From 4de86126a712ba83fa038d277c8282f7ed466a4b Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Mon, 5 Mar 2012 08:32:00 -0500 Subject: hwmon: (jc42) Add support for ST Microelectronics STTS2002 and STTS3000 These are fully compatible with Jedec JC 42.4 as far as I can see. Signed-off-by: Jean Delvare Cc: Guenter Roeck Cc: stable@vger.kernel.org # 3.0+ Signed-off-by: Guenter Roeck --- Documentation/hwmon/jc42 | 6 ++++++ drivers/hwmon/Kconfig | 3 ++- drivers/hwmon/jc42.c | 10 ++++++++++ 3 files changed, 18 insertions(+), 1 deletion(-) diff --git a/Documentation/hwmon/jc42 b/Documentation/hwmon/jc42 index a22ecf48f255..e7133750286f 100644 --- a/Documentation/hwmon/jc42 +++ b/Documentation/hwmon/jc42 @@ -48,6 +48,12 @@ Supported chips: Datasheets: http://www.st.com/stonline/products/literature/ds/13447/stts424.pdf http://www.st.com/stonline/products/literature/ds/13448/stts424e02.pdf + * ST Microelectronics STTS2002, STTS3000 + Prefix: 'stts2002', 'stts3000' + Addresses scanned: I2C 0x18 - 0x1f + Datasheets: + http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00225278.pdf + http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATA_BRIEF/CD00270920.pdf * JEDEC JC 42.4 compliant temperature sensor chips Prefix: 'jc42' Addresses scanned: I2C 0x18 - 0x1f diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 02260406b9e4..91a51aff5363 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -498,7 +498,8 @@ config SENSORS_JC42 temperature sensors, which are used on many DDR3 memory modules for mobile devices and servers. Support will include, but not be limited to, ADT7408, CAT34TS02, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243, - MCP9843, SE97, SE98, STTS424(E), TSE2002B3, and TS3000B3. + MCP9843, SE97, SE98, STTS424(E), STTS2002, STTS3000, TSE2002B3, and + TS3000B3. This driver can also be built as a module. If so, the module will be called jc42. diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c index 28c09eead36b..08430ecb306a 100644 --- a/drivers/hwmon/jc42.c +++ b/drivers/hwmon/jc42.c @@ -113,6 +113,12 @@ static const unsigned short normal_i2c[] = { #define STTS424E_DEVID 0x0000 #define STTS424E_DEVID_MASK 0xfffe +#define STTS2002_DEVID 0x0300 +#define STTS2002_DEVID_MASK 0xffff + +#define STTS3000_DEVID 0x0200 +#define STTS3000_DEVID_MASK 0xffff + static u16 jc42_hysteresis[] = { 0, 1500, 3000, 6000 }; struct jc42_chips { @@ -133,6 +139,8 @@ static struct jc42_chips jc42_chips[] = { { NXP_MANID, SE98_DEVID, SE98_DEVID_MASK }, { STM_MANID, STTS424_DEVID, STTS424_DEVID_MASK }, { STM_MANID, STTS424E_DEVID, STTS424E_DEVID_MASK }, + { STM_MANID, STTS2002_DEVID, STTS2002_DEVID_MASK }, + { STM_MANID, STTS3000_DEVID, STTS3000_DEVID_MASK }, }; /* Each client has this additional data */ @@ -171,6 +179,8 @@ static const struct i2c_device_id jc42_id[] = { { "se97b", 0 }, { "se98", 0 }, { "stts424", 0 }, + { "stts2002", 0 }, + { "stts3000", 0 }, { "tse2002b3", 0 }, { "ts3000b3", 0 }, { } -- cgit v1.2.3 From 7cb3c44fb1f7999e4c53b6a52de6bc25da6de079 Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Sun, 4 Mar 2012 08:10:57 -0800 Subject: hwmon: (pmbus_core) Fix maximum number of POUT alarm attributes There are up to three POUT alarm attributes, not two, since cap_alarm was added. Reported-by: Michele Petracca Cc: stable@vger.kernel.org # 3.0+ [3.0 will need backport] Signed-off-by: Guenter Roeck --- drivers/hwmon/pmbus/pmbus_core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 00460d8d8423..d89b33967a85 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -54,7 +54,8 @@ lcrit_alarm, crit_alarm */ #define PMBUS_IOUT_BOOLEANS_PER_PAGE 3 /* alarm, lcrit_alarm, crit_alarm */ -#define PMBUS_POUT_BOOLEANS_PER_PAGE 2 /* alarm, crit_alarm */ +#define PMBUS_POUT_BOOLEANS_PER_PAGE 3 /* cap_alarm, alarm, crit_alarm + */ #define PMBUS_MAX_BOOLEANS_PER_FAN 2 /* alarm, fault */ #define PMBUS_MAX_BOOLEANS_PER_TEMP 4 /* min_alarm, max_alarm, lcrit_alarm, crit_alarm */ -- cgit v1.2.3 From 7ad6307ad6968ce25cecf209d4822d4c722be030 Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Wed, 7 Mar 2012 03:58:55 -0800 Subject: hwmon: (zl6100) Maintain delay parameter in driver instance data A global delay parameter has the side effect of being overwritten with 0 if a single ZL2004 or ZL6105 is instantiated. If other chips supported by the same driver are in the system, this will result in access errors for those chips. To solve the problem, keep a per-instance copy of the delay parameter, and do not change the original parameter. Signed-off-by: Guenter Roeck Cc: stable@vger.kernel.org # 3.1+ Acked-by: Jean Delvare --- drivers/hwmon/pmbus/zl6100.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/hwmon/pmbus/zl6100.c b/drivers/hwmon/pmbus/zl6100.c index 48c7b4a716ae..880b90cf4d32 100644 --- a/drivers/hwmon/pmbus/zl6100.c +++ b/drivers/hwmon/pmbus/zl6100.c @@ -33,6 +33,7 @@ enum chips { zl2004, zl2005, zl2006, zl2008, zl2105, zl2106, zl6100, zl6105 }; struct zl6100_data { int id; ktime_t access; /* chip access time */ + int delay; /* Delay between chip accesses in uS */ struct pmbus_driver_info info; }; @@ -52,10 +53,10 @@ MODULE_PARM_DESC(delay, "Delay between chip accesses in uS"); /* Some chips need a delay between accesses */ static inline void zl6100_wait(const struct zl6100_data *data) { - if (delay) { + if (data->delay) { s64 delta = ktime_us_delta(ktime_get(), data->access); - if (delta < delay) - udelay(delay - delta); + if (delta < data->delay) + udelay(data->delay - delta); } } @@ -207,8 +208,9 @@ static int zl6100_probe(struct i2c_client *client, * can be cleared later for additional chips if tests show that it * is not needed (in other words, better be safe than sorry). */ + data->delay = delay; if (data->id == zl2004 || data->id == zl6105) - delay = 0; + data->delay = 0; /* * Since there was a direct I2C device access above, wait before -- cgit v1.2.3 From 1bd612a25855f4cc9345052b53d7da697dba6358 Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Mon, 5 Mar 2012 11:13:52 -0800 Subject: hwmon: (jc42) Add support for AT30TS00, TS3000GB2, TSE2002GB2, and MCP9804 Also update IDT datasheet locations. Signed-off-by: Guenter Roeck Cc: stable@vger.kernel.org # 3.0+ Acked-by: Jean Delvare --- Documentation/hwmon/jc42 | 20 ++++++++++++++------ drivers/hwmon/Kconfig | 6 +++--- drivers/hwmon/jc42.c | 20 ++++++++++++++++++-- 3 files changed, 35 insertions(+), 11 deletions(-) diff --git a/Documentation/hwmon/jc42 b/Documentation/hwmon/jc42 index e7133750286f..52729a756c1b 100644 --- a/Documentation/hwmon/jc42 +++ b/Documentation/hwmon/jc42 @@ -7,21 +7,29 @@ Supported chips: Addresses scanned: I2C 0x18 - 0x1f Datasheets: http://www.analog.com/static/imported-files/data_sheets/ADT7408.pdf - * IDT TSE2002B3, TS3000B3 - Prefix: 'tse2002b3', 'ts3000b3' + * Atmel AT30TS00 + Prefix: 'at30ts00' Addresses scanned: I2C 0x18 - 0x1f Datasheets: - http://www.idt.com/products/getdoc.cfm?docid=18715691 - http://www.idt.com/products/getdoc.cfm?docid=18715692 + http://www.atmel.com/Images/doc8585.pdf + * IDT TSE2002B3, TSE2002GB2, TS3000B3, TS3000GB2 + Prefix: 'tse2002', 'ts3000' + Addresses scanned: I2C 0x18 - 0x1f + Datasheets: + http://www.idt.com/sites/default/files/documents/IDT_TSE2002B3C_DST_20100512_120303152056.pdf + http://www.idt.com/sites/default/files/documents/IDT_TSE2002GB2A1_DST_20111107_120303145914.pdf + http://www.idt.com/sites/default/files/documents/IDT_TS3000B3A_DST_20101129_120303152013.pdf + http://www.idt.com/sites/default/files/documents/IDT_TS3000GB2A1_DST_20111104_120303151012.pdf * Maxim MAX6604 Prefix: 'max6604' Addresses scanned: I2C 0x18 - 0x1f Datasheets: http://datasheets.maxim-ic.com/en/ds/MAX6604.pdf - * Microchip MCP9805, MCP98242, MCP98243, MCP9843 - Prefixes: 'mcp9805', 'mcp98242', 'mcp98243', 'mcp9843' + * Microchip MCP9804, MCP9805, MCP98242, MCP98243, MCP9843 + Prefixes: 'mcp9804', 'mcp9805', 'mcp98242', 'mcp98243', 'mcp9843' Addresses scanned: I2C 0x18 - 0x1f Datasheets: + http://ww1.microchip.com/downloads/en/DeviceDoc/22203C.pdf http://ww1.microchip.com/downloads/en/DeviceDoc/21977b.pdf http://ww1.microchip.com/downloads/en/DeviceDoc/21996a.pdf http://ww1.microchip.com/downloads/en/DeviceDoc/22153c.pdf diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 91a51aff5363..dad895fec62a 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -497,9 +497,9 @@ config SENSORS_JC42 If you say yes here, you get support for JEDEC JC42.4 compliant temperature sensors, which are used on many DDR3 memory modules for mobile devices and servers. Support will include, but not be limited - to, ADT7408, CAT34TS02, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243, - MCP9843, SE97, SE98, STTS424(E), STTS2002, STTS3000, TSE2002B3, and - TS3000B3. + to, ADT7408, AT30TS00, CAT34TS02, CAT6095, MAX6604, MCP9804, MCP9805, + MCP98242, MCP98243, MCP9843, SE97, SE98, STTS424(E), STTS2002, + STTS3000, TSE2002B3, TSE2002GB2, TS3000B3, and TS3000GB2. This driver can also be built as a module. If so, the module will be called jc42. diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c index 08430ecb306a..b927ee5ccdd7 100644 --- a/drivers/hwmon/jc42.c +++ b/drivers/hwmon/jc42.c @@ -64,6 +64,7 @@ static const unsigned short normal_i2c[] = { /* Manufacturer IDs */ #define ADT_MANID 0x11d4 /* Analog Devices */ +#define ATMEL_MANID 0x001f /* Atmel */ #define MAX_MANID 0x004d /* Maxim */ #define IDT_MANID 0x00b3 /* IDT */ #define MCP_MANID 0x0054 /* Microchip */ @@ -77,15 +78,25 @@ static const unsigned short normal_i2c[] = { #define ADT7408_DEVID 0x0801 #define ADT7408_DEVID_MASK 0xffff +/* Atmel */ +#define AT30TS00_DEVID 0x8201 +#define AT30TS00_DEVID_MASK 0xffff + /* IDT */ #define TS3000B3_DEVID 0x2903 /* Also matches TSE2002B3 */ #define TS3000B3_DEVID_MASK 0xffff +#define TS3000GB2_DEVID 0x2912 /* Also matches TSE2002GB2 */ +#define TS3000GB2_DEVID_MASK 0xffff + /* Maxim */ #define MAX6604_DEVID 0x3e00 #define MAX6604_DEVID_MASK 0xffff /* Microchip */ +#define MCP9804_DEVID 0x0200 +#define MCP9804_DEVID_MASK 0xfffc + #define MCP98242_DEVID 0x2000 #define MCP98242_DEVID_MASK 0xfffc @@ -129,8 +140,11 @@ struct jc42_chips { static struct jc42_chips jc42_chips[] = { { ADT_MANID, ADT7408_DEVID, ADT7408_DEVID_MASK }, + { ATMEL_MANID, AT30TS00_DEVID, AT30TS00_DEVID_MASK }, { IDT_MANID, TS3000B3_DEVID, TS3000B3_DEVID_MASK }, + { IDT_MANID, TS3000GB2_DEVID, TS3000GB2_DEVID_MASK }, { MAX_MANID, MAX6604_DEVID, MAX6604_DEVID_MASK }, + { MCP_MANID, MCP9804_DEVID, MCP9804_DEVID_MASK }, { MCP_MANID, MCP98242_DEVID, MCP98242_DEVID_MASK }, { MCP_MANID, MCP98243_DEVID, MCP98243_DEVID_MASK }, { MCP_MANID, MCP9843_DEVID, MCP9843_DEVID_MASK }, @@ -167,10 +181,12 @@ static struct jc42_data *jc42_update_device(struct device *dev); static const struct i2c_device_id jc42_id[] = { { "adt7408", 0 }, + { "at30ts00", 0 }, { "cat94ts02", 0 }, { "cat6095", 0 }, { "jc42", 0 }, { "max6604", 0 }, + { "mcp9804", 0 }, { "mcp9805", 0 }, { "mcp98242", 0 }, { "mcp98243", 0 }, @@ -181,8 +197,8 @@ static const struct i2c_device_id jc42_id[] = { { "stts424", 0 }, { "stts2002", 0 }, { "stts3000", 0 }, - { "tse2002b3", 0 }, - { "ts3000b3", 0 }, + { "tse2002", 0 }, + { "ts3000", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, jc42_id); -- cgit v1.2.3