From: Kane-Chen-AS <[email protected]> Connect the WDT device to AST1700 model.
Signed-off-by: Kane-Chen-AS <[email protected]> --- include/hw/misc/aspeed_ast1700.h | 3 +++ hw/misc/aspeed_ast1700.c | 28 ++++++++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/include/hw/misc/aspeed_ast1700.h b/include/hw/misc/aspeed_ast1700.h index 4aefb7ea35..f89de44539 100644 --- a/include/hw/misc/aspeed_ast1700.h +++ b/include/hw/misc/aspeed_ast1700.h @@ -19,6 +19,8 @@ #include "hw/char/serial-mm.h" #include "hw/misc/unimp.h" +#define AST1700_WDT_NUM 9 + #define TYPE_ASPEED_AST1700 "aspeed.ast1700" #define TYPE_ASPEED_AST1700_AST2700 "aspeed.ast1700-ast2700" @@ -39,6 +41,7 @@ struct AspeedAST1700SoCState { AspeedSCUState scu; AspeedGPIOState gpio; AspeedI2CState i2c; + AspeedWDTState wdt[AST1700_WDT_NUM]; }; #endif /* ASPEED_AST1700_H */ diff --git a/hw/misc/aspeed_ast1700.c b/hw/misc/aspeed_ast1700.c index 6c7483c88c..c2dc834b4f 100644 --- a/hw/misc/aspeed_ast1700.c +++ b/hw/misc/aspeed_ast1700.c @@ -28,6 +28,7 @@ enum { ASPEED_AST1700_DEV_I2C, ASPEED_AST1700_DEV_UART12, ASPEED_AST1700_DEV_LTPI_CTRL, + ASPEED_AST1700_DEV_WDT, ASPEED_AST1700_DEV_SPI0_MEM, }; @@ -40,10 +41,13 @@ static const hwaddr aspeed_ast1700_io_memmap[] = { [ASPEED_AST1700_DEV_I2C] = 0x00C0F000, [ASPEED_AST1700_DEV_UART12] = 0x00C33B00, [ASPEED_AST1700_DEV_LTPI_CTRL] = 0x00C34000, + [ASPEED_AST1700_DEV_WDT] = 0x00C37000, [ASPEED_AST1700_DEV_SPI0_MEM] = 0x04000000, }; + static void aspeed_ast1700_realize(DeviceState *dev, Error **errp) { + int i; AspeedAST1700SoCState *s = ASPEED_AST1700(dev); SysBusDevice *sbd = SYS_BUS_DEVICE(dev); hwaddr uart_base; @@ -145,10 +149,27 @@ static void aspeed_ast1700_realize(DeviceState *dev, Error **errp) memory_region_add_subregion(&s->iomem, aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_LTPI_CTRL], sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->ltpi), 0)); + + /* WDT */ + for (i = 0; i < AST1700_WDT_NUM; i++) { + AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]); + hwaddr wdt_offset = aspeed_ast1700_io_memmap[ASPEED_AST1700_DEV_WDT] + + i * awc->iosize; + + object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu), + &error_abort); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) { + return; + } + memory_region_add_subregion(&s->iomem, + wdt_offset, + sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->wdt[i]), 0)); + } } static void aspeed_ast1700_instance_init(Object *obj) { + int i; AspeedAST1700SoCState *s = ASPEED_AST1700(obj); char socname[8]; char typename[64]; @@ -187,6 +208,13 @@ static void aspeed_ast1700_instance_init(Object *obj) object_initialize_child(obj, "ltpi-ctrl", &s->ltpi, TYPE_ASPEED_LTPI); + /* WDT */ + for (i = 0; i < AST1700_WDT_NUM; i++) { + snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname); + object_initialize_child(obj, "ioexp-wdt[*]", + &s->wdt[i], typename); + } + return; } -- 2.43.0
