RE: [PATCH v3 0/4] drivers: soc: xilinx: Add support for ZynqMP power domain driver

From: Jolly Shah
Date: Wed Oct 10 2018 - 14:42:31 EST


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Thanks,
Jolly Shah

> -----Original Message-----
> From: Jolly Shah [mailto:jolly.shah@xxxxxxxxxx]
> Sent: Thursday, October 04, 2018 2:24 PM
> To: matthias.bgg@xxxxxxxxx; andy.gross@xxxxxxxxxx; shawnguo@xxxxxxxxxx;
> geert+renesas@xxxxxxxxx; bjorn.andersson@xxxxxxxxxx;
> sean.wang@xxxxxxxxxxxx; m.szyprowski@xxxxxxxxxxx; Michal Simek
> <michals@xxxxxxxxxx>; robh+dt@xxxxxxxxxx; mark.rutland@xxxxxxx
> Cc: Rajan Vaja <RAJANV@xxxxxxxxxx>; devicetree@xxxxxxxxxxxxxxx; linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; Jolly Shah
> <JOLLYS@xxxxxxxxxx>
> Subject: [PATCH v3 0/4] drivers: soc: xilinx: Add support for ZynqMP power
> domain driver
>
> The zynqmp power domain driver communicates the usage requirements for
> logical power domains / devices to the platform FW.
> FW is responsible for choosing appropriate power states, taking Linux' usage
> information into account.
>
> This patch series is based on top of Xilinx firmware patch set:
> https://patchwork.kernel.org/cover/10555405/
>
> v3:
> - Changed binding to have FW node as a power controller as suggested by Rob
> - Updated FW driver to register it as mfd child devices from firmware probe
> - Move bindings location as suggested
>
> v2:
> - Rebased on top of latest firmware driver patch series
> - Updated driver name from zynqmp-genpd to zynqmp-power-controller
> - Updated device tree bindings to move power controller node under firmware
> node
>
> Jolly Shah (1):
> drivers: soc: xilinx: Add ZynqMP power domain driver
>
> Rajan Vaja (3):
> dt-bindings: power: Add ZynqMP power domain bindings
> firmware: xilinx: Add APIs to control node status/power
> firmware: xilinx: Add node IDs for zynqmp firmware
>
> .../bindings/power/xlnx,zynqmp-genpd.txt | 34 ++
> drivers/firmware/xilinx/Kconfig | 1 +
> drivers/firmware/xilinx/zynqmp.c | 73 ++++
> drivers/soc/xilinx/Kconfig | 9 +
> drivers/soc/xilinx/Makefile | 2 +
> drivers/soc/xilinx/zynqmp_pm_domains.c | 403
> +++++++++++++++++++++
> include/dt-bindings/power/xlnx-zynqmp-power.h | 39 ++
> include/linux/firmware/xlnx-zynqmp.h | 98 +++++
> 8 files changed, 659 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/xlnx,zynqmp-
> genpd.txt
> create mode 100644 drivers/soc/xilinx/zynqmp_pm_domains.c
> create mode 100644 include/dt-bindings/power/xlnx-zynqmp-power.h
>
> --
> 2.7.4