This patch adds APIs to access to configure RPU and its
processor-specific memory.
That is query the run-time mode of RPU as either split or lockstep as well
as API to set this mode. In addition add APIs to access configuration of
the RPUs' tightly coupled memory (TCM).
Signed-off-by
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Note alignment of args matches convention of other fn's in this file.
The reason being that the long fn name results in aligned args that
otherwise go over 80 chars so shift right to avoid this
Signed-off-by
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ben Levinsky
---
v3:
- update zynqmp_r5 yaml
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
he R5 configuration, memory access
and R5 lifecycle management. The interface to this manager is done in this
driver via zynqmp_pm_* function calls.
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
Signed-off-by: Ben Levinsky
---
v2:
- r
mem_release error if pnode id is invalid
- remove obsolete TODOs
- only call zynqmp_r5_remoteproc::zynqmp_r5_probe if the index is valid
- remove uneven dev_dbg/dev_err fn calls
Ben Levinsky (5):
firmware: xilinx: Add ZynqMP firmware ioctl enums for RPU
configuration.
firmware: xilinx: Add sh
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Note alignment of args matches convention of other fn's in this file.
The reason being that the long fn name results in aligned args that
otherwise go over 80 chars so shift right to avoid this
Signed-off-by
set_tcm_config fn
arg's to reflect what is expected in the function and the usage in
zynqmp_r5_remoteproc accordingly
v13:
- zynqmp_pm_get_rpu_mode argument zynqmp_pm_get_rpu_mode is
only set if no error
Ben Levinsky (5):
firmware: xilinx: Add ZynqMP firmware ioctl enums for RPU
configu
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ben Levinsky
---
v3:
- update zynqmp_r5 yaml
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
This patch adds APIs to access to configure RPU and its
processor-specific memory.
That is query the run-time mode of RPU as either split or lockstep as well
as API to set this mode. In addition add APIs to access configuration of
the RPUs' tightly coupled memory (TCM).
Signed-off-by
ation, memory access
and R5 lifecycle management. The interface to this manager is done in this
driver via zynqmp_pm_* function calls.
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
Signed-off-by: Ben Levinsky
---
v2:
- remove domain stru
ation, memory access
and R5 lifecycle management. The interface to this manager is done in this
driver via zynqmp_pm_* function calls.
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
Signed-off-by: Ben Levinsky
---
v2:
- remove domain stru
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Note alignment of args matches convention of other fn's in this file.
The reason being that the long fn name results in aligned args that
otherwise go over 80 chars so shift right to avoid this
Signed-off-by
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ben Levinsky
---
v3:
- update zynqmp_r5 yaml
ty
- fix device tree binding so no warnings from 'make dt_binding_check'
v12:
- update signed off by so that latest developer name is last
- in drivers/firmware/zynqmp.c, update zynqmp_pm_set_rpu_mode so rpu_mode
is only set if no error
- update args for zynqmp_pm_set_rpu_mode, zynqmp_pm_s
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
This patch adds APIs to access to configure RPU and its
processor-specific memory.
That is query the run-time mode of RPU as either split or lockstep as well
as API to set this mode. In addition add APIs to access configuration of
the RPUs' tightly coupled memory (TCM).
Signed-off-by
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
This patch adds APIs to access to configure RPU and its
processor-specific memory.
That is query the run-time mode of RPU as either split or lockstep as well
as API to set this mode. In addition add APIs to access configuration of
the RPUs' tightly coupled memory (TCM).
Signed-off-by
ation, memory access
and R5 lifecycle management. The interface to this manager is done in this
driver via zynqmp_pm_* function calls.
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
---
v2:
- remove domain stru
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Note alignment of args matches convention of other fn's in this file.
The reason being that the long fn name results in aligned args that
otherwise go over 80 chars so shift right to avoid this
Signed-off-by
e
- zynqmp_r5_remoteproc: look up tcm banks via property instead of string name
- print device tree nodes with %pOF instead of %s with node name field
- update tcm release to unmap VA
- handle r5-1 use case
- device tree binding r5 node to have link to TCMs via meta-memory-regions
property
- fi
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
Hi Michael,
I put some comments inline on reworking the zynqmp_pm* functions
Best,
Ben
> -Original Message-
> From: Ben Levinsky
> Sent: Tuesday, September 1, 2020 8:10 AM
> To: Michael Auchter
> Cc: devicet...@vger.kernel.org; linux-remotep...@vger.kernel.or
Hi Michael,
> -Original Message-
> From: Michael Auchter
> Sent: Wednesday, August 26, 2020 2:32 PM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet...@vger.kernel.org;
> mathieu.poir...@linaro.org; Ed T. Mooring ; linux-
> remotep...@vger.
other comments?
With that being said, I will make sure the R51 case is more completely covered.
Thanks
Ben
> -Original Message-
> From: Michael Auchter
> Sent: Thursday, August 27, 2020 6:48 AM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet..
mment for call to r5_set_mode fn
- make mbox usage optional and gracefully inform user via dev_dbg if not
present
- change lockstep_mode from u32* to u32
- update zynqmp_pm_set_rpu_mode and zynqmp_pm_set_rpu_mode documentation
and remove unused args
v10:
- add include types.h to xlnx-zynqmp
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Note alignment of args matches convention of other fn's in this file.
The reason being that the long fn name results in aligned args that
otherwise go over 80 chars so shift right to avoid this
Signed-off-by
ation, memory access
and R5 lifecycle management. The interface to this manager is done in this
driver via zynqmp_pm_* function calls.
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
---
v2:
- remove domain stru
This patch adds APIs to access to configure RPU and its
processor-specific memory.
That is query the run-time mode of RPU as either split or lockstep as well
as API to set this mode. In addition add APIs to access configuration of
the RPUs' tightly coupled memory (TCM).
Signed-off-by
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
Hi Michael,
Thanks for the catch, will update in v10
> -Original Message-
> From: Michael Auchter
> Sent: Wednesday, August 26, 2020 2:32 PM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet...@vger.kernel.org;
> mathieu.poir...@linaro.org;
mment for call to r5_set_mode fn
- make mbox usage optional and gracefully inform user via dev_dbg if not
present
- change lockstep_mode from u32* to u32
- update zynqmp_pm_set_rpu_mode and zynqmp_pm_set_rpu_mode documentation
and remove unused args
Ben Levinsky (5):
firmware: xilinx: Add Zyn
This patch adds APIs to access to configure RPU and its
processor-specific memory.
That is query the run-time mode of RPU as either split or lockstep as well
as API to set this mode. In addition add APIs to access configuration of
the RPUs' tightly coupled memory (TCM).
Signed-off-by
ation, memory access
and R5 lifecycle management. The interface to this manager is done in this
driver via zynqmp_pm_* function calls.
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
---
v2:
- remove domain stru
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
igned in the
file.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
- fix formatting
v4:
- add default values for enumv3:
- add xilinx-related platform mgmt fn's instead of wrapping around
f
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
Hi Stefano
> -Original Message-
> From: linux-remoteproc-ow...@vger.kernel.org ow...@vger.kernel.org> On Behalf Of Ben Levinsky
> Sent: Tuesday, August 18, 2020 7:24 AM
> To: Stefano Stabellini
> Cc: Michal Simek ; devicet...@vger.kernel.org;
> mathieu.poir...@lina
Hi Stefano
This is just response to few unanswered comments
Thanks
Ben
> -Original Message-
> From: linux-remoteproc-ow...@vger.kernel.org ow...@vger.kernel.org> On Behalf Of Ben Levinsky
> Sent: Thursday, August 20, 2020 8:13 AM
> To: Stefano Stabellini
> Cc: Mich
> -Original Message-
> From: Suman Anna
> Sent: Thursday, August 20, 2020 2:54 PM
> To: Stefano Stabellini ; Mathieu Poirier
> ; Rob Herring ; Stefano
> Stabellini ; Ben Levinsky
> Cc: Bjorn Andersson ; Lokesh Vutla
> ; linux-remotep...@vger.kernel.org;
>
> -Original Message-
> From: Stefano Stabellini
> Sent: Wednesday, August 19, 2020 2:21 PM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet...@vger.kernel.org;
> mathieu.poir...@linaro.org; Ed T. Mooring ; linux-
> remotep...@vger.
Hi Stefano
Please see my comments inline
> -Original Message-
> From: Stefano Stabellini
> Sent: Thursday, August 13, 2020 1:36 PM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet...@vger.kernel.org;
> mathieu.poir...@linaro.org; Ed T. Moori
> -Original Message-
> From: Stefano Stabellini
> Sent: Thursday, August 13, 2020 1:36 PM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet...@vger.kernel.org;
> mathieu.poir...@linaro.org; Ed T. Mooring ; linux-
> remotep...@vger.
> -Original Message-
> From: Stefano Stabellini
> Sent: Thursday, August 13, 2020 1:36 PM
> To: Ben Levinsky
> Cc: Stefano Stabellini ; Michal Simek
> ; devicet...@vger.kernel.org;
> mathieu.poir...@linaro.org; Ed T. Mooring ; linux-
> remotep...@vger.
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
- fix formatting
v4:
- add default values for enumv3:
- add x
remoteproc_probe call of platform_set_drvdata as pdata is
handled in zynqmp_r5_remoteproc_remove
v8:
- remove old acks, reviewed-by's in commit message
Ben Levinsky (5):
firmware: xilinx: Add ZynqMP firmware ioctl enums for RPU
configuration.
firmware: xilinx: Add shutdown/wakeup APIs
firmware: xilinx:
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
R5 is included in Xilinx Zynq UltraScale MPSoC so by adding this
remotproc driver, we can boot the R5 sub-system in different
configurations.
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
---
v2
This patch adds APIs to provide access and a configuration interface
to the current power state of a sub-system on Zynqmp sub-system.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
R5 is included in Xilinx Zynq UltraScale MPSoC so by adding this
remotproc driver, we can boot the R5 sub-system in different
configurations.
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
Signed-off-by: Ed Mooring
Signed-off-by: Jason Wu
---
v2
remoteproc_probe call of platform_set_drvdata as pdata is
handled in zynqmp_r5_remoteproc_remove
Ben Levinsky (5):
firmware: xilinx: Add ZynqMP firmware ioctl enums for RPU
configuration.
firmware: xilinx: Add shutdown/wakeup APIs
firmware: xilinx: Add RPU configuration APIs
dt-bindings: remoteproc
R5 is included in Xilinx Zynq UltraScale MPSoC so by adding this
remotproc driver, we can boot the R5 sub-system in different
configurations.
Acked-by: Stefano Stabellini
Acked-by: Ben Levinsky
Reviewed-by: Radhey Shyam Pandey
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
This patch adds APIs to provide access and a configuration interface
to the current power state of a sub-system on Zynqmp sub-system.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
- fix formatting
v4:
- add default values for enum
---
dr
ry as needed. That is, TCM nodes are not
coupled to remoteproc anymore. This is reflected in the remoteproc R5 driver
and the device tree binding.
- remove mailbox from device tree binding as it is not necessary for elf
loading
Ben Levinsky (5):
firmware: xilinx: Add ZynqMP firmware
This patch adds APIs to provide access and a configuration interface
to the current power state of a sub-system on Zynqmp sub-system.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
R5 is included in Xilinx Zynq UltraScale MPSoC so by adding this
remotproc driver, we can boot the R5 sub-system in different
configurations.
Acked-by: Stefano Stabellini
Acked-by: Ben Levinsky
Reviewed-by: Radhey Shyam Pandey
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
- fix formatting
v4:
- add default values for enum
---
dr
memory-region = <&elf_load>;
pnode-id = <0x10>;
};
};
-Original Message-
From: Ben Levinsky
Sent: Tuesday, June 30, 2020 8:39 AM
To: Bjorn Andersson ; Stefano Stabellini
Cc: Rob Herring ; o...@wizery.com; Michal Simek
; Jolly Shah ; Rajan Vaja
Hi Bjorn,
-Original Message-
From: Bjorn Andersson
Sent: Monday, June 29, 2020 7:20 PM
To: Stefano Stabellini
Cc: Rob Herring ; Ben Levinsky ;
o...@wizery.com; Michal Simek ; Jolly Shah
; Rajan Vaja ; mark.rutl...@arm.com;
linux-remotep...@vger.kernel.org; linux-arm-ker
Hi Suman, Mathieu,
Thank you for your comments. Please see my replies inline.
Best Regards,
Ben
-Original Message-
From: Suman Anna
Sent: Monday, June 8, 2020 5:00 PM
To: Mathieu Poirier ; Ben Levinsky
Cc: o...@wizery.com; bjorn.anders...@linaro.org; Michal Simek
; Jolly Shah
Add binding for ZynqMP R5 OpenAMP.
Represent the RPU domain resources in one device node. Each RPU
processor is a subnode of the top RPU domain node.
Signed-off-by: Ben Levinsky
Signed-off-by: Jason Wu
Signed-off-by: Wendy Liang
Signed-off-by: Michal Simek
---
v3:
- update zynqmp_r5 yaml
Add ZynqMP firmware ioctl enums for RPU configuration.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
- add default values for enums
---
include/linux/firmware/xlnx-zynqmp.h
This patch adds APIs to provide access and a configuration interface
to the current power state of a sub-system on Zynqmp sub-system.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
v4:
gs
- description for memory-region in yaml parsing
- compatible string in yaml parsing for TCM
- parse_fw change from use of rproc_of_resm_mem_entry_init to
rproc_mem_entry_init and use of alloc/release
- var's of type zynqmp_r5_pdata all have same local variable name
- use dev_dbg instead of dev_
R5 is included in Xilinx Zynq UltraScale MPSoC so by adding this
remotproc driver, we can boot the R5 sub-system in different
configurations.
Acked-by: Stefano Stabellini
Acked-by: Ben Levinsky
Reviewed-by: Radhey Shyam Pandey
Signed-off-by: Ben Levinsky
Signed-off-by: Wendy Liang
Signed-off
Add shutdown/wakeup a resource eemi operations to shutdown
or bringup a resource.
Signed-off-by: Ben Levinsky
---
v3:
- add xilinx-related platform mgmt fn's instead of wrapping around
function pointer in xilinx eemi ops struct
- fix formatting
v4:
- add default values for enums
---
dr
ate System Device Tree
representation but it is not going to be ready right away. Our preference would
be to upstream the remoteproc node and driver in their current forms while
system device tree is maturing.
Will also update as per your below comments in a v5 too.
Best Regards,
Ben Levinsky
---
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