From 6b2358ff9493db92c4fa6ed3ad7b66c02c66f440 Mon Sep 17 00:00:00 2001
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Date: Thu, 9 May 2024 11:42:52 +0200
Subject: dt-bindings: display: panel: constrain 'reg' in SPI panels

SPI-attached devices could have more than one chip-select, thus their
bindings are supposed to constrain the 'reg' property to match hardware.
Add missing 'reg' constrain for SPI-attached display panels.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240509-dt-bindings-dsi-panel-reg-v1-2-8b2443705be0@linaro.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
 Documentation/devicetree/bindings/display/panel/abt,y030xx067a.yaml   | 4 +++-
 .../devicetree/bindings/display/panel/fascontek,fs035vg158.yaml       | 3 +++
 Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml   | 4 +++-
 Documentation/devicetree/bindings/display/panel/ilitek,ili9322.yaml   | 3 +++
 Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml   | 3 ++-
 Documentation/devicetree/bindings/display/panel/innolux,ej030na.yaml  | 4 +++-
 .../devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.yaml   | 4 +++-
 .../devicetree/bindings/display/panel/leadtek,ltk035c5444t.yaml       | 3 +++
 Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml        | 3 ++-
 .../devicetree/bindings/display/panel/lgphilips,lb035q02.yaml         | 3 +++
 Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml   | 4 +++-
 .../devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml         | 3 +++
 .../devicetree/bindings/display/panel/samsung,ams495qa01.yaml         | 4 +++-
 Documentation/devicetree/bindings/display/panel/samsung,ld9040.yaml   | 4 +++-
 .../devicetree/bindings/display/panel/samsung,lms380kf01.yaml         | 3 ++-
 .../devicetree/bindings/display/panel/samsung,lms397kf04.yaml         | 3 ++-
 Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml  | 3 ++-
 Documentation/devicetree/bindings/display/panel/samsung,s6e63m0.yaml  | 4 +++-
 Documentation/devicetree/bindings/display/panel/sitronix,st7789v.yaml | 4 +++-
 Documentation/devicetree/bindings/display/panel/sony,acx565akm.yaml   | 3 +++
 Documentation/devicetree/bindings/display/panel/tpo,td.yaml           | 4 +++-
 Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml       | 3 ++-
 22 files changed, 60 insertions(+), 16 deletions(-)

(limited to 'Documentation/devicetree/bindings/display')

diff --git a/Documentation/devicetree/bindings/display/panel/abt,y030xx067a.yaml b/Documentation/devicetree/bindings/display/panel/abt,y030xx067a.yaml
index acd2f3faa6b9..0aa2d3fbadaa 100644
--- a/Documentation/devicetree/bindings/display/panel/abt,y030xx067a.yaml
+++ b/Documentation/devicetree/bindings/display/panel/abt,y030xx067a.yaml
@@ -17,10 +17,12 @@ properties:
   compatible:
     const: abt,y030xx067a
 
+  reg:
+    maxItems: 1
+
   backlight: true
   port: true
   power-supply: true
-  reg: true
   reset-gpios: true
 
 required:
diff --git a/Documentation/devicetree/bindings/display/panel/fascontek,fs035vg158.yaml b/Documentation/devicetree/bindings/display/panel/fascontek,fs035vg158.yaml
index d13c4bd26de4..9847da784cc8 100644
--- a/Documentation/devicetree/bindings/display/panel/fascontek,fs035vg158.yaml
+++ b/Documentation/devicetree/bindings/display/panel/fascontek,fs035vg158.yaml
@@ -17,6 +17,9 @@ properties:
   compatible:
     const: fascontek,fs035vg158
 
+  reg:
+    maxItems: 1
+
   spi-3wire: true
 
 required:
diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml
index 3cabbba86581..ef5a2240b684 100644
--- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml
+++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9163.yaml
@@ -24,6 +24,9 @@ properties:
           - newhaven,1.8-128160EF
       - const: ilitek,ili9163
 
+  reg:
+    maxItems: 1
+
   spi-max-frequency:
     maximum: 32000000
 
@@ -32,7 +35,6 @@ properties:
     description: Display data/command selection (D/CX)
 
   backlight: true
-  reg: true
   reset-gpios: true
   rotation: true
 
diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9322.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9322.yaml
index 7d221ef35443..44423465f6e3 100644
--- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9322.yaml
+++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9322.yaml
@@ -26,6 +26,9 @@ properties:
           - dlink,dir-685-panel
       - const: ilitek,ili9322
 
+  reg:
+    maxItems: 1
+
   reset-gpios: true
   port: true
 
diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
index 94f169ea065a..5f41758c96d5 100644
--- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
+++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
@@ -28,7 +28,8 @@ properties:
           - canaan,kd233-tft
       - const: ilitek,ili9341
 
-  reg: true
+  reg:
+    maxItems: 1
 
   dc-gpios:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/panel/innolux,ej030na.yaml b/Documentation/devicetree/bindings/display/panel/innolux,ej030na.yaml
index 72788e3e6c59..c7df9a7f6589 100644
--- a/Documentation/devicetree/bindings/display/panel/innolux,ej030na.yaml
+++ b/Documentation/devicetree/bindings/display/panel/innolux,ej030na.yaml
@@ -17,10 +17,12 @@ properties:
   compatible:
     const: innolux,ej030na
 
+  reg:
+    maxItems: 1
+
   backlight: true
   port: true
   power-supply: true
-  reg: true
   reset-gpios: true
 
 required:
diff --git a/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.yaml b/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.yaml
index b4be9bd8ddde..d86c916f7b55 100644
--- a/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.yaml
+++ b/Documentation/devicetree/bindings/display/panel/kingdisplay,kd035g6-54nt.yaml
@@ -17,10 +17,12 @@ properties:
   compatible:
     const: kingdisplay,kd035g6-54nt
 
+  reg:
+    maxItems: 1
+
   backlight: true
   port: true
   power-supply: true
-  reg: true
   reset-gpios: true
 
   spi-3wire: true
diff --git a/Documentation/devicetree/bindings/display/panel/leadtek,ltk035c5444t.yaml b/Documentation/devicetree/bindings/display/panel/leadtek,ltk035c5444t.yaml
index 7a55961e1a3d..b5dc02b27200 100644
--- a/Documentation/devicetree/bindings/display/panel/leadtek,ltk035c5444t.yaml
+++ b/Documentation/devicetree/bindings/display/panel/leadtek,ltk035c5444t.yaml
@@ -18,6 +18,9 @@ properties:
   compatible:
     const: leadtek,ltk035c5444t
 
+  reg:
+    maxItems: 1
+
   spi-3wire: true
 
 required:
diff --git a/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml b/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
index ee357e139ac0..590ccc27d104 100644
--- a/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
+++ b/Documentation/devicetree/bindings/display/panel/lg,lg4573.yaml
@@ -21,7 +21,8 @@ properties:
   compatible:
     const: lg,lg4573
 
-  reg: true
+  reg:
+    maxItems: 1
 
 required:
   - compatible
diff --git a/Documentation/devicetree/bindings/display/panel/lgphilips,lb035q02.yaml b/Documentation/devicetree/bindings/display/panel/lgphilips,lb035q02.yaml
index 628c4b898111..3de17fd8513b 100644
--- a/Documentation/devicetree/bindings/display/panel/lgphilips,lb035q02.yaml
+++ b/Documentation/devicetree/bindings/display/panel/lgphilips,lb035q02.yaml
@@ -17,6 +17,9 @@ properties:
   compatible:
     const: lgphilips,lb035q02
 
+  reg:
+    maxItems: 1
+
   label: true
   enable-gpios: true
   port: true
diff --git a/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml b/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml
index accf933d6e46..1cffe4d6d498 100644
--- a/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml
+++ b/Documentation/devicetree/bindings/display/panel/nec,nl8048hl11.yaml
@@ -21,9 +21,11 @@ properties:
   compatible:
     const: nec,nl8048hl11
 
+  reg:
+    maxItems: 1
+
   label: true
   port: true
-  reg: true
   reset-gpios: true
 
   spi-max-frequency:
diff --git a/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml b/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml
index e808215cb39e..d0ac31ab60cf 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml
+++ b/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml
@@ -71,6 +71,9 @@ properties:
           - shineworld,lh133k
       - const: panel-mipi-dbi-spi
 
+  reg:
+    maxItems: 1
+
   write-only:
     type: boolean
     description:
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml
index a5ff4de74a15..e081c84a932b 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml
@@ -17,7 +17,9 @@ properties:
   compatible:
     const: samsung,ams495qa01
 
-  reg: true
+  reg:
+    maxItems: 1
+
   reset-gpios:
     description: reset gpio, must be GPIO_ACTIVE_LOW
   elvdd-supply:
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,ld9040.yaml b/Documentation/devicetree/bindings/display/panel/samsung,ld9040.yaml
index c0fabeb38628..bc92b16c95b9 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,ld9040.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,ld9040.yaml
@@ -17,9 +17,11 @@ properties:
   compatible:
     const: samsung,ld9040
 
+  reg:
+    maxItems: 1
+
   display-timings: true
   port: true
-  reg: true
   reset-gpios: true
 
   vdd3-supply:
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml b/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml
index 70ffc88d2a08..7ce8540551f9 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,lms380kf01.yaml
@@ -21,7 +21,8 @@ properties:
   compatible:
     const: samsung,lms380kf01
 
-  reg: true
+  reg:
+    maxItems: 1
 
   interrupts:
     description: provides an optional ESD (electrostatic discharge)
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml b/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
index 5e77cee93f83..9363032883de 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,lms397kf04.yaml
@@ -20,7 +20,8 @@ properties:
   compatible:
     const: samsung,lms397kf04
 
-  reg: true
+  reg:
+    maxItems: 1
 
   reset-gpios: true
 
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml
index d273faf4442a..d74904164719 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml
@@ -20,7 +20,8 @@ properties:
   compatible:
     const: samsung,s6d27a1
 
-  reg: true
+  reg:
+    maxItems: 1
 
   interrupts:
     description: provides an optional ESD (electrostatic discharge)
diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6e63m0.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6e63m0.yaml
index 6f1fc7469f07..c47e2a1a30e5 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,s6e63m0.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,s6e63m0.yaml
@@ -18,7 +18,9 @@ properties:
   compatible:
     const: samsung,s6e63m0
 
-  reg: true
+  reg:
+    maxItems: 1
+
   reset-gpios: true
   port: true
   default-brightness: true
diff --git a/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.yaml b/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.yaml
index ef162b51d010..0ce2ea13583d 100644
--- a/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.yaml
+++ b/Documentation/devicetree/bindings/display/panel/sitronix,st7789v.yaml
@@ -21,7 +21,9 @@ properties:
       - jasonic,jt240mhqs-hwt-ek-e3
       - sitronix,st7789v
 
-  reg: true
+  reg:
+    maxItems: 1
+
   reset-gpios: true
   power-supply: true
   backlight: true
diff --git a/Documentation/devicetree/bindings/display/panel/sony,acx565akm.yaml b/Documentation/devicetree/bindings/display/panel/sony,acx565akm.yaml
index 98abdf4ddeac..5a8260224b74 100644
--- a/Documentation/devicetree/bindings/display/panel/sony,acx565akm.yaml
+++ b/Documentation/devicetree/bindings/display/panel/sony,acx565akm.yaml
@@ -17,6 +17,9 @@ properties:
   compatible:
     const: sony,acx565akm
 
+  reg:
+    maxItems: 1
+
   label: true
   reset-gpios: true
   port: true
diff --git a/Documentation/devicetree/bindings/display/panel/tpo,td.yaml b/Documentation/devicetree/bindings/display/panel/tpo,td.yaml
index e8c8ee8d7c88..7edd29df4bbb 100644
--- a/Documentation/devicetree/bindings/display/panel/tpo,td.yaml
+++ b/Documentation/devicetree/bindings/display/panel/tpo,td.yaml
@@ -22,7 +22,9 @@ properties:
         # Toppoly TD043MTEA1 Panel
       - tpo,td043mtea1
 
-  reg: true
+  reg:
+    maxItems: 1
+
   label: true
   reset-gpios: true
   backlight: true
diff --git a/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml b/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml
index f0243d196191..59a373728e62 100644
--- a/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml
+++ b/Documentation/devicetree/bindings/display/panel/tpo,tpg110.yaml
@@ -52,7 +52,8 @@ properties:
           - const: tpo,tpg110
       - const: tpo,tpg110
 
-  reg: true
+  reg:
+    maxItems: 1
 
   grestb-gpios:
     maxItems: 1
-- 
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