From patchwork Mon Jun 24 02:02:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011979 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BC5A317D2 for ; Mon, 24 Jun 2019 02:01:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id ADCF828AA8 for ; Mon, 24 Jun 2019 02:01:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A10C128AE8; Mon, 24 Jun 2019 02:01:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 404FC28AA8 for ; Mon, 24 Jun 2019 02:01:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726558AbfFXCBM (ORCPT ); Sun, 23 Jun 2019 22:01:12 -0400 Received: from inva021.nxp.com ([92.121.34.21]:40634 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726438AbfFXCBM (ORCPT ); Sun, 23 Jun 2019 22:01:12 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 902B920051A; Mon, 24 Jun 2019 04:01:10 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id E5BC3200519; Mon, 24 Jun 2019 04:01:03 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 9599D402AB; Mon, 24 Jun 2019 10:00:55 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 1/8] doc: dt-binding: mxs-usb-phy: add compatible for 7ulp Date: Mon, 24 Jun 2019 10:02:51 +0800 Message-Id: <20190624020258.21690-2-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add compatible for 7ulp USB PHY. Reviewed-by: Rob Herring Signed-off-by: Peter Chen --- Documentation/devicetree/bindings/phy/mxs-usb-phy.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt b/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt index 6ac98b3b5f57..c9f5c0caf8a9 100644 --- a/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt +++ b/Documentation/devicetree/bindings/phy/mxs-usb-phy.txt @@ -7,6 +7,7 @@ Required properties: * "fsl,imx6sl-usbphy" for imx6sl * "fsl,vf610-usbphy" for Vybrid vf610 * "fsl,imx6sx-usbphy" for imx6sx + * "fsl,imx7ulp-usbphy" for imx7ulp "fsl,imx23-usbphy" is still a fallback for other strings - reg: Should contain registers location and length - interrupts: Should contain phy interrupt @@ -23,7 +24,7 @@ Optional properties: the 17.78mA TX reference current. Default: 100 Example: -usbphy1: usbphy@20c9000 { +usbphy1: usb-phy@20c9000 { compatible = "fsl,imx6q-usbphy", "fsl,imx23-usbphy"; reg = <0x020c9000 0x1000>; interrupts = <0 44 0x04>; From patchwork Mon Jun 24 02:02:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011981 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D9EEF6C5 for ; Mon, 24 Jun 2019 02:01:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CC4EF28AA8 for ; Mon, 24 Jun 2019 02:01:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C077228AE8; Mon, 24 Jun 2019 02:01:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4EBE628AA8 for ; Mon, 24 Jun 2019 02:01:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726655AbfFXCBO (ORCPT ); Sun, 23 Jun 2019 22:01:14 -0400 Received: from inva020.nxp.com ([92.121.34.13]:55138 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726331AbfFXCBO (ORCPT ); Sun, 23 Jun 2019 22:01:14 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 9BFF41A1013; Mon, 24 Jun 2019 04:01:11 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id BB39C1A101F; Mon, 24 Jun 2019 04:01:04 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id E33224030C; Mon, 24 Jun 2019 10:00:56 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 2/8] usb: phy: phy-mxs-usb: add imx7ulp support Date: Mon, 24 Jun 2019 10:02:52 +0800 Message-Id: <20190624020258.21690-3-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP At imx7ulp, the USB related analog register is located in PHY register region too, so we need to control PLL at PHY driver directly. Signed-off-by: Peter Chen --- drivers/usb/phy/phy-mxs-usb.c | 67 ++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 66 insertions(+), 1 deletion(-) diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c index 6fa16ab31e2e..70b8c8248caf 100644 --- a/drivers/usb/phy/phy-mxs-usb.c +++ b/drivers/usb/phy/phy-mxs-usb.c @@ -17,9 +17,11 @@ #include #include #include +#include #define DRIVER_NAME "mxs_phy" +/* Register Macro */ #define HW_USBPHY_PWD 0x00 #define HW_USBPHY_TX 0x10 #define HW_USBPHY_CTRL 0x30 @@ -37,6 +39,11 @@ #define GM_USBPHY_TX_TXCAL45DN(x) (((x) & 0xf) << 8) #define GM_USBPHY_TX_D_CAL(x) (((x) & 0xf) << 0) +/* imx7ulp */ +#define HW_USBPHY_PLL_SIC 0xa0 +#define HW_USBPHY_PLL_SIC_SET 0xa4 +#define HW_USBPHY_PLL_SIC_CLR 0xa8 + #define BM_USBPHY_CTRL_SFTRST BIT(31) #define BM_USBPHY_CTRL_CLKGATE BIT(30) #define BM_USBPHY_CTRL_OTG_ID_VALUE BIT(27) @@ -55,6 +62,12 @@ #define BM_USBPHY_IP_FIX (BIT(17) | BIT(18)) #define BM_USBPHY_DEBUG_CLKGATE BIT(30) +/* imx7ulp */ +#define BM_USBPHY_PLL_LOCK BIT(31) +#define BM_USBPHY_PLL_REG_ENABLE BIT(21) +#define BM_USBPHY_PLL_BYPASS BIT(16) +#define BM_USBPHY_PLL_POWER BIT(12) +#define BM_USBPHY_PLL_EN_USB_CLKS BIT(6) /* Anatop Registers */ #define ANADIG_ANA_MISC0 0x150 @@ -168,6 +181,9 @@ static const struct mxs_phy_data imx6ul_phy_data = { .flags = MXS_PHY_DISCONNECT_LINE_WITHOUT_VBUS, }; +static const struct mxs_phy_data imx7ulp_phy_data = { +}; + static const struct of_device_id mxs_phy_dt_ids[] = { { .compatible = "fsl,imx6sx-usbphy", .data = &imx6sx_phy_data, }, { .compatible = "fsl,imx6sl-usbphy", .data = &imx6sl_phy_data, }, @@ -175,6 +191,7 @@ static const struct of_device_id mxs_phy_dt_ids[] = { { .compatible = "fsl,imx23-usbphy", .data = &imx23_phy_data, }, { .compatible = "fsl,vf610-usbphy", .data = &vf610_phy_data, }, { .compatible = "fsl,imx6ul-usbphy", .data = &imx6ul_phy_data, }, + { .compatible = "fsl,imx7ulp-usbphy", .data = &imx7ulp_phy_data, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, mxs_phy_dt_ids); @@ -199,6 +216,11 @@ static inline bool is_imx6sl_phy(struct mxs_phy *mxs_phy) return mxs_phy->data == &imx6sl_phy_data; } +static inline bool is_imx7ulp_phy(struct mxs_phy *mxs_phy) +{ + return mxs_phy->data == &imx7ulp_phy_data; +} + /* * PHY needs some 32K cycles to switch from 32K clock to * bus (such as AHB/AXI, etc) clock. @@ -222,14 +244,49 @@ static void mxs_phy_tx_init(struct mxs_phy *mxs_phy) } } +static int mxs_phy_pll_enable(void __iomem *base, bool enable) +{ + int ret = 0; + + if (enable) { + u32 value; + + writel(BM_USBPHY_PLL_REG_ENABLE, base + HW_USBPHY_PLL_SIC_SET); + writel(BM_USBPHY_PLL_BYPASS, base + HW_USBPHY_PLL_SIC_CLR); + writel(BM_USBPHY_PLL_POWER, base + HW_USBPHY_PLL_SIC_SET); + ret = readl_poll_timeout(base + HW_USBPHY_PLL_SIC, + value, (value & BM_USBPHY_PLL_LOCK) != 0, + 100, 10000); + if (ret) + return ret; + + writel(BM_USBPHY_PLL_EN_USB_CLKS, base + + HW_USBPHY_PLL_SIC_SET); + } else { + writel(BM_USBPHY_PLL_EN_USB_CLKS, base + + HW_USBPHY_PLL_SIC_CLR); + writel(BM_USBPHY_PLL_POWER, base + HW_USBPHY_PLL_SIC_CLR); + writel(BM_USBPHY_PLL_BYPASS, base + HW_USBPHY_PLL_SIC_SET); + writel(BM_USBPHY_PLL_REG_ENABLE, base + HW_USBPHY_PLL_SIC_CLR); + } + + return ret; +} + static int mxs_phy_hw_init(struct mxs_phy *mxs_phy) { int ret; void __iomem *base = mxs_phy->phy.io_priv; + if (is_imx7ulp_phy(mxs_phy)) { + ret = mxs_phy_pll_enable(base, true); + if (ret) + return ret; + } + ret = stmp_reset_block(base + HW_USBPHY_CTRL); if (ret) - return ret; + goto disable_pll; /* Power up the PHY */ writel(0, base + HW_USBPHY_PWD); @@ -267,6 +324,11 @@ static int mxs_phy_hw_init(struct mxs_phy *mxs_phy) mxs_phy_tx_init(mxs_phy); return 0; + +disable_pll: + if (is_imx7ulp_phy(mxs_phy)) + mxs_phy_pll_enable(base, false); + return ret; } /* Return true if the vbus is there */ @@ -388,6 +450,9 @@ static void mxs_phy_shutdown(struct usb_phy *phy) writel(BM_USBPHY_CTRL_CLKGATE, phy->io_priv + HW_USBPHY_CTRL_SET); + if (is_imx7ulp_phy(mxs_phy)) + mxs_phy_pll_enable(phy->io_priv, false); + clk_disable_unprepare(mxs_phy->clk); } From patchwork Mon Jun 24 02:02:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011983 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 46B6117D2 for ; Mon, 24 Jun 2019 02:01:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3961A28AA8 for ; Mon, 24 Jun 2019 02:01:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2DB2828AE8; Mon, 24 Jun 2019 02:01:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DD86D28AE3 for ; Mon, 24 Jun 2019 02:01:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726686AbfFXCBP (ORCPT ); Sun, 23 Jun 2019 22:01:15 -0400 Received: from inva021.nxp.com ([92.121.34.21]:40726 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726567AbfFXCBO (ORCPT ); Sun, 23 Jun 2019 22:01:14 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 2B26420051B; Mon, 24 Jun 2019 04:01:13 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 820E320050F; Mon, 24 Jun 2019 04:01:06 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 3381E4030D; Mon, 24 Jun 2019 10:00:58 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 3/8] doc: dt-binding: ci-hdrc-usb2: add compatible string for imx7ulp Date: Mon, 24 Jun 2019 10:02:53 +0800 Message-Id: <20190624020258.21690-4-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add compatible string for imx7ulp. Reviewed-by: Rob Herring Signed-off-by: Peter Chen --- Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt index a254386a91ad..cfc9f40ab641 100644 --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt @@ -10,6 +10,7 @@ Required properties: "fsl,imx6sx-usb" "fsl,imx6ul-usb" "fsl,imx7d-usb" + "fsl,imx7ulp-usb" "lsi,zevio-usb" "qcom,ci-hdrc" "chipidea,usb2" From patchwork Mon Jun 24 02:02:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011993 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4BFF01805 for ; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3EFA728AA8 for ; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 33A4628AF7; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DF20128AA8 for ; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726711AbfFXCBQ (ORCPT ); Sun, 23 Jun 2019 22:01:16 -0400 Received: from inva020.nxp.com ([92.121.34.13]:55266 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726438AbfFXCBP (ORCPT ); Sun, 23 Jun 2019 22:01:15 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 082D31A04F6; Mon, 24 Jun 2019 04:01:14 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 5F3641A0EDF; Mon, 24 Jun 2019 04:01:07 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 8024D40313; Mon, 24 Jun 2019 10:00:59 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 4/8] doc: dt-binding: usbmisc-imx: add compatible string for imx7ulp Date: Mon, 24 Jun 2019 10:02:54 +0800 Message-Id: <20190624020258.21690-5-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add compatible string for imx7ulp Reviewed-by: Rob Herring Signed-off-by: Peter Chen --- Documentation/devicetree/bindings/usb/usbmisc-imx.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/usb/usbmisc-imx.txt b/Documentation/devicetree/bindings/usb/usbmisc-imx.txt index a85a631ec434..b353b9816487 100644 --- a/Documentation/devicetree/bindings/usb/usbmisc-imx.txt +++ b/Documentation/devicetree/bindings/usb/usbmisc-imx.txt @@ -7,6 +7,7 @@ Required properties: "fsl,vf610-usbmisc" for Vybrid vf610 "fsl,imx6sx-usbmisc" for imx6sx "fsl,imx7d-usbmisc" for imx7d + "fsl,imx7ulp-usbmisc" for imx7ulp - reg: Should contain registers location and length Examples: From patchwork Mon Jun 24 02:02:55 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011987 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D5E1A924 for ; Mon, 24 Jun 2019 02:01:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C723D28AA8 for ; Mon, 24 Jun 2019 02:01:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B9A9F28AE8; Mon, 24 Jun 2019 02:01:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 39DDA28AA8 for ; Mon, 24 Jun 2019 02:01:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726796AbfFXCBT (ORCPT ); Sun, 23 Jun 2019 22:01:19 -0400 Received: from inva020.nxp.com ([92.121.34.13]:55320 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726691AbfFXCBS (ORCPT ); Sun, 23 Jun 2019 22:01:18 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id F01C61A04ED; Mon, 24 Jun 2019 04:01:15 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 1B9BE1A100D; Mon, 24 Jun 2019 04:01:09 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id CC662402FB; Mon, 24 Jun 2019 10:01:00 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 5/8] usb: chipidea: imx: add imx7ulp support Date: Mon, 24 Jun 2019 10:02:55 +0800 Message-Id: <20190624020258.21690-6-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In this commit, we add CI_HDRC_PMQOS to avoid system entering idle, at imx7ulp, if the system enters idle, the DMA will stop, so the USB transfer can't work at this case. Signed-off-by: Peter Chen --- drivers/usb/chipidea/ci_hdrc_imx.c | 28 +++++++++++++++++++++++++++- drivers/usb/chipidea/usbmisc_imx.c | 4 ++++ include/linux/usb/chipidea.h | 1 + 3 files changed, 32 insertions(+), 1 deletion(-) diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index ceec8d5985d4..a76708501236 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -13,6 +13,7 @@ #include #include #include +#include #include "ci.h" #include "ci_hdrc_imx.h" @@ -63,6 +64,11 @@ static const struct ci_hdrc_imx_platform_flag imx7d_usb_data = { .flags = CI_HDRC_SUPPORTS_RUNTIME_PM, }; +static const struct ci_hdrc_imx_platform_flag imx7ulp_usb_data = { + .flags = CI_HDRC_SUPPORTS_RUNTIME_PM | + CI_HDRC_PMQOS, +}; + static const struct of_device_id ci_hdrc_imx_dt_ids[] = { { .compatible = "fsl,imx23-usb", .data = &imx23_usb_data}, { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data}, @@ -72,6 +78,7 @@ static const struct of_device_id ci_hdrc_imx_dt_ids[] = { { .compatible = "fsl,imx6sx-usb", .data = &imx6sx_usb_data}, { .compatible = "fsl,imx6ul-usb", .data = &imx6ul_usb_data}, { .compatible = "fsl,imx7d-usb", .data = &imx7d_usb_data}, + { .compatible = "fsl,imx7ulp-usb", .data = &imx7ulp_usb_data}, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids); @@ -93,6 +100,8 @@ struct ci_hdrc_imx_data { struct clk *clk_ahb; struct clk *clk_per; /* --------------------------------- */ + struct pm_qos_request pm_qos_req; + const struct ci_hdrc_imx_platform_flag *plat_data; }; /* Common functions shared by usbmisc drivers */ @@ -309,6 +318,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) if (!data) return -ENOMEM; + data->plat_data = imx_platform_flag; + pdata.flags |= imx_platform_flag->flags; platform_set_drvdata(pdev, data); data->usbmisc_data = usbmisc_get_init_data(dev); if (IS_ERR(data->usbmisc_data)) @@ -369,6 +380,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) } } } + + if (pdata.flags & CI_HDRC_PMQOS) + pm_qos_add_request(&data->pm_qos_req, + PM_QOS_CPU_DMA_LATENCY, 0); + ret = imx_get_clks(dev); if (ret) goto disable_hsic_regulator; @@ -396,7 +412,6 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) usb_phy_init(pdata.usb_phy); } - pdata.flags |= imx_platform_flag->flags; if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM) data->supports_runtime_pm = true; @@ -439,6 +454,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) disable_hsic_regulator: if (data->hsic_pad_regulator) ret = regulator_disable(data->hsic_pad_regulator); + if (pdata.flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); return ret; } @@ -455,6 +472,8 @@ static int ci_hdrc_imx_remove(struct platform_device *pdev) if (data->override_phy_control) usb_phy_shutdown(data->phy); imx_disable_unprepare_clks(&pdev->dev); + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); if (data->hsic_pad_regulator) regulator_disable(data->hsic_pad_regulator); @@ -480,6 +499,9 @@ static int __maybe_unused imx_controller_suspend(struct device *dev) } imx_disable_unprepare_clks(dev); + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); + data->in_lpm = true; return 0; @@ -497,6 +519,10 @@ static int __maybe_unused imx_controller_resume(struct device *dev) return 0; } + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_add_request(&data->pm_qos_req, + PM_QOS_CPU_DMA_LATENCY, 0); + ret = imx_prepare_enable_clks(dev); if (ret) return ret; diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbmisc_imx.c index d8b67e150b12..b7a5727d0c8a 100644 --- a/drivers/usb/chipidea/usbmisc_imx.c +++ b/drivers/usb/chipidea/usbmisc_imx.c @@ -763,6 +763,10 @@ static const struct of_device_id usbmisc_imx_dt_ids[] = { .compatible = "fsl,imx7d-usbmisc", .data = &imx7d_usbmisc_ops, }, + { + .compatible = "fsl,imx7ulp-usbmisc", + .data = &imx7d_usbmisc_ops, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, usbmisc_imx_dt_ids); diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h index 911e05af671e..edd89b7c8f18 100644 --- a/include/linux/usb/chipidea.h +++ b/include/linux/usb/chipidea.h @@ -61,6 +61,7 @@ struct ci_hdrc_platform_data { #define CI_HDRC_OVERRIDE_PHY_CONTROL BIT(12) /* Glue layer manages phy */ #define CI_HDRC_REQUIRES_ALIGNED_DMA BIT(13) #define CI_HDRC_IMX_IS_HSIC BIT(14) +#define CI_HDRC_PMQOS BIT(15) enum usb_dr_mode dr_mode; #define CI_HDRC_CONTROLLER_RESET_EVENT 0 #define CI_HDRC_CONTROLLER_STOPPED_EVENT 1 From patchwork Mon Jun 24 02:02:56 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011989 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DAFD56C5 for ; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CEAAB28AF7 for ; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C0AE528AA8; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 63A9E28AA8 for ; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726793AbfFXCBT (ORCPT ); Sun, 23 Jun 2019 22:01:19 -0400 Received: from inva020.nxp.com ([92.121.34.13]:55362 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726753AbfFXCBS (ORCPT ); Sun, 23 Jun 2019 22:01:18 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 920851A100D; Mon, 24 Jun 2019 04:01:16 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id E6AF51A1023; Mon, 24 Jun 2019 04:01:09 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 1B0FD4031E; Mon, 24 Jun 2019 10:01:02 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 6/8] ARM: dts: imx7ulp: add imx7ulp USBOTG1 support Date: Mon, 24 Jun 2019 10:02:56 +0800 Message-Id: <20190624020258.21690-7-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add imx7ulp USBOTG1 support. Signed-off-by: Peter Chen --- arch/arm/boot/dts/imx7ulp.dtsi | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi index d6b711011cba..2679856aaf65 100644 --- a/arch/arm/boot/dts/imx7ulp.dtsi +++ b/arch/arm/boot/dts/imx7ulp.dtsi @@ -30,6 +30,7 @@ serial1 = &lpuart5; serial2 = &lpuart6; serial3 = &lpuart7; + usbphy0 = &usbphy1; }; cpus { @@ -133,6 +134,33 @@ clock-names = "ipg", "per"; }; + usbotg1: usb@40330000 { + compatible = "fsl,imx7ulp-usb", "fsl,imx6ul-usb"; + reg = <0x40330000 0x200>; + interrupts = ; + clocks = <&pcc2 IMX7ULP_CLK_USB0>; + phys = <&usbphy1>; + fsl,usbmisc = <&usbmisc1 0>; + ahb-burst-config = <0x0>; + tx-burst-size-dword = <0x8>; + rx-burst-size-dword = <0x8>; + status = "disabled"; + }; + + usbmisc1: usbmisc@40330200 { + compatible = "fsl,imx7ulp-usbmisc", "fsl,imx7d-usbmisc"; + #index-cells = <1>; + reg = <0x40330200 0x200>; + }; + + usbphy1: usb-phy@0x40350000 { + compatible = "fsl,imx7ulp-usbphy", "fsl,imx6ul-usbphy"; + reg = <0x40350000 0x1000>; + interrupts = ; + clocks = <&pcc2 IMX7ULP_CLK_USB_PHY>; + #phy-cells = <0>; + }; + usdhc0: mmc@40370000 { compatible = "fsl,imx7ulp-usdhc", "fsl,imx6sx-usdhc"; reg = <0x40370000 0x10000>; From patchwork Mon Jun 24 02:02:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011991 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0C08117D2 for ; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F3DFE28AE3 for ; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E852928AF8; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8D08B28AE3 for ; Mon, 24 Jun 2019 02:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726811AbfFXCBU (ORCPT ); Sun, 23 Jun 2019 22:01:20 -0400 Received: from inva020.nxp.com ([92.121.34.13]:55434 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726574AbfFXCBU (ORCPT ); Sun, 23 Jun 2019 22:01:20 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 4D4D21A0ED4; Mon, 24 Jun 2019 04:01:18 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A37261A1022; Mon, 24 Jun 2019 04:01:11 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 5DE844030F; Mon, 24 Jun 2019 10:01:03 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 7/8] ARM: dts: imx7ulp-evk: enable USBOTG1 support Date: Mon, 24 Jun 2019 10:02:57 +0800 Message-Id: <20190624020258.21690-8-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Enable USBOTG1 support for evk board, it is dual-role function port. Signed-off-by: Peter Chen --- arch/arm/boot/dts/imx7ulp-evk.dts | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/imx7ulp-evk.dts b/arch/arm/boot/dts/imx7ulp-evk.dts index a09026a6d22e..c8a56a2ae9a5 100644 --- a/arch/arm/boot/dts/imx7ulp-evk.dts +++ b/arch/arm/boot/dts/imx7ulp-evk.dts @@ -22,6 +22,17 @@ reg = <0x60000000 0x40000000>; }; + reg_usb_otg1_vbus: regulator-usb-otg1-vbus { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbotg1_vbus>; + regulator-name = "usb_otg1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio_ptc 0 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_vsd_3v3: regulator-vsd-3v3 { compatible = "regulator-fixed"; regulator-name = "VSD_3V3"; @@ -40,6 +51,17 @@ status = "okay"; }; +&usbotg1 { + vbus-supply = <®_usb_otg1_vbus>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbotg1_id>; + srp-disable; + hnp-disable; + adp-disable; + over-current-active-low; + status = "okay"; +}; + &usdhc0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc0>; @@ -57,6 +79,19 @@ bias-pull-up; }; + pinctrl_usbotg1_vbus: otg1vbusgrp { + fsl,pins = < + IMX7ULP_PAD_PTC0__PTC0 0x20000 + >; + }; + + pinctrl_usbotg1_id: otg1idgrp { + fsl,pins = < + IMX7ULP_PAD_PTC13__USB0_ID 0x10003 + IMX7ULP_PAD_PTC16__USB1_OC2 0x10003 + >; + }; + pinctrl_usdhc0: usdhc0grp { fsl,pins = < IMX7ULP_PAD_PTD1__SDHC0_CMD 0x43 From patchwork Mon Jun 24 02:02:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 11011995 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A7F816C5 for ; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9A11A28AA8 for ; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 87D9528AF8; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3FDFC28B02 for ; Mon, 24 Jun 2019 02:01:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726574AbfFXCBX (ORCPT ); Sun, 23 Jun 2019 22:01:23 -0400 Received: from inva021.nxp.com ([92.121.34.21]:40936 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726691AbfFXCBV (ORCPT ); Sun, 23 Jun 2019 22:01:21 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 9B41D20051A; Mon, 24 Jun 2019 04:01:19 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id F0F34200522; Mon, 24 Jun 2019 04:01:12 +0200 (CEST) Received: from mega.ap.freescale.net (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id A15474031F; Mon, 24 Jun 2019 10:01:04 +0800 (SGT) From: Peter Chen To: balbi@kernel.org, shawnguo@kernel.org Cc: robh+dt@kernel.org, fabio.estevam@nxp.com, kernel@pengutronix.de, devicetree@vger.kernel.org, aisheng.dong@nxp.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org, chunfeng.yun@mediatek.com, sergei.shtylyov@cogentembedded.com, Peter Chen Subject: [PATCH v5 8/8] usb: chipidea: imx: "fsl,usbphy" phandle is not mandatory now Date: Mon, 24 Jun 2019 10:02:58 +0800 Message-Id: <20190624020258.21690-9-peter.chen@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624020258.21690-1-peter.chen@nxp.com> References: <20190624020258.21690-1-peter.chen@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Since the chipidea common code support get the USB PHY phandle from "phys", the glue layer is not mandatory to get the "fsl,usbphy" phandle any more. Signed-off-by: Peter Chen --- drivers/usb/chipidea/ci_hdrc_imx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index a76708501236..b5abfe89190c 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -398,8 +398,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) ret = PTR_ERR(data->phy); /* Return -EINVAL if no usbphy is available */ if (ret == -ENODEV) - ret = -EINVAL; - goto err_clk; + data->phy = NULL; + else + goto err_clk; } pdata.usb_phy = data->phy;