* [PATCH 0/2] hwmon: (lm70) Couple patches @ 2017-01-21 19:20 Florian Fainelli 2017-01-21 19:20 ` [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn Florian Fainelli [not found] ` <20170121192010.30681-1-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 0 siblings, 2 replies; 12+ messages in thread From: Florian Fainelli @ 2017-01-21 19:20 UTC (permalink / raw) To: linux-kernel-u79uwXL29TY76Z2rM5mHXA Cc: Florian Fainelli, Rob Herring, Mark Rutland, Jean Delvare, Guenter Roeck, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION Hi Guenter, Here are a couple of patches against lm70. I plan on submitting support for configurable thresholds on TI TMP122/124 once I have resolved the lack SPI_3WIRE on the controller that connects to this chip on my board. Thanks! Florian Fainelli (2): hwmon: (lm70) Utilize dev_warn instead of pr_warn hwmon: (lm70) Add support for TI TMP122/124 Documentation/devicetree/bindings/hwmon/lm70.txt | 1 + Documentation/hwmon/lm70 | 8 ++++++-- drivers/hwmon/lm70.c | 12 ++++++++++-- 3 files changed, 17 insertions(+), 4 deletions(-) -- 2.9.3 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 12+ messages in thread
* [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn 2017-01-21 19:20 [PATCH 0/2] hwmon: (lm70) Couple patches Florian Fainelli @ 2017-01-21 19:20 ` Florian Fainelli [not found] ` <20170121192010.30681-2-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2017-01-23 6:43 ` Joe Perches [not found] ` <20170121192010.30681-1-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 1 sibling, 2 replies; 12+ messages in thread From: Florian Fainelli @ 2017-01-21 19:20 UTC (permalink / raw) To: linux-kernel Cc: Florian Fainelli, Rob Herring, Mark Rutland, Jean Delvare, Guenter Roeck, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION We have a device reference, utilize it instead of pr_warn(). Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> --- drivers/hwmon/lm70.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c index d6ecd1a4be59..52c5cdd00448 100644 --- a/drivers/hwmon/lm70.c +++ b/drivers/hwmon/lm70.c @@ -72,7 +72,8 @@ static ssize_t temp1_input_show(struct device *dev, */ status = spi_write_then_read(spi, NULL, 0, &rxbuf[0], 2); if (status < 0) { - pr_warn("spi_write_then_read failed with status %d\n", status); + dev_warn(dev, "spi_write_then_read failed with status %d\n", + status); goto out; } raw = (rxbuf[0] << 8) + rxbuf[1]; -- 2.9.3 ^ permalink raw reply related [flat|nested] 12+ messages in thread
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* Re: [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn [not found] ` <20170121192010.30681-2-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> @ 2017-01-21 20:14 ` Guenter Roeck 0 siblings, 0 replies; 12+ messages in thread From: Guenter Roeck @ 2017-01-21 20:14 UTC (permalink / raw) To: Florian Fainelli, linux-kernel-u79uwXL29TY76Z2rM5mHXA Cc: Rob Herring, Mark Rutland, Jean Delvare, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On 01/21/2017 11:20 AM, Florian Fainelli wrote: > We have a device reference, utilize it instead of pr_warn(). > > Signed-off-by: Florian Fainelli <f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> > --- Applied to -next. Thanks, Guenter -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn 2017-01-21 19:20 ` [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn Florian Fainelli [not found] ` <20170121192010.30681-2-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> @ 2017-01-23 6:43 ` Joe Perches [not found] ` <1485153837.12563.23.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org> 2017-01-23 7:01 ` Guenter Roeck 1 sibling, 2 replies; 12+ messages in thread From: Joe Perches @ 2017-01-23 6:43 UTC (permalink / raw) To: Florian Fainelli, linux-kernel, Julia Lawall Cc: Rob Herring, Mark Rutland, Jean Delvare, Guenter Roeck, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On Sat, 2017-01-21 at 11:20 -0800, Florian Fainelli wrote: > We have a device reference, utilize it instead of pr_warn(). There is at least one more hwmon to convert in applesmc.c Perhaps a coccinelle script? Two questions for Julia Lawall: o is there a better way to do this than repeat the blocks one for each replacement o can struct device * dev be made an arbitrary identifier $ cat dev_printk.cocci @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_emerg( + dev_emerg(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_crit( + dev_crit(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_alert( + dev_alert(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_err( + dev_err(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_notice( + dev_notice(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_warn( + dev_warn(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_info( + dev_info(dev, ...); ...> } @@ identifier fn; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_debug( + dev_dbg(dev, ...); ...> } ^ permalink raw reply [flat|nested] 12+ messages in thread
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* Re: [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn [not found] ` <1485153837.12563.23.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org> @ 2017-01-23 6:56 ` Joe Perches 2017-01-23 12:00 ` Julia Lawall 0 siblings, 1 reply; 12+ messages in thread From: Joe Perches @ 2017-01-23 6:56 UTC (permalink / raw) To: Florian Fainelli, linux-kernel-u79uwXL29TY76Z2rM5mHXA, Julia Lawall Cc: Rob Herring, Mark Rutland, Jean Delvare, Guenter Roeck, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On Sun, 2017-01-22 at 22:43 -0800, Joe Perches wrote: > Two questions for Julia Lawall: > > o is there a better way to do this than repeat the blocks > one for each replacement > o can struct device * dev be made an arbitrary identifier > > $ cat dev_printk.cocci > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_emerg( > + dev_emerg(dev, > ...); > ...> > } Well, the second question is simple if I would just think a little before asking... @@ identifier fn; identifier dev; type T; @@ T fn ( ..., struct device * dev, ... ) { <... - pr_emerg( + dev_emerg(dev, ...); ...> } etc... -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn 2017-01-23 6:56 ` Joe Perches @ 2017-01-23 12:00 ` Julia Lawall 0 siblings, 0 replies; 12+ messages in thread From: Julia Lawall @ 2017-01-23 12:00 UTC (permalink / raw) To: Joe Perches Cc: Florian Fainelli, linux-kernel, Julia Lawall, Rob Herring, Mark Rutland, Jean Delvare, Guenter Roeck, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On Sun, 22 Jan 2017, Joe Perches wrote: > On Sun, 2017-01-22 at 22:43 -0800, Joe Perches wrote: > > Two questions for Julia Lawall: > > > > o is there a better way to do this than repeat the blocks > > one for each replacement > > o can struct device * dev be made an arbitrary identifier > > > > $ cat dev_printk.cocci > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_emerg( > > + dev_emerg(dev, > > ...); > > ...> > > } > > Well, the second question is simple if I would just > think a little before asking... > > @@ > identifier fn; > identifier dev; Yes :) julia > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_emerg( > + dev_emerg(dev, > ...); > ...> > } > > etc... > > ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn 2017-01-23 6:43 ` Joe Perches [not found] ` <1485153837.12563.23.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org> @ 2017-01-23 7:01 ` Guenter Roeck 2017-01-23 7:18 ` Julia Lawall 1 sibling, 1 reply; 12+ messages in thread From: Guenter Roeck @ 2017-01-23 7:01 UTC (permalink / raw) To: Joe Perches, Florian Fainelli, linux-kernel, Julia Lawall Cc: Rob Herring, Mark Rutland, Jean Delvare, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On 01/22/2017 10:43 PM, Joe Perches wrote: > On Sat, 2017-01-21 at 11:20 -0800, Florian Fainelli wrote: >> We have a device reference, utilize it instead of pr_warn(). > > There is at least one more hwmon to convert in applesmc.c > > Perhaps a coccinelle script? > > Two questions for Julia Lawall: > > o is there a better way to do this than repeat the blocks > one for each replacement > o can struct device * dev be made an arbitrary identifier Definitely yes here; otherwise you only catch the ones named 'dev'. Did you try "identifier dev;" ? The type of fn is irrelevant; you don't need to specify it. There is also the case where 'struct device *dev' is a local variable fn(...) { ... struct device *dev = e; <... ...> } or when it isn't but is still available fn (..., struct \(platform_device\|i2c_device\|spi_device\) *pdev, ...) { } > > $ cat dev_printk.cocci > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_emerg( > + dev_emerg(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_crit( > + dev_crit(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_alert( > + dev_alert(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_err( > + dev_err(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_notice( > + dev_notice(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_warn( > + dev_warn(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_info( > + dev_info(dev, > ...); > ...> > } > > @@ > identifier fn; > type T; > @@ > > T fn ( ..., struct device * dev, ... ) { > <... > - pr_debug( > + dev_dbg(dev, > ...); > ...> > } > > ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn 2017-01-23 7:01 ` Guenter Roeck @ 2017-01-23 7:18 ` Julia Lawall 0 siblings, 0 replies; 12+ messages in thread From: Julia Lawall @ 2017-01-23 7:18 UTC (permalink / raw) To: Guenter Roeck Cc: Joe Perches, Florian Fainelli, linux-kernel, Rob Herring, Mark Rutland, Jean Delvare, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On Sun, 22 Jan 2017, Guenter Roeck wrote: > On 01/22/2017 10:43 PM, Joe Perches wrote: > > On Sat, 2017-01-21 at 11:20 -0800, Florian Fainelli wrote: > > > We have a device reference, utilize it instead of pr_warn(). > > > > There is at least one more hwmon to convert in applesmc.c > > > > Perhaps a coccinelle script? > > > > Two questions for Julia Lawall: > > > > o is there a better way to do this than repeat the blocks > > one for each replacement > > o can struct device * dev be made an arbitrary identifier > > Definitely yes here; otherwise you only catch the ones named 'dev'. > Did you try "identifier dev;" ? Definitely do that. > > The type of fn is irrelevant; you don't need to specify it. Agreed. > There is also the case where 'struct device *dev' is a local variable > > fn(...) { > ... > struct device *dev = e; > <... > ...> > } Here, you don't need the fn(...) { ... } part. It would also be good to say: expression e != NULL; dev could also be initialized: @@ struct device *dev; expression e != NULL; expression e1; @@ dev = e; <... - + ...> ? dev = e1; // stop when dev is reinitialized, to avoid a double match The rules can all be merged together with a disjunction: ( - pr_emerg + dev_emerg | - pr_crit + dev_crit // fill in all cases ) ( + dev, ...) julia > or when it isn't but is still available > > fn (..., struct \(platform_device\|i2c_device\|spi_device\) *pdev, ...) { > } > > > > > $ cat dev_printk.cocci > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_emerg( > > + dev_emerg(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_crit( > > + dev_crit(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_alert( > > + dev_alert(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_err( > > + dev_err(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_notice( > > + dev_notice(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_warn( > > + dev_warn(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_info( > > + dev_info(dev, > > ...); > > ...> > > } > > > > @@ > > identifier fn; > > type T; > > @@ > > > > T fn ( ..., struct device * dev, ... ) { > > <... > > - pr_debug( > > + dev_dbg(dev, > > ...); > > ...> > > } > > > > > > ^ permalink raw reply [flat|nested] 12+ messages in thread
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* [PATCH 2/2] hwmon: (lm70) Add support for TI TMP122/124 [not found] ` <20170121192010.30681-1-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> @ 2017-01-21 19:20 ` Florian Fainelli [not found] ` <20170121192010.30681-3-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 0 siblings, 1 reply; 12+ messages in thread From: Florian Fainelli @ 2017-01-21 19:20 UTC (permalink / raw) To: linux-kernel-u79uwXL29TY76Z2rM5mHXA Cc: Florian Fainelli, Rob Herring, Mark Rutland, Jean Delvare, Guenter Roeck, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION Add support for Texas Instruments TMP122/124 which are nearly identical to their TMP121/123 except that they also support programmable temperature thresholds. Signed-off-by: Florian Fainelli <f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> --- Documentation/devicetree/bindings/hwmon/lm70.txt | 1 + Documentation/hwmon/lm70 | 8 ++++++-- drivers/hwmon/lm70.c | 9 ++++++++- 3 files changed, 15 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/hwmon/lm70.txt b/Documentation/devicetree/bindings/hwmon/lm70.txt index e7fd921aa4f1..ea417a0d32af 100644 --- a/Documentation/devicetree/bindings/hwmon/lm70.txt +++ b/Documentation/devicetree/bindings/hwmon/lm70.txt @@ -4,6 +4,7 @@ Required properties: - compatible: one of "ti,lm70" "ti,tmp121" + "ti,tmp122" "ti,lm71" "ti,lm74" diff --git a/Documentation/hwmon/lm70 b/Documentation/hwmon/lm70 index 1bb2db440671..c3a1f2ea017d 100644 --- a/Documentation/hwmon/lm70 +++ b/Documentation/hwmon/lm70 @@ -6,6 +6,8 @@ Supported chips: Datasheet: http://www.national.com/pf/LM/LM70.html * Texas Instruments TMP121/TMP123 Information: http://focus.ti.com/docs/prod/folders/print/tmp121.html + * Texas Instruments TMP122/TMP124 + Information: http://www.ti.com/product/tmp122 * National Semiconductor LM71 Datasheet: http://www.ti.com/product/LM71 * National Semiconductor LM74 @@ -35,8 +37,10 @@ As a real (in-tree) example of this "SPI protocol driver" interfacing with a "SPI master controller driver", see drivers/spi/spi_lm70llp.c and its associated documentation. -The LM74 and TMP121/TMP123 are very similar; main difference is 13-bit -temperature data (0.0625 degrees celsius resolution). +The LM74 and TMP121/TMP122/TMP123/TMP124 are very similar; main difference is +13-bit temperature data (0.0625 degrees celsius resolution). + +The TMP122/TMP124 also feature configurable temperature thresholds. The LM71 is also very similar; main difference is 14-bit temperature data (0.03125 degrees celsius resolution). diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c index 52c5cdd00448..543556dc563b 100644 --- a/drivers/hwmon/lm70.c +++ b/drivers/hwmon/lm70.c @@ -46,6 +46,7 @@ #define LM70_CHIP_TMP121 1 /* TI TMP121/TMP123 */ #define LM70_CHIP_LM71 2 /* NS LM71 */ #define LM70_CHIP_LM74 3 /* NS LM74 */ +#define LM70_CHIP_TMP122 4 /* TI TMP122/TMP124 */ struct lm70 { struct spi_device *spi; @@ -92,7 +93,7 @@ static ssize_t temp1_input_show(struct device *dev, * Celsius. * So it's equivalent to multiplying by 0.25 * 1000 = 250. * - * LM74 and TMP121/TMP123: + * LM74 and TMP121/TMP122/TMP123/TMP124: * 13 bits of 2's complement data, discard LSB 3 bits, * resolution 0.0625 degrees celsius. * @@ -106,6 +107,7 @@ static ssize_t temp1_input_show(struct device *dev, break; case LM70_CHIP_TMP121: + case LM70_CHIP_TMP122: case LM70_CHIP_LM74: val = ((int)raw / 8) * 625 / 10; break; @@ -143,6 +145,10 @@ static const struct of_device_id lm70_of_ids[] = { .data = (void *) LM70_CHIP_TMP121, }, { + .compatible = "ti,tmp122", + .data = (void *) LM70_CHIP_TMP122, + }, + { .compatible = "ti,lm71", .data = (void *) LM70_CHIP_LM71, }, @@ -191,6 +197,7 @@ static int lm70_probe(struct spi_device *spi) static const struct spi_device_id lm70_ids[] = { { "lm70", LM70_CHIP_LM70 }, { "tmp121", LM70_CHIP_TMP121 }, + { "tmp122", LM70_CHIP_TMP122 }, { "lm71", LM70_CHIP_LM71 }, { "lm74", LM70_CHIP_LM74 }, { }, -- 2.9.3 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply related [flat|nested] 12+ messages in thread
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* Re: [PATCH 2/2] hwmon: (lm70) Add support for TI TMP122/124 [not found] ` <20170121192010.30681-3-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> @ 2017-01-21 20:25 ` Guenter Roeck [not found] ` <8ada15e2-2b99-02c3-e731-c469a3d6c3bf-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org> 0 siblings, 1 reply; 12+ messages in thread From: Guenter Roeck @ 2017-01-21 20:25 UTC (permalink / raw) To: Florian Fainelli, linux-kernel-u79uwXL29TY76Z2rM5mHXA Cc: Rob Herring, Mark Rutland, Jean Delvare, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On 01/21/2017 11:20 AM, Florian Fainelli wrote: > Add support for Texas Instruments TMP122/124 which are nearly identical to > their TMP121/123 except that they also support programmable temperature > thresholds. > > Signed-off-by: Florian Fainelli <f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Applied to -next. Any plans to add support for the thresholds ? Thanks, Guenter > --- > Documentation/devicetree/bindings/hwmon/lm70.txt | 1 + > Documentation/hwmon/lm70 | 8 ++++++-- > drivers/hwmon/lm70.c | 9 ++++++++- > 3 files changed, 15 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/hwmon/lm70.txt b/Documentation/devicetree/bindings/hwmon/lm70.txt > index e7fd921aa4f1..ea417a0d32af 100644 > --- a/Documentation/devicetree/bindings/hwmon/lm70.txt > +++ b/Documentation/devicetree/bindings/hwmon/lm70.txt > @@ -4,6 +4,7 @@ Required properties: > - compatible: one of > "ti,lm70" > "ti,tmp121" > + "ti,tmp122" > "ti,lm71" > "ti,lm74" > > diff --git a/Documentation/hwmon/lm70 b/Documentation/hwmon/lm70 > index 1bb2db440671..c3a1f2ea017d 100644 > --- a/Documentation/hwmon/lm70 > +++ b/Documentation/hwmon/lm70 > @@ -6,6 +6,8 @@ Supported chips: > Datasheet: http://www.national.com/pf/LM/LM70.html > * Texas Instruments TMP121/TMP123 > Information: http://focus.ti.com/docs/prod/folders/print/tmp121.html > + * Texas Instruments TMP122/TMP124 > + Information: http://www.ti.com/product/tmp122 > * National Semiconductor LM71 > Datasheet: http://www.ti.com/product/LM71 > * National Semiconductor LM74 > @@ -35,8 +37,10 @@ As a real (in-tree) example of this "SPI protocol driver" interfacing > with a "SPI master controller driver", see drivers/spi/spi_lm70llp.c > and its associated documentation. > > -The LM74 and TMP121/TMP123 are very similar; main difference is 13-bit > -temperature data (0.0625 degrees celsius resolution). > +The LM74 and TMP121/TMP122/TMP123/TMP124 are very similar; main difference is > +13-bit temperature data (0.0625 degrees celsius resolution). > + > +The TMP122/TMP124 also feature configurable temperature thresholds. > > The LM71 is also very similar; main difference is 14-bit temperature > data (0.03125 degrees celsius resolution). > diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c > index 52c5cdd00448..543556dc563b 100644 > --- a/drivers/hwmon/lm70.c > +++ b/drivers/hwmon/lm70.c > @@ -46,6 +46,7 @@ > #define LM70_CHIP_TMP121 1 /* TI TMP121/TMP123 */ > #define LM70_CHIP_LM71 2 /* NS LM71 */ > #define LM70_CHIP_LM74 3 /* NS LM74 */ > +#define LM70_CHIP_TMP122 4 /* TI TMP122/TMP124 */ > > struct lm70 { > struct spi_device *spi; > @@ -92,7 +93,7 @@ static ssize_t temp1_input_show(struct device *dev, > * Celsius. > * So it's equivalent to multiplying by 0.25 * 1000 = 250. > * > - * LM74 and TMP121/TMP123: > + * LM74 and TMP121/TMP122/TMP123/TMP124: > * 13 bits of 2's complement data, discard LSB 3 bits, > * resolution 0.0625 degrees celsius. > * > @@ -106,6 +107,7 @@ static ssize_t temp1_input_show(struct device *dev, > break; > > case LM70_CHIP_TMP121: > + case LM70_CHIP_TMP122: > case LM70_CHIP_LM74: > val = ((int)raw / 8) * 625 / 10; > break; > @@ -143,6 +145,10 @@ static const struct of_device_id lm70_of_ids[] = { > .data = (void *) LM70_CHIP_TMP121, > }, > { > + .compatible = "ti,tmp122", > + .data = (void *) LM70_CHIP_TMP122, > + }, > + { > .compatible = "ti,lm71", > .data = (void *) LM70_CHIP_LM71, > }, > @@ -191,6 +197,7 @@ static int lm70_probe(struct spi_device *spi) > static const struct spi_device_id lm70_ids[] = { > { "lm70", LM70_CHIP_LM70 }, > { "tmp121", LM70_CHIP_TMP121 }, > + { "tmp122", LM70_CHIP_TMP122 }, > { "lm71", LM70_CHIP_LM71 }, > { "lm74", LM70_CHIP_LM74 }, > { }, > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 12+ messages in thread
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* Re: [PATCH 2/2] hwmon: (lm70) Add support for TI TMP122/124 [not found] ` <8ada15e2-2b99-02c3-e731-c469a3d6c3bf-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org> @ 2017-01-21 23:11 ` Florian Fainelli 2017-01-22 0:01 ` Guenter Roeck 0 siblings, 1 reply; 12+ messages in thread From: Florian Fainelli @ 2017-01-21 23:11 UTC (permalink / raw) To: Guenter Roeck, linux-kernel-u79uwXL29TY76Z2rM5mHXA Cc: Rob Herring, Mark Rutland, Jean Delvare, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On January 21, 2017 12:25:21 PM PST, Guenter Roeck <linux@roeck-us.net> wrote: >On 01/21/2017 11:20 AM, Florian Fainelli wrote: >> Add support for Texas Instruments TMP122/124 which are nearly >identical to >> their TMP121/123 except that they also support programmable >temperature >> thresholds. >> >> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> > >Applied to -next. Thanks was fast, thanks! > >Any plans to add support for the thresholds ? Yes, as mentioned in the cover letter, need to get SPI_3WIRE working with the SPI controller (spi-ep93xx) to verify the thresholds do work. Cheers -- Florian -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 12+ messages in thread
* Re: [PATCH 2/2] hwmon: (lm70) Add support for TI TMP122/124 2017-01-21 23:11 ` Florian Fainelli @ 2017-01-22 0:01 ` Guenter Roeck 0 siblings, 0 replies; 12+ messages in thread From: Guenter Roeck @ 2017-01-22 0:01 UTC (permalink / raw) To: Florian Fainelli, linux-kernel Cc: Rob Herring, Mark Rutland, Jean Delvare, Jonathan Corbet, open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS, open list:HARDWARE MONITORING, open list:DOCUMENTATION On 01/21/2017 03:11 PM, Florian Fainelli wrote: > On January 21, 2017 12:25:21 PM PST, Guenter Roeck <linux@roeck-us.net> wrote: >> On 01/21/2017 11:20 AM, Florian Fainelli wrote: >>> Add support for Texas Instruments TMP122/124 which are nearly >> identical to >>> their TMP121/123 except that they also support programmable >> temperature >>> thresholds. >>> >>> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> >> >> Applied to -next. > > Thanks was fast, thanks! > Lucky you, the patches caught up with me me while I was going through the backlog. >> >> Any plans to add support for the thresholds ? > > Yes, as mentioned in the cover letter, need to get SPI_3WIRE working with the SPI controller (spi-ep93xx) to verify the thresholds do work. > Guess the hint is that one should read the cover letter :-) Guenter ^ permalink raw reply [flat|nested] 12+ messages in thread
end of thread, other threads:[~2017-01-23 12:00 UTC | newest] Thread overview: 12+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2017-01-21 19:20 [PATCH 0/2] hwmon: (lm70) Couple patches Florian Fainelli 2017-01-21 19:20 ` [PATCH 1/2] hwmon: (lm70) Utilize dev_warn instead of pr_warn Florian Fainelli [not found] ` <20170121192010.30681-2-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2017-01-21 20:14 ` Guenter Roeck 2017-01-23 6:43 ` Joe Perches [not found] ` <1485153837.12563.23.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org> 2017-01-23 6:56 ` Joe Perches 2017-01-23 12:00 ` Julia Lawall 2017-01-23 7:01 ` Guenter Roeck 2017-01-23 7:18 ` Julia Lawall [not found] ` <20170121192010.30681-1-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2017-01-21 19:20 ` [PATCH 2/2] hwmon: (lm70) Add support for TI TMP122/124 Florian Fainelli [not found] ` <20170121192010.30681-3-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2017-01-21 20:25 ` Guenter Roeck [not found] ` <8ada15e2-2b99-02c3-e731-c469a3d6c3bf-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org> 2017-01-21 23:11 ` Florian Fainelli 2017-01-22 0:01 ` Guenter Roeck
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