From patchwork Tue May 9 06:04:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Yang X-Patchwork-Id: 13235374 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id F1BA9C7EE24 for ; Tue, 9 May 2023 06:05:54 +0000 (UTC) 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:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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=/wqTN3o8wVwesei1JXtVKFGSihEpjD0tyqEoMDN3M8s=; b=q/DWUJhuFM+JQG C2BIeT/EBUr4k2zbhH3v5dQHlLsAbxJTiFjbjC4Jk6cLvZVwQWIqX/kyXrEcgIW3yhZPradJ2il3b 8fHznetR4u3+5Ccam8Y4hqWm2ChZ8uCDRKAgKlRlLq4m4dPGKE8SsWlWcEvLODEqAUv4h2J4QcF9n fdnrmoUvDjmUni7hVOTNsHDsZ+d5WCaXdupuUxdOIT3ltIxHicRWxnNiSGIzZL6RCxBdMkLEgAnKS DaJqGpuQvxBe0/AF6HSwHryBFiKtgL2TCivzzMKmk7tC7VO2KNpJYaSejO86rALJnxi6MwIwlICgK oSpeNBv9Xqwb6FdP+2GA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pwGTy-002NM5-25; Tue, 09 May 2023 06:05:54 +0000 Received: from mail-pl1-x62f.google.com ([2607:f8b0:4864:20::62f]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pwGTv-002NLJ-2O for linux-phy@lists.infradead.org; Tue, 09 May 2023 06:05:53 +0000 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1aaf21bb427so38995235ad.1 for ; Mon, 08 May 2023 23:05:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1683612350; x=1686204350; 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=s2lsYCo4oxUgya16WmGXOkA6dcbuRZDVUqCEBsg8LeM=; b=psNYFFoRqXzVRJbUF65ed/Lk9AN38pc5tKdSAz5oVhZRsiOuudb0vUMkrslgSvKWEm KlNyA097ebWS3LdoAxPUKu23PxZA4k70BsFvfmHnIFVkIP/wjwJRdd6tJiahyI/wiO95 u/MulO7WH4sZlhW8Z7PSPw25BbxOzCN1HEbWIKJF7+Q8zOPhuVP5yO/gtdrSjpuctqcO Dr/iTxh6YDovylTlDo3c3bCjLbRi1HnNc9+S+y0LhUDymg7TN5ETzh4NR1TtLllwAEh7 F+ywYl5IqyycDigAa6BjUzqb9YXs+xNbweDJ9OtrvDlryD3TY3wjw3hR5dXycDbM1w5B Wf8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683612350; x=1686204350; 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=s2lsYCo4oxUgya16WmGXOkA6dcbuRZDVUqCEBsg8LeM=; b=eLoqLqyOAH0kNF+cMGBtB2VsJcZQDmcqIA6U3DqhVjfTa+55m8b4tPjp5oFQFz//xM iw5TvROPm4y3sHvbPNEYzpf8Ug0d0Pzlpbd5NVQ1z9QF0/FChoQWmzyOjPFXI1lFr+36 sXnLJlL9zxE9hj1F7UZF74+2+kB7WeK1mhGhyov3+q4NDhs1A+mDkQuJ1gb+303QetnK vQXwaub1l/9B8PKghtnOpL1WrwC1W1AHXIf+0gmjART7pBV2alNsmsSg0rv2Tcskdgb5 Lej4sNw8Lu820F7JSXWskvllJ8M0bYVL3uGEr4Pwc0N98n16H5qRv3rldcc/V+vv8yKm 5prw== X-Gm-Message-State: AC+VfDwl7H6aAcchHG5eqy+TCoyRC4PkC1BquPU+ITOyIzpjBVfO4oOM mTBUBcwNKUl0KkcT9en2ARtfSM0Ihm+GqGxeNuM= X-Google-Smtp-Source: ACHHUZ6Qm3TwZmtOPXu2C0eNbLUBqrnNfbWFLLFQQxrqcEcq5bzBdtsOWFKzC2i1A3HdQ1iZerF61w== X-Received: by 2002:a17:902:db08:b0:1a6:b496:4053 with SMTP id m8-20020a170902db0800b001a6b4964053mr14908706plx.59.1683612350228; Mon, 08 May 2023 23:05:50 -0700 (PDT) Received: from d.home.yangfl.dn42 ([104.28.245.199]) by smtp.gmail.com with ESMTPSA id ay8-20020a1709028b8800b001a9a3b3f931sm582220plb.99.2023.05.08.23.05.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 May 2023 23:05:50 -0700 (PDT) From: David Yang To: linux-phy@lists.infradead.org Cc: David Yang , Vinod Koul , Kishon Vijay Abraham I , linux-kernel@vger.kernel.org Subject: [PATCH v2 1/2] phy: hisilicon: Add inno-usb2-phy driver for Hi3798MV100 Date: Tue, 9 May 2023 14:04:44 +0800 Message-Id: <20230509060449.1151113-2-mmyangfl@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230509060449.1151113-1-mmyangfl@gmail.com> References: <20230509060449.1151113-1-mmyangfl@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230508_230551_776796_9995D552 X-CRM114-Status: GOOD ( 16.95 ) 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: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Adopt existing phy-hisi-inno-usb2 driver to Hi3798MV100, with a slightly different TEST register convention. Signed-off-by: David Yang --- drivers/phy/hisilicon/phy-hisi-inno-usb2.c | 62 ++++++++++++++++------ 1 file changed, 46 insertions(+), 16 deletions(-) diff --git a/drivers/phy/hisilicon/phy-hisi-inno-usb2.c b/drivers/phy/hisilicon/phy-hisi-inno-usb2.c index b133ae06757a..15dafe359552 100644 --- a/drivers/phy/hisilicon/phy-hisi-inno-usb2.c +++ b/drivers/phy/hisilicon/phy-hisi-inno-usb2.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include #include @@ -20,12 +20,25 @@ #define PHY_CLK_STABLE_TIME 2 /* unit:ms */ #define UTMI_RST_COMPLETE_TIME 2 /* unit:ms */ #define POR_RST_COMPLETE_TIME 300 /* unit:us */ + +#define PHY_TYPE_0 0 +#define PHY_TYPE_1 1 + #define PHY_TEST_DATA GENMASK(7, 0) -#define PHY_TEST_ADDR GENMASK(15, 8) -#define PHY_TEST_PORT GENMASK(18, 16) -#define PHY_TEST_WREN BIT(21) -#define PHY_TEST_CLK BIT(22) /* rising edge active */ -#define PHY_TEST_RST BIT(23) /* low active */ +#define PHY_TEST_ADDR_OFFSET 8 +#define PHY0_TEST_ADDR GENMASK(15, 8) +#define PHY0_TEST_PORT_OFFSET 16 +#define PHY0_TEST_PORT GENMASK(18, 16) +#define PHY0_TEST_WREN BIT(21) +#define PHY0_TEST_CLK BIT(22) /* rising edge active */ +#define PHY0_TEST_RST BIT(23) /* low active */ +#define PHY1_TEST_ADDR GENMASK(11, 8) +#define PHY1_TEST_PORT_OFFSET 12 +#define PHY1_TEST_PORT BIT(12) +#define PHY1_TEST_WREN BIT(13) +#define PHY1_TEST_CLK BIT(14) /* rising edge active */ +#define PHY1_TEST_RST BIT(15) /* low active */ + #define PHY_CLK_ENABLE BIT(2) struct hisi_inno_phy_port { @@ -37,6 +50,7 @@ struct hisi_inno_phy_priv { void __iomem *mmio; struct clk *ref_clk; struct reset_control *por_rst; + unsigned int type; struct hisi_inno_phy_port ports[INNO_PHY_PORT_NUM]; }; @@ -45,17 +59,27 @@ static void hisi_inno_phy_write_reg(struct hisi_inno_phy_priv *priv, { void __iomem *reg = priv->mmio; u32 val; - - val = (data & PHY_TEST_DATA) | - ((addr << 8) & PHY_TEST_ADDR) | - ((port << 16) & PHY_TEST_PORT) | - PHY_TEST_WREN | PHY_TEST_RST; + u32 value; + + if (priv->type == PHY_TYPE_0) + val = (data & PHY_TEST_DATA) | + ((addr << PHY_TEST_ADDR_OFFSET) & PHY0_TEST_ADDR) | + ((port << PHY0_TEST_PORT_OFFSET) & PHY0_TEST_PORT) | + PHY0_TEST_WREN | PHY0_TEST_RST; + else + val = (data & PHY_TEST_DATA) | + ((addr << PHY_TEST_ADDR_OFFSET) & PHY1_TEST_ADDR) | + ((port << PHY1_TEST_PORT_OFFSET) & PHY1_TEST_PORT) | + PHY1_TEST_WREN | PHY1_TEST_RST; writel(val, reg); - val |= PHY_TEST_CLK; - writel(val, reg); + value = val; + if (priv->type == PHY_TYPE_0) + value |= PHY0_TEST_CLK; + else + value |= PHY1_TEST_CLK; + writel(value, reg); - val &= ~PHY_TEST_CLK; writel(val, reg); } @@ -135,6 +159,8 @@ static int hisi_inno_phy_probe(struct platform_device *pdev) if (IS_ERR(priv->por_rst)) return PTR_ERR(priv->por_rst); + priv->type = (uintptr_t) of_device_get_match_data(dev); + for_each_child_of_node(np, child) { struct reset_control *rst; struct phy *phy; @@ -170,8 +196,12 @@ static int hisi_inno_phy_probe(struct platform_device *pdev) } static const struct of_device_id hisi_inno_phy_of_match[] = { - { .compatible = "hisilicon,inno-usb2-phy", }, - { .compatible = "hisilicon,hi3798cv200-usb2-phy", }, + { .compatible = "hisilicon,inno-usb2-phy", + .data = (void *) PHY_TYPE_0 }, + { .compatible = "hisilicon,hi3798cv200-usb2-phy", + .data = (void *) PHY_TYPE_0 }, + { .compatible = "hisilicon,hi3798mv100-usb2-phy", + .data = (void *) PHY_TYPE_1 }, { }, }; MODULE_DEVICE_TABLE(of, hisi_inno_phy_of_match);