diff options
Diffstat (limited to 'src/superio/smsc')
| -rw-r--r-- | src/superio/smsc/smscsuperio/superio.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/superio/smsc/smscsuperio/superio.c b/src/superio/smsc/smscsuperio/superio.c index 14ac03f8b1..22d8e25e53 100644 --- a/src/superio/smsc/smscsuperio/superio.c +++ b/src/superio/smsc/smscsuperio/superio.c @@ -44,6 +44,7 @@ #include "chip.h" /* The following Super I/O chips are currently supported by this driver: */ +#define LPC47M172 0x14 #define FDC37B80X 0x42 /* Same ID: FDC37M70X (a.k.a. FDC37M707) */ #define FDC37B78X 0x44 #define FDC37B72X 0x4c @@ -62,6 +63,7 @@ /* Register defines */ #define DEVICE_ID_REG 0x20 /* Device ID register */ #define DEVICE_REV_REG 0x21 /* Device revision register */ +#define DEVICE_TEST7_REG 0x29 /* Device test 7 register */ /* Static variables for the Super I/O device ID and revision. */ static int first_time = 1; @@ -116,6 +118,7 @@ static const struct logical_devices { int devs[MAX_LOGICAL_DEVICES]; } logical_device_table[] = { // Chip FDC PP SP1 SP2 RTC KBC AUX XBUS HWM GAME PME MPU RT ACPI SMB + {LPC47M172,{0, 3, 4, 2, -1, 7, -1, -1, -1, -1, -1, -1, 10, -1, -1}}, {FDC37B80X,{0, 3, 4, 5, -1, 7, 8, -1, -1, -1, -1, -1, -1, -1, -1}}, {FDC37B78X,{0, 3, 4, 5, 6, 7, 8, -1, -1, -1, -1, -1, -1, 10, -1}}, {FDC37B72X,{0, 3, 4, 5, -1, 7, 8, -1, -1, -1, -1, -1, -1, 10, -1}}, @@ -284,6 +287,7 @@ static void enable_dev(device_t dev) { int i, j, fn; int tmp[MAX_LOGICAL_DEVICES]; + uint8_t test7; if (first_time) { /* Read the device ID and revision of the Super I/O chip. */ @@ -297,6 +301,19 @@ static void enable_dev(device_t dev) printk_info("Found SMSC Super I/O (ID=0x%02x, rev=0x%02x)\n", superio_id, superio_rev); first_time = 0; + + if(superio_id == LPC47M172) { + /* Do not use the default logical device number + * but instead the standard smsc registers set + */ + + /* TEST7 configuration register (0x29) + * bit 0 : LD_NUM (0 = new, 1 = std smsc) + */ + test7 = pnp_read_config(dev, DEVICE_TEST7_REG); + test7 |= 1; + pnp_write_config(dev, DEVICE_TEST7_REG, test7); + } } /* Find the correct Super I/O. */ |