On 10/29/24 10:17, Jamin Lin wrote:
> 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>
Thanks,
C.
> ---
> hw/arm/aspeed_ast27x0.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c
> index dca660eb6b..7ab4bec644 100644
> --- a/hw/arm/aspeed_ast27x0.c
> +++ b/hw/arm/aspeed_ast27x0.c
> @@ -63,6 +63,7 @@ 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 288
> @@ -376,6 +377,8 @@ 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);