On Tue, 28 Mar 2017, Steve Twiss wrote: > From: Steve Twiss <stwiss.opensource@xxxxxxxxxxx> > > MFD support for DA9061 is provided as part of the DA9062 device driver. > > The registers header file adds two new chip variant IDs defined in DA9061 > and DA9062 hardware. The core header file adds new software enumerations > for listing the valid DA9061 IRQs and a da9062_compatible_types enumeration > for distinguishing between DA9061/62 devices in software. > > The core source code adds a new .compatible of_device_id entry. This is > extended from DA9062 to support both "dlg,da9061" and "dlg,da9062". The > .data entry now holds a reference to the enumerated device type. > > A new regmap_irq_chip model is added for DA9061 and this supports the new > list of regmap_irq entries. A new mfd_cell da9061_devs[] array lists the > new sub system components for DA9061. Support is added for a new DA9061 > regmap_config which lists the correct readable, writable and volatile > ranges for this chip. > > The probe function uses the device tree compatible string to switch on the > da9062_compatible_types and configure the correct mfd cells, irq chip and > regmap config. > > Kconfig is updated to reflect support for DA9061 and DA9062 PMICs. > > Signed-off-by: Steve Twiss <stwiss.opensource@xxxxxxxxxxx> > > --- > Acked-for-mfd-by: Lee Jones <lee.jones@xxxxxxxxxx> > > Hi Lee, that Ack was from your earlier posting: > https://lkml.org/lkml/2017/1/4/328 this was > Regards, Steve. > > This patch applies against linux-next and v4.11-rc3 > > v6 -> v7 > - Remove compilation warning when casting a void * to an integer on > ARCH=x86_64 using -Wpointer-to-int-cast. > - Recommendation uintptr_t cast: https://lkml.org/lkml/2017/3/28/292 > - Compile tested ARCH=x86_64 > > v5 -> v6 > - Rebased from v4.9 to v4.11-rc3 > - Modify Copyright to match Dialog latest legal statement > - Fixed "braces {} should be used on all arms" checkpatch warning > > v4 -> v5 > - NO CODE CHANGE > - Rebased from v4.8 to v4.9 > > v3 -> v4 > - Patch renamed from [PATCH V3 5/9] to [PATCH V4 4/8] > - Removed DEFINE_RES_NAMED() macros for DA9061 resources and replaced > them with DEFINE_RES_IRQ_NAMED(). > - Removed whitespace > - Reverted change for badly defined mfd_cell da9062_devs of_compatible > string from "dlg,da9062-watchdog" back to "dlg,da9062-wdt" > > v2 -> v3 > - NO CODE CHANGE > - Patch renamed from [PATCH V2 05/10] to [PATCH V3 5/9] > > v1 -> v2 > - Patch renamed from [PATCH V1 01/10] to [PATCH V2 05/10] -- these > changes were made to fix checkpatch warnings caused by the patch > set dependency order > - Fixed typo in the commit message "readble" to "readable" > - Removed the explicit cross-check to decide if there is a conflict > between the device tree compatible string and the hardware definition. > This patch assumes the device tree is correctly written and therefore > removes the need for a hardware/DT sanity check. > - Removed extra semicolon in drivers/mfd/da9062-core.c:877 > - Re-write compatible entries into numerical order > > Lee, > > Changes as described in the version history above. > > As previously: > This patch adds support for the DA9061 PMIC. This is done as part of the > existing DA9062 device driver by extending the of_device_id match table. > This in turn allows new MFD cells, irq chip and regmap definitions to > support DA9061. > > Regards, > Steve Twiss, Dialog Semiconductor > > > drivers/mfd/Kconfig | 5 +- > drivers/mfd/da9062-core.c | 427 +++++++++++++++++++++++++++++++++-- > include/linux/mfd/da9062/core.h | 29 ++- > include/linux/mfd/da9062/registers.h | 5 +- > 4 files changed, 443 insertions(+), 23 deletions(-) > > diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig > index 55ecdfb..29cc11a 100644 > --- a/drivers/mfd/Kconfig > +++ b/drivers/mfd/Kconfig > @@ -263,13 +263,14 @@ config MFD_DA9055 > called "da9055" > > config MFD_DA9062 > - tristate "Dialog Semiconductor DA9062 PMIC Support" > + tristate "Dialog Semiconductor DA9062/61 PMIC Support" > select MFD_CORE > select REGMAP_I2C > select REGMAP_IRQ > depends on I2C > help > - Say yes here for support for the Dialog Semiconductor DA9062 PMIC. > + Say yes here for support for the Dialog Semiconductor DA9061 and > + DA9062 PMICs. > This includes the I2C driver and core APIs. > Additional drivers must be enabled in order to use the functionality > of the device. > diff --git a/drivers/mfd/da9062-core.c b/drivers/mfd/da9062-core.c > index 8f873866..78ab3f4 100644 > --- a/drivers/mfd/da9062-core.c > +++ b/drivers/mfd/da9062-core.c [...] > @@ -475,7 +855,25 @@ static int da9062_i2c_probe(struct i2c_client *i2c, > return -EINVAL; > } > > - chip->regmap = devm_regmap_init_i2c(i2c, &da9062_regmap_config); > + switch (chip->chip_type) { > + case(COMPAT_TYPE_DA9061): Brackets around the case value? That's a new one on me. > + cell = da9061_devs; > + cell_num = ARRAY_SIZE(da9061_devs); > + irq_chip = &da9061_irq_chip; > + config = &da9061_regmap_config; > + break; > + case(COMPAT_TYPE_DA9062): > + cell = da9062_devs; > + cell_num = ARRAY_SIZE(da9062_devs); > + irq_chip = &da9062_irq_chip; > + config = &da9062_regmap_config; > + break; > + default: > + dev_err(chip->dev, "Unrecognised chip type\n"); > + return -ENODEV; > + } > + -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
