Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6722feada7f6213ba06d510ef853e57ddcd59dae
Commit: 6722feada7f6213ba06d510ef853e57ddcd59dae
Parent: 7fce084a0b3e2bb8caef919f8f36065953655bb5
Author: Jean Delvare <[EMAIL PROTECTED]>
AuthorDate: Sun Oct 7 12:25:46 2007 +0200
Committer: Mark M. Hoffman <[EMAIL PROTECTED]>
CommitDate: Thu Feb 7 20:39:40 2008 -0500
hwmon: (lm78/w83781d) Probe fewer I2C addresses
We've never seen any device supported by the lm78 or w83781d driver at
addresses 0x20-0x27, so let's stop probing these addresses. Extra probes
cost
time, and have potential for confusing or misdetecting other I2C devices.
Signed-off-by: Jean Delvare <[EMAIL PROTECTED]>
Signed-off-by: Mark M. Hoffman <[EMAIL PROTECTED]>
---
Documentation/hwmon/lm78 | 4 ++--
Documentation/hwmon/w83781d | 6 +++---
drivers/hwmon/lm78.c | 6 ++----
drivers/hwmon/w83781d.c | 7 +++----
4 files changed, 10 insertions(+), 13 deletions(-)
diff --git a/Documentation/hwmon/lm78 b/Documentation/hwmon/lm78
index dfc318a..60932e2 100644
--- a/Documentation/hwmon/lm78
+++ b/Documentation/hwmon/lm78
@@ -4,12 +4,12 @@ Kernel driver lm78
Supported chips:
* National Semiconductor LM78 / LM78-J
Prefix: 'lm78'
- Addresses scanned: I2C 0x20 - 0x2f, ISA 0x290 (8 I/O ports)
+ Addresses scanned: I2C 0x28 - 0x2f, ISA 0x290 (8 I/O ports)
Datasheet: Publicly available at the National Semiconductor website
http://www.national.com/
* National Semiconductor LM79
Prefix: 'lm79'
- Addresses scanned: I2C 0x20 - 0x2f, ISA 0x290 (8 I/O ports)
+ Addresses scanned: I2C 0x28 - 0x2f, ISA 0x290 (8 I/O ports)
Datasheet: Publicly available at the National Semiconductor website
http://www.national.com/
diff --git a/Documentation/hwmon/w83781d b/Documentation/hwmon/w83781d
index b1e9f80..dbeadb2 100644
--- a/Documentation/hwmon/w83781d
+++ b/Documentation/hwmon/w83781d
@@ -4,11 +4,11 @@ Kernel driver w83781d
Supported chips:
* Winbond W83781D
Prefix: 'w83781d'
- Addresses scanned: I2C 0x20 - 0x2f, ISA 0x290 (8 I/O ports)
+ Addresses scanned: I2C 0x28 - 0x2f, ISA 0x290 (8 I/O ports)
Datasheet:
http://www.winbond-usa.com/products/winbond_products/pdfs/PCIC/w83781d.pdf
* Winbond W83782D
Prefix: 'w83782d'
- Addresses scanned: I2C 0x20 - 0x2f, ISA 0x290 (8 I/O ports)
+ Addresses scanned: I2C 0x28 - 0x2f, ISA 0x290 (8 I/O ports)
Datasheet: http://www.winbond.com/PDF/sheet/w83782d.pdf
* Winbond W83783S
Prefix: 'w83783s'
@@ -16,7 +16,7 @@ Supported chips:
Datasheet:
http://www.winbond-usa.com/products/winbond_products/pdfs/PCIC/w83783s.pdf
* Winbond W83627HF
Prefix: 'w83627hf'
- Addresses scanned: I2C 0x20 - 0x2f, ISA 0x290 (8 I/O ports)
+ Addresses scanned: I2C 0x28 - 0x2f, ISA 0x290 (8 I/O ports)
Datasheet: http://www.winbond.com/PDF/sheet/w83627hf.pdf
* Asus AS99127F
Prefix: 'as99127f'
diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c
index 3f7055e..934378e 100644
--- a/drivers/hwmon/lm78.c
+++ b/drivers/hwmon/lm78.c
@@ -37,10 +37,8 @@
static struct platform_device *pdev;
/* Addresses to scan */
-static unsigned short normal_i2c[] = { 0x20, 0x21, 0x22, 0x23, 0x24,
- 0x25, 0x26, 0x27, 0x28, 0x29,
- 0x2a, 0x2b, 0x2c, 0x2d, 0x2e,
- 0x2f, I2C_CLIENT_END };
+static unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d,
+ 0x2e, 0x2f, I2C_CLIENT_END };
static unsigned short isa_address = 0x290;
/* Insmod parameters */
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index e0fa752..d38b9ed 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -54,9 +54,8 @@
static struct platform_device *pdev;
/* Addresses to scan */
-static unsigned short normal_i2c[] = { 0x20, 0x21, 0x22, 0x23, 0x24, 0x25,
- 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b,
- 0x2c, 0x2d, 0x2e, 0x2f, I2C_CLIENT_END
};
+static unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d,
+ 0x2e, 0x2f, I2C_CLIENT_END };
static unsigned short isa_address = 0x290;
/* Insmod parameters */
@@ -1270,7 +1269,7 @@ w83781d_detect(struct i2c_adapter *adapter, int address,
int kind)
kind = w83783s;
else if (val1 == 0x21 && vendid == winbond)
kind = w83627hf;
- else if (val1 == 0x31 && address >= 0x28)
+ else if (val1 == 0x31)
kind = as99127f;
else {
if (kind == 0)
-
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