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Diffstat (limited to 'src/superio/ite/it8712f/superio.c')
-rw-r--r--src/superio/ite/it8712f/superio.c22
1 files changed, 7 insertions, 15 deletions
diff --git a/src/superio/ite/it8712f/superio.c b/src/superio/ite/it8712f/superio.c
index 2d2a83a943..4d41ac3412 100644
--- a/src/superio/ite/it8712f/superio.c
+++ b/src/superio/ite/it8712f/superio.c
@@ -28,19 +28,14 @@
#include "chip.h"
#include "it8712f.h"
-/* Base address 0x2e: 0x87 0x01 0x55 0x55. */
-/* Base address 0x4e: 0x87 0x01 0x55 0xaa. */
static void pnp_enter_ext_func_mode(device_t dev)
{
- outb(0x87, dev->path.pnp.port);
- outb(0x01, dev->path.pnp.port);
- outb(0x55, dev->path.pnp.port);
+ u16 port = dev->path.pnp.port;
- if (dev->path.pnp.port == 0x4e) {
- outb(0xaa, dev->path.pnp.port);
- } else {
- outb(0x55, dev->path.pnp.port);
- }
+ outb(0x87, port);
+ outb(0x01, port);
+ outb(0x55, port);
+ outb((port == 0x4e) ? 0xaa : 0x55, port);
}
static void pnp_exit_ext_func_mode(device_t dev)
@@ -50,14 +45,11 @@ static void pnp_exit_ext_func_mode(device_t dev)
static void it8712f_init(device_t dev)
{
- struct superio_ite_it8712f_config *conf;
+ struct superio_ite_it8712f_config *conf = dev->chip_info;
struct resource *res0, *res1;
- if (!dev->enabled) {
+ if (!dev->enabled)
return;
- }
-
- conf = dev->chip_info;
switch (dev->path.pnp.device) {
case IT8712F_FDC: /* TODO. */