From d5bc0e0c113a1d54673761f3fe70187f5bdce719 Mon Sep 17 00:00:00 2001 From: "Mark D. Studebaker" Date: Sat, 6 Jan 2001 19:57:03 +0000 Subject: [PATCH] Claim support for the ds1625 by the ds1621 driver, based on a review of the datasheets. Untested. git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@973 7894878c-1315-0410-8ee3-d5d059ff63e0 --- README | 2 +- doc/chips/SUMMARY | 2 ++ doc/chips/ds1621 | 12 ++++++++++++ 3 files changed, 15 insertions(+), 1 deletion(-) diff --git a/README b/README index b1498e79..812ed252 100644 --- a/README +++ b/README @@ -52,7 +52,7 @@ At least the following hardware sensor chips are supported: Analog Devices ADM1021, ADM1021A, ADM1022, ADM1023, ADM1025, and ADM9240 Asus AS99127F - Dallas Semiconductor DS75, DS1621, DS1775, and DS1780 + Dallas Semiconductor DS75, DS1621, DS1625, DS1775, and DS1780 Hewlett Packard Maxilife (several revisions including '99 NBA) Genesys Logic GL518SM (rev 00, 80), GL520SM, GL523SM Intel Xeon processor embedded sensors diff --git a/doc/chips/SUMMARY b/doc/chips/SUMMARY index c773d306..4a4bcf9e 100644 --- a/doc/chips/SUMMARY +++ b/doc/chips/SUMMARY @@ -59,6 +59,8 @@ adm9240 ds1621 ds1621 1 - - - yes no + (the following chip is detected as a ds1621) + ds1625 1 - - - yes no gl518sm gl518sm (r00) 1 1-4 2 - yes no diff --git a/doc/chips/ds1621 b/doc/chips/ds1621 index f4fc23c2..bee39097 100644 --- a/doc/chips/ds1621 +++ b/doc/chips/ds1621 @@ -9,6 +9,11 @@ Supported chips: Addresses scanned: I2C 0x48 - 0x4f (inclusive) Datasheet: Publicly available at the Dallas Semiconductor website http://www.dalsemi.com + * Dallas Semiconductor DS1625 + Prefix: `ds1621' + Addresses scanned: I2C 0x48 - 0x4f (inclusive) + Datasheet: Publicly available at the Dallas Semiconductor website + http://www.dalsemi.com Author: Christian W. Zuckschwerdt @@ -50,6 +55,13 @@ like the LM75, LM77 and DS75, DS1775. While the DS1621 has three additional bits of accuracy (12 vs. 9 for the LM75), the additional bits are not supported. +The driver also supports the DS1625. It does not distinguish the 1625 from +the 1621. The chip prefix in /proc is always ds1621. +The difference in the chips is that the 1621 supports additional registers +for greater accuracy. The driver does not use these registers. +The DS1625 has been discontinued by Dallas Semi, they recommend the +DS1621 for new designs. + Chip Features -------------