diff mbox series

[v2,2/4] dt-bindings: remoteproc: stm32_rproc: update for firmware synchronization

Message ID 20201014125441.2457-3-arnaud.pouliquen@st.com
State Not Applicable
Headers show
Series ARM: stm32: add DT properties for remote proc synchronisation | expand

Checks

Context Check Description
robh/dt-meta-schema success
robh/checkpatch warning total: 0 errors, 1 warnings, 27 lines checked

Commit Message

Arnaud Pouliquen Oct. 14, 2020, 12:54 p.m. UTC
Add new properties description used to attach to a pre-loaded
firmware according to the commit 9276536f455b3
("remoteproc: stm32: Parse syscon that will manage M4 synchronisation")
which updates the driver part.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
---
 .../bindings/remoteproc/st,stm32-rproc.yaml       | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

Comments

Rob Herring Oct. 19, 2020, 8:26 p.m. UTC | #1
On Wed, 14 Oct 2020 14:54:39 +0200, Arnaud Pouliquen wrote:
> Add new properties description used to attach to a pre-loaded
> firmware according to the commit 9276536f455b3
> ("remoteproc: stm32: Parse syscon that will manage M4 synchronisation")
> which updates the driver part.
> 
> Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
> ---
>  .../bindings/remoteproc/st,stm32-rproc.yaml       | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml
index 4ffa25268fcc..3207942d51bf 100644
--- a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml
@@ -96,6 +96,19 @@  properties:
         3rd cell: register bitmask for the deep sleep bit
     maxItems: 1
 
+  st,syscfg-m4-state:
+    $ref: "/schemas/types.yaml#/definitions/phandle-array"
+    description: |
+      Reference to the tamp register which exposes the Cortex-M4 state.
+    maxItems: 1
+
+  st,syscfg-rsc-tbl:
+    $ref: "/schemas/types.yaml#/definitions/phandle-array"
+    description: |
+      Reference to the tamp register which references the Cortex-M4
+      resource table address.
+    maxItems: 1
+
   st,auto-boot:
     $ref: /schemas/types.yaml#/definitions/flag
     description:
@@ -122,6 +135,8 @@  examples:
       resets = <&rcc MCU_R>;
       st,syscfg-holdboot = <&rcc 0x10C 0x1>;
       st,syscfg-tz = <&rcc 0x000 0x1>;
+      st,syscfg-rsc-tbl = <&tamp 0x144 0xFFFFFFFF>;
+      st,syscfg-m4-state = <&tamp 0x148 0xFFFFFFFF>;
     };
 
 ...