linux-kernel - [PATCH 06/14] spi: dt-bindings: dw-apb-ssi: update spi-{r,t}x-bus-width for dwc-ssi

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Date:   Sat, 18 Jun 2022 13:30:28 +0100
From:   Conor Dooley <mail@...chuod.ie>
To:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>,
        Vinod Koul <vkoul@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Serge Semin <fancer.lancer@...il.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Palmer Dabbelt <palmer@...osinc.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Niklas Cassel <niklas.cassel@....com>,
        Dillon Min <dillon.minfei@...il.com>,
        Heng Sia <jee.heng.sia@...el.com>,
        Jose Abreu <joabreu@...opsys.com>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, dmaengine@...r.kernel.org,
        alsa-devel@...a-project.org, linux-spi@...r.kernel.org,
        linux-riscv@...ts.infradead.org
Subject: [PATCH 06/14] spi: dt-bindings: dw-apb-ssi: update spi-{r,t}x-bus-width for dwc-ssi

From: Conor Dooley <conor.dooley@...rochip.com>

snps,dwc-ssi-1.01a has a single user - the Canaan k210, which uses a
width of 4 for spi-{r,t}x-bus-width. Update the binding to reflect
this.

Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
---
 .../bindings/spi/snps,dw-apb-ssi.yaml         | 48 ++++++++++++++-----
 1 file changed, 35 insertions(+), 13 deletions(-)

diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
index e25d44c218f2..f2b9e3f062cd 100644
--- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
+++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml
@@ -135,19 +135,41 @@ properties:
       of the designware controller, and the upper limit is also subject to
       controller configuration.
 
-patternProperties:
-  "^.*@[0-9a-f]+$":
-    type: object
-    properties:
-      reg:
-        minimum: 0
-        maximum: 3
-
-      spi-rx-bus-width:
-        const: 1
-
-      spi-tx-bus-width:
-        const: 1
+if:
+  properties:
+    compatible:
+      contains:
+        const: snps,dwc-ssi-1.01a
+
+then:
+  patternProperties:
+    "^.*@[0-9a-f]+$":
+      type: object
+      properties:
+        reg:
+          minimum: 0
+          maximum: 3
+
+        spi-rx-bus-width:
+          const: 4
+
+        spi-tx-bus-width:
+          const: 4
+
+else:
+  patternProperties:
+    "^.*@[0-9a-f]+$":
+      type: object
+      properties:
+        reg:
+          minimum: 0
+          maximum: 3
+
+        spi-rx-bus-width:
+          const: 1
+
+        spi-tx-bus-width:
+          const: 1
 
 unevaluatedProperties: false
 
-- 
2.36.1