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SubjectRe: [PATCH v7 00/11] Update the Icicle Kit device tree
From
On 14/02/2022 13:58, conor.dooley@microchip.com wrote:
> From: Conor Dooley <conor.dooley@microchip.com>
>
> This series updates the Microchip Icicle Kit device tree by adding a
> host of peripherals, and some updates to the memory map. In addition,
> the device tree has been split into a third part, which contains "soft"
> peripherals that are in the fpga fabric.
>
> Several of the entries are for peripherals that have not get had their
> drivers upstreamed, so in those cases the dt bindings are included where
> appropriate in order to avoid the many "DT compatible string <x> appears
> un-documented" errors.
>
> Depends on mpfs clock driver binding (on clk/next) to provide
> dt-bindings/clock/microchip,mpfs-clock.h for the device tree
> and on the other changes to the icicle/mpfs device tree from geert
> that are already in linux/riscv/for-next.
>
> Additionally, the interrupt-extended warnings on the plic/clint are
> cleared by [1] & [2].
>
> [1] https://lore.kernel.org/linux-riscv/cover.1639744468.git.geert@linux-m68k.org/
> [2] https://lore.kernel.org/linux-riscv/cover.1639744106.git.geert@linux-m68k.org/

Hey Palmer,

dt-bindings should be set now, so if you're still happy to take the
series via riscv, that'd be great. i2c, spi & usb patches ended going
via the sub-system trees (and have been dropped from the series), in
case those generate warnings for you.

Thanks,
Conor.
>
> Changes from v6:
> - Dropped i2c patch, as its in i2c-next
> - Added ack on gpio, reviewed-by on rtc
> - Dropped child nodes from sysctrl binding entirely, added a link to
> the online documenation for the services the system controller can
> provide
> - Dropped the #pwm-cells and replaced with a ref, a la Krzysztof's
> series
>
> Changes from v5:
> - reworded the descriptions in the pwm binding to (hopefully) add
> clarity
> - added -mask to the custom properties and made them 32 bit
> - renamed the i2c binding to corei2c, since it is not mpfs specific
> - removed the child nodes of the system controller in example/dts &
> will create them in the driver.
> @Rob, I assume keeping them documented is the correct thing to do?
> - removed the dependancy on the clock binding from the examples
> - reformatted rtc interrupts as per Rob's suggestion
>
> Changes from v4:
> - dont include icicle_kit_defconfig, accidentally added in v3
> - drop prescaler from mpfs-rtc & calculate the value instead
> - use corei2c as a fallback device for mpfs-i2c
> - drop spi dt-binding (on spi-next)
> commit 2da187304e556ac59cf2dacb323cc78ded988169
> - drop usb dt-binding (on usb-next)
>
> Changes from v3:
> - drop "mailbox: change mailbox-mpfs compatible string", already upstream:
> commit f10b1fc0161cd99e ("mailbox: change mailbox-mpfs compatible string")
> - fix copy paste error in microchip,mpfs-mailbox dt-binding
> - remove whitespace in syscontroller dt entry
>
> Changes from v2:
> - dropped plic int header & corresponding defines in dts{,i}
> - use $ref to drmode in mpfs-musb binding
> - split changes to dts{,i} again: functional changes to existing
> elements now are in a new patch
> - drop num-cs property in mpfs-spi binding
> - dont make the system controller a simple-mfd
> - move the separate bindings for rng/generic system services into the
> system controller binding
> - added an instance corei2c as i2c2 in the fabric dtsi
> - add version numbering to corepwm and corei2c compat string (-rtl-vN)
>
> Conor Dooley (11):
> dt-bindings: soc/microchip: update syscontroller compatibles
> dt-bindings: soc/microchip: add info about services to mpfs sysctrl
> dt-bindings: rtc: add bindings for microchip mpfs rtc
> dt-bindings: gpio: add bindings for microchip mpfs gpio
> dt-bindings: pwm: add microchip corepwm binding
> riscv: dts: microchip: use clk defines for icicle kit
> riscv: dts: microchip: add fpga fabric section to icicle kit
> riscv: dts: microchip: refactor icicle kit device tree
> riscv: dts: microchip: update peripherals in icicle kit device tree
> riscv: dts: microchip: add new peripherals to icicle kit device tree
> MAINTAINERS: update riscv/microchip entry
>
> .../bindings/gpio/microchip,mpfs-gpio.yaml | 79 ++++++
> ...ilbox.yaml => microchip,mpfs-mailbox.yaml} | 6 +-
> .../bindings/pwm/microchip,corepwm.yaml | 81 ++++++
> .../bindings/rtc/microchip,mfps-rtc.yaml | 58 ++++
> .../microchip,mpfs-sys-controller.yaml | 40 +++
> ...icrochip,polarfire-soc-sys-controller.yaml | 35 ---
> MAINTAINERS | 2 +
> .../dts/microchip/microchip-mpfs-fabric.dtsi | 25 ++
> .../microchip/microchip-mpfs-icicle-kit.dts | 115 ++++++--
> .../boot/dts/microchip/microchip-mpfs.dtsi | 254 ++++++++++++++----
> 10 files changed, 591 insertions(+), 104 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
> rename Documentation/devicetree/bindings/mailbox/{microchip,polarfire-soc-mailbox.yaml => microchip,mpfs-mailbox.yaml} (82%)
> create mode 100644 Documentation/devicetree/bindings/pwm/microchip,corepwm.yaml
> create mode 100644 Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml
> create mode 100644 Documentation/devicetree/bindings/soc/microchip/microchip,mpfs-sys-controller.yaml
> delete mode 100644 Documentation/devicetree/bindings/soc/microchip/microchip,polarfire-soc-sys-controller.yaml
> create mode 100644 arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi
>

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