Change reg-shift property default to zero. When the integer property is missing, it should be taken as zero. This is consistent to Linux drivers/tty/serial/of_serial.c.
The x86 and most powerpc use reg-shift of 0. Most others use reg-shift of 2. While reg-shift of 1 is rarely used.
Signed-off-by: Thomas Chou thomas@wytron.com.tw --- drivers/serial/ns16550.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index d5bcbc3..5b64f7c 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -403,7 +403,7 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
plat->base = addr; plat->reg_shift = fdtdec_get_int(gd->fdt_blob, dev->of_offset, - "reg-shift", 1); + "reg-shift", 0); plat->clock = fdtdec_get_int(gd->fdt_blob, dev->of_offset, "clock-frequency", CONFIG_SYS_NS16550_CLK);