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aspeed/soc: Support GPIO for AST2700 

Add GPIO model for AST2700 GPIO support. The GPIO controller registers base
address is start at 0x14C0_B000 and its address space is 0x1000.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Jamin Lin 2024-10-01 10:43:33 +08:00 committed by Cédric Le Goater
parent f34030ec7e
commit c6a8a2a7e9
1 changed files with 13 additions and 0 deletions
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13
hw/arm/aspeed_ast27x0.c
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@ -62,6 +62,7 @@ static const hwaddr aspeed_soc_ast2700_memmap[] = {
[ASPEED_GIC_REDIST] = 0x12280000,
[ASPEED_DEV_ADC] = 0x14C00000,
[ASPEED_DEV_I2C] = 0x14C0F000,
[ASPEED_DEV_GPIO] = 0x14C0B000,
};
#define AST2700_MAX_IRQ 288
@ -372,6 +373,9 @@ static void aspeed_soc_ast2700_init(Object *obj)
snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname);
object_initialize_child(obj, "i2c", &s->i2c, typename);
snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
object_initialize_child(obj, "gpio", &s->gpio, typename);
}
/*
@ -657,6 +661,15 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp)
sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq);
}
/* GPIO */
if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) {
return;
}
aspeed_mmio_map(s, 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));
create_unimplemented_device("ast2700.dpmcu", 0x11000000, 0x40000);
create_unimplemented_device("ast2700.iomem0", 0x12000000, 0x01000000);
create_unimplemented_device("ast2700.iomem1", 0x14000000, 0x01000000);