From patchwork Mon Oct 18 01:37:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 12564827 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03BC1C433FE for ; Mon, 18 Oct 2021 01:42:02 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C72EC61264 for ; Mon, 18 Oct 2021 01:42:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org C72EC61264 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=socionext.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=185r410P2m4sGLGLuiH8DO7hk+ux0snuYfGbuTBbsIM=; b=g15uBSAGHE6RxH 7F5ZsQSO3lcnn3vyw58AwvzUGVYMdGue8OTdpZ0HAZ6wWP0yMxCyJsSx8422QSuVzcizM47tIsDE7 zo5CfSn9fLVzyHB1LqfiYQdJtFWFiEF7u62eNKWAcDOgjvbuoYVD743TJuEBaTpO929rEaUehD2Dt bambON9a0sZLrkXVIpYbG+Mvh+06Bg2dpbGmiS/amVV59Xb+VLEGQfV9A2UQAoiuCHkcqEuRSJYu0 FpAKrJDJnwefq392E+LTWOjQGTmo5OJZ1o49jRM26CXKLFcUzMgZlfv81WeMXH4nrQz6BH4kk49Nd 3QSwqxADJ3sXgrS9xQAQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcHf7-00Dj8S-0f; Mon, 18 Oct 2021 01:42:01 +0000 Received: from mx.socionext.com ([202.248.49.38]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mcHam-00Dh7C-NW; Mon, 18 Oct 2021 01:37:34 +0000 Received: from unknown (HELO iyokan2-ex.css.socionext.com) ([172.31.9.54]) by mx.socionext.com with ESMTP; 18 Oct 2021 10:37:30 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by iyokan2-ex.css.socionext.com (Postfix) with ESMTP id 735862058B40; Mon, 18 Oct 2021 10:37:30 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Mon, 18 Oct 2021 10:37:30 +0900 Received: from plum.e01.socionext.com (unknown [10.212.243.119]) by kinkan2.css.socionext.com (Postfix) with ESMTP id DA0C0B62B7; Mon, 18 Oct 2021 10:37:29 +0900 (JST) From: Kunihiko Hayashi To: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Masami Hiramatsu Cc: linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Kunihiko Hayashi Subject: [PATCH 4/8] phy: uniphier-pcie: Add compatible string and SoC-dependent data for NX1 SoC Date: Mon, 18 Oct 2021 10:37:09 +0900 Message-Id: <1634521033-17003-5-git-send-email-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1634521033-17003-1-git-send-email-hayashi.kunihiko@socionext.com> References: <1634521033-17003-1-git-send-email-hayashi.kunihiko@socionext.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211017_183732_927773_07D5116F X-CRM114-Status: GOOD ( 15.07 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Add basic support for UniPhier NX1 SoC. This includes a compatible string, SoC-dependent data, and a function that set to 2-lane mode. Signed-off-by: Kunihiko Hayashi --- drivers/phy/socionext/phy-uniphier-pcie.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/phy/socionext/phy-uniphier-pcie.c b/drivers/phy/socionext/phy-uniphier-pcie.c index 6bdbd1f214dd..fde8aac5f4b6 100644 --- a/drivers/phy/socionext/phy-uniphier-pcie.c +++ b/drivers/phy/socionext/phy-uniphier-pcie.c @@ -39,6 +39,10 @@ #define SG_USBPCIESEL 0x590 #define SG_USBPCIESEL_PCIE BIT(0) +/* SC */ +#define SC_US3SRCSEL 0x2244 +#define SC_US3SRCSEL_2LANE GENMASK(9, 8) + #define PCL_PHY_R00 0 #define RX_EQ_ADJ_EN BIT(3) /* enable for EQ adjustment */ #define PCL_PHY_R06 6 @@ -261,6 +265,12 @@ static void uniphier_pciephy_ld20_setmode(struct regmap *regmap) SG_USBPCIESEL_PCIE, SG_USBPCIESEL_PCIE); } +static void uniphier_pciephy_nx1_setmode(struct regmap *regmap) +{ + regmap_update_bits(regmap, SC_US3SRCSEL, + SC_US3SRCSEL_2LANE, SC_US3SRCSEL_2LANE); +} + static const struct uniphier_pciephy_soc_data uniphier_pro5_data = { .is_legacy = true, }; @@ -274,6 +284,11 @@ static const struct uniphier_pciephy_soc_data uniphier_pxs3_data = { .is_legacy = false, }; +static const struct uniphier_pciephy_soc_data uniphier_nx1_data = { + .is_legacy = false, + .set_phymode = uniphier_pciephy_nx1_setmode, +}; + static const struct of_device_id uniphier_pciephy_match[] = { { .compatible = "socionext,uniphier-pro5-pcie-phy", @@ -287,6 +302,10 @@ static const struct of_device_id uniphier_pciephy_match[] = { .compatible = "socionext,uniphier-pxs3-pcie-phy", .data = &uniphier_pxs3_data, }, + { + .compatible = "socionext,uniphier-nx1-pcie-phy", + .data = &uniphier_nx1_data, + }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, uniphier_pciephy_match);