diff options
| author | Jamin Lin <jamin_lin@aspeedtech.com> | 2024-10-01 10:43:33 +0800 |
|---|---|---|
| committer | Cédric Le Goater <clg@redhat.com> | 2024-10-24 07:57:47 +0200 |
| commit | c6a8a2a7e93a0e656c046d945962468f96aa9b4c (patch) | |
| tree | 361431ee3a5d17ca3bbcb2946f06be0599ff9a98 | |
| parent | f34030ec7e2672d811bf60e2922f8487d74e3980 (diff) | |
aspeed/soc: Support GPIO for AST2700
Add GPIO model for AST2700 GPIO support. The GPIO controller registers base
address is start at 0x14C0_B000 and its address space is 0x1000.
Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
| -rw-r--r-- | hw/arm/aspeed_ast27x0.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/hw/arm/aspeed_ast27x0.c b/hw/arm/aspeed_ast27x0.c index 99135edc1e..dca660eb6b 100644 --- a/hw/arm/aspeed_ast27x0.c +++ b/hw/arm/aspeed_ast27x0.c @@ -62,6 +62,7 @@ static const hwaddr aspeed_soc_ast2700_memmap[] = { [ASPEED_GIC_REDIST] = 0x12280000, [ASPEED_DEV_ADC] = 0x14C00000, [ASPEED_DEV_I2C] = 0x14C0F000, + [ASPEED_DEV_GPIO] = 0x14C0B000, }; #define AST2700_MAX_IRQ 288 @@ -372,6 +373,9 @@ static void aspeed_soc_ast2700_init(Object *obj) snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname); object_initialize_child(obj, "i2c", &s->i2c, typename); + + snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname); + object_initialize_child(obj, "gpio", &s->gpio, typename); } /* @@ -657,6 +661,15 @@ static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp) sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq); } + /* GPIO */ + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { + return; + } + aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->gpio), 0, + sc->memmap[ASPEED_DEV_GPIO]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0, + aspeed_soc_get_irq(s, ASPEED_DEV_GPIO)); + create_unimplemented_device("ast2700.dpmcu", 0x11000000, 0x40000); create_unimplemented_device("ast2700.iomem0", 0x12000000, 0x01000000); create_unimplemented_device("ast2700.iomem1", 0x14000000, 0x01000000); |