[RFC PATCH 1/5] dt-bindings: mediatek,dpi: Add mt8195 dpintf
Markus Schneider-Pargmann
msp at baylibre.com
Mon Aug 16 12:25:19 PDT 2021
DP_INTF is similar to the actual dpi. They differ in some points
regarding registers and what needs to be set but the function blocks
itself are similar in design.
Signed-off-by: Markus Schneider-Pargmann <msp at baylibre.com>
---
.../display/mediatek/mediatek,dpi.yaml | 48 ++++++++++++++++---
1 file changed, 42 insertions(+), 6 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
index dd2896a40ff0..de4bdacd83ac 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
@@ -4,7 +4,7 @@
$id: http://devicetree.org/schemas/display/mediatek/mediatek,dpi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
-title: mediatek DPI Controller Device Tree Bindings
+title: mediatek DPI/DP_INTF Controller Device Tree Bindings
maintainers:
- CK Hu <ck.hu at mediatek.com>
@@ -13,7 +13,8 @@ maintainers:
description: |
The Mediatek DPI function block is a sink of the display subsystem and
provides 8-bit RGB/YUV444 or 8/10/10-bit YUV422 pixel data on a parallel
- output bus.
+ output bus. The Mediatek DP_INTF is a similar function block that is
+ connected to the (embedded) display port function block.
properties:
compatible:
@@ -23,6 +24,7 @@ properties:
- mediatek,mt8173-dpi
- mediatek,mt8183-dpi
- mediatek,mt8192-dpi
+ - mediatek,mt8195-dpintf
reg:
maxItems: 1
@@ -37,10 +39,11 @@ properties:
- description: DPI PLL
clock-names:
- items:
- - const: pixel
- - const: engine
- - const: pll
+ description:
+ For dpi clocks pixel, engine and pll are required. For dpintf pixel, pll,
+ pll_d2, pll_d4, pll_d8, pll_d16, hf_fmm, hf_fdp are required.
+ minItems: 3
+ maxItems: 8
pinctrl-0: true
pinctrl-1: true
@@ -64,6 +67,39 @@ required:
- clock-names
- port
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - mediatek,mt8195-dpintf
+ then:
+ properties:
+ clocks:
+ minItems: 8
+ maxItems: 8
+ clock-names:
+ items:
+ - const: pixel
+ - const: pll
+ - const: pll_d2
+ - const: pll_d4
+ - const: pll_d8
+ - const: pll_d16
+ - const: hf_fmm
+ - const: hf_fdp
+ else:
+ properties:
+ clocks:
+ minItems: 3
+ maxItems: 3
+ clock-names:
+ items:
+ - const: pixel
+ - const: engine
+ - const: pll
+
additionalProperties: false
examples:
--
2.32.0
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