linux-kernel - [PATCH] dt-bindings: leds: backlight: ktz8866: Add reg property and update example

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230428160246.16982-1-lujianhua000@gmail.com>
Date:   Sat, 29 Apr 2023 00:02:46 +0800
From:   Jianhua Lu <lujianhua000@...il.com>
To:     Jianhua Lu <lujianhua000@...il.com>, Lee Jones <lee@...nel.org>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Jingoo Han <jingoohan1@...il.com>, Pavel Machek <pavel@....cz>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     dri-devel@...ts.freedesktop.org, linux-leds@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org
Subject: [PATCH] dt-bindings: leds: backlight: ktz8866: Add reg property and update example

The kinetic,ktz8866 is a I2C driver, so add the missing reg property.
And update example to make it clear.

Signed-off-by: Jianhua Lu <lujianhua000@...il.com>
---
 .../leds/backlight/kinetic,ktz8866.yaml       | 29 ++++++++++++-------
 1 file changed, 19 insertions(+), 10 deletions(-)

diff --git a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
index e1191453c2f0..6ec40cce3f11 100644
--- a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
+++ b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
@@ -21,6 +21,9 @@ properties:
   compatible:
     const: kinetic,ktz8866
 
+  reg:
+    maxItems: 1
+
   vddpos-supply:
     description: positive boost supply regulator.
 
@@ -53,6 +56,7 @@ properties:
 
 required:
   - compatible
+  - reg
   - vddpos-supply
   - vddneg-supply
   - enable-gpios
@@ -63,14 +67,19 @@ examples:
   - |
     #include <dt-bindings/gpio/gpio.h>
 
-    backlight {
-        compatible = "kinetic,ktz8866";
-
-        vddpos-supply = <&bl_vddpos_5p5>;
-        vddneg-supply = <&bl_vddneg_5p5>;
-        enable-gpios = <&tlmm 139 GPIO_ACTIVE_HIGH>;
-        current-num-sinks = <5>;
-        kinetic,current-ramp-delay-ms = <128>;
-        kinetic,led-enable-ramp-delay-ms = <1>;
-        kinetic,enable-lcd-bias;
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        backlight@11 {
+            compatible = "kinetic,ktz8866";
+            reg = <0x11>;
+            vddpos-supply = <&bl_vddpos_5p5>;
+            vddneg-supply = <&bl_vddneg_5p5>;
+            enable-gpios = <&tlmm 139 GPIO_ACTIVE_HIGH>;
+            current-num-sinks = <5>;
+            kinetic,current-ramp-delay-ms = <128>;
+            kinetic,led-enable-ramp-delay-ms = <1>;
+            kinetic,enable-lcd-bias;
+        };
     };
-- 
2.39.2