diff options
Diffstat (limited to 'dts/Bindings/soc/microchip/microchip,mpfs-sys-controller.yaml')
| -rw-r--r-- | dts/Bindings/soc/microchip/microchip,mpfs-sys-controller.yaml | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/dts/Bindings/soc/microchip/microchip,mpfs-sys-controller.yaml b/dts/Bindings/soc/microchip/microchip,mpfs-sys-controller.yaml index b0dae51e1d..a3fa04f3a1 100644 --- a/dts/Bindings/soc/microchip/microchip,mpfs-sys-controller.yaml +++ b/dts/Bindings/soc/microchip/microchip,mpfs-sys-controller.yaml @@ -1,8 +1,8 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- -$id: "http://devicetree.org/schemas/soc/microchip/microchip,mpfs-sys-controller.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/soc/microchip/microchip,mpfs-sys-controller.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Microchip PolarFire SoC (MPFS) MSS (microprocessor subsystem) system controller @@ -12,7 +12,7 @@ maintainers: description: | PolarFire SoC devices include a microcontroller acting as the system controller, which provides "services" to the main processor and to the FPGA fabric. These - services include hardware rng, reprogramming of the FPGA and verfification of the + services include hardware rng, reprogramming of the FPGA and verification of the eNVM contents etc. More information on these services can be found online, at https://onlinedocs.microchip.com/pr/GUID-1409CF11-8EF9-4C24-A94E-70979A688632-en-US-1/index.html @@ -26,6 +26,16 @@ properties: compatible: const: microchip,mpfs-sys-controller + microchip,bitstream-flash: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The SPI flash connected to the system controller's QSPI controller. + The system controller may retrieve FPGA bitstreams from this flash to + perform In-Application Programming (IAP) or during device initialisation + for Auto Update. The MSS and system controller have separate QSPI + controllers and this flash is connected to both. Software running in the + MSS can write bitstreams to the flash. + required: - compatible - mboxes |