[PATCH] hwmon: New device ID for the smsc47b397 driver
This patch adds a new ID to the SMSC LPC47B397-NC hardware
monitoring driver - for a chip that is claimed to be 100%
compatible otherwise.
Signed-off-by: Bryan Young (Utilitek Systems, Inc.)
Signed-off-by: Mark M. Hoffman <mhoffman at lightlink.com>
Signed-off-by: Jean Delvare <khali at linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh at suse.de>
---
commit 7ab83a9137ccd3e092fb6ad0cb105b4d1fb617ae
tree e76341e6617eac19514ce2e41768514f7c9acedb
parent 1747ef1b8c9b7b9c6a9aae3543a9b99acabb7e10
author Mark M. Hoffman <mhoffman at lightlink.com> Mon, 17 Oct 2005 23:01:45 +0200
committer Greg Kroah-Hartman <gregkh at suse.de> Fri, 28 Oct 2005 14:02:11 -0700
Documentation/hwmon/smsc47b397 | 8 ++++++--
drivers/hwmon/smsc47b397.c | 7 ++++---
2 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/Documentation/hwmon/smsc47b397 b/Documentation/hwmon/smsc47b397
index da9d80c..20682f1 100644
--- a/Documentation/hwmon/smsc47b397
+++ b/Documentation/hwmon/smsc47b397
@@ -3,6 +3,7 @@ Kernel driver smsc47b397
Supported chips:
* SMSC LPC47B397-NC
+ * SMSC SCH5307-NS
Prefix: 'smsc47b397'
Addresses scanned: none, address read from Super I/O config space
Datasheet: In this file
@@ -12,11 +13,14 @@ Authors: Mark M. Hoffman <mhoffman at light
November 23, 2004
-The following specification describes the SMSC LPC47B397-NC sensor chip
+The following specification describes the SMSC LPC47B397-NC[1] sensor chip
(for which there is no public datasheet available). This document was
provided by Craig Kelly (In-Store Broadcast Network) and edited/corrected
by Mark M. Hoffman <mhoffman at lightlink.com>.
+[1] And SMSC SCH5307-NS, which has a different device ID but is otherwise
+compatible.
+
* * * * *
Methods for detecting the HP SIO and reading the thermal data on a dc7100.
@@ -127,7 +131,7 @@ OUT DX,AL
The registers of interest for identifying the SIO on the dc7100 are Device ID
(0x20) and Device Rev (0x21).
-The Device ID will read 0X6F
+The Device ID will read 0x6F (for SCH5307-NS, 0x81)
The Device Rev currently reads 0x01
Obtaining the HWM Base Address.
diff --git a/drivers/hwmon/smsc47b397.c b/drivers/hwmon/smsc47b397.c
index 7fe7157..37ed8b3 100644
--- a/drivers/hwmon/smsc47b397.c
+++ b/drivers/hwmon/smsc47b397.c
@@ -299,7 +299,7 @@ static int __init smsc47b397_find(unsign
superio_enter();
id = superio_inb(SUPERIO_REG_DEVID);
- if (id != 0x6f) {
+ if ((id != 0x6f) && (id != 0x81)) {
superio_exit();
return -ENODEV;
}
@@ -310,8 +310,9 @@ static int __init smsc47b397_find(unsign
*addr = (superio_inb(SUPERIO_REG_BASE_MSB) << 8)
| superio_inb(SUPERIO_REG_BASE_LSB);
- printk(KERN_INFO "smsc47b397: found SMSC LPC47B397-NC "
- "(base address 0x%04x, revision %u)\n", *addr, rev);
+ printk(KERN_INFO "smsc47b397: found SMSC %s "
+ "(base address 0x%04x, revision %u)\n",
+ id == 0x81 ? "SCH5307-NS" : "LPC47B397-NC", *addr, rev);
superio_exit();
return 0;
