED_TIMER);
     object_property_add_const_link(OBJECT(&s->timerctrl), "scu",
@@ -275,6 +278,16 @@ static void aspeed_soc_realize(DeviceState *dev, Error 
**errp)
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1,
                        qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ));
 
+    /* RTC */
+    object_property_set_bool(OBJECT(&s->rtc), true, "realized", &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->info->memmap[ASPEED_RTC]);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0,
+                       aspeed_soc_get_irq(s, ASPEED_RTC));
+
     /* Timer */
     object_property_set_bool(OBJECT(&s->timerctrl), true, "realized", &err);
     if (err) {
-- 
2.20.1