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hw/gpio: QOM'ify omap_gpio.c

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* Split the old SysBus init into an instance_init and
  DeviceClass::realize function
* Drop the SysBus init function

Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com>
Message-id: 1465815255-21776-6-git-send-email-zxq_yx_007@163.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
xiaoqiang zhao 2016-06-14 15:59:13 +01:00 committed by Peter Maydell
parent 8ce26fcd29
commit ebc116f8c3
1 changed files with 31 additions and 30 deletions
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61
hw/gpio/omap_gpio.c
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@ -23,6 +23,7 @@
#include "hw/arm/omap.h"
#include "hw/sysbus.h"
#include "qemu/error-report.h"
#include "qapi/error.h"
struct omap_gpio_s {
qemu_irq irq;
@ -678,48 +679,46 @@ static const MemoryRegionOps omap2_gpif_top_ops = {
.endianness = DEVICE_NATIVE_ENDIAN,
};
static int omap_gpio_init(SysBusDevice *sbd)
static void omap_gpio_init(Object *obj)
{
DeviceState *dev = DEVICE(sbd);
struct omap_gpif_s *s = OMAP1_GPIO(dev);
DeviceState *dev = DEVICE(obj);
struct omap_gpif_s *s = OMAP1_GPIO(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
if (!s->clk) {
error_report("omap-gpio: clk not connected");
return -1;
}
qdev_init_gpio_in(dev, omap_gpio_set, 16);
qdev_init_gpio_out(dev, s->omap1.handler, 16);
sysbus_init_irq(sbd, &s->omap1.irq);
memory_region_init_io(&s->iomem, OBJECT(s), &omap_gpio_ops, &s->omap1,
memory_region_init_io(&s->iomem, obj, &omap_gpio_ops, &s->omap1,
"omap.gpio", 0x1000);
sysbus_init_mmio(sbd, &s->iomem);
return 0;
}
static int omap2_gpio_init(SysBusDevice *sbd)
static void omap_gpio_realize(DeviceState *dev, Error **errp)
{
struct omap_gpif_s *s = OMAP1_GPIO(dev);
if (!s->clk) {
error_setg(errp, "omap-gpio: clk not connected");
}
}
static void omap2_gpio_realize(DeviceState *dev, Error **errp)
{
DeviceState *dev = DEVICE(sbd);
struct omap2_gpif_s *s = OMAP2_GPIO(dev);
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
int i;
if (!s->iclk) {
error_report("omap2-gpio: iclk not connected");
return -1;
error_setg(errp, "omap2-gpio: iclk not connected");
return;
}
s->modulecount = s->mpu_model < omap2430 ? 4
: s->mpu_model < omap3430 ? 5
: 6;
for (i = 0; i < s->modulecount; i++) {
if (!s->fclk[i]) {
error_report("omap2-gpio: fclk%d not connected", i);
return -1;
}
}
: s->mpu_model < omap3430 ? 5
: 6;
if (s->mpu_model < omap3430) {
memory_region_init_io(&s->iomem, OBJECT(s), &omap2_gpif_top_ops, s,
memory_region_init_io(&s->iomem, OBJECT(dev), &omap2_gpif_top_ops, s,
"omap2.gpio", 0x1000);
sysbus_init_mmio(sbd, &s->iomem);
}
@ -732,17 +731,20 @@ static int omap2_gpio_init(SysBusDevice *sbd)
for (i = 0; i < s->modulecount; i++) {
struct omap2_gpio_s *m = &s->modules[i];
if (!s->fclk[i]) {
error_setg(errp, "omap2-gpio: fclk%d not connected", i);
return;
}
m->revision = (s->mpu_model < omap3430) ? 0x18 : 0x25;
m->handler = &s->handler[i * 32];
sysbus_init_irq(sbd, &m->irq[0]); /* mpu irq */
sysbus_init_irq(sbd, &m->irq[1]); /* dsp irq */
sysbus_init_irq(sbd, &m->wkup);
memory_region_init_io(&m->iomem, OBJECT(s), &omap2_gpio_module_ops, m,
memory_region_init_io(&m->iomem, OBJECT(dev), &omap2_gpio_module_ops, m,
"omap.gpio-module", 0x1000);
sysbus_init_mmio(sbd, &m->iomem);
}
return 0;
}
/* Using qdev pointer properties for the clocks is not ideal.
@ -766,9 +768,8 @@ static Property omap_gpio_properties[] = {
static void omap_gpio_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = omap_gpio_init;
dc->realize = omap_gpio_realize;
dc->reset = omap_gpif_reset;
dc->props = omap_gpio_properties;
/* Reason: pointer property "clk" */
@ -779,6 +780,7 @@ static const TypeInfo omap_gpio_info = {
.name = TYPE_OMAP1_GPIO,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(struct omap_gpif_s),
.instance_init = omap_gpio_init,
.class_init = omap_gpio_class_init,
};
@ -797,9 +799,8 @@ static Property omap2_gpio_properties[] = {
static void omap2_gpio_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
k->init = omap2_gpio_init;
dc->realize = omap2_gpio_realize;
dc->reset = omap2_gpif_reset;
dc->props = omap2_gpio_properties;
/* Reason: pointer properties "iclk", "fclk0", ..., "fclk5" */