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authorJamin Lin <jamin_lin@aspeedtech.com>2024-10-29 17:17:22 +0800
committerCédric Le Goater <clg@redhat.com>2024-11-04 11:33:13 +0100
commitfc2693cc35863fa715b4f16af521081d07b2a4d1 (patch)
tree0595aa4c481277363f8fe9550304cb20ad2696bf /hw/arm
parent1f67508c1cc0223664f566980228f5a5090ffa2f (diff)
aspeed/soc: Support RTC for AST2700
The RTC controller between AST2600 and AST2700 are identical. Add RTC model for AST2700 RTC support. The RTC controller registers base address is start at 0x12C0_F000 and its alarm interrupt is connected to GICINT13. Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com> Reviewed-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'hw/arm')
-rw-r--r--hw/arm/aspeed_ast27x0.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c
index 7b24644095..63d1fcb086 100644
--- a/hw/arm/aspeed_ast27x0.c
+++ b/hw/arm/aspeed_ast27x0.c
@@ -64,6 +64,7 @@ static const hwaddr aspeed_soc_ast2700_memmap[] = {
[ASPEED_DEV_ADC] = 0x14C00000,
[ASPEED_DEV_I2C] = 0x14C0F000,
[ASPEED_DEV_GPIO] = 0x14C0B000,
+ [ASPEED_DEV_RTC] = 0x12C0F000,
};
#define AST2700_MAX_IRQ 256
@@ -377,6 +378,8 @@ static void aspeed_soc_ast2700_init(Object *obj)
snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
object_initialize_child(obj, "gpio", &s->gpio, typename);
+
+ object_initialize_child(obj, "rtc", &s->rtc, TYPE_ASPEED_RTC);
}
/*
@@ -670,6 +673,14 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp)
sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
aspeed_soc_get_irq(s, ASPEED_DEV_GPIO));
+ /* RTC */
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) {
+ return;
+ }
+ aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_DEV_RTC]);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0,
+ aspeed_soc_get_irq(s, ASPEED_DEV_RTC));
+
create_unimplemented_device("ast2700.dpmcu", 0x11000000, 0x40000);
create_unimplemented_device("ast2700.iomem0", 0x12000000, 0x01000000);
create_unimplemented_device("ast2700.iomem1", 0x14000000, 0x01000000);