Gentle Reminder! Regards, Shruthi > -----Original Message----- > From: Sanil, Shruthi <shruthi.sanil@xxxxxxxxx> > Sent: Tuesday, March 22, 2022 6:30 PM > To: daniel.lezcano@xxxxxxxxxx; tglx@xxxxxxxxxxxxx; robh+dt@xxxxxxxxxx; > linux-kernel@xxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx > Cc: andriy.shevchenko@xxxxxxxxxxxxxxx; mgross@xxxxxxxxxxxxxxx; Thokala, > Srikanth <srikanth.thokala@xxxxxxxxx>; Raja Subramanian, Lakshmi Bai > <lakshmi.bai.raja.subramanian@xxxxxxxxx>; Sangannavar, Mallikarjunappa > <mallikarjunappa.sangannavar@xxxxxxxxx>; Sanil, Shruthi > <shruthi.sanil@xxxxxxxxx> > Subject: [PATCH v10 0/2] Add the driver for Intel Keem Bay SoC timer block > > From: Shruthi Sanil <shruthi.sanil@xxxxxxxxx> > > The timer block supports 1 64-bit free running counter and 8 32-bit general > purpose timers. > > Patch 1 holds the device tree binding documentation. > Patch 2 holds the device driver. > > This driver is tested on the Keem Bay evaluation module board. > > Changes since v9: > - Updated the error message with the macro FW_BUG wherever applicable. > > Changes since v8: > - The clockevent stucture has been declared as a global static variable, > rather than allocating memory using kzalloc during probing. > - Updated the print statement indicating the configuration missing as the FW > Bug. > - Updated the comments in the function keembay_timer_isr(). > - Updated the dt-binding to remove 'oneOf' as there is only 1 entry. > - Updated the dt-binding description clearly indicating that > the descrption is about the undelying HW. > > Changes since v7: > - Added back the compatible string "intel,keembay-gpt-creg" > as an enum to the mfd device node in the device tree bindings. > - As the timer is used as a broadcast timer during CPU idle, > only one timer is needed. Hence updated the driver accordingly > incorporating the review comments. > > Changes since v6: > - Removed the unused compatible string from the mfd device node > to fix the error thrown by the make dt-binding command. > > Changes since v5: > - Created a MFD device for the common configuration register > in the device tree bindings. > - Updated the timer driver with the MFD framework to access the > common configuration register. > > Changes since v4: > - Updated the description in the device tree bindings. > - Updated the unit address of all the timers and counter > in the device tree binding. > > Changes since v3: > - Update in KConfig file to support COMPILE_TEST for Keem Bay timer. > - Update in device tree bindings to remove status field. > - Update in device tree bindings to remove 64-bit address space for > the child nodes by using non-empty ranges. > > Changes since v2: > - Add multi timer support. > - Update in the device tree binding to support multi timers. > - Code optimization. > > Changes since v1: > - Add support for KEEMBAY_TIMER to get selected through > Kconfig.platforms. > - Add CLOCK_EVT_FEAT_DYNIRQ as part of clockevent feature. > - Avoid overlapping reg regions across 2 device nodes. > - Simplify 2 device nodes as 1 because both are from same IP block. > - Adapt the driver code according to the new simplified devicetree. > > Shruthi Sanil (2): > dt-bindings: timer: Add bindings for Intel Keem Bay SoC Timer > clocksource: Add Intel Keem Bay timer support > > .../bindings/timer/intel,keembay-timer.yaml | 125 ++++++++++ > MAINTAINERS | 6 + > drivers/clocksource/Kconfig | 11 + > drivers/clocksource/Makefile | 1 + > drivers/clocksource/timer-keembay.c | 226 ++++++++++++++++++ > 5 files changed, 369 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/timer/intel,keembay-timer.yaml > create mode 100644 drivers/clocksource/timer-keembay.c > > > base-commit: ffb217a13a2eaf6d5bd974fc83036a53ca69f1e2 > -- > 2.17.1
