On 01.06.16 02:36, Wenyou Yang wrote:

Add device tree support.

Signed-off-by: Wenyou Yang wenyou.yang@atmel.com

Reviewed-by: Andreas Bießmann andreas@biessmann.org

---

Changes in v2:

• Add conditional for device tree support.

drivers/serial/atmel_usart.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)

diff --git a/drivers/serial/atmel_usart.c b/drivers/serial/atmel_usart.c index 4fe992b..e450135 100644 --- a/drivers/serial/atmel_usart.c +++ b/drivers/serial/atmel_usart.c @@ -191,16 +191,35 @@ static int atmel_serial_probe(struct udevice *dev) { struct atmel_serial_platdata *plat = dev->platdata; struct atmel_serial_priv *priv = dev_get_priv(dev); +#if CONFIG_IS_ENABLED(OF_CONTROL)

• fdt_addr_t addr_base;

• addr_base = dev_get_addr(dev);

• if (addr_base == FDT_ADDR_T_NONE)

• return -ENODEV;
  

• plat->base_addr = (uint32_t)addr_base;

+#endif priv->usart = (atmel_usart3_t *)plat->base_addr; atmel_serial_init_internal(priv->usart);

return 0; }

+#if CONFIG_IS_ENABLED(OF_CONTROL) +static const struct udevice_id atmel_serial_ids[] = {

• { .compatible = "atmel,at91sam9260-usart" },
• { }

+}; +#endif

U_BOOT_DRIVER(serial_atmel) = { .name = "serial_atmel", .id = UCLASS_SERIAL, +#if CONFIG_IS_ENABLED(OF_CONTROL)

• .of_match = atmel_serial_ids,
• .platdata_auto_alloc_size = sizeof(struct atmel_serial_platdata),

+#endif .probe = atmel_serial_probe, .ops = &atmel_serial_ops, .flags = DM_FLAG_PRE_RELOC,