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From: Kyle Tso <kyletso@google.com>
To: linux@roeck-us.net, heikki.krogerus@linux.intel.com,
	gregkh@linuxfoundation.org, robh+dt@kernel.org,
	hdegoede@redhat.com, badhri@google.com
Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, Kyle Tso <kyletso@google.com>
Subject: [PATCH 2/3] dt-bindings: connector: Add SVDM VDO properties
Date: Tue, 26 Jan 2021 16:45:43 +0800	[thread overview]
Message-ID: <20210126084544.682641-3-kyletso@google.com> (raw)
In-Reply-To: <20210126084544.682641-1-kyletso@google.com>

Add bindings of VDO properties of USB PD SVDM so that they can be
defined in device tree.

Signed-off-by: Kyle Tso <kyletso@google.com>
---
 include/dt-bindings/usb/pd.h | 53 +++++++++++++++++++++++++++++++++++-
 1 file changed, 52 insertions(+), 1 deletion(-)

diff --git a/include/dt-bindings/usb/pd.h b/include/dt-bindings/usb/pd.h
index 0352893697f0..b99cb4a0cd12 100644
--- a/include/dt-bindings/usb/pd.h
+++ b/include/dt-bindings/usb/pd.h
@@ -93,4 +93,55 @@
 #define FRS_DEFAULT_POWER      1
 #define FRS_5V_1P5A            2
 #define FRS_5V_3A              3
- #endif /* __DT_POWER_DELIVERY_H */
+
+/*
+ * SVDM Identity Header
+ * --------------------
+ * <31>     :: data capable as a USB host
+ * <30>     :: data capable as a USB device
+ * <29:27>  :: product type (UFP / Cable / VPD)
+ * <26>     :: modal operation supported (1b == yes)
+ * <25:23>  :: product type (DFP) (SVDM version 2.0+ only; set to zero in version 1.0)
+ * <22:21>  :: connector type (SVDM version 2.0+ only; set to zero in version 1.0)
+ * <20:16>  :: Reserved, Shall be set to zero
+ * <15:0>   :: USB-IF assigned VID for this cable vendor
+ */
+/* SOP Product Type (UFP) */
+#define IDH_PTYPE_NOT_UFP       0
+#define IDH_PTYPE_HUB           1
+#define IDH_PTYPE_PERIPH        2
+#define IDH_PTYPE_PSD           3
+#define IDH_PTYPE_AMA           5
+
+/* SOP' Product Type (Cable Plug / VPD) */
+#define IDH_PTYPE_NOT_CABLE     0
+#define IDH_PTYPE_PCABLE        3
+#define IDH_PTYPE_ACABLE        4
+#define IDH_PTYPE_VPD           6
+
+/* SOP Product Type (DFP) */
+#define IDH_PTYPE_NOT_DFP       0
+#define IDH_PTYPE_DFP_HUB       1
+#define IDH_PTYPE_DFP_HOST      2
+#define IDH_PTYPE_DFP_PB        3
+
+#define VDO_IDH(usbh, usbd, ufp_cable, is_modal, dfp, conn, vid)                \
+	((usbh) << 31 | (usbd) << 30 | ((ufp_cable) & 0x7) << 27                \
+	 | (is_modal) << 26 | ((dfp) & 0x7) << 23 | ((conn) & 0x3) << 21        \
+	 | ((vid) & 0xffff))
+
+/*
+ * Cert Stat VDO
+ * -------------
+ * <31:0>  : USB-IF assigned XID for this cable
+ */
+#define VDO_CERT(xid)		((xid) & 0xffffffff)
+
+/*
+ * Product VDO
+ * -----------
+ * <31:16> : USB Product ID
+ * <15:0>  : USB bcdDevice
+ */
+#define VDO_PRODUCT(pid, bcd)   (((pid) & 0xffff) << 16 | ((bcd) & 0xffff))
+#endif /* __DT_POWER_DELIVERY_H */
-- 
2.30.0.280.ga3ce27912f-goog


  parent reply	other threads:[~2021-01-26  8:48 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-26  8:45 [PATCH 0/3] common SVDM version and VDO from dt Kyle Tso
2021-01-26  8:45 ` [PATCH 1/3] usb: typec: Determine common SVDM Versions Kyle Tso
2021-01-26 15:07   ` Guenter Roeck
2021-01-26  8:45 ` Kyle Tso [this message]
2021-01-26 15:15   ` [PATCH 2/3] dt-bindings: connector: Add SVDM VDO properties Guenter Roeck
2021-01-26  8:45 ` [PATCH 3/3] usb: typec: tcpm: Get Sink VDO from fwnode Kyle Tso

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