On 12/8/25 08:44, Kane Chen wrote:
From: Kane-Chen-AS <[email protected]>
Connect the ADC device to AST1700 model.
Signed-off-by: Kane-Chen-AS <[email protected]>
---
include/hw/arm/aspeed_ast1700.h | 2 ++
hw/arm/aspeed_ast1700.c | 14 ++++++++++++++
hw/arm/aspeed_ast27x0.c | 5 +++++
3 files changed, 21 insertions(+)
Reviewed-by: Cédric Le Goater <[email protected]>
Thanks,
C.
diff --git a/include/hw/arm/aspeed_ast1700.h b/include/hw/arm/aspeed_ast1700.h
index 5b120dd11a..0c1216c4ba 100644
--- a/include/hw/arm/aspeed_ast1700.h
+++ b/include/hw/arm/aspeed_ast1700.h
@@ -9,6 +9,7 @@
#define ASPEED_AST1700_H
#include "hw/sysbus.h"
+#include "hw/adc/aspeed_adc.h"
#include "hw/misc/aspeed_ltpi.h"
#include "hw/ssi/aspeed_smc.h"
#include "hw/char/serial-mm.h"
@@ -27,6 +28,7 @@ struct AspeedAST1700SoCState {
SerialMM uart;
MemoryRegion sram;
AspeedSMCState spi;
+ AspeedADCState adc;
};
#endif /* ASPEED_AST1700_H */
diff --git a/hw/arm/aspeed_ast1700.c b/hw/arm/aspeed_ast1700.c
index 62808f7c60..967264aec9 100644
--- a/hw/arm/aspeed_ast1700.c
+++ b/hw/arm/aspeed_ast1700.c
@@ -19,6 +19,7 @@
enum {
ASPEED_AST1700_DEV_SPI0,
ASPEED_AST1700_DEV_SRAM,
+ ASPEED_AST1700_DEV_ADC,
ASPEED_AST1700_DEV_UART12,
ASPEED_AST1700_DEV_LTPI_CTRL,
ASPEED_AST1700_DEV_SPI0_MEM,
@@ -27,6 +28,7 @@ enum {
static const hwaddr aspeed_ast1700_io_memmap[] = {
[ASPEED_AST1700_DEV_SPI0] = 0x00030000,
[ASPEED_AST1700_DEV_SRAM] = 0x00BC0000,
+ [ASPEED_AST1700_DEV_ADC] = 0x00C00000,
[ASPEED_AST1700_DEV_UART12] = 0x00C33B00,
[ASPEED_AST1700_DEV_LTPI_CTRL] = 0x00C34000,
[ASPEED_AST1700_DEV_SPI0_MEM] = 0x04000000,
@@ -76,6 +78,14 @@ static void aspeed_ast1700_realize(DeviceState *dev, Error
**errp)
aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_SPI0_MEM],
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->spi), 1));
+ /* ADC */
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc), errp)) {
+ return;
+ }
+ memory_region_add_subregion(&s->iomem,
+ aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_ADC],
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->adc), 0));
+
/* LTPI controller */
if (!sysbus_realize(SYS_BUS_DEVICE(&s->ltpi), errp)) {
return;
@@ -97,6 +107,10 @@ static void aspeed_ast1700_instance_init(Object *obj)
object_initialize_child(obj, "ioexp-spi[*]", &s->spi,
"aspeed.spi0-ast2700");
+ /* ADC */
+ object_initialize_child(obj, "ioexp-adc[*]", &s->adc,
+ "aspeed.adc-ast2700");
+
/* LTPI controller */
object_initialize_child(obj, "ltpi-ctrl",
&s->ltpi, TYPE_ASPEED_LTPI);
diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c
index 66c877a6a4..726b31031b 100644
--- a/hw/arm/aspeed_ast27x0.c
+++ b/hw/arm/aspeed_ast27x0.c
@@ -1117,6 +1117,11 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev,
Error **errp)
sysbus_connect_irq(SYS_BUS_DEVICE(&a->intcioexp[i]), j,
irq);
}
+
+ /* ADC */
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->ioexp[i].adc), 0,
+ aspeed_soc_ast2700_get_irq(s, ASPEED_DEV_ADC));
+
}
aspeed_mmio_map_unimplemented(s->memory, SYS_BUS_DEVICE(&s->dpmcu),
