void serial_setbrg(void)
{
struct dm_serial_ops *ops = serial_get_ops(gd->cur_serial_dev);
if (ops->setbrg)
ops->setbrg(gd->cur_serial_dev, gd->baudrate);
}
static int serial_post_probe(struct udevice *dev)
{
struct dm_serial_ops *ops = serial_get_ops(dev);
#ifdef CONFIG_DM_STDIO
struct serial_dev_priv *upriv = dev->uclass_priv;
struct stdio_dev sdev;
#endif
int ret;
/* Set the baud rate */
if (ops->setbrg) {
ret = ops->setbrg(dev, gd->baudrate);
if (ret)
return ret;
}
#ifdef CONFIG_DM_STDIO
if (!(gd->flags & GD_FLG_RELOC))
return 0;
memset(&sdev, '\0', sizeof(sdev));
strncpy(sdev.name, dev->name, sizeof(sdev.name));
sdev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT;
sdev.priv = dev;
sdev.putc = serial_stub_putc;
sdev.puts = serial_stub_puts;
sdev.getc = serial_stub_getc;
sdev.tstc = serial_stub_tstc;
stdio_register_dev(&sdev, &upriv->sdev);
#endif
return 0;
}
static int serial_post_probe(struct udevice *dev)
{
struct dm_serial_ops *ops = serial_get_ops(dev);
#ifdef CONFIG_DM_STDIO
struct serial_dev_priv *upriv = dev_get_uclass_priv(dev);
struct stdio_dev sdev;
#endif
int ret;
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
if (ops->setbrg)
ops->setbrg += gd->reloc_off;
if (ops->getc)
ops->getc += gd->reloc_off;
if (ops->putc)
ops->putc += gd->reloc_off;
if (ops->pending)
ops->pending += gd->reloc_off;
if (ops->clear)
ops->clear += gd->reloc_off;
if (ops->getconfig)
ops->getconfig += gd->reloc_off;
if (ops->setconfig)
ops->setconfig += gd->reloc_off;
#if CONFIG_POST & CONFIG_SYS_POST_UART
if (ops->loop)
ops->loop += gd->reloc_off;
#endif
if (ops->getinfo)
ops->getinfo += gd->reloc_off;
#endif
/* Set the baud rate */
if (ops->setbrg) {
ret = ops->setbrg(dev, gd->baudrate);
if (ret)
return ret;
}
#ifdef CONFIG_DM_STDIO
if (!(gd->flags & GD_FLG_RELOC))
return 0;
memset(&sdev, '\0', sizeof(sdev));
strncpy(sdev.name, dev->name, sizeof(sdev.name));
sdev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_DM;
sdev.priv = dev;
sdev.putc = serial_stub_putc;
sdev.puts = serial_stub_puts;
sdev.getc = serial_stub_getc;
sdev.tstc = serial_stub_tstc;
#if CONFIG_IS_ENABLED(SERIAL_RX_BUFFER)
/* Allocate the RX buffer */
upriv->buf = malloc(CONFIG_SERIAL_RX_BUFFER_SIZE);
#endif
stdio_register_dev(&sdev, &upriv->sdev);
#endif
return 0;
}
static int _serial_tstc(struct udevice *dev)
{
struct dm_serial_ops *ops = serial_get_ops(dev);
if (ops->pending)
return ops->pending(dev, true);
return 1;
}
int serial_tstc(void)
{
struct dm_serial_ops *ops = serial_get_ops(cur_dev);
if (ops->pending)
return ops->pending(cur_dev, true);
return 1;
}
int serial_stub_tstc(struct stdio_dev *sdev)
{
struct udevice *dev = sdev->priv;
struct dm_serial_ops *ops = serial_get_ops(dev);
if (ops->pending)
return ops->pending(dev, true);
return 1;
}
int serial_setconfig(struct udevice *dev, uint config)
{
struct dm_serial_ops *ops;
ops = serial_get_ops(dev);
if (ops->setconfig)
return ops->setconfig(dev, config);
return 0;
}
static void _serial_putc(struct udevice *dev, char ch)
{
struct dm_serial_ops *ops = serial_get_ops(dev);
int err;
do {
err = ops->putc(dev, ch);
} while (err == -EAGAIN);
if (ch == '\n')
_serial_putc(dev, '\r');
}
static int serial_getc_dev(struct udevice *dev)
{
struct dm_serial_ops *ops = serial_get_ops(dev);
int err;
do {
err = ops->getc(dev);
} while (err == -EAGAIN);
return err >= 0 ? err : 0;
}
static int _serial_getc(struct udevice *dev)
{
struct dm_serial_ops *ops = serial_get_ops(dev);
int err;
do {
err = ops->getc(dev);
if (err == -EAGAIN)
WATCHDOG_RESET();
} while (err == -EAGAIN);
return err >= 0 ? err : 0;
}
int serial_setconfig(uint config)
{
struct dm_serial_ops *ops;
if (!gd->cur_serial_dev)
return 0;
ops = serial_get_ops(gd->cur_serial_dev);
if (ops->setconfig)
return ops->setconfig(gd->cur_serial_dev, config);
return 0;
}
int serial_getinfo(struct udevice *dev, struct serial_device_info *info)
{
struct dm_serial_ops *ops;
if (!info)
return -EINVAL;
info->baudrate = gd->baudrate;
ops = serial_get_ops(dev);
if (ops->getinfo)
return ops->getinfo(dev, info);
return -EINVAL;
}
