Thread (71 messages) 71 messages, 7 authors, 2025-09-24

Re: [PATCH v2 12/23] dt-bindings: display: tegra: move avdd-dsi-csi-supply from VI to CSI

From: Svyatoslav Ryhel <hidden>
Date: 2025-09-09 05:00:17
Also in: dri-devel, linux-clk, linux-media, linux-staging, linux-tegra, lkml

вт, 9 вер. 2025 р. о 03:57 Rob Herring [off-list ref] пише:
On Sat, Sep 06, 2025 at 04:53:33PM +0300, Svyatoslav Ryhel wrote:
quoted
The avdd-dsi-csi-supply is CSI power supply, it has nothing to do with VI,
like same supply is used with DSI and has nothing to do with DC. Move it
to correct place.

Signed-off-by: Svyatoslav Ryhel <redacted>
---
 .../devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml   | 3 ---
 .../devicetree/bindings/display/tegra/nvidia,tegra210-csi.yaml | 3 +++
 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
index dd67d4162884..bb138277d5e8 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vi.yaml
@@ -75,9 +75,6 @@ properties:
   ranges:
     maxItems: 1

-  avdd-dsi-csi-supply:
-    description: DSI/CSI power supply. Must supply 1.2 V.
-
   vip:
     $ref: /schemas/display/tegra/nvidia,tegra20-vip.yaml
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra210-csi.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra210-csi.yaml
index fa07a40d1004..37f6129c9c92 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra210-csi.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra210-csi.yaml
@@ -37,6 +37,9 @@ properties:
       - const: cile
       - const: csi_tpg

+  avdd-dsi-csi-supply:
+    description: DSI/CSI power supply. Must supply 1.2 V.
On further thought, why does this have 'dsi' in the name at all. If it
happens to be the same supply for DSI and CSI, that's an SoC integration
detail. The name here should be local to the module. Perhaps
'avdd-supply' is enough? Fine to rename it as you are breaking the ABI
moving it anyways.
Not only this supply is common for DSI and CSI, on all schematics I
have seem so far input for this supply on CSI block is always called
avdd-dsi-csi and supply is named accordingly. This patch aims not to
rename supply, which has correct naming IMHO, but to place it in
correct place - CSI, not VI as it is ATM.
Rob
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