dt-bindings: connector: Add SVDM VDO properties
Add bindings of VDO properties of USB PD SVDM so that they can be used in device tree. Reviewed-by: Rob Herring <robh@kernel.org> Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Kyle Tso <kyletso@google.com> Link: https://lore.kernel.org/r/20210205033415.3320439-7-kyletso@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>master
Kyle Tso
Greg Kroah-Hartman
parent
4c93cad8cc
commit
630dce2810
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@ -137,6 +137,17 @@ properties:
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maxItems: 7
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$ref: /schemas/types.yaml#/definitions/uint32-array
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sink-vdos:
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description: An array of u32 with each entry (VDM Objects) providing additional information
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corresponding to the product, the detailed bit definitions and the order of each VDO can be
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found in "USB Power Delivery Specification Revision 3.0, Version 2.0 + ECNs 2020-12-10"
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chapter 6.4.4.3.1 Discover Identity. User can specify the VDO array via
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VDO_IDH/_CERT/_PRODUCT/_UFP/_DFP/_PCABLE/_ACABLE(1/2)/_VPD() defined in
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dt-bindings/usb/pd.h.
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minItems: 3
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maxItems: 6
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$ref: /schemas/types.yaml#/definitions/uint32-array
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op-sink-microwatt:
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description: Sink required operating power in microwatt, if source can't
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offer the power, Capability Mismatch is set. Required for power sink and
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@ -93,4 +93,313 @@
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#define FRS_DEFAULT_POWER 1
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#define FRS_5V_1P5A 2
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#define FRS_5V_3A 3
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#endif /* __DT_POWER_DELIVERY_H */
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/*
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* SVDM Identity Header
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* --------------------
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* <31> :: data capable as a USB host
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* <30> :: data capable as a USB device
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* <29:27> :: product type (UFP / Cable / VPD)
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* <26> :: modal operation supported (1b == yes)
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* <25:23> :: product type (DFP) (SVDM version 2.0+ only; set to zero in version 1.0)
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* <22:21> :: connector type (SVDM version 2.0+ only; set to zero in version 1.0)
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* <20:16> :: Reserved, Shall be set to zero
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* <15:0> :: USB-IF assigned VID for this cable vendor
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*/
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/* SOP Product Type (UFP) */
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#define IDH_PTYPE_NOT_UFP 0
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#define IDH_PTYPE_HUB 1
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#define IDH_PTYPE_PERIPH 2
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#define IDH_PTYPE_PSD 3
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#define IDH_PTYPE_AMA 5
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/* SOP' Product Type (Cable Plug / VPD) */
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#define IDH_PTYPE_NOT_CABLE 0
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#define IDH_PTYPE_PCABLE 3
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#define IDH_PTYPE_ACABLE 4
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#define IDH_PTYPE_VPD 6
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/* SOP Product Type (DFP) */
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#define IDH_PTYPE_NOT_DFP 0
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#define IDH_PTYPE_DFP_HUB 1
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#define IDH_PTYPE_DFP_HOST 2
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#define IDH_PTYPE_DFP_PB 3
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#define VDO_IDH(usbh, usbd, ufp_cable, is_modal, dfp, conn, vid) \
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((usbh) << 31 | (usbd) << 30 | ((ufp_cable) & 0x7) << 27 \
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| (is_modal) << 26 | ((dfp) & 0x7) << 23 | ((conn) & 0x3) << 21 \
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| ((vid) & 0xffff))
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/*
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* Cert Stat VDO
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* -------------
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* <31:0> : USB-IF assigned XID for this cable
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*/
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#define VDO_CERT(xid) ((xid) & 0xffffffff)
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/*
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* Product VDO
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* -----------
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* <31:16> : USB Product ID
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* <15:0> : USB bcdDevice
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*/
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#define VDO_PRODUCT(pid, bcd) (((pid) & 0xffff) << 16 | ((bcd) & 0xffff))
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/*
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* UFP VDO (PD Revision 3.0+ only)
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* --------
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* <31:29> :: UFP VDO version
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* <28> :: Reserved
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* <27:24> :: Device capability
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* <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
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* <21:11> :: Reserved
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* <10:8> :: Vconn power (AMA only)
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* <7> :: Vconn required (AMA only, 0b == no, 1b == yes)
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* <6> :: Vbus required (AMA only, 0b == yes, 1b == no)
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* <5:3> :: Alternate modes
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* <2:0> :: USB highest speed
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*/
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/* UFP VDO Version */
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#define UFP_VDO_VER1_2 2
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/* Device Capability */
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#define DEV_USB2_CAPABLE BIT(0)
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#define DEV_USB2_BILLBOARD BIT(1)
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#define DEV_USB3_CAPABLE BIT(2)
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#define DEV_USB4_CAPABLE BIT(3)
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/* Connector Type */
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#define UFP_RECEPTACLE 2
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#define UFP_CAPTIVE 3
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/* Vconn Power (AMA only, set to AMA_VCONN_NOT_REQ if Vconn is not required) */
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#define AMA_VCONN_PWR_1W 0
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#define AMA_VCONN_PWR_1W5 1
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#define AMA_VCONN_PWR_2W 2
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#define AMA_VCONN_PWR_3W 3
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#define AMA_VCONN_PWR_4W 4
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#define AMA_VCONN_PWR_5W 5
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#define AMA_VCONN_PWR_6W 6
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/* Vconn Required (AMA only) */
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#define AMA_VCONN_NOT_REQ 0
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#define AMA_VCONN_REQ 1
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/* Vbus Required (AMA only) */
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#define AMA_VBUS_REQ 0
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#define AMA_VBUS_NOT_REQ 1
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/* Alternate Modes */
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#define UFP_ALTMODE_NOT_SUPP 0
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#define UFP_ALTMODE_TBT3 BIT(0)
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#define UFP_ALTMODE_RECFG BIT(1)
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#define UFP_ALTMODE_NO_RECFG BIT(2)
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/* USB Highest Speed */
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#define UFP_USB2_ONLY 0
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#define UFP_USB32_GEN1 1
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#define UFP_USB32_4_GEN2 2
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#define UFP_USB4_GEN3 3
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#define VDO_UFP(ver, cap, conn, vcpwr, vcr, vbr, alt, spd) \
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(((ver) & 0x7) << 29 | ((cap) & 0xf) << 24 | ((conn) & 0x3) << 22 \
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| ((vcpwr) & 0x7) << 8 | (vcr) << 7 | (vbr) << 6 | ((alt) & 0x7) << 3 \
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| ((spd) & 0x7))
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/*
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* DFP VDO (PD Revision 3.0+ only)
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* --------
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* <31:29> :: DFP VDO version
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* <28:27> :: Reserved
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* <26:24> :: Host capability
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* <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
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* <21:5> :: Reserved
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* <4:0> :: Port number
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*/
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#define DFP_VDO_VER1_1 1
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#define HOST_USB2_CAPABLE BIT(0)
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#define HOST_USB3_CAPABLE BIT(1)
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#define HOST_USB4_CAPABLE BIT(2)
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#define DFP_RECEPTACLE 2
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#define DFP_CAPTIVE 3
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#define VDO_DFP(ver, cap, conn, pnum) \
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(((ver) & 0x7) << 29 | ((cap) & 0x7) << 24 | ((conn) & 0x3) << 22 \
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| ((pnum) & 0x1f))
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/*
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* Passive Cable VDO
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* ---------
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* <31:28> :: Cable HW version
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* <27:24> :: Cable FW version
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* <23:21> :: VDO version
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* <20> :: Reserved, Shall be set to zero
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* <19:18> :: Type-C to Type-C/Captive (10b == C, 11b == Captive)
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* <17> :: Reserved, Shall be set to zero
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* <16:13> :: cable latency (0001 == <10ns(~1m length))
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* <12:11> :: cable termination type (10b == Vconn not req, 01b == Vconn req)
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* <10:9> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
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* <8:7> :: Reserved, Shall be set to zero
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* <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A)
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* <4:3> :: Reserved, Shall be set to zero
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* <2:0> :: USB highest speed
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*
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* Active Cable VDO 1
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* ---------
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* <31:28> :: Cable HW version
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* <27:24> :: Cable FW version
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* <23:21> :: VDO version
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* <20> :: Reserved, Shall be set to zero
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* <19:18> :: Connector type (10b == C, 11b == Captive)
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* <17> :: Reserved, Shall be set to zero
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* <16:13> :: cable latency (0001 == <10ns(~1m length))
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* <12:11> :: cable termination type (10b == one end active, 11b == both ends active VCONN req)
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* <10:9> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
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* <8> :: SBU supported (0b == supported, 1b == not supported)
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* <7> :: SBU type (0b == passive, 1b == active)
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* <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A)
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* <4> :: Vbus through cable (0b == no, 1b == yes)
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* <3> :: SOP" controller present? (0b == no, 1b == yes)
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* <2:0> :: USB highest speed
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*/
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/* Cable VDO Version */
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#define CABLE_VDO_VER1_0 0
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#define CABLE_VDO_VER1_3 3
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/* Connector Type */
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#define CABLE_CTYPE 2
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#define CABLE_CAPTIVE 3
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/* Cable Latency */
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#define CABLE_LATENCY_1M 1
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#define CABLE_LATENCY_2M 2
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#define CABLE_LATENCY_3M 3
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#define CABLE_LATENCY_4M 4
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#define CABLE_LATENCY_5M 5
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#define CABLE_LATENCY_6M 6
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#define CABLE_LATENCY_7M 7
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#define CABLE_LATENCY_7M_PLUS 8
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/* Cable Termination Type */
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#define PCABLE_VCONN_NOT_REQ 0
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#define PCABLE_VCONN_REQ 1
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#define ACABLE_ONE_END 2
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#define ACABLE_BOTH_END 3
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/* Maximum Vbus Voltage */
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#define CABLE_MAX_VBUS_20V 0
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#define CABLE_MAX_VBUS_30V 1
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#define CABLE_MAX_VBUS_40V 2
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#define CABLE_MAX_VBUS_50V 3
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/* Active Cable SBU Supported/Type */
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#define ACABLE_SBU_SUPP 0
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#define ACABLE_SBU_NOT_SUPP 1
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#define ACABLE_SBU_PASSIVE 0
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#define ACABLE_SBU_ACTIVE 1
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/* Vbus Current Handling Capability */
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#define CABLE_CURR_DEF 0
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#define CABLE_CURR_3A 1
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#define CABLE_CURR_5A 2
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/* USB Highest Speed */
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#define CABLE_USB2_ONLY 0
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#define CABLE_USB32_GEN1 1
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#define CABLE_USB32_4_GEN2 2
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#define CABLE_USB4_GEN3 3
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#define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \
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(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \
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| ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
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| ((vbm) & 0x3) << 9 | ((cur) & 0x3) << 5 | ((spd) & 0x7))
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#define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \
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(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \
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| ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \
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| ((vbm) & 0x3) << 9 | (sbu) << 8 | (sbut) << 7 | ((cur) & 0x3) << 5 \
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| (vbt) << 4 | (sopp) << 3 | ((spd) & 0x7))
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/*
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* Active Cable VDO 2
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* ---------
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* <31:24> :: Maximum operating temperature
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* <23:16> :: Shutdown temperature
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* <15> :: Reserved, Shall be set to zero
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* <14:12> :: U3/CLd power
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* <11> :: U3 to U0 transition mode (0b == direct, 1b == through U3S)
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* <10> :: Physical connection (0b == copper, 1b == optical)
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* <9> :: Active element (0b == redriver, 1b == retimer)
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* <8> :: USB4 supported (0b == yes, 1b == no)
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* <7:6> :: USB2 hub hops consumed
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* <5> :: USB2 supported (0b == yes, 1b == no)
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* <4> :: USB3.2 supported (0b == yes, 1b == no)
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* <3> :: USB lanes supported (0b == one lane, 1b == two lanes)
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* <2> :: Optically isolated active cable (0b == no, 1b == yes)
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* <1> :: Reserved, Shall be set to zero
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* <0> :: USB gen (0b == gen1, 1b == gen2+)
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*/
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/* U3/CLd Power*/
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#define ACAB2_U3_CLD_10MW_PLUS 0
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#define ACAB2_U3_CLD_10MW 1
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#define ACAB2_U3_CLD_5MW 2
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#define ACAB2_U3_CLD_1MW 3
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#define ACAB2_U3_CLD_500UW 4
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#define ACAB2_U3_CLD_200UW 5
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#define ACAB2_U3_CLD_50UW 6
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/* Other Active Cable VDO 2 Fields */
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#define ACAB2_U3U0_DIRECT 0
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#define ACAB2_U3U0_U3S 1
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#define ACAB2_PHY_COPPER 0
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#define ACAB2_PHY_OPTICAL 1
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#define ACAB2_REDRIVER 0
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#define ACAB2_RETIMER 1
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#define ACAB2_USB4_SUPP 0
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#define ACAB2_USB4_NOT_SUPP 1
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#define ACAB2_USB2_SUPP 0
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#define ACAB2_USB2_NOT_SUPP 1
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#define ACAB2_USB32_SUPP 0
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#define ACAB2_USB32_NOT_SUPP 1
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#define ACAB2_LANES_ONE 0
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#define ACAB2_LANES_TWO 1
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#define ACAB2_OPT_ISO_NO 0
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#define ACAB2_OPT_ISO_YES 1
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#define ACAB2_GEN_1 0
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#define ACAB2_GEN_2_PLUS 1
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#define VDO_ACABLE2(mtemp, stemp, u3p, trans, phy, ele, u4, hops, u2, u32, lane, iso, gen) \
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(((mtemp) & 0xff) << 24 | ((stemp) & 0xff) << 16 | ((u3p) & 0x7) << 12 \
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| (trans) << 11 | (phy) << 10 | (ele) << 9 | (u4) << 8 \
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| ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3 \
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| (iso) << 2 | (gen))
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/*
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* VPD VDO
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* ---------
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* <31:28> :: HW version
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* <27:24> :: FW version
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* <23:21> :: VDO version
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* <20:17> :: Reserved, Shall be set to zero
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* <16:15> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
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* <14> :: Charge through current support (0b == 3A, 1b == 5A)
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* <13> :: Reserved, Shall be set to zero
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* <12:7> :: Vbus impedance
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* <6:1> :: Ground impedance
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* <0> :: Charge through support (0b == no, 1b == yes)
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*/
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#define VPD_VDO_VER1_0 0
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#define VPD_MAX_VBUS_20V 0
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#define VPD_MAX_VBUS_30V 1
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#define VPD_MAX_VBUS_40V 2
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#define VPD_MAX_VBUS_50V 3
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#define VPDCT_CURR_3A 0
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#define VPDCT_CURR_5A 1
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#define VPDCT_NOT_SUPP 0
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#define VPDCT_SUPP 1
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#define VDO_VPD(hw, fw, ver, vbm, curr, vbi, gi, ct) \
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(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \
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| ((vbm) & 0x3) << 15 | (curr) << 14 | ((vbi) & 0x3f) << 7 \
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| ((gi) & 0x3f) << 1 | (ct))
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#endif /* __DT_POWER_DELIVERY_H */
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