Linux Tegra architecture development
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From: Svyatoslav Ryhel <clamor95@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Thierry Reding <thierry.reding@kernel.org>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Peter Chen <peter.chen@kernel.org>,
	Svyatoslav Ryhel <clamor95@gmail.com>,
	Xu Yang <xu.yang_2@nxp.com>, Peng Fan <peng.fan@nxp.com>
Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
	linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 4/4] usb: chipidea: tegra: Expose tegra_usb structure
Date: Sat, 23 May 2026 11:30:12 +0300	[thread overview]
Message-ID: <20260523083013.46372-5-clamor95@gmail.com> (raw)
In-Reply-To: <20260523083013.46372-1-clamor95@gmail.com>

The tegra_usb structure is platform data of USB controller and is required
for proper controller malipulation if its init/deinit is externally
controlled.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
---
 drivers/usb/chipidea/ci_hdrc_tegra.c | 13 +------------
 include/linux/usb/tegra_usb_phy.h    | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 12 deletions(-)

diff --git a/drivers/usb/chipidea/ci_hdrc_tegra.c b/drivers/usb/chipidea/ci_hdrc_tegra.c
index a19cb3b33bf3..109c4afdee4a 100644
--- a/drivers/usb/chipidea/ci_hdrc_tegra.c
+++ b/drivers/usb/chipidea/ci_hdrc_tegra.c
@@ -16,6 +16,7 @@
 #include <linux/usb/hcd.h>
 #include <linux/usb/of.h>
 #include <linux/usb/phy.h>
+#include <linux/usb/tegra_usb_phy.h>
 
 #include <soc/tegra/common.h>
 
@@ -23,18 +24,6 @@
 
 #include "ci.h"
 
-struct tegra_usb {
-	struct ci_hdrc_platform_data data;
-	struct platform_device *dev;
-
-	const struct tegra_usb_soc_info *soc;
-	struct usb_phy *phy;
-	struct clk *clk;
-
-	bool needs_double_reset;
-	bool externally_controlled;
-};
-
 struct tegra_usb_soc_info {
 	unsigned long flags;
 	unsigned int txfifothresh;
diff --git a/include/linux/usb/tegra_usb_phy.h b/include/linux/usb/tegra_usb_phy.h
index 6343f88df5de..ba74b7ebfba0 100644
--- a/include/linux/usb/tegra_usb_phy.h
+++ b/include/linux/usb/tegra_usb_phy.h
@@ -9,6 +9,7 @@
 #include <linux/clk.h>
 #include <linux/regmap.h>
 #include <linux/reset.h>
+#include <linux/usb/chipidea.h>
 #include <linux/usb/otg.h>
 
 struct gpio_desc;
@@ -62,6 +63,20 @@ enum tegra_usb_phy_port_speed {
 	TEGRA_USB_PHY_PORT_SPEED_HIGH,
 };
 
+struct tegra_usb_soc_info;
+
+struct tegra_usb {
+	struct ci_hdrc_platform_data data;
+	struct platform_device *dev;
+
+	const struct tegra_usb_soc_info *soc;
+	struct usb_phy *phy;
+	struct clk *clk;
+
+	bool needs_double_reset;
+	bool externally_controlled;
+};
+
 struct tegra_xtal_freq;
 
 struct tegra_usb_phy {
-- 
2.51.0


  parent reply	other threads:[~2026-05-23  8:30 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-23  8:30 [PATCH v2 0/4] usb: chipidea: tegra: Add external control option Svyatoslav Ryhel
2026-05-23  8:30 ` [PATCH v2 1/4] dt-bindings: usb: Move Tegra-specific Chipidea USB properties into a dedicated schema Svyatoslav Ryhel
2026-05-23  8:30 ` [PATCH v2 2/4] dt-bindings: usb: chipidea,usb2-tegra: Document nvidia,external-control property Svyatoslav Ryhel
2026-05-23  8:30 ` [PATCH v2 3/4] usb: chipidea: tegra: Avoid controller/PHY init if bus is externally controlled Svyatoslav Ryhel
2026-05-25 14:43   ` Svyatoslav Ryhel
2026-05-28  7:23     ` Peter Chen (CIX)
2026-05-28 11:12       ` Svyatoslav Ryhel
2026-05-23  8:30 ` Svyatoslav Ryhel [this message]
2026-05-29 14:57 ` [PATCH v2 0/4] usb: chipidea: tegra: Add external control option Svyatoslav Ryhel

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