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smsc/lpc47n227: Make early_serial usable 

This is the smallest possible change to make early_serial.c
compile when included from romstage.c.

early_serial could be reworked to be built as separate unit
(romstage-y), but that should be done for all SuperIOs,
not some individual outlier.

Change-Id: I90ee66b43c9677b86b1b5d6fcc8febfbe58d80dd
Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com>
Reviewed-on: http://review.coreboot.org/1686
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Patrick Georgi 2012-05-18 12:47:02 +02:00 committed by Stefan Reinauer
parent 68d7c7aa8b
commit d635068ffa
1 changed files with 5 additions and 2 deletions
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7
src/superio/smsc/lpc47n227/early_serial.c
View File

@ -41,10 +41,13 @@ static void pnp_exit_conf_state(device_t dev)
* @param dev High 8 bits = Super I/O port, low 8 bits = logical device number. * @param dev High 8 bits = Super I/O port, low 8 bits = logical device number.
* @param iobase Base I/O port for the logical device. * @param iobase Base I/O port for the logical device.
*/ */
void lpc47n227_pnp_set_iobase(device_t dev, u16 iobase) static void lpc47n227_pnp_set_iobase(device_t dev, u16 iobase)
{ {
/* LPC47N227 requires base ports to be a multiple of 4. */ /* LPC47N227 requires base ports to be a multiple of 4. */
/* it's not very useful to do an ASSERT here: if it trips,
* there's no console to report it.
ASSERT(!(iobase & 0x3)); ASSERT(!(iobase & 0x3));
*/
switch (dev & 0xFF) { switch (dev & 0xFF) {
case LPC47N227_PP: case LPC47N227_PP:
@ -73,7 +76,7 @@ void lpc47n227_pnp_set_iobase(device_t dev, u16 iobase)
* @param dev High 8 bits = Super I/O port, low 8 bits = logical device number. * @param dev High 8 bits = Super I/O port, low 8 bits = logical device number.
* @param enable 0 to disable, anythig else to enable. * @param enable 0 to disable, anythig else to enable.
*/ */
void lpc47n227_pnp_set_enable(device_t dev, int enable) static void lpc47n227_pnp_set_enable(device_t dev, int enable)
{ {
u8 power_register = 0, power_mask = 0, current_power, new_power; u8 power_register = 0, power_mask = 0, current_power, new_power;