From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B62B1C47092 for ; Tue, 1 Jun 2021 12:32:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9EAD6613B9 for ; Tue, 1 Jun 2021 12:32:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234009AbhFAMeB (ORCPT ); Tue, 1 Jun 2021 08:34:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233906AbhFAMdw (ORCPT ); Tue, 1 Jun 2021 08:33:52 -0400 Received: from mail-pf1-x44a.google.com (mail-pf1-x44a.google.com [IPv6:2607:f8b0:4864:20::44a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A903C06138B for ; Tue, 1 Jun 2021 05:32:10 -0700 (PDT) Received: by mail-pf1-x44a.google.com with SMTP id l145-20020a6288970000b02902e9f6a5c2c3so1153103pfd.3 for ; Tue, 01 Jun 2021 05:32:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=TIrhdCc52rc8xIChZbfsdMmrnlqSYB0L7zocAcYSf8g=; b=Z2JJbKOInWk3+LebbLnIcnl9YSUIAwmuFET3biLitBcvHxS2KU0C95zR57/BaH5DaD phDzNwkuM/niYUAPJgkU8PDTQb+toOLz9+bNFqxgTwadijQba8XKYCqYin6kNuOT4eNP scs3/vlJK84k86Vs8vQgKz9/S8ilQfGVNqWPUuVLv0C3niZ8OgRBxYw1273kvcVD3l6T IBKpzkL7HR6t2F6LmeizUMMk4fVv/mADkpJqKuRMp6TmuX/Fvr1DsJ7jTisN0F4g4uOt nhxQZkWnTZDblEB4oVGQ10KIAJsbctsN1dKljGNrAO6oLdIrT00P/MJg8w4XI8U1Sm77 KREg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=TIrhdCc52rc8xIChZbfsdMmrnlqSYB0L7zocAcYSf8g=; b=MzI2KPGjXeVAx7X/Gv7HRjAN2Ul5DUAnlNnK+aGGjSevr2cgR+HdbBhSvkjFu74Vrf BPgHCLBCF06lrtXSDXL+8G2Q6z6r5yqEO6DZF0FZKItoFybzYzf/JCLpFPV0C1Pj01dA APMPna+KdPCTZaojPnnas0DeDxDwMI9NoGM6FqsyVSAk/iTV1t9H2IwU3olnthugp64W qPX0sc6mn3zDYXhlMJ1jcoeVzqfGa1Mh71BKP3cssudW6/Uv9PsSEAGC340CPhtGpfVc svz6HcLI+8mbeXOsz8tkssRvYZq8FyiO6nIspwksKf0RIe4LxAbm9io7OUDhixiykia2 3bWA== X-Gm-Message-State: AOAM530ZZ0isaCQAG5A9/RZCT0KA3N8nbEdhBTJGU3tDmlSCqNQ5YdV8 2xNSV1dFw99Vb2RchpKu3shj6SuIPGQz X-Google-Smtp-Source: ABdhPJxlAklxzfnTINsiLmJn3Ph2Na4Gpui4YC0qxqbm3xTguS1F20aoPin/rgz29Dln9oKdkMD0IEgkl9/x X-Received: from kyletso.ntc.corp.google.com ([2401:fa00:fc:202:c9e8:9a17:9774:bcd3]) (user=kyletso job=sendgmr) by 2002:a17:90a:4d01:: with SMTP id c1mr4671785pjg.113.1622550729511; Tue, 01 Jun 2021 05:32:09 -0700 (PDT) Date: Tue, 1 Jun 2021 20:31:49 +0800 In-Reply-To: <20210601123151.3441914-1-kyletso@google.com> Message-Id: <20210601123151.3441914-3-kyletso@google.com> Mime-Version: 1.0 References: <20210601123151.3441914-1-kyletso@google.com> X-Mailer: git-send-email 2.32.0.rc0.204.g9fa02ecfa5-goog Subject: [PATCH v3 2/4] dt-bindings: connector: Add PD rev 2.0 VDO definition From: Kyle Tso To: linux@roeck-us.net, heikki.krogerus@linux.intel.com, gregkh@linuxfoundation.org, robh+dt@kernel.org Cc: badhri@google.com, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Kyle Tso Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the VDO definition for USB PD rev 2.0 in the bindings and define a new property snk-vdos-v1 containing legacy VDOs as the responses to the port partner which only supports PD rev 2.0. Signed-off-by: Kyle Tso --- changes since v2: - no change .../bindings/connector/usb-connector.yaml | 15 ++++ include/dt-bindings/usb/pd.h | 69 ++++++++++++++++++- 2 files changed, 81 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml index 32509b98142e..92b49bc37939 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml @@ -149,6 +149,17 @@ properties: maxItems: 6 $ref: /schemas/types.yaml#/definitions/uint32-array + sink-vdos-v1: + description: An array of u32 with each entry, a Vendor Defined Message Object (VDO), + providing additional information corresponding to the product, the detailed bit + definitions and the order of each VDO can be found in + "USB Power Delivery Specification Revision 2.0, Version 1.3" chapter 6.4.4.3.1 Discover + Identity. User can specify the VDO array via VDO_IDH/_CERT/_PRODUCT/_CABLE/_AMA defined in + dt-bindings/usb/pd.h. + minItems: 3 + maxItems: 6 + $ref: /schemas/types.yaml#/definitions/uint32-array + op-sink-microwatt: description: Sink required operating power in microwatt, if source can't offer the power, Capability Mismatch is set. Required for power sink and @@ -207,6 +218,10 @@ properties: SNK_READY for non-pd link. type: boolean +dependencies: + sink-vdos-v1: [ 'sink-vdos' ] + sink-vdos: [ 'sink-vdos-v1' ] + required: - compatible diff --git a/include/dt-bindings/usb/pd.h b/include/dt-bindings/usb/pd.h index fef3ef65967f..9e47f9673405 100644 --- a/include/dt-bindings/usb/pd.h +++ b/include/dt-bindings/usb/pd.h @@ -106,6 +106,10 @@ * <20:16> :: Reserved, Shall be set to zero * <15:0> :: USB-IF assigned VID for this cable vendor */ + +/* PD Rev2.0 definition */ +#define IDH_PTYPE_UNDEF 0 + /* SOP Product Type (UFP) */ #define IDH_PTYPE_NOT_UFP 0 #define IDH_PTYPE_HUB 1 @@ -228,7 +232,25 @@ | ((pnum) & 0x1f)) /* - * Passive Cable VDO + * Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0) + * --------- + * <31:28> :: Cable HW version + * <27:24> :: Cable FW version + * <23:20> :: Reserved, Shall be set to zero + * <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive) + * <17> :: Reserved, Shall be set to zero + * <16:13> :: cable latency (0001 == <10ns(~1m length)) + * <12:11> :: cable termination type (11b == both ends active VCONN req) + * <10> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable) + * <9> :: SSTX2 Directionality support + * <8> :: SSRX1 Directionality support + * <7> :: SSRX2 Directionality support + * <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A) + * <4> :: Vbus through cable (0b == no, 1b == yes) + * <3> :: SOP" controller present? (0b == no, 1b == yes) + * <2:0> :: USB SS Signaling support + * + * Passive Cable VDO (PD Rev3.0+) * --------- * <31:28> :: Cable HW version * <27:24> :: Cable FW version @@ -244,7 +266,7 @@ * <4:3> :: Reserved, Shall be set to zero * <2:0> :: USB highest speed * - * Active Cable VDO 1 + * Active Cable VDO 1 (PD Rev3.0+) * --------- * <31:28> :: Cable HW version * <27:24> :: Cable FW version @@ -266,7 +288,9 @@ #define CABLE_VDO_VER1_0 0 #define CABLE_VDO_VER1_3 3 -/* Connector Type */ +/* Connector Type (_ATYPE and _BTYPE are for PD Rev2.0 only) */ +#define CABLE_ATYPE 0 +#define CABLE_BTYPE 1 #define CABLE_CTYPE 2 #define CABLE_CAPTIVE 3 @@ -303,12 +327,22 @@ #define CABLE_CURR_3A 1 #define CABLE_CURR_5A 2 +/* USB SuperSpeed Signaling Support (PD Rev2.0) */ +#define CABLE_USBSS_U2_ONLY 0 +#define CABLE_USBSS_U31_GEN1 1 +#define CABLE_USBSS_U31_GEN2 2 + /* USB Highest Speed */ #define CABLE_USB2_ONLY 0 #define CABLE_USB32_GEN1 1 #define CABLE_USB32_4_GEN2 2 #define CABLE_USB4_GEN3 3 +#define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \ + (((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18 \ + | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10 \ + | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 | ((cur) & 0x3) << 5 \ + | (vps) << 4 | (sopp) << 3 | ((usbss) & 0x7)) #define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \ (((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \ | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \ @@ -373,6 +407,35 @@ | ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3 \ | (iso) << 2 | (gen)) +/* + * AMA VDO (PD Rev2.0) + * --------- + * <31:28> :: Cable HW version + * <27:24> :: Cable FW version + * <23:12> :: Reserved, Shall be set to zero + * <11> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable) + * <10> :: SSTX2 Directionality support + * <9> :: SSRX1 Directionality support + * <8> :: SSRX2 Directionality support + * <7:5> :: Vconn power + * <4> :: Vconn power required + * <3> :: Vbus power required + * <2:0> :: USB SS Signaling support + */ +#define VDO_AMA(hw, fw, tx1d, tx2d, rx1d, rx2d, vcpwr, vcr, vbr, usbss) \ + (((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 \ + | (tx1d) << 11 | (tx2d) << 10 | (rx1d) << 9 | (rx2d) << 8 \ + | ((vcpwr) & 0x7) << 5 | (vcr) << 4 | (vbr) << 3 \ + | ((usbss) & 0x7)) + +#define PD_VDO_AMA_VCONN_REQ(vdo) (((vdo) >> 4) & 1) +#define PD_VDO_AMA_VBUS_REQ(vdo) (((vdo) >> 3) & 1) + +#define AMA_USBSS_U2_ONLY 0 +#define AMA_USBSS_U31_GEN1 1 +#define AMA_USBSS_U31_GEN2 2 +#define AMA_USBSS_BBONLY 3 + /* * VPD VDO * --------- -- 2.32.0.rc0.204.g9fa02ecfa5-goog