On Tue, Dec 23, 2025 at 5:42 PM Kane Chen <[email protected]> wrote: > > From: Kane-Chen-AS <[email protected]> > > Connect the SPI device to AST1700 model. > > Signed-off-by: Kane-Chen-AS <[email protected]> > Reviewed-by: Cédric Le Goater <[email protected]>
Reviewed-by: Nabih Estefan <[email protected]> Tested-by: Nabih Estefan <[email protected]> > --- > include/hw/arm/aspeed_ast1700.h | 2 ++ > hw/arm/aspeed_ast1700.c | 22 ++++++++++++++++++++++ > 2 files changed, 24 insertions(+) > > diff --git a/include/hw/arm/aspeed_ast1700.h b/include/hw/arm/aspeed_ast1700.h > index 23588f7a81..5b120dd11a 100644 > --- a/include/hw/arm/aspeed_ast1700.h > +++ b/include/hw/arm/aspeed_ast1700.h > @@ -10,6 +10,7 @@ > > #include "hw/sysbus.h" > #include "hw/misc/aspeed_ltpi.h" > +#include "hw/ssi/aspeed_smc.h" > #include "hw/char/serial-mm.h" > > #define TYPE_ASPEED_AST1700 "aspeed.ast1700" > @@ -25,6 +26,7 @@ struct AspeedAST1700SoCState { > AspeedLTPIState ltpi; > SerialMM uart; > MemoryRegion sram; > + AspeedSMCState spi; > }; > > #endif /* ASPEED_AST1700_H */ > diff --git a/hw/arm/aspeed_ast1700.c b/hw/arm/aspeed_ast1700.c > index cb07d94054..fc09bb1aed 100644 > --- a/hw/arm/aspeed_ast1700.c > +++ b/hw/arm/aspeed_ast1700.c > @@ -17,15 +17,19 @@ > #define AST1700_SOC_SRAM_SIZE 0x00040000 > > enum { > + ASPEED_AST1700_DEV_SPI0, > ASPEED_AST1700_DEV_SRAM, > ASPEED_AST1700_DEV_UART12, > ASPEED_AST1700_DEV_LTPI_CTRL, > + ASPEED_AST1700_DEV_SPI0_MEM, > }; > > static const hwaddr aspeed_ast1700_io_memmap[] = { > + [ASPEED_AST1700_DEV_SPI0] = 0x00030000, > [ASPEED_AST1700_DEV_SRAM] = 0x00BC0000, > [ASPEED_AST1700_DEV_UART12] = 0x00C33B00, > [ASPEED_AST1700_DEV_LTPI_CTRL] = 0x00C34000, > + [ASPEED_AST1700_DEV_SPI0_MEM] = 0x04000000, > }; > > static void aspeed_ast1700_realize(DeviceState *dev, Error **errp) > @@ -58,6 +62,20 @@ static void aspeed_ast1700_realize(DeviceState *dev, Error > **errp) > aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_UART12], > sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->uart), 0)); > > + /* SPI */ > + object_property_set_link(OBJECT(&s->spi), "dram", > + OBJECT(&s->iomem), errp); > + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi), errp)) { > + return; > + } > + memory_region_add_subregion(&s->iomem, > + aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_SPI0], > + sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->spi), 0)); > + > + memory_region_add_subregion(&s->iomem, > + > aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_SPI0_MEM], > + sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->spi), 1)); > + > /* LTPI controller */ > if (!sysbus_realize(SYS_BUS_DEVICE(&s->ltpi), errp)) { > return; > @@ -75,6 +93,10 @@ static void aspeed_ast1700_instance_init(Object *obj) > object_initialize_child(obj, "uart[*]", &s->uart, > TYPE_SERIAL_MM); > > + /* SPI */ > + object_initialize_child(obj, "ioexp-spi[*]", &s->spi, > + "aspeed.spi0-ast2700"); > + > /* LTPI controller */ > object_initialize_child(obj, "ltpi-ctrl", > &s->ltpi, TYPE_ASPEED_LTPI); > -- > 2.43.0 >
