zephyr: Add FRS enable pin to SYV682x dts binginds node

Add the FRS enable pin property to the SYV682X PPC
dts bindings node

BUG=b:218692410
TEST=zmake configure -b herobrine
BRANCH=main

Signed-off-by: Sam Hurst <shurst@google.com>
Change-Id: I5d3385ba78dbebee229876756ef94e50ec7de75c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3537265
Reviewed-by: Wai-Hong Tam <waihong@google.com>

Author: shurst71

zephyr/dts/bindings/usbc/silergy,syv682x.yaml

@@ -5,6 +5,11 @@ compatible: "silergy,syv682x"
 include: ppc-chip.yaml
 
 properties:
+  frs_en_gpio:
+    type: phandle
+    description: The GPIO that controls FRS enable on this device
+    required: false
+
   i2c-addr-flags:
     default: "SYV682X_ADDR0_FLAGS"
     enum:

zephyr/shim/include/usbc/ppc_syv682x.h

@@ -7,12 +7,12 @@
 
 #define SYV682X_COMPAT silergy_syv682x
 
-#define PPC_CHIP_SYV682X(id)                                                 \
-	{                                                                    \
-		.i2c_port = I2C_PORT(DT_PHANDLE(id, port)),                  \
-		.i2c_addr_flags = DT_STRING_UPPER_TOKEN(id, i2c_addr_flags), \
-		.drv = &syv682x_drv,                                         \
-		.frs_en = COND_CODE_1(DT_NODE_HAS_PROP(id, irq),             \
-				      (GPIO_SIGNAL(DT_PHANDLE(id, irq))),    \
-				      (0)),                                  \
+#define PPC_CHIP_SYV682X(id)                                                \
+	{                                                                   \
+		.i2c_port = I2C_PORT(DT_PHANDLE(id, port)),                 \
+		.i2c_addr_flags = DT_STRING_UPPER_TOKEN(id, i2c_addr_flags),\
+		.drv = &syv682x_drv,                                        \
+		.frs_en = COND_CODE_1(DT_NODE_HAS_PROP(id, frs_en_gpio),    \
+				(GPIO_SIGNAL(DT_PHANDLE(id, frs_en_gpio))), \
+				(0)),                                       \
 	},