serial: 8250_dwlib: move DesignWare register definitions to header

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Move the DW_UART_* register offsets and CPR bit/field definitions from
8250_dwlib.c into 8250_dwlib.h so they can be shared by 8250_dw and
8250_dwlib users.

Add an include guard for 8250_dwlib.h.

Signed-off-by: Jia Wang <wangjia@ultrarisc.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://patch.msgid.link/20260429-ultrarisc-serial-v7-1-e475cce9e274@ultrarisc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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This commit is contained in:

Jia Wang 2026-04-29 17:13:25 +08:00 • committed by Greg Kroah-Hartman

parent bf558715d9

commit 6d7f4890bb

3 changed files with 67 additions and 60 deletions

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11

drivers/tty/serial/8250/8250_dw.c

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49

drivers/tty/serial/8250/8250_dwlib.c

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67

drivers/tty/serial/8250/8250_dwlib.h

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