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hw/gpio: Add ASPEED GPIO model for AST1030

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AST1030 integrates one set of Parallel GPIO Controller
with maximum 151 control pins, which are 21 groups
(A~U, exclude pin: M6 M7 Q5 Q6 Q7 R0 R1 R4 R5 R6 R7 S0 S3 S4
S5 S6 S7 ) and the group T and U are input only.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220525053444.27228-3-jamin_lin@aspeedtech.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Jamin Lin 2022-05-25 10:31:33 +02:00 • committed by Cédric Le Goater
parent 7b1d21a8ba
commit 17075ef244
2 changed files with 38 additions and 0 deletions
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11
hw/arm/aspeed_ast10x0.c
View file

@ -136,6 +136,9 @@ static void aspeed_soc_ast1030_init(Object *obj)
snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname);
object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename);
}
snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
object_initialize_child(obj, "gpio", &s->gpio, typename);
}
static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp)
@ -281,6 +284,14 @@ static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp)
sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0,
sc->memmap[ASPEED_DEV_WDT] + i * awc->offset);
}
/* GPIO */
if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) {
return;
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_DEV_GPIO]);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
aspeed_soc_get_irq(s, ASPEED_DEV_GPIO));
}
static void aspeed_soc_ast1030_class_init(ObjectClass *klass, void *data)