From c663fc9fbc368352d4cc86db3e9de5f46e64194c Mon Sep 17 00:00:00 2001 From: Strahinja Jankovic Date: Thu, 20 Apr 2023 10:21:14 +0100 Subject: hw/arm: Add WDT to Allwinner-H3 and Orangepi-PC This patch adds WDT to Allwinner-H3 and Orangepi-PC. WDT is added as an overlay to the Timer module memory area. Signed-off-by: Strahinja Jankovic Reviewed-by: Niek Linnenbank Message-id: 20230326202256.22980-4-strahinja.p.jankovic@gmail.com Signed-off-by: Peter Maydell --- hw/arm/Kconfig | 1 + hw/arm/allwinner-h3.c | 8 ++++++++ 2 files changed, 9 insertions(+) (limited to 'hw') diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index 338dabce42..91636ab460 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -337,6 +337,7 @@ config ALLWINNER_H3 select ALLWINNER_A10_PIT select ALLWINNER_SUN8I_EMAC select ALLWINNER_I2C + select ALLWINNER_WDT select SERIAL select ARM_TIMER select ARM_GIC diff --git a/hw/arm/allwinner-h3.c b/hw/arm/allwinner-h3.c index 69d0ad6f50..f05afddf7e 100644 --- a/hw/arm/allwinner-h3.c +++ b/hw/arm/allwinner-h3.c @@ -49,6 +49,7 @@ const hwaddr allwinner_h3_memmap[] = { [AW_H3_DEV_OHCI3] = 0x01c1d400, [AW_H3_DEV_CCU] = 0x01c20000, [AW_H3_DEV_PIT] = 0x01c20c00, + [AW_H3_DEV_WDT] = 0x01c20ca0, [AW_H3_DEV_UART0] = 0x01c28000, [AW_H3_DEV_UART1] = 0x01c28400, [AW_H3_DEV_UART2] = 0x01c28800, @@ -234,6 +235,8 @@ static void allwinner_h3_init(Object *obj) object_initialize_child(obj, "twi1", &s->i2c1, TYPE_AW_I2C_SUN6I); object_initialize_child(obj, "twi2", &s->i2c2, TYPE_AW_I2C_SUN6I); object_initialize_child(obj, "r_twi", &s->r_twi, TYPE_AW_I2C_SUN6I); + + object_initialize_child(obj, "wdt", &s->wdt, TYPE_AW_WDT_SUN6I); } static void allwinner_h3_realize(DeviceState *dev, Error **errp) @@ -453,6 +456,11 @@ static void allwinner_h3_realize(DeviceState *dev, Error **errp) sysbus_connect_irq(SYS_BUS_DEVICE(&s->r_twi), 0, qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_R_TWI)); + /* WDT */ + sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &error_fatal); + sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->wdt), 0, + s->memmap[AW_H3_DEV_WDT], 1); + /* Unimplemented devices */ for (i = 0; i < ARRAY_SIZE(unimplemented); i++) { create_unimplemented_device(unimplemented[i].device_name, -- cgit v1.2.3