From 56d32688c5b17937f41d8f9da270b4af868e560d Mon Sep 17 00:00:00 2001
From: "Mark D. Studebaker" <mdsxyz123@yahoo.com>
Date: Sun, 1 Sep 2002 15:47:21 +0000
Subject: [PATCH] 24rf08 plan B. Go back to write quick "0" so write-only      
 devices don't hang bus. Do second write quick in 54-57       address range
 which resets 24rf08's.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@1514 7894878c-1315-0410-8ee3-d5d059ff63e0
---
 prog/detect/sensors-detect | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/prog/detect/sensors-detect b/prog/detect/sensors-detect
index 88cd97f1..7dc66ed9 100755
--- a/prog/detect/sensors-detect
+++ b/prog/detect/sensors-detect
@@ -175,6 +175,7 @@ use vars qw(@pci_adapters @chip_ids @undetectable_adapters @dmidecode);
        devid  => 0x5597,
        func => 0,
        procid => "Silicon Integrated Systems SIS5581/5582/5597/5598 (To be written - Do not use 5595 drivers)",
+       driver => "to-be-written",
        match => sub { $_[0] =~ /dontmatchthis/ },
      } ,
      {
@@ -182,6 +183,7 @@ use vars qw(@pci_adapters @chip_ids @undetectable_adapters @dmidecode);
        devid  => 0x5598,
        func => 0,
        procid => "Silicon Integrated Systems SIS5598 (To be written - Do not use 5595 drivers)",
+       driver => "to-be-written",
        match => sub { $_[0] =~ /dontmatchthis/ },
      } ,
      {
@@ -189,6 +191,7 @@ use vars qw(@pci_adapters @chip_ids @undetectable_adapters @dmidecode);
        devid  => 0x0540,
        func => 0,
        procid => "Silicon Integrated Systems SIS540 (To be written - Do not use 5595 drivers)",
+       driver => "to-be-written",
        match => sub { $_[0] =~ /dontmatchthis/ },
      } ,
      {
@@ -204,6 +207,7 @@ use vars qw(@pci_adapters @chip_ids @undetectable_adapters @dmidecode);
        devid  => 0x0730,
        func => 0,
        procid => "Silicon Integrated Systems SIS730 (To be written - Do not use 5595 drivers)",
+       driver => "to-be-written",
        match => sub { $_[0] =~ /dontmatchthis/ },
      } ,
 #
@@ -1715,8 +1719,12 @@ sub scan_adapter
     i2c_set_slave_addr(\*FILE,$addr) or 
         printf("Client at address 0x%02x can not be probed - unload all client drivers first!\n",$addr), next;
 
-    next unless i2c_smbus_write_quick(\*FILE,$SMBUS_READ) >= 0;
+    next unless i2c_smbus_write_quick(\*FILE,$SMBUS_WRITE) >= 0;
     printf "Client found at address 0x%02x\n",$addr;
+    # Prevent 24RF08 corruption
+    if($addr >= 0x54 and $addr <= 0x57) {
+        i2c_smbus_write_quick(\*FILE,$SMBUS_WRITE);
+    }
 
     foreach $chip (@chip_ids) {
       if (exists $$chip{i2c_addrs} and contains $addr, @{$$chip{i2c_addrs}}) {