291b647b031bf523b329737018dbc39e68000cb5d836995c6ebc56b8.patch

From 06532aea26957e2eab0c92cb1c79033b046f0bca Mon Sep 17 00:00:00 2001
From: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
Date: Thu, 25 Jun 2020 14:34:02 -0700
Subject: [PATCH] FROMLIST: dt-bindings: mfd: Add DT compatible string
 "google,cros_ec_uart"

Add DT compatible string in
Documentation/devicetree/bindings/mfd/cros_ec.txt

Signed-off-by: Bhanu Prakash Maiya <bhanumaiya@google.com>
(am from https://lore.kernel.org/patchwork/patch/1263985/)
(also found at https://lore.kernel.org/r/20200625131432.2.Icfeab15fa04daaffc61280faf5a75cd9b23ee822@changeid)

BUG=b:147853944
TEST=None

Change-Id: If302d81234618bc4afcdb06f39a5bbda327a153e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/2265814
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Raul E Rangel <rrangel@chromium.org>
Tested-by: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
Commit-Queue: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
Auto-Submit: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
[rebase510(groeck): Converted to yaml format]
Signed-off-by: Guenter Roeck <groeck@chromium.org>
---
 .../devicetree/bindings/mfd/google,cros-ec.yaml       | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml b/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml
index 3d5efa5578d1b19ca4e6b514ed77b884ca6c735f..2519c5a7dde451584061ab5f106aef6c45fd59a3 100644
--- a/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml
+++ b/Documentation/devicetree/bindings/mfd/google,cros-ec.yaml
@@ -33,6 +33,9 @@ properties:
       - description:
           For implementations of the EC connected through RPMSG.
         const: google,cros-ec-rpmsg
+      - description:
+          For implementations of the EC is connected through UART.
+        const: google,cros-ec-uart
 
   controller-data: true
 
@@ -299,4 +302,12 @@ examples:
         vdd-supply = <&pp3300_fp_mcu>;
       };
     };
+
+  # Example for UART
+  - |
+    uart0 {
+        cros-ec {
+            compatible = "google,cros-ec-uart";
+        };
+    };
 ...
-- 
2.39.0.314.g84b9a713c41-goog