From nobody Mon Feb 9 21:37:35 2026 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 207DC3D569; Fri, 29 Mar 2024 07:48:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=92.121.34.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711698517; cv=none; b=TeMgcgnLnD6Jb3GBkHHcV1MxrrtvH814/UnfUcJNrLPmiPoRBA4x/cT82FG8ct5WUV0vhV057g+UqcgqaRPiRMsmz0SzOrNkXkap/hXAZW27VFGCBN7wZiKscAyZCkdqkK6sAUj1R29615L4H5lgPqVWfP4T+77jOfuMqZeS2a4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711698517; c=relaxed/simple; bh=ALaE+zcSQMtY5KqTM7PnPkfpveagz52jI+cnc103xNU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=s6k2eoAOcZ5uh4LgMRLdyd58cOznloo3oYdUG+Sl1uAfMKamv9NGVQFA4WIANi9Z1PsxTu9usvCKKC8EN6ulqVHDZ7asHvaE2lnh+hNXVSnU08Jox/OCiIiq5cfCB/mu56asOfTSgbFCisjslDwd5BfqeEKtv8B02d973g8m65c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; arc=none smtp.client-ip=92.121.34.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 675AF2008BA; Fri, 29 Mar 2024 08:48:34 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 1C3E52008D9; Fri, 29 Mar 2024 08:48:34 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 325D0183ACAC; Fri, 29 Mar 2024 15:48:32 +0800 (+08) From: Richard Zhu To: vkoul@kernel.org, kishon@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [RFC 2/3] dt-bindings: phy: phy-imx8-pcie: Add binding for i.MX8Q HSIO SerDes PHY Date: Fri, 29 Mar 2024 15:31:32 +0800 Message-Id: <1711697493-16151-3-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1711697493-16151-1-git-send-email-hongxing.zhu@nxp.com> References: <1711697493-16151-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add binding for controller ID and HSIO configuration setting of the i.MX8Q HSIO SerDes PHY. Signed-off-by: Richard Zhu --- include/dt-bindings/phy/phy-imx8-pcie.h | 26 +++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/include/dt-bindings/phy/phy-imx8-pcie.h b/include/dt-bindings/= phy/phy-imx8-pcie.h index 8bbe2d6538d8..5cd5580879fa 100644 --- a/include/dt-bindings/phy/phy-imx8-pcie.h +++ b/include/dt-bindings/phy/phy-imx8-pcie.h @@ -11,4 +11,30 @@ #define IMX8_PCIE_REFCLK_PAD_INPUT 1 #define IMX8_PCIE_REFCLK_PAD_OUTPUT 2 =20 +/* + * i.MX8QM HSIO subsystem has three lane PHYs and three controllers: + * PCIEA(2 lanes capapble PCIe controller), PCIEB (only support one + * lane) and SATA. + * In the different use cases. PCIEA can be binded to PHY lane0, lane1 + * or Lane0 and lane1. PCIEB can be binded to lane1 or lane2 PHY. SATA + * can only be binded to last lane2 PHY. + * Define i.MX8Q HSIO controller ID here to specify the controller + * binded to the PHY. + * Meanwhile, i.MX8QXP HSIO subsystem has one lane PHY and PCIEB(only + * support one lane) controller. + */ +#define IMX8Q_HSIO_PCIEA_ID 0 +#define IMX8Q_HSIO_PCIEB_ID 1 +#define IMX8Q_HSIO_SATA_ID 2 + +/* + * On i.MX8QM, PCIEA is mandatory required if the HSIO is enabled. + * Define configurations beside PCIEA is enabled. + * On i.MX8QXP, HSIO module only has PCIEB and one lane PHY. + * The "IMX8Q_HSIO_CFG_PCIEB" can be used on i.MX8QXP platforms. + */ +#define IMX8Q_HSIO_CFG_SATA 1 +#define IMX8Q_HSIO_CFG_PCIEB 2 +#define IMX8Q_HSIO_CFG_PCIEBSATA 3 + #endif /* _DT_BINDINGS_IMX8_PCIE_H */ --=20 2.37.1