From 3aec5aedafef6ce29838c3fdab2e4361656d4d8f Mon Sep 17 00:00:00 2001
From: Anmolpreet Kaur <anmolpre@qti.qualcomm.com>
Date: Wed, 10 Feb 2021 00:15:37 +0530
Subject: [PATCH] bindings: update documentation for support-legacy_smc

This change adds documenation for a newly added property for
smcinvoke driver, qcom,support-legacy_smc.

Change-Id: I8df90389901c4826031a841dd7f3decb90032384
---
 bindings/smcinvoke/smcinvoke.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/bindings/smcinvoke/smcinvoke.txt b/bindings/smcinvoke/smcinvoke.txt
index f605d4bf3f6f..4fa8d5e26d7f 100644
--- a/bindings/smcinvoke/smcinvoke.txt
+++ b/bindings/smcinvoke/smcinvoke.txt
@@ -2,8 +2,16 @@
 
 Required properties:
 - compatible : Should be "qcom,smcinvoke"
+- qcom,support-legacy_smc : indicates that secure side uses QCOM_SCM_SMCINVOKE_INVOKE_LEGACY (value = 0x00) for smcinvoke
+			    functionality.
 
 Example:
 	qcom_smcinvoke: smcinvoke@87900000 {
 		compatible = "qcom,smcinvoke";
 	};
+
+Example: For targets where secure side runs with QCOM_SCM_SMCINVOKE_INVOKE_LEGACY cmd id
+	qcom_smcinvoke: smcinvoke@87900000 {
+                compatible = "qcom,smcinvoke";
+		qcom,support-legacy_smc;
+        };