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MN10300: ttySM: clean up unnecessary casting

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The ttySM uart data register pointers are declared as void* pointers. Change
them to u8* pointers so we don't need to use casts in the code.

Signed-off-by: Mark Salter <msalter@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
Mark Salter 2012-12-12 15:36:38 +00:00 committed by David Howells
parent 8f0bcbcab0
commit 97a70b1439
2 changed files with 6 additions and 6 deletions
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8
arch/mn10300/kernel/mn10300-serial.c
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@ -1629,12 +1629,12 @@ static void mn10300_serial_console_write(struct console *co,
while (*port->_status & SC01STR_TBF)
continue;
*(u8 *) port->_txb = ch;
*port->_txb = ch;
if (ch == 0x0a) {
while (*port->_status & SC01STR_TBF)
continue;
*(u8 *) port->_txb = 0xd;
*port->_txb = 0xd;
}
}
@ -1759,12 +1759,12 @@ static void mn10300_serial_poll_put_char(struct uart_port *_port,
tmp = *port->_intr;
if (ch == 0x0a) {
*(u8 *) port->_txb = 0x0d;
*port->_txb = 0x0d;
while (*port->_status & SC01STR_TBF)
continue;
}
*(u8 *) port->_txb = ch;
*port->_txb = ch;
while (*port->_status & SC01STR_TBF)
continue;

4
arch/mn10300/kernel/mn10300-serial.h
View File

@ -58,8 +58,8 @@ struct mn10300_serial_port {
volatile u16 *_control; /* control register pointer */
volatile u8 *_status; /* status register pointer */
volatile u8 *_intr; /* interrupt register pointer */
volatile void *_rxb; /* receive buffer register pointer */
volatile void *_txb; /* transmit buffer register pointer */
volatile u8 *_rxb; /* receive buffer register pointer */
volatile u8 *_txb; /* transmit buffer register pointer */
volatile u16 *_tmicr; /* timer interrupt control register */
volatile u8 *_tmxmd; /* baud rate timer mode register */
volatile u16 *_tmxbr; /* baud rate timer base register */