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From:   Tyrone Ting <warp5tw@gmail.com>
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Subject: [PATCH v2 02/11] dt-bindings: i2c: npcm: support NPCM845
Date:   Sun, 20 Feb 2022 11:53:12 +0800
Message-Id: <20220220035321.3870-3-warp5tw@gmail.com>
In-Reply-To: <20220220035321.3870-1-warp5tw@gmail.com>
References: <20220220035321.3870-1-warp5tw@gmail.com>
Precedence: bulk

From: Tyrone Ting <kfting@nuvoton.com>

Add compatible and nuvoton,sys-mgr description for NPCM i2c module.

Signed-off-by: Tyrone Ting <kfting@nuvoton.com>
Signed-off-by: Tali Perry <tali.perry1@gmail.com>
---
 .../bindings/i2c/nuvoton,npcm7xx-i2c.yaml       | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
index 128444942aec..809c51ac32fe 100644
--- a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
@@ -7,17 +7,18 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: nuvoton NPCM7XX I2C Controller Device Tree Bindings
 
 description: |
-  The NPCM750x includes sixteen I2C bus controllers. All Controllers support
-  both master and slave mode. Each controller can switch between master and slave
-  at run time (i.e. IPMB mode). Each controller has two 16 byte HW FIFO for TX and
-  RX.
+  I2C bus controllers of the NPCM series support both master and
+  slave mode. Each controller can switch between master and slave at run time
+  (i.e. IPMB mode). HW FIFO for TX and RX are supported.
 
 maintainers:
   - Tali Perry <tali.perry1@gmail.com>
 
 properties:
   compatible:
-    const: nuvoton,npcm750-i2c
+     enum:
+      - nuvoton,npcm750-i2c
+      - nuvoton,npcm845-i2c
 
   reg:
     maxItems: 1
@@ -36,11 +37,16 @@ properties:
     default: 100000
     enum: [100000, 400000, 1000000]
 
+  nuvoton,sys-mgr:
+    $ref: "/schemas/types.yaml#/definitions/phandle"
+    description: The phandle of system manager register node.
+
 required:
   - compatible
   - reg
   - interrupts
   - clocks
+  - nuvoton,sys-mgr
 
 allOf:
   - $ref: /schemas/i2c/i2c-controller.yaml#
@@ -57,6 +63,7 @@ examples:
         clock-frequency = <100000>;
         interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
         compatible = "nuvoton,npcm750-i2c";
+        nuvoton,sys-mgr = <&gcr>;
     };
 
 ...
-- 
2.17.1