From patchwork Sun Oct 1 08:11:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abdel Alkuor X-Patchwork-Id: 147109 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:612c:2a8e:b0:403:3b70:6f57 with SMTP id in14csp894270vqb; Sun, 1 Oct 2023 07:14:52 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGmtkCoJuYmzO1ZrLqTRmsniRmt/20FEze4lJSen0vOJwZhqslfolkzKTVr1Bz5FJec4MSU X-Received: by 2002:a17:903:230b:b0:1c3:4565:22f with SMTP id d11-20020a170903230b00b001c34565022fmr10972560plh.21.1696169692125; Sun, 01 Oct 2023 07:14:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1696169692; cv=none; d=google.com; s=arc-20160816; b=KoJVzcgZBVmLdS4WZVVa1PEL/ef5arbaXKlCfltL/B6F01G2w1t9nU3C2CWh4IvMyb eqJGAOAV2Zr8qzRt6iRmF0n9LBEomgX2Udzm1sc/KNnVB5bzOt4oF4V0VM9Y7MEDdWCh hdgVmzXIhoKH5/aGIJPZ8MGF+6M5RhawsyJSfoxYL9v+DgA+I52V9fjdcMKec8CJCCN1 pYHuCw9pxT+H0N4x5sJasrz8fngNFid4qDOcu8RYF7MK42xmApM+BHQL5ZVIip+4D+EN khcefsYwibz9EC962f8PcJ318znx4K1BwWzjWnwAYuGfR3HwUza153DWI6Aeud70aPe/ 1rEQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=39ntlcYvDYrsu2wkLxDzmVg+LA5a9z1WHwPNTIKFmRs=; fh=NDkcCmflgZsGSiSjskszThji4SYIrQ1hJIxt3Zy9sPE=; b=FeYhCvFRBUpE2/bHyp0YQyxWR4HIj9IEEFlFH7vNaK6bb4YI+OFKlCMz6/3+NgGOUj kQNrfwkPFtSQzIFSLlNVBM4ocGNjdWfqVGqBkBn+MmSEhYR7hf8bm3ePWnQL1ononGlv uvFrEdQaGLxz4lwpl5tQx7RsIoM2PwChIdgZr8wWWncgya7+tPKb/eh7mlZle7apSvMC +GS6k2PiDSE1195+CTxIMTDVVva5kWX5WiXWHUq09qxDKMRv7GHqwIqasFBZymMoCVxh VmZ5waDOyRtB724Cxm0pv+r/NTe9YwPULitlQzh60CI40vyoGHm3IDB8wLtT0uxT6ZGZ ssoQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b=jNTGOrHs; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:2 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from agentk.vger.email (agentk.vger.email. [2620:137:e000::3:2]) by mx.google.com with ESMTPS id f13-20020a170902ce8d00b001bdad5f0f0bsi25480635plg.543.2023.10.01.07.14.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Oct 2023 07:14:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:2 as permitted sender) client-ip=2620:137:e000::3:2; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b=jNTGOrHs; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:2 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by agentk.vger.email (Postfix) with ESMTP id E58EB8135CF5; Sun, 1 Oct 2023 01:16:19 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at agentk.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234573AbjJAIPo (ORCPT + 19 others); Sun, 1 Oct 2023 04:15:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50018 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234481AbjJAIPc (ORCPT ); Sun, 1 Oct 2023 04:15:32 -0400 Received: from mail-ej1-x62d.google.com (mail-ej1-x62d.google.com [IPv6:2a00:1450:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4C45EA; Sun, 1 Oct 2023 01:15:27 -0700 (PDT) Received: by mail-ej1-x62d.google.com with SMTP id a640c23a62f3a-9ad8a822508so2158568566b.0; Sun, 01 Oct 2023 01:15:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696148126; x=1696752926; 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=39ntlcYvDYrsu2wkLxDzmVg+LA5a9z1WHwPNTIKFmRs=; b=jNTGOrHskVgeAPjBDmmszNf7xAy+CK929rEJrauutvWSzEyaTb4tb5OrZ4ahHP/0Bw EjnhQJ6c6Mcx072AXRLUAVQgaOUMu7u6AjBUR+eScxO8pQUTh6cr/j3SXzjQcfikwxCH IiD1LsJQR3fBjTdLVMzcSh9lS96fwALeFtijyszL8apFDhO8RCKsNDU8VBCchnQSPWAs 8OOT0AqdPtz60CBVpbBGEAmvQFTrCUkxAJv3Ue5b+AN4KiZNh6iVaCN7YKBoa5wUDuW8 IQsSwc3KyzpLSeHbcLgV1qbLddSynujDNrzE7fFHJstzk2tvSKDhtko6Mc7ZJwFz/E0w VAng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696148126; x=1696752926; 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=39ntlcYvDYrsu2wkLxDzmVg+LA5a9z1WHwPNTIKFmRs=; b=bwJgFStFLs/kin6oP/jY1v6CF5W6LNCQu7hG5FIn14XYpNSpvHFvS8d6byobBZuB2K +H+eWfKH7rn2CzCiSIjYs/ScoTgfRpzWfaNHX0JyIqjaepUek9dx2OdMzd4AS/dltBT3 9of3wxtW8zgE2zOZezjlzX7BV6qVa77kc2jXF/HH+nrUl6m1ebM7KSBMF1OKM2LSf+GU w3xKWaK6tmaJye4Lh+09xHz9I0vgGU+BwcPxx/C4y9gegJp6XIzy7ExHdwLY4KSyJkce rXl6H1zrvXbFYIbNdnOXm3NWhvImvkPEgpBkoMfBx488/hgH7PH5acXOD56P1Ihbw8P2 t5Gg== X-Gm-Message-State: AOJu0YwMRjNY4bI1GvmIxl9vl/PWXPUU7JN9tqoW5yA6WkZCSu91aw0d bHCeow6hHohV0XJzsT1EdEg= X-Received: by 2002:a17:906:5daa:b0:9ad:7890:b4c0 with SMTP id n10-20020a1709065daa00b009ad7890b4c0mr6250083ejv.56.1696148126108; Sun, 01 Oct 2023 01:15:26 -0700 (PDT) Received: from primary.. ([213.139.52.198]) by smtp.gmail.com with ESMTPSA id e8-20020a170906374800b0099cf840527csm15121841ejc.153.2023.10.01.01.15.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Oct 2023 01:15:25 -0700 (PDT) From: Abdel Alkuor To: heikki.krogerus@linux.intel.com, krzysztof.kozlowski+dt@linaro.org, bryan.odonoghue@linaro.org Cc: gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, ryan.eleceng@gmail.com, robh+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, Abdel Alkuor Subject: [PATCH v9 05/14] USB: typec: tps6598x: Check for EEPROM present Date: Sun, 1 Oct 2023 04:11:25 -0400 Message-Id: <20231001081134.37101-6-alkuor@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231001081134.37101-1-alkuor@gmail.com> References: <20231001081134.37101-1-alkuor@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on agentk.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (agentk.vger.email [0.0.0.0]); Sun, 01 Oct 2023 01:16:20 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1778562830848934374 X-GMAIL-MSGID: 1778562830848934374 From: Abdel Alkuor When an EEPROM is present, tps25750 loads the binary configuration from EEPROM. Hence, all we need to do is wait for the device to switch to APP mode Signed-off-by: Abdel Alkuor Reviewed-by: Heikki Krogerus --- Changes in v9: - No changes Changes in v8: - No changes Changes in v7: - Add driver name to commit subject Changes in v6: - Update eeprom macro to use TPS instead Changes in v5: - Incorporating tps25750 into tps6598x driver drivers/usb/typec/tipd/core.c | 13 +++++++++++++ drivers/usb/typec/tipd/tps6598x.h | 3 +++ 2 files changed, 16 insertions(+) diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index 2e7b9eafaf04..21b0ea2c9627 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -37,6 +37,7 @@ #define TPS_REG_STATUS 0x1a #define TPS_REG_SYSTEM_CONF 0x28 #define TPS_REG_CTRL_CONF 0x29 +#define TPS_REG_BOOT_STATUS 0x2D #define TPS_REG_POWER_STATUS 0x3f #define TPS_REG_RX_IDENTITY_SOP 0x48 #define TPS_REG_DATA_STATUS 0x5f @@ -910,6 +911,17 @@ static int tps25750_apply_patch(struct tps6598x *tps) { int ret; unsigned long timeout; + u64 status = 0; + + ret = tps6598x_block_read(tps, TPS_REG_BOOT_STATUS, &status, 5); + if (ret) + return ret; + /* + * Nothing to be done if the configuration + * is being loaded from EERPOM + */ + if (status & TPS_BOOT_STATUS_I2C_EEPROM_PRESENT) + goto wait_for_app; ret = tps25750_start_patch_burst_mode(tps); if (ret) { @@ -921,6 +933,7 @@ static int tps25750_apply_patch(struct tps6598x *tps) if (ret) return ret; +wait_for_app: timeout = jiffies + msecs_to_jiffies(1000); do { diff --git a/drivers/usb/typec/tipd/tps6598x.h b/drivers/usb/typec/tipd/tps6598x.h index 527857549d69..a80d0929f3ee 100644 --- a/drivers/usb/typec/tipd/tps6598x.h +++ b/drivers/usb/typec/tipd/tps6598x.h @@ -199,4 +199,7 @@ #define TPS_DATA_STATUS_DP_SPEC_PIN_ASSIGNMENT_A BIT(2) #define TPS_DATA_STATUS_DP_SPEC_PIN_ASSIGNMENT_B (BIT(2) | BIT(1)) +/* BOOT STATUS REG*/ +#define TPS_BOOT_STATUS_I2C_EEPROM_PRESENT BIT(3) + #endif /* __TPS6598X_H__ */