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| author | Cédric Le Goater <clg@kaod.org> | 2017-02-07 18:29:59 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2017-02-07 18:29:59 +0000 |
| commit | 013befe1ca055f555062c8ead083b3c214be97b1 (patch) | |
| tree | 374509306693a2becfbb34de5602596d2c85529b | |
| parent | 854123bf8d4b8f4dcedcb03d0201e4305da45fe8 (diff) | |
| download | qemu-013befe1ca055f555062c8ead083b3c214be97b1.zip qemu-013befe1ca055f555062c8ead083b3c214be97b1.tar.gz qemu-013befe1ca055f555062c8ead083b3c214be97b1.tar.bz2 | |
aspeed: add a watchdog controller
This enables reboot of a guest from U-Boot and Linux.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-id: 1485452251-1593-3-git-send-email-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | hw/arm/aspeed_soc.c | 13 | ||||
| -rw-r--r-- | include/hw/arm/aspeed_soc.h | 2 |
2 files changed, 15 insertions, 0 deletions
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c index b3e7f07..571e4f0 100644 --- a/hw/arm/aspeed_soc.c +++ b/hw/arm/aspeed_soc.c @@ -31,6 +31,7 @@ #define ASPEED_SOC_SCU_BASE 0x1E6E2000 #define ASPEED_SOC_SRAM_BASE 0x1E720000 #define ASPEED_SOC_TIMER_BASE 0x1E782000 +#define ASPEED_SOC_WDT_BASE 0x1E785000 #define ASPEED_SOC_I2C_BASE 0x1E78A000 static const int uart_irqs[] = { 9, 32, 33, 34, 10 }; @@ -170,6 +171,10 @@ static void aspeed_soc_init(Object *obj) sc->info->silicon_rev); object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc), "ram-size", &error_abort); + + object_initialize(&s->wdt, sizeof(s->wdt), TYPE_ASPEED_WDT); + object_property_add_child(obj, "wdt", OBJECT(&s->wdt), NULL); + qdev_set_parent_bus(DEVICE(&s->wdt), sysbus_get_default()); } static void aspeed_soc_realize(DeviceState *dev, Error **errp) @@ -286,6 +291,14 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, ASPEED_SOC_SDMC_BASE); + + /* Watch dog */ + object_property_set_bool(OBJECT(&s->wdt), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt), 0, ASPEED_SOC_WDT_BASE); } static void aspeed_soc_class_init(ObjectClass *oc, void *data) diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h index 1ab5dea..dbec0c1 100644 --- a/include/hw/arm/aspeed_soc.h +++ b/include/hw/arm/aspeed_soc.h @@ -19,6 +19,7 @@ #include "hw/timer/aspeed_timer.h" #include "hw/i2c/aspeed_i2c.h" #include "hw/ssi/aspeed_smc.h" +#include "hw/watchdog/wdt_aspeed.h" #define ASPEED_SPIS_NUM 2 @@ -37,6 +38,7 @@ typedef struct AspeedSoCState { AspeedSMCState fmc; AspeedSMCState spi[ASPEED_SPIS_NUM]; AspeedSDMCState sdmc; + AspeedWDTState wdt; } AspeedSoCState; #define TYPE_ASPEED_SOC "aspeed-soc" |