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From: Ran Wang <ran.wang_1@nxp.com>
To: <linux-kernel@vger.kernel.org>, <linux-usb@vger.kernel.org>,
	<devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	Felipe Balbi <balbi@kernel.org>
Cc: <robh+dt@kernel.org>, <mark.rutland@arm.com>, <kishon@ti.com>,
	<catalin.marinas@arm.com>, <will.deacon@arm.com>,
	<stern@rowland.harvard.edu>, <pku.leo@gmail.com>,
	<mathias.nyman@intel.com>, <gregkh@linuxfoundation.org>,
	<suresh.gupta@nxp.com>, <felipe.balbi@linux.intel.com>,
	Shawn Guo <shawnguo@kernel.org>,
	Sriram Dash <sriram.dash@nxp.com>, Li Yang <leoyang.li@nxp.com>,
	Hongtao Jia <hongtao.jia@nxp.com>, Ran Wang <ran.wang_1@nxp.com>
Subject: [PATCH v2 3/3] usb: dwc3: Enable USB 3.0 phy driver
Date: Tue, 7 Nov 2017 15:20:55 +0800	[thread overview]
Message-ID: <20171107072055.26945-3-ran.wang_1@nxp.com> (raw)
In-Reply-To: <20171107072055.26945-1-ran.wang_1@nxp.com>

Adds entry point at dwc3 core init function to enable
USB 3.0 PHY driver.

Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
---
Change in v2:
	- New file

 drivers/usb/dwc3/core.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 03474d3575ab..a9df03c64a7b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -746,6 +746,8 @@ static int dwc3_core_init(struct dwc3 *dwc)
 {
 	u32			reg;
 	int			ret;
+	int			retval;
+	struct phy *phy;
 
 	if (!dwc3_core_is_valid(dwc)) {
 		dev_err(dwc->dev, "this is not a DesignWare USB3 DRD Core\n");
@@ -770,6 +772,19 @@ static int dwc3_core_init(struct dwc3 *dwc)
 	if (ret)
 		goto err0;
 
+	phy = phy_get(dwc->dev, "usb-phy");
+	if (IS_ERR(phy)) {
+		retval = PTR_ERR(phy);
+		if (retval == -EPROBE_DEFER)
+			dev_dbg(dwc->dev, "usb-phy no found\n");
+	} else {
+		retval = phy_init(phy);
+		if (retval) {
+			phy_put(phy);
+		    dev_dbg(dwc->dev, "phy_init() error!\n");
+		}
+	}
+
 	ret = dwc3_core_soft_reset(dwc);
 	if (ret)
 		goto err0;
-- 
2.14.1

WARNING: multiple messages have this Message-ID (diff)
From: Ran Wang <ran.wang_1@nxp.com>
To: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	Felipe Balbi <balbi@kernel.org>
Cc: robh+dt@kernel.org, mark.rutland@arm.com, kishon@ti.com,
	catalin.marinas@arm.com, will.deacon@arm.com,
	stern@rowland.harvard.edu, pku.leo@gmail.com,
	mathias.nyman@intel.com, gregkh@linuxfoundation.org,
	suresh.gupta@nxp.com, felipe.balbi@linux.intel.com,
	Shawn Guo <shawnguo@kernel.org>,
	Sriram Dash <sriram.dash@nxp.com>, Li Yang <leoyang.li@nxp.com>,
	Hongtao Jia <hongtao.jia@nxp.com>, Ran Wang <ran.wang_1@nxp.com>
Subject: [PATCH v2 3/3] usb: dwc3: Enable USB 3.0 phy driver
Date: Tue, 7 Nov 2017 15:20:55 +0800	[thread overview]
Message-ID: <20171107072055.26945-3-ran.wang_1@nxp.com> (raw)
In-Reply-To: <20171107072055.26945-1-ran.wang_1@nxp.com>

Adds entry point at dwc3 core init function to enable
USB 3.0 PHY driver.

Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
---
Change in v2:
	- New file

 drivers/usb/dwc3/core.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 03474d3575ab..a9df03c64a7b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -746,6 +746,8 @@ static int dwc3_core_init(struct dwc3 *dwc)
 {
 	u32			reg;
 	int			ret;
+	int			retval;
+	struct phy *phy;
 
 	if (!dwc3_core_is_valid(dwc)) {
 		dev_err(dwc->dev, "this is not a DesignWare USB3 DRD Core\n");
@@ -770,6 +772,19 @@ static int dwc3_core_init(struct dwc3 *dwc)
 	if (ret)
 		goto err0;
 
+	phy = phy_get(dwc->dev, "usb-phy");
+	if (IS_ERR(phy)) {
+		retval = PTR_ERR(phy);
+		if (retval == -EPROBE_DEFER)
+			dev_dbg(dwc->dev, "usb-phy no found\n");
+	} else {
+		retval = phy_init(phy);
+		if (retval) {
+			phy_put(phy);
+		    dev_dbg(dwc->dev, "phy_init() error!\n");
+		}
+	}
+
 	ret = dwc3_core_soft_reset(dwc);
 	if (ret)
 		goto err0;
-- 
2.14.1

WARNING: multiple messages have this Message-ID (diff)
From: ran.wang_1@nxp.com (Ran Wang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 3/3] usb: dwc3: Enable USB 3.0 phy driver
Date: Tue, 7 Nov 2017 15:20:55 +0800	[thread overview]
Message-ID: <20171107072055.26945-3-ran.wang_1@nxp.com> (raw)
In-Reply-To: <20171107072055.26945-1-ran.wang_1@nxp.com>

Adds entry point at dwc3 core init function to enable
USB 3.0 PHY driver.

Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
---
Change in v2:
	- New file

 drivers/usb/dwc3/core.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 03474d3575ab..a9df03c64a7b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -746,6 +746,8 @@ static int dwc3_core_init(struct dwc3 *dwc)
 {
 	u32			reg;
 	int			ret;
+	int			retval;
+	struct phy *phy;
 
 	if (!dwc3_core_is_valid(dwc)) {
 		dev_err(dwc->dev, "this is not a DesignWare USB3 DRD Core\n");
@@ -770,6 +772,19 @@ static int dwc3_core_init(struct dwc3 *dwc)
 	if (ret)
 		goto err0;
 
+	phy = phy_get(dwc->dev, "usb-phy");
+	if (IS_ERR(phy)) {
+		retval = PTR_ERR(phy);
+		if (retval == -EPROBE_DEFER)
+			dev_dbg(dwc->dev, "usb-phy no found\n");
+	} else {
+		retval = phy_init(phy);
+		if (retval) {
+			phy_put(phy);
+		    dev_dbg(dwc->dev, "phy_init() error!\n");
+		}
+	}
+
 	ret = dwc3_core_soft_reset(dwc);
 	if (ret)
 		goto err0;
-- 
2.14.1

  parent reply	other threads:[~2017-11-07  7:39 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-07  7:20 [PATCH v2 1/3] drivers: usb: phy: Add qoriq usb 3.0 phy driver support Ran Wang
2017-11-07  7:20 ` Ran Wang
2017-11-07  7:20 ` Ran Wang
2017-11-07  7:20 ` [PATCH v2 2/3] arm64: dts: ls1043a: Enable USB 3.0 phy driver Ran Wang
2017-11-07  7:20   ` Ran Wang
2017-11-07  7:20   ` Ran Wang
2017-11-07  7:20 ` Ran Wang [this message]
2017-11-07  7:20   ` [PATCH v2 3/3] usb: dwc3: " Ran Wang
2017-11-07  7:20   ` Ran Wang
2017-11-07  8:24   ` Felipe Balbi
2017-11-07  8:24     ` Felipe Balbi
2017-11-07  8:24     ` Felipe Balbi
2017-11-10 21:19 ` [PATCH v2 1/3] drivers: usb: phy: Add qoriq usb 3.0 phy driver support Rob Herring
2017-11-10 21:19   ` Rob Herring

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