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[27/29] dt-bindings: nokia,smia: Amend SMIA bindings with MIPI CCS support

Message ID 20201118113111.2548-28-sakari.ailus@linux.intel.com
State Accepted
Commit 72051783cd736d82711fe6fd1df2b71a0d4d6e82
Headers show
Series [01/29] ccs: Add the generator for CCS register definitions and limits | expand

Commit Message

Sakari Ailus Nov. 18, 2020, 11:31 a.m. UTC 
Amend the existing SMIA bindings by adding MIPI CCS support, with separate
compatible strings for CCS 1.0 and CCS 1.1. Rename the old bindings
accordingly as CCS is the current standard.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../i2c/{nokia,smia.yaml => mipi-ccs.yaml}    | 23 ++++++++++++++-----
 MAINTAINERS                                   |  2 +-
 2 files changed, 18 insertions(+), 7 deletions(-)
 rename Documentation/devicetree/bindings/media/i2c/{nokia,smia.yaml => mipi-ccs.yaml} (81%)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/media/i2c/nokia,smia.yaml b/Documentation/devicetree/bindings/media/i2c/mipi-ccs.yaml
similarity index 81%
rename from Documentation/devicetree/bindings/media/i2c/nokia,smia.yaml
rename to Documentation/devicetree/bindings/media/i2c/mipi-ccs.yaml
index 47df08338a42..a386ee246956 100644
--- a/Documentation/devicetree/bindings/media/i2c/nokia,smia.yaml
+++ b/Documentation/devicetree/bindings/media/i2c/mipi-ccs.yaml
@@ -1,26 +1,37 @@ 
 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 # Copyright (C) 2014--2020 Intel Corporation
 
-$id: http://devicetree.org/schemas/media/i2c/nokia,smia.yaml#
+$id: http://devicetree.org/schemas/media/i2c/mipi-ccs.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: SMIA/SMIA++ sensor
+title: MIPI CCS, SMIA++ and SMIA compliant camera sensors
 
 maintainers:
   - Sakari Ailus <sakari.ailus@linux.intel.com>
 
 description:
 
+  CCS (Camera Command Set) is a raw Bayer camera sensor standard defined by the
+  MIPI Alliance; see
+  <URL:https://www.mipi.org/specifications/camera-command-set>.
+
   SMIA (Standard Mobile Imaging Architecture) is an image sensor standard
   defined jointly by Nokia and ST. SMIA++, defined by Nokia, is an extension of
-  that. These definitions are valid for both types of sensors.
+  that.
 
   More detailed documentation can be found in
   Documentation/devicetree/bindings/media/video-interfaces.txt .
 
 properties:
   compatible:
-    const: nokia,smia
+    oneOf:
+      - items:
+        - const: mipi-ccs-1.1
+        - const: mipi-ccs
+      - items:
+        - const: mipi-ccs-1.0
+        - const: mipi-ccs
+      - const: nokia,smia
 
   reg:
     maxItems: 1
@@ -89,14 +100,14 @@  examples:
         clock-frequency = <400000>;
 
         camera-sensor@10 {
-            compatible = "nokia,smia";
+            compatible = "mipi-ccs-1.0", "mipi-ccs";
             reg = <0x10>;
             reset-gpios = <&gpio3 20 GPIO_ACTIVE_LOW>;
             vana-supply = <&vaux3>;
             clocks = <&omap3_isp 0>;
             clock-frequency = <9600000>;
             port {
-                smiapp_ep: endpoint {
+                ccs_ep: endpoint {
                     data-lanes = <1 2>;
                     remote-endpoint = <&csi2a_ep>;
                     link-frequencies = /bits/ 64 <199200000 210000000
diff --git a/MAINTAINERS b/MAINTAINERS
index fe5c49316864..d6892e1abdc5 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11666,7 +11666,7 @@  MIPI CCS, SMIA AND SMIA++ IMAGE SENSOR DRIVER
 M:	Sakari Ailus <sakari.ailus@linux.intel.com>
 L:	linux-media@vger.kernel.org
 S:	Maintained
-F:	Documentation/devicetree/bindings/media/i2c/nokia,smia.yaml
+F:	Documentation/devicetree/bindings/media/i2c/mipi-ccs.yaml
 F:	drivers/media/i2c/ccs/
 F:	drivers/media/i2c/smiapp-pll.c
 F:	drivers/media/i2c/smiapp-pll.h