[PATCH v5 3/3] dt-bindings: remoteproc: stm32: add syscon bindings preloaded fw support

From: Arnaud Pouliquen
Date: Tue Feb 11 2020 - 12:42:57 EST


Add the optional syscon property that points to the resource table
address and the state of the Cortex-M4 firmware loaded by the bootloader.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxx>
---
.../bindings/remoteproc/st,stm32-rproc.yaml | 21 +++++++++++++++++++
1 file changed, 21 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml
index c0d83865e933..3947ddaca891 100644
--- a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml
@@ -46,6 +46,27 @@ properties:
- The field mask of the RCC trust zone mode.
maxItems: 1

+ st,syscfg-copro-state:
+ allOf:
+ - $ref: "/schemas/types.yaml#/definitions/phandle-array"
+ description:
+ Reference to the system configuration which returns the coprocessor state.
+ - Phandle of syscon block.
+ - The offset containing the coprocessor state.
+ - The field mask of bitmask for the coprocessor state.
+ maxItems: 1
+
+ st,syscfg-rsc-tbl:
+ allOf:
+ - $ref: "/schemas/types.yaml#/definitions/phandle-array"
+ description:
+ Reference to the system configuration controlling the
+ resource table address loaded by the bootloader
+ - Phandle to syscon block.
+ - The offset of the register containing the resource table address.
+ - The field mask for the resource table address.
+ maxItems: 1
+
interrupts:
description: Should contain the WWDG1 watchdog reset interrupt
maxItems: 1
--
2.17.1