As the address read from device tree is being cast to a pointer, it's better to use dev_read_addr_ptr() API for getting that address. The more detailed explanation can be found in commit a12a73b66476 ("drivers: use dev_read_addr_ptr when cast to pointer").

Signed-off-by: Sam Protsenko semen.protsenko@linaro.org --- drivers/serial/serial_s5p.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/serial/serial_s5p.c b/drivers/serial/serial_s5p.c index c24d9bca84c9..7d04dcff54fc 100644 --- a/drivers/serial/serial_s5p.c +++ b/drivers/serial/serial_s5p.c @@ -221,13 +221,11 @@ static int s5p_serial_of_to_plat(struct udevice *dev) { struct s5p_serial_plat *plat = dev_get_plat(dev); const ulong port_type = dev_get_driver_data(dev); - fdt_addr_t addr;

- addr = dev_read_addr(dev); - if (addr == FDT_ADDR_T_NONE) + plat->reg = dev_read_addr_ptr(dev); + if (!plat->reg) return -EINVAL;

- plat->reg = (struct s5p_uart *)addr; plat->reg_width = dev_read_u32_default(dev, "reg-io-width", 1); plat->port_id = dev_read_u8_default(dev, "id", dev_seq(dev));