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-rw-r--r--Documentation/devicetree/bindings/mailbox/arm,mhu.yaml48
1 files changed, 41 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/arm,mhu.yaml b/Documentation/devicetree/bindings/mailbox/arm,mhu.yaml
index d07eb00b97c8..bd49c201477d 100644
--- a/Documentation/devicetree/bindings/mailbox/arm,mhu.yaml
+++ b/Documentation/devicetree/bindings/mailbox/arm,mhu.yaml
@@ -101,11 +101,19 @@ examples:
clocks = <&clock 0 2 1>;
clock-names = "apb_pclk";
};
+ };
- mhu_client_scb: scb@2e000000 {
- compatible = "fujitsu,mb86s70-scb-1.0";
- reg = <0 0x2e000000 0 0x4000>;
+ firmware {
+ scpi {
+ compatible = "arm,scpi";
mboxes = <&mhuA 1>; /* HP-NonSecure */
+ shmem = <&cpu_scp_hpri>; /* HP-NonSecure */
+
+ scpi_devpd: power-controller {
+ compatible = "arm,scpi-power-domains";
+ num-domains = <2>;
+ #power-domain-cells = <1>;
+ };
};
};
@@ -125,10 +133,36 @@ examples:
clocks = <&clock 0 2 1>;
clock-names = "apb_pclk";
};
+ };
- mhu_client_scpi: scpi@2f000000 {
- compatible = "arm,scpi";
- reg = <0 0x2f000000 0 0x200>;
- mboxes = <&mhuB 1 4>; /* HP-NonSecure, 5th doorbell */
+ firmware {
+ scmi {
+ compatible = "arm,scmi";
+ mboxes = <&mhuB 0 0>, /* LP-NonSecure, 1st doorbell */
+ <&mhuB 0 1>; /* LP-NonSecure, 2nd doorbell */
+ mbox-names = "tx", "rx";
+ shmem = <&cpu_scp_lpri0>,
+ <&cpu_scp_lpri1>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ scmi_devpd: protocol@11 {
+ reg = <0x11>;
+ #power-domain-cells = <1>;
+ };
+
+ scmi_dvfs: protocol@13 {
+ reg = <0x13>;
+ #clock-cells = <1>;
+
+ mboxes = <&mhuB 1 2>, /* HP-NonSecure, 3rd doorbell */
+ <&mhuB 1 3>; /* HP-NonSecure, 4th doorbell */
+ mbox-names = "tx", "rx";
+ shmem = <&cpu_scp_hpri0>,
+ <&cpu_scp_hpri1>;
+ };
};
};
+
+...