diff options
Diffstat (limited to 'hw/i2c')
| -rw-r--r-- | hw/i2c/omap_i2c.c | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/hw/i2c/omap_i2c.c b/hw/i2c/omap_i2c.c index f0eb4489c7..f528b2b38e 100644 --- a/hw/i2c/omap_i2c.c +++ b/hw/i2c/omap_i2c.c @@ -21,9 +21,12 @@ #include "hw/arm/omap.h" #include "hw/sysbus.h" +#define TYPE_OMAP_I2C "omap_i2c" +#define OMAP_I2C(obj) OBJECT_CHECK(OMAPI2CState, (obj), TYPE_OMAP_I2C) typedef struct OMAPI2CState { - SysBusDevice busdev; + SysBusDevice parent_obj; + MemoryRegion iomem; qemu_irq irq; qemu_irq drq[2]; @@ -130,8 +133,8 @@ static void omap_i2c_fifo_run(OMAPI2CState *s) static void omap_i2c_reset(DeviceState *dev) { - OMAPI2CState *s = FROM_SYSBUS(OMAPI2CState, - SYS_BUS_DEVICE(dev)); + OMAPI2CState *s = OMAP_I2C(dev); + s->mask = 0; s->stat = 0; s->dma = 0; @@ -316,15 +319,17 @@ static void omap_i2c_write(void *opaque, hwaddr addr, return; } - if (value & 2) - omap_i2c_reset(&s->busdev.qdev); + if (value & 2) { + omap_i2c_reset(DEVICE(s)); + } break; case 0x24: /* I2C_CON */ s->control = value & 0xcf87; if (~value & (1 << 15)) { /* I2C_EN */ - if (s->revision < OMAP2_INTR_REV) - omap_i2c_reset(&s->busdev.qdev); + if (s->revision < OMAP2_INTR_REV) { + omap_i2c_reset(DEVICE(s)); + } break; } if ((value & (1 << 15)) && !(value & (1 << 10))) { /* MST */ @@ -434,9 +439,10 @@ static const MemoryRegionOps omap_i2c_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; -static int omap_i2c_init(SysBusDevice *dev) +static int omap_i2c_init(SysBusDevice *sbd) { - OMAPI2CState *s = FROM_SYSBUS(OMAPI2CState, dev); + DeviceState *dev = DEVICE(sbd); + OMAPI2CState *s = OMAP_I2C(dev); if (!s->fclk) { hw_error("omap_i2c: fclk not connected\n"); @@ -445,13 +451,13 @@ static int omap_i2c_init(SysBusDevice *dev) /* Note that OMAP1 doesn't have a separate interface clock */ hw_error("omap_i2c: iclk not connected\n"); } - sysbus_init_irq(dev, &s->irq); - sysbus_init_irq(dev, &s->drq[0]); - sysbus_init_irq(dev, &s->drq[1]); + sysbus_init_irq(sbd, &s->irq); + sysbus_init_irq(sbd, &s->drq[0]); + sysbus_init_irq(sbd, &s->drq[1]); memory_region_init_io(&s->iomem, OBJECT(s), &omap_i2c_ops, s, "omap.i2c", (s->revision < OMAP2_INTR_REV) ? 0x800 : 0x1000); - sysbus_init_mmio(dev, &s->iomem); - s->bus = i2c_init_bus(&dev->qdev, NULL); + sysbus_init_mmio(sbd, &s->iomem); + s->bus = i2c_init_bus(dev, NULL); return 0; } @@ -472,7 +478,7 @@ static void omap_i2c_class_init(ObjectClass *klass, void *data) } static const TypeInfo omap_i2c_info = { - .name = "omap_i2c", + .name = TYPE_OMAP_I2C, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(OMAPI2CState), .class_init = omap_i2c_class_init, @@ -485,7 +491,7 @@ static void omap_i2c_register_types(void) i2c_bus *omap_i2c_bus(DeviceState *omap_i2c) { - OMAPI2CState *s = FROM_SYSBUS(OMAPI2CState, SYS_BUS_DEVICE(omap_i2c)); + OMAPI2CState *s = OMAP_I2C(omap_i2c); return s->bus; } |