From: Peng Fan <peng.fan@xxxxxxx>
Add i.MX95 Generic, Secure Enclave and V2X Message Unit compatible string.
And some MUs has internal RAMs for SCMI shared buffer usage.
Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
---
.../devicetree/bindings/mailbox/fsl,mu.yaml | 50 +++++++++++++++++++++-
1 file changed, 48 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
index 12e7a7d536a3..569fabc5285c 100644
--- a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
+++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
@@ -29,10 +29,14 @@ properties:
- const: fsl,imx8ulp-mu
- const: fsl,imx8-mu-scu
- const: fsl,imx8-mu-seco
- - const: fsl,imx93-mu-s4
- const: fsl,imx8ulp-mu-s4
+ - const: fsl,imx93-mu-s4
+ - const: fsl,imx95-mu-ele
+ - const: fsl,imx95-mu-v2x
- items:
- - const: fsl,imx93-mu
+ - enum:
+ - fsl,imx93-mu
+ - fsl,imx95-mu
- const: fsl,imx8ulp-mu
- items:
- enum:
@@ -95,6 +99,17 @@ properties:
power-domains:
maxItems: 1
+ ranges: true
+
+ "#address-cells": true
+
+ "#size-cells": true
+
+patternProperties:
+ "^sram@[a-z0-9]+":
+ $ref: /schemas/sram/sram.yaml#
+ unevaluatedProperties: false
+
required:
- compatible
- reg
@@ -134,3 +149,34 @@ examples:
interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
#mbox-cells = <2>;
};
+
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ mu2: mailbox@445b0000 {
+ compatible = "fsl,imx95-mu", "fsl,imx8ulp-mu";
+ reg = <0x445b0000 0x10000>;
+ ranges;
+ interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #mbox-cells = <2>;
+
+ sram@445b1000 {
+ compatible = "mmio-sram";
+ reg = <0x445b1000 0x400>;
+ ranges = <0x0 0x445b1000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ scmi_buf0: scmi-sram-section@0 {
+ compatible = "arm,scmi-shmem";
+ reg = <0x0 0x80>;
+ };
+
+ scmi_buf1: scmi-sram-section@80 {
+ compatible = "arm,scmi-shmem";
+ reg = <0x80 0x80>;
+ };
+ };
+ };
--
2.37.1
