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serial: ns16550: Provide UART base clock speed in ->getinfo()

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Some callers may need the UART base clock speed value.
Provide it in the ->getinfo() callback.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Andy Shevchenko 2020-02-27 17:21:55 +02:00 committed by Bin Meng
parent bf4661bcb0
commit 5db92a0e96
1 changed files with 2 additions and 0 deletions
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drivers/serial/ns16550.c
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@ -476,6 +476,8 @@ static int ns16550_serial_getinfo(struct udevice *dev,
info->reg_width = plat->reg_width;
info->reg_shift = plat->reg_shift;
info->reg_offset = plat->reg_offset;
info->clock = plat->clock;
return 0;
}