Revert "tty: serial8250: add helpers for the DesignWare 8250"
This reverts commit 6b1a98d1c4.
It causes a build error that needs to be resolved differently.
Cc: Alan Cox <alan@linux.intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@@ -86,13 +86,5 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir);
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extern void serial8250_set_isa_configurator(void (*v)
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(int port, struct uart_port *up,
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unsigned short *capabilities));
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#ifndef SERIAL_8250_DW
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extern int serial8250_use_designware_io(struct uart_port *up);
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#else
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static inline int serial8250_use_designware_io(struct uart_port *up)
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{
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return -EIO;
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}
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#endif
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#endif
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