Message ID | 1486734800-10141-1-git-send-email-ckeepax@opensource.wolfsonmicro.com |
---|---|
State | New |
Headers | show |
Hi Charles, [auto build test WARNING on ljones-mfd/for-mfd-next] [also build test WARNING on v4.10-rc7 next-20170210] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Charles-Keepax/mfd-wm831x-Add-basic-device-tree-binding/20170211-024222 base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 6.2.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=ia64 All warnings (new ones prefixed by >>): drivers/mfd/wm831x-core.c: In function 'wm831x_of_get_type': >> drivers/mfd/wm831x-core.c:1636:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] return (int)id->data; ^ vim +1636 drivers/mfd/wm831x-core.c 1620 { .compatible = "wlf,wm8310", .data = (void *)WM8310 }, 1621 { .compatible = "wlf,wm8311", .data = (void *)WM8311 }, 1622 { .compatible = "wlf,wm8312", .data = (void *)WM8312 }, 1623 { .compatible = "wlf,wm8320", .data = (void *)WM8320 }, 1624 { .compatible = "wlf,wm8321", .data = (void *)WM8321 }, 1625 { .compatible = "wlf,wm8325", .data = (void *)WM8325 }, 1626 { .compatible = "wlf,wm8326", .data = (void *)WM8326 }, 1627 { }, 1628 }; 1629 EXPORT_SYMBOL_GPL(wm831x_of_match); 1630 1631 int wm831x_of_get_type(struct device *dev) 1632 { 1633 const struct of_device_id *id = of_match_device(wm831x_of_match, dev); 1634 1635 if (id) > 1636 return (int)id->data; 1637 else 1638 return 0; 1639 } 1640 EXPORT_SYMBOL_GPL(wm831x_of_get_type); 1641 #endif 1642 1643 /* 1644 * Instantiate the generic non-control parts of the device. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
On Fri, 10 Feb 2017, Charles Keepax wrote: > Add the basic ability to register the device through device tree, more > work is needed to get each individual sub-driver functioning correctly > but this is enough to get the device to probe from device tree. > > Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> > --- > MAINTAINERS | 1 + Irrelevant change. Either submit it with patch that introduces the file or on its own. > drivers/mfd/wm831x-core.c | 32 +++++++++++++++++++++++++++++++- > drivers/mfd/wm831x-i2c.c | 9 ++++++++- > drivers/mfd/wm831x-irq.c | 6 +++--- > drivers/mfd/wm831x-spi.c | 6 +++++- > include/linux/mfd/wm831x/core.h | 15 +++++++++++++++ > 6 files changed, 63 insertions(+), 6 deletions(-) > > diff --git a/MAINTAINERS b/MAINTAINERS > index 2d8ca28..48fdc82 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -13363,6 +13363,7 @@ F: Documentation/hwmon/wm83?? > F: Documentation/devicetree/bindings/extcon/extcon-arizona.txt > F: Documentation/devicetree/bindings/regulator/arizona-regulator.txt > F: Documentation/devicetree/bindings/mfd/arizona.txt > +F: Documentation/devicetree/bindings/mfd/wm831x.txt > F: arch/arm/mach-s3c64xx/mach-crag6410* > F: drivers/clk/clk-wm83*.c > F: drivers/extcon/extcon-arizona.c > diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c > index 3e0e99e..57ff456 100644 > --- a/drivers/mfd/wm831x-core.c > +++ b/drivers/mfd/wm831x-core.c > @@ -19,6 +19,8 @@ > #include <linux/mfd/core.h> > #include <linux/slab.h> > #include <linux/err.h> > +#include <linux/of.h> > +#include <linux/of_device.h> > > #include <linux/mfd/wm831x/core.h> > #include <linux/mfd/wm831x/pdata.h> > @@ -1613,6 +1615,31 @@ struct regmap_config wm831x_regmap_config = { > }; > EXPORT_SYMBOL_GPL(wm831x_regmap_config); > > +#ifdef CONFIG_OF > +const struct of_device_id wm831x_of_match[] = { > + { .compatible = "wlf,wm8310", .data = (void *)WM8310 }, > + { .compatible = "wlf,wm8311", .data = (void *)WM8311 }, > + { .compatible = "wlf,wm8312", .data = (void *)WM8312 }, > + { .compatible = "wlf,wm8320", .data = (void *)WM8320 }, > + { .compatible = "wlf,wm8321", .data = (void *)WM8321 }, > + { .compatible = "wlf,wm8325", .data = (void *)WM8325 }, > + { .compatible = "wlf,wm8326", .data = (void *)WM8326 }, > + { }, > +}; > +EXPORT_SYMBOL_GPL(wm831x_of_match); > + > +int wm831x_of_get_type(struct device *dev) > +{ > + const struct of_device_id *id = of_match_device(wm831x_of_match, dev); > + > + if (id) > + return (int)id->data; I've seen a warning about this. Please fix. [...]
On Mon, Feb 13, 2017 at 09:16:03AM +0000, Lee Jones wrote: > On Fri, 10 Feb 2017, Charles Keepax wrote: > > > Add the basic ability to register the device through device tree, more > > work is needed to get each individual sub-driver functioning correctly > > but this is enough to get the device to probe from device tree. > > > > Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> > > --- > > MAINTAINERS | 1 + > > Irrelevant change. > > Either submit it with patch that introduces the file or on its own. > Cool I will move it into the binding patch, also will fix up that warning from the build bot for v2 as well. Thanks, Charles -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/MAINTAINERS b/MAINTAINERS index 2d8ca28..48fdc82 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13363,6 +13363,7 @@ F: Documentation/hwmon/wm83?? F: Documentation/devicetree/bindings/extcon/extcon-arizona.txt F: Documentation/devicetree/bindings/regulator/arizona-regulator.txt F: Documentation/devicetree/bindings/mfd/arizona.txt +F: Documentation/devicetree/bindings/mfd/wm831x.txt F: arch/arm/mach-s3c64xx/mach-crag6410* F: drivers/clk/clk-wm83*.c F: drivers/extcon/extcon-arizona.c diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index 3e0e99e..57ff456 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -19,6 +19,8 @@ #include <linux/mfd/core.h> #include <linux/slab.h> #include <linux/err.h> +#include <linux/of.h> +#include <linux/of_device.h> #include <linux/mfd/wm831x/core.h> #include <linux/mfd/wm831x/pdata.h> @@ -1613,6 +1615,31 @@ struct regmap_config wm831x_regmap_config = { }; EXPORT_SYMBOL_GPL(wm831x_regmap_config); +#ifdef CONFIG_OF +const struct of_device_id wm831x_of_match[] = { + { .compatible = "wlf,wm8310", .data = (void *)WM8310 }, + { .compatible = "wlf,wm8311", .data = (void *)WM8311 }, + { .compatible = "wlf,wm8312", .data = (void *)WM8312 }, + { .compatible = "wlf,wm8320", .data = (void *)WM8320 }, + { .compatible = "wlf,wm8321", .data = (void *)WM8321 }, + { .compatible = "wlf,wm8325", .data = (void *)WM8325 }, + { .compatible = "wlf,wm8326", .data = (void *)WM8326 }, + { }, +}; +EXPORT_SYMBOL_GPL(wm831x_of_match); + +int wm831x_of_get_type(struct device *dev) +{ + const struct of_device_id *id = of_match_device(wm831x_of_match, dev); + + if (id) + return (int)id->data; + else + return 0; +} +EXPORT_SYMBOL_GPL(wm831x_of_get_type); +#endif + /* * Instantiate the generic non-control parts of the device. */ @@ -1628,7 +1655,10 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) dev_set_drvdata(wm831x->dev, wm831x); if (pdata) - wm831x->soft_shutdown = pdata->soft_shutdown; + memcpy(&wm831x->pdata, pdata, sizeof(*pdata)); + pdata = &wm831x->pdata; + + wm831x->soft_shutdown = pdata->soft_shutdown; ret = wm831x_reg_read(wm831x, WM831X_PARENT_ID); if (ret < 0) { diff --git a/drivers/mfd/wm831x-i2c.c b/drivers/mfd/wm831x-i2c.c index 824bcba..b2acd92 100644 --- a/drivers/mfd/wm831x-i2c.c +++ b/drivers/mfd/wm831x-i2c.c @@ -28,8 +28,14 @@ static int wm831x_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct wm831x *wm831x; + enum wm831x_parent type; int ret; + if (i2c->dev.of_node) + type = (enum wm831x_parent)wm831x_of_get_type(&i2c->dev); + else + type = (enum wm831x_parent)id->driver_data; + wm831x = devm_kzalloc(&i2c->dev, sizeof(struct wm831x), GFP_KERNEL); if (wm831x == NULL) return -ENOMEM; @@ -45,7 +51,7 @@ static int wm831x_i2c_probe(struct i2c_client *i2c, return ret; } - return wm831x_device_init(wm831x, id->driver_data, i2c->irq); + return wm831x_device_init(wm831x, type, i2c->irq); } static int wm831x_i2c_remove(struct i2c_client *i2c) @@ -94,6 +100,7 @@ static struct i2c_driver wm831x_i2c_driver = { .driver = { .name = "wm831x", .pm = &wm831x_pm_ops, + .of_match_table = of_match_ptr(wm831x_of_match), }, .probe = wm831x_i2c_probe, .remove = wm831x_i2c_remove, diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c index dfea8b9..c01239a 100644 --- a/drivers/mfd/wm831x-irq.c +++ b/drivers/mfd/wm831x-irq.c @@ -564,7 +564,7 @@ static const struct irq_domain_ops wm831x_irq_domain_ops = { int wm831x_irq_init(struct wm831x *wm831x, int irq) { - struct wm831x_pdata *pdata = dev_get_platdata(wm831x->dev); + struct wm831x_pdata *pdata = &wm831x->pdata; struct irq_domain *domain; int i, ret, irq_base; @@ -579,7 +579,7 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq) } /* Try to dynamically allocate IRQs if no base is specified */ - if (pdata && pdata->irq_base) { + if (pdata->irq_base) { irq_base = irq_alloc_descs(pdata->irq_base, 0, WM831X_NUM_IRQS, 0); if (irq_base < 0) { @@ -608,7 +608,7 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq) return -EINVAL; } - if (pdata && pdata->irq_cmos) + if (pdata->irq_cmos) i = 0; else i = WM831X_IRQ_OD; diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c index 80482ae..44c6eec 100644 --- a/drivers/mfd/wm831x-spi.c +++ b/drivers/mfd/wm831x-spi.c @@ -28,7 +28,10 @@ static int wm831x_spi_probe(struct spi_device *spi) enum wm831x_parent type; int ret; - type = (enum wm831x_parent)id->driver_data; + if (spi->dev.of_node) + type = (enum wm831x_parent)wm831x_of_get_type(&spi->dev); + else + type = (enum wm831x_parent)id->driver_data; wm831x = devm_kzalloc(&spi->dev, sizeof(struct wm831x), GFP_KERNEL); if (wm831x == NULL) @@ -97,6 +100,7 @@ static struct spi_driver wm831x_spi_driver = { .driver = { .name = "wm831x", .pm = &wm831x_spi_pm, + .of_match_table = of_match_ptr(wm831x_of_match), }, .id_table = wm831x_spi_ids, .probe = wm831x_spi_probe, diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h index 76c2264..752a722 100644 --- a/include/linux/mfd/wm831x/core.h +++ b/include/linux/mfd/wm831x/core.h @@ -21,6 +21,8 @@ #include <linux/list.h> #include <linux/regmap.h> #include <linux/mfd/wm831x/auxadc.h> +#include <linux/mfd/wm831x/pdata.h> +#include <linux/of.h> /* * Register values. @@ -367,6 +369,8 @@ struct wm831x { struct regmap *regmap; + struct wm831x_pdata pdata; + int irq; /* Our chip IRQ */ struct mutex irq_lock; struct irq_domain *irq_domain; @@ -427,4 +431,15 @@ static inline int wm831x_irq(struct wm831x *wm831x, int irq) extern struct regmap_config wm831x_regmap_config; +extern const struct of_device_id wm831x_of_match[]; + +#ifdef CONFIG_OF +int wm831x_of_get_type(struct device *dev); +#else +static inline int wm831x_of_get_type(struct device *dev) +{ + return 0; +} +#endif + #endif
Add the basic ability to register the device through device tree, more work is needed to get each individual sub-driver functioning correctly but this is enough to get the device to probe from device tree. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> --- MAINTAINERS | 1 + drivers/mfd/wm831x-core.c | 32 +++++++++++++++++++++++++++++++- drivers/mfd/wm831x-i2c.c | 9 ++++++++- drivers/mfd/wm831x-irq.c | 6 +++--- drivers/mfd/wm831x-spi.c | 6 +++++- include/linux/mfd/wm831x/core.h | 15 +++++++++++++++ 6 files changed, 63 insertions(+), 6 deletions(-)