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hw/arm/mps2: Add CMSDK APB watchdog device

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We already model the CMSDK APB watchdog device, let's use it!

Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20200617072539.32686-9-f4bug@amsat.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2020-06-17 09:25:33 +02:00 committed by Peter Maydell
parent 90b1b6eff4
commit ecbe51aff9
2 changed files with 8 additions and 0 deletions
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1
hw/arm/Kconfig
View file

@ -405,6 +405,7 @@ config MPS2
select PL080 # DMA controller
select SPLIT_IRQ
select UNIMP
select CMSDK_APB_WATCHDOG
config FSL_IMX7
bool

7
hw/arm/mps2.c
View file

@ -312,6 +312,13 @@ static void mps2_common_init(MachineState *machine)
sysbus_connect_irq(SYS_BUS_DEVICE(&mms->dualtimer), 0,
qdev_get_gpio_in(armv7m, 10));
sysbus_mmio_map(SYS_BUS_DEVICE(&mms->dualtimer), 0, 0x40002000);
object_initialize_child(OBJECT(mms), "watchdog", &mms->watchdog,
TYPE_CMSDK_APB_WATCHDOG);
qdev_prop_set_uint32(DEVICE(&mms->watchdog), "wdogclk-frq", SYSCLK_FRQ);
sysbus_realize(SYS_BUS_DEVICE(&mms->watchdog), &error_fatal);
sysbus_connect_irq(SYS_BUS_DEVICE(&mms->watchdog), 0,
qdev_get_gpio_in_named(armv7m, "NMI", 0));
sysbus_mmio_map(SYS_BUS_DEVICE(&mms->watchdog), 0, 0x40008000);
/* FPGA APB subsystem */
object_initialize_child(OBJECT(mms), "scc", &mms->scc, TYPE_MPS2_SCC);