dt-bindings: connector: Add SPR AVS Sink APDO definitions

USB Power Delivery 3.2 introduces a new power supply type SPR AVS.
Add macro definitions for the USB Power Delivery (PD)
Standard Power Range (SPR) Adjustable Voltage Supply (AVS) as a
Sink Augmented Power Data Object (APDO) in the device tree bindings.

Signed-off-by: Badhri Jagan Sridharan <badhri@google.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20260316150301.3892223-2-badhri@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

include/dt-bindings/usb/pd.h

@@ -60,6 +60,7 @@
 	 PDO_VAR_MAX_VOLT(max_mv) | PDO_VAR_MAX_CURR(max_ma))
 
 #define APDO_TYPE_PPS		0
+#define APDO_TYPE_SPR_AVS	2
 
 #define PDO_APDO_TYPE_SHIFT	28	/* Only valid value currently is 0x0 - PPS */
 #define PDO_APDO_TYPE_MASK	0x3
@@ -85,6 +86,23 @@
 	 PDO_PPS_APDO_MIN_VOLT(min_mv) | PDO_PPS_APDO_MAX_VOLT(max_mv) |	\
 	 PDO_PPS_APDO_MAX_CURR(max_ma))
 
+#define PDO_SPR_AVS_APDO_9V_TO_15V_MAX_CURR_SHIFT	10	/* 10mA units */
+#define PDO_SPR_AVS_APDO_15V_TO_20V_MAX_CURR_SHIFT	0	/* 10mA units */
+#define PDO_SPR_AVS_APDO_MAX_CURR_MASK			0x3ff
+
+#define PDO_SPR_AVS_APDO_9V_TO_15V_MAX_CURR(max_cur_9v_to_15v_ma)		\
+	((((max_cur_9v_to_15v_ma) / 10) & PDO_SPR_AVS_APDO_MAX_CURR_MASK) <<	\
+	PDO_SPR_AVS_APDO_9V_TO_15V_MAX_CURR_SHIFT)
+
+#define PDO_SPR_AVS_APDO_15V_TO_20V_MAX_CURR(max_cur_15v_to_20v_ma)		\
+	((((max_cur_15v_to_20v_ma) / 10) & PDO_SPR_AVS_APDO_MAX_CURR_MASK) <<	\
+	PDO_SPR_AVS_APDO_15V_TO_20V_MAX_CURR_SHIFT)
+
+#define PDO_SPR_AVS_SNK_APDO(max_cur_9v_to_15v_ma, max_cur_15v_to_20v_ma)	\
+	(PDO_TYPE(PDO_TYPE_APDO) | PDO_APDO_TYPE(APDO_TYPE_SPR_AVS) |		\
+	PDO_SPR_AVS_APDO_9V_TO_15V_MAX_CURR(max_cur_9v_to_15v_ma) |		\
+	PDO_SPR_AVS_APDO_15V_TO_20V_MAX_CURR(max_cur_15v_to_20v_ma))
+
  /*
   * Based on "Table 6-14 Fixed Supply PDO - Sink" of "USB Power Delivery Specification Revision 3.0,
   * Version 1.2"