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Message-ID: <20240809151314.221746-1-yannick.fertre@foss.st.com>
Date: Fri, 9 Aug 2024 17:13:14 +0200
From: Yannick Fertre <yannick.fertre@...s.st.com>
To: Yannick Fertre <yannick.fertre@...s.st.com>,
Raphael Gallais-Pou
<raphael.gallais-pou@...s.st.com>,
Philippe Cornu
<philippe.cornu@...s.st.com>,
David Airlie <airlied@...il.com>, Daniel Vetter
<daniel@...ll.ch>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Maxime Coquelin
<mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
<dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
<linux-stm32@...md-mailman.stormreply.com>,
<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2] dt-bindings: display: st,stm32-ltdc: Document stm32mp25 compatible
Add "st,stm32mp25-ltdc" compatible for SOC MP25. This new SOC introduce
new clocks (bus, ref & lvds). Bus clock was separated from lcd clock.
New sources are possible for lcd clock (lvds / ref).
Signed-off-by: Yannick Fertre <yannick.fertre@...s.st.com>
---
Changes in v2: Rework clock property.
.../bindings/display/st,stm32-ltdc.yaml | 51 +++++++++++++++----
1 file changed, 41 insertions(+), 10 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
index d6ea4d62a2cf..cc578ad9f040 100644
--- a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
+++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
@@ -12,7 +12,9 @@ maintainers:
properties:
compatible:
- const: st,stm32-ltdc
+ enum:
+ - st,stm32-ltdc
+ - st,stm32mp25-ltdc
reg:
maxItems: 1
@@ -23,13 +25,6 @@ properties:
- description: errors interrupt line.
minItems: 1
- clocks:
- maxItems: 1
-
- clock-names:
- items:
- - const: lcd
-
resets:
maxItems: 1
@@ -46,11 +41,47 @@ required:
- compatible
- reg
- interrupts
- - clocks
- - clock-names
- resets
- port
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - st,stm32mp25-ltdc
+ then:
+ properties:
+ clocks:
+ maxItems: 4
+ items:
+ - description: Lcd Clock
+ - description: Bus Clock
+ - description: Reference Clock
+ - description: Lvds Clock
+ clock-names:
+ items:
+ - const: lcd
+ - const: bus
+ - const: ref
+ - const: lvds
+ required:
+ - clocks
+ - clock-names
+ else:
+ properties:
+ clocks:
+ maxItems: 1
+ items:
+ - description: Lcd Clock
+ clock-names:
+ items:
+ - const: lcd
+ required:
+ - clocks
+ - clock-names
+
additionalProperties: false
examples:
--
2.34.1
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