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hw/arm: Add WDT to Allwinner-A10 and Cubieboard

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This patch adds WDT to Allwinner-A10 and Cubieboard.
WDT is added as an overlay to the Timer module memory map.

Signed-off-by: Strahinja Jankovic <strahinja.p.jankovic@gmail.com>
Reviewed-by: Niek Linnenbank <nieklinnenbank@gmail.com>
Message-id: 20230326202256.22980-3-strahinja.p.jankovic@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Strahinja Jankovic 2023-04-20 10:21:13 +01:00 • committed by Peter Maydell
parent 17b9730f98
commit 470f9f2d93
4 changed files with 11 additions and 0 deletions
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7
hw/arm/allwinner-a10.c
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@ -38,6 +38,7 @@
#define AW_A10_EHCI_BASE 0x01c14000
#define AW_A10_OHCI_BASE 0x01c14400
#define AW_A10_SATA_BASE 0x01c18000
#define AW_A10_WDT_BASE 0x01c20c90
#define AW_A10_RTC_BASE 0x01c20d00
#define AW_A10_I2C0_BASE 0x01c2ac00
@ -92,6 +93,8 @@ static void aw_a10_init(Object *obj)
object_initialize_child(obj, "mmc0", &s->mmc0, TYPE_AW_SDHOST_SUN4I);
object_initialize_child(obj, "rtc", &s->rtc, TYPE_AW_RTC_SUN4I);
object_initialize_child(obj, "wdt", &s->wdt, TYPE_AW_WDT_SUN4I);
}
static void aw_a10_realize(DeviceState *dev, Error **errp)
@ -203,6 +206,10 @@ static void aw_a10_realize(DeviceState *dev, Error **errp)
sysbus_realize(SYS_BUS_DEVICE(&s->i2c0), &error_fatal);
sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c0), 0, AW_A10_I2C0_BASE);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c0), 0, qdev_get_gpio_in(dev, 7));
/* WDT */
sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &error_fatal);
sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->wdt), 0, AW_A10_WDT_BASE, 1);
}
static void aw_a10_class_init(ObjectClass *oc, void *data)