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[2001:14ba:a0db:1f00::8a5]) by smtp.gmail.com with ESMTPSA id h4-20020a056512350400b0050ab6112af2sm286287lfs.65.2023.11.21.12.29.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Nov 2023 12:29:26 -0800 (PST) From: Dmitry Baryshkov To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Mark Gross , Heikki Krogerus , Greg Kroah-Hartman Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-usb@vger.kernel.org Subject: [PATCH v2 1/2] dt-bindings: connector: usb: add accessory mode description Date: Tue, 21 Nov 2023 22:26:59 +0200 Message-ID: <20231121202925.2481471-2-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231121202925.2481471-1-dmitry.baryshkov@linaro.org> References: <20231121202925.2481471-1-dmitry.baryshkov@linaro.org> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add description of the USB-C Accessory Modes supported on the particular USB-C connector. This is required for devices like Qualcomm SM8150-HDK, which have no other way to express accessory modes supported by the hardware platform. Signed-off-by: Dmitry Baryshkov Reviewed-by: Rob Herring --- .../devicetree/bindings/connector/usb-connector.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml index c1aaac861d9d..b4f96ef85fb0 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml @@ -171,6 +171,18 @@ properties: offer the power, Capability Mismatch is set. Required for power sink and power dual role. + accessory-mode-audio: + type: boolean + description: Whether the device supports Audio Adapter Accessory Mode. This + is only necessary if there are no other means to discover supported + alternative modes (e.g. through the UCSI firmware interface). + + accessory-mode-debug: + type: boolean + description: Whether the device supports Debug Accessory Mode. This + is only necessary if there are no other means to discover supported + alternative modes (e.g. through the UCSI firmware interface). + altmodes: type: object description: List of Alternative Modes supported by the schematics on the From patchwork Tue Nov 21 20:27:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 746001 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="fCCR6+pb" Received: from mail-lf1-x12c.google.com (mail-lf1-x12c.google.com [IPv6:2a00:1450:4864:20::12c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 89EB71FF1 for ; Tue, 21 Nov 2023 12:29:33 -0800 (PST) Received: by mail-lf1-x12c.google.com with SMTP id 2adb3069b0e04-5079f9ec8d9so179512e87.0 for ; Tue, 21 Nov 2023 12:29:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1700598569; x=1701203369; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=H6pUSylQ57QDAnOYu4uoAZWK5eAYHbB7ZTMJQDUS70M=; b=fCCR6+pbo1xyY31e4mJ4cQXLs2L4HGXuHsCeD8RpJ4hj4cwx1nXW4hRhytYk81PBda wfmGjdEilXAxS699atHxZIdWrI5R9sVkCOwQR1OrBdPFeFG+h6i7R1bJipwEl7VfJ94D YTFykVcMwgeGntOEeCSW0Ktil4bI0i0o4PCYJz2hOpv36I+JVbro64MVO2Gf2E1+chth rNf+Ri48jKkc+dfkZQL/JRg1wvo8meRfxNmEsig0u5h6OPs0DLUC164A7au+KP/3sZ1X D9H8i07ZhFb5uGbRkM06vTp0MyEeBrW4pzBmr8DmFwSWUooIynKUnfZTzPNsRzGcEEUd 5ftg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700598569; x=1701203369; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=H6pUSylQ57QDAnOYu4uoAZWK5eAYHbB7ZTMJQDUS70M=; b=hjG87+VHtf0n5UaHep1SBo6Eq008QStEHr2EeLbD2z7FhugUhre464pHAGU3CO57A3 8RSthw8c+7StUTzh+Jacuy/s25/l79t4zLsvle9eZaIh8Rs69TkrXd81KUojxuFcSWzE BHYz0A0kMTxwejR8H21DVsqo/4BcpOVoDZ7RmUO0j8vYcZ+PJjIYCsJykjJk2dmInpJ5 utT1dz/rFIRNZ951CY04RO0kDpSUVgYg+juYa/BzgiqRo0QVvakgr34/1S3Vvuuym1Lq Mwa+jjrOuVWY75JQ+e+b7G34u66wc01CvoTRRa95k3TsZQt8UjK7y53c+1akREzZtZkn kWuw== X-Gm-Message-State: AOJu0Yzm+Vwntz7z5LkYD//yI/tTU8b5jtaQSZAs4Z2eHRRPb4OiLWlI Gro6Ph6NPoux76qfgOg0CZfjzg== X-Google-Smtp-Source: AGHT+IH0jTRQM5w+kYWIMAHKUNTpVDgqlCy01ePT/kCx57Ft4PfLmDfBxK5KunZbk5hReZpNqqabLA== X-Received: by 2002:a05:6512:3708:b0:50a:6fb8:a0c0 with SMTP id z8-20020a056512370800b0050a6fb8a0c0mr114755lfr.19.1700598568810; Tue, 21 Nov 2023 12:29:28 -0800 (PST) Received: from eriador.lan (dzdqv0yyyyyyyyyyybcwt-3.rev.dnainternet.fi. [2001:14ba:a0db:1f00::8a5]) by smtp.gmail.com with ESMTPSA id h4-20020a056512350400b0050ab6112af2sm286287lfs.65.2023.11.21.12.29.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Nov 2023 12:29:28 -0800 (PST) From: Dmitry Baryshkov To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Mark Gross , Heikki Krogerus , Greg Kroah-Hartman Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-usb@vger.kernel.org Subject: [PATCH v2 2/2] usb: typec: tcpm: Parse Accessory Mode information Date: Tue, 21 Nov 2023 22:27:00 +0200 Message-ID: <20231121202925.2481471-3-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231121202925.2481471-1-dmitry.baryshkov@linaro.org> References: <20231121202925.2481471-1-dmitry.baryshkov@linaro.org> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Some of the boards supported by the TCPM drivers can support USB-C Accessory Modes (Analog Audio, Debug). Parse information about supported modes from the device tree. Signed-off-by: Dmitry Baryshkov --- drivers/usb/typec/tcpm/tcpm.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 6e843c511b85..ba2926846269 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -6114,6 +6114,7 @@ static int tcpm_fw_get_caps(struct tcpm_port *port, { const char *opmode_str; int ret; + int mode; u32 mw, frs_current; if (!fwnode) @@ -6132,6 +6133,14 @@ static int tcpm_fw_get_caps(struct tcpm_port *port, if (ret < 0) return ret; + mode = 0; + + if (fwnode_property_read_bool(fwnode, "accessory-mode-audio")) + port->typec_caps.accessory[mode++] = TYPEC_ACCESSORY_AUDIO; + + if (fwnode_property_read_bool(fwnode, "accessory-mode-debug")) + port->typec_caps.accessory[mode++] = TYPEC_ACCESSORY_DEBUG; + port->port_type = port->typec_caps.type; port->pd_supported = !fwnode_property_read_bool(fwnode, "pd-disable");