linux-kernel - [PATCH v1 2/3] dt-binding: spi: Add npcm845 compatible to npcm-fiu document

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Message-ID: <20220718081146.256070-3-tmaimon77@gmail.com>
Date:   Mon, 18 Jul 2022 11:11:45 +0300
From:   Tomer Maimon <tmaimon77@...il.com>
To:     <avifishman70@...il.com>, <tali.perry1@...il.com>,
        <joel@....id.au>, <venture@...gle.com>, <yuenn@...gle.com>,
        <benjaminfair@...gle.com>, <broonie@...nel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>
CC:     <openbmc@...ts.ozlabs.org>, <linux-spi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        Tomer Maimon <tmaimon77@...il.com>
Subject: [PATCH v1 2/3] dt-binding: spi: Add npcm845 compatible to npcm-fiu document

Add a compatible string and description for Nuvoton BMC NPCM845 FIU.

Signed-off-by: Tomer Maimon <tmaimon77@...il.com>
---
 .../devicetree/bindings/spi/nuvoton,npcm-fiu.txt    | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/spi/nuvoton,npcm-fiu.txt b/Documentation/devicetree/bindings/spi/nuvoton,npcm-fiu.txt
index a388005842ad..c63ce4cc0a80 100644
--- a/Documentation/devicetree/bindings/spi/nuvoton,npcm-fiu.txt
+++ b/Documentation/devicetree/bindings/spi/nuvoton,npcm-fiu.txt
@@ -6,8 +6,13 @@ The NPCM7XX supports three FIU modules,
 FIU0 and FIUx supports two chip selects,
 FIU3 support four chip select.
 
+The NPCM8XX supports four FIU modules,
+FIU0 and FIUx supports two chip selects,
+FIU1 and FIU3 supports four chip selects.
+
 Required properties:
-  - compatible : "nuvoton,npcm750-fiu" for the NPCM7XX BMC
+  - compatible : "nuvoton,npcm750-fiu" for Poleg NPCM7XX BMC
+			     "nuvoton,npcm845-fiu" for Arbel NPCM8XX BMC
   - #address-cells : should be 1.
   - #size-cells : should be 0.
   - reg : the first contains the register location and length,
@@ -30,6 +35,12 @@ Aliases:
   		fiu1 represent fiu 3 controller
   		fiu2 represent fiu x controller
 
+  In the NPCM8XX BMC:
+  		fiu0 represent fiu 0 controller
+  		fiu1 represent fiu 1 controller
+  		fiu2 represent fiu 3 controller
+  		fiu3 represent fiu x controller
+
 Example:
 fiu3: spi@...000000 {
 	compatible = "nuvoton,npcm750-fiu";
-- 
2.33.0