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From:   Abdel Alkuor <alkuor@gmail.com>
To:     heikki.krogerus@linux.intel.com, krzysztof.kozlowski+dt@linaro.org,
        bryan.odonoghue@linaro.org
Cc:     gregkh@linuxfoundation.org, robh+dt@kernel.org,
        linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
        conor+dt@kernel.org, linux-kernel@vger.kernel.org,
        abdelalkuor@geotab.com
Subject: [PATCH v5 01/15] dt-bindings: usb: tps6598x: Add tps25750
Date:   Sun, 17 Sep 2023 11:26:25 -0400
Message-Id: <20230917152639.21443-2-alkuor@gmail.com>
In-Reply-To: <20230917152639.21443-1-alkuor@gmail.com>
References: <20230917152639.21443-1-alkuor@gmail.com>
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From: Abdel Alkuor <abdelalkuor@geotab.com>

TPS25750 is USB TypeC PD controller which is a subset of TPS6598x.

Signed-off-by: Abdel Alkuor <abdelalkuor@geotab.com>
---
 .../devicetree/bindings/usb/ti,tps6598x.yaml  | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml b/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml
index 5497a60cddbc..e49bd92b5276 100644
--- a/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml
+++ b/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml
@@ -20,6 +20,8 @@ properties:
     enum:
       - ti,tps6598x
       - apple,cd321x
+      - ti,tps25750
+
   reg:
     maxItems: 1
 
@@ -32,10 +34,45 @@ properties:
     items:
       - const: irq
 
+  firmware-name:
+    description: |
+      Should contain the name of the default patch binary
+      file located on the firmware search path which is
+      used to switch the controller into APP mode.
+      This is used when tps25750 doesn't have an EEPROM
+      connected to it.
+    maxItems: 1
+
+  ti,patch-address:
+    description: |
+      One of PBMs command data field is I2C slave address
+      which is used when writing the patch for TPS25750.
+      The slave address can be any value except 0x00, 0x20,
+      0x21, 0x22, and 0x23
+    $ref: /schemas/types.yaml#/definitions/uint8
+    minimum: 1
+    maximum: 0x7e
+
 required:
   - compatible
   - reg
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: ti,tps25750
+    then:
+      required:
+        - ti,patch-address
+        - connector
+
+      properties:
+        connector:
+          required:
+            - data-role
+
 additionalProperties: true
 
 examples:
@@ -68,4 +105,37 @@ examples:
             };
         };
     };
+
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        typec@21 {
+            compatible = "ti,tps25750";
+            reg = <0x21>;
+
+            interrupt-parent = <&msmgpio>;
+            interrupts = <100 IRQ_TYPE_LEVEL_LOW>;
+            interrupt-names = "irq";
+            firmware-name = "tps25750.bin";
+
+            pinctrl-names = "default";
+            pinctrl-0 = <&typec_pins>;
+
+            ti,patch-address = /bits/ 8 <0x0f>;
+
+            typec_con0: connector {
+                compatible = "usb-c-connector";
+                label = "USB-C";
+                data-role = "dual";
+                port {
+                    typec_ep0: endpoint {
+                        remote-endpoint = <&otg_ep>;
+                    };
+                };
+            };
+        };
+    };
 ...
-- 
2.34.1