[PATCH v2] spi: dt-bindings: sun6i: Add compatibles for A733's SPI controllers

From: Jerome Brunet

Date: Wed Aug 12 2026 - 17:02:20 EST


The A733 has six SPI controllers with the same IP as the A523.
Like the A523, one of them (spi1) also supports DBI mode.

Add SoC specific compatible strings, falling back to the A523 ones.

Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---
Changes in v2:
- Combined allwinner,sun60i-a733-spi with allwinner,sun55i-a523-spi-dbi
- Link to v1: https://patch.msgid.link/20260805-allwinner-a733-spi-support-v1-1-7bfd1141ebc9@xxxxxxxxxxxx
---
Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml b/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
index 6af4ff233158..14c2f318dd04 100644
--- a/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
+++ b/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
@@ -34,6 +34,12 @@ properties:
- const: allwinner,sun50i-r329-spi-dbi
- const: allwinner,sun50i-r329-spi
- items:
+ - enum:
+ - allwinner,sun55i-a523-spi-dbi
+ - allwinner,sun60i-a733-spi
+ - const: allwinner,sun55i-a523-spi
+ - items:
+ - const: allwinner,sun60i-a733-spi-dbi
- const: allwinner,sun55i-a523-spi-dbi
- const: allwinner,sun55i-a523-spi


---
base-commit: dc59e4fea9d83f03bad6bddf3fa2e52491777482
change-id: 20260805-allwinner-a733-spi-support-e30a9ac057a3

Best regards,
--
Jerome