From: Yu Chen <chenyu56@huawei.com>
To: <linux-usb@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Cc: <suzhuangluan@hisilicon.com>, <kongfei@hisilicon.com>,
Yu Chen <chenyu56@huawei.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Lucas Tsai <lucas_tsai@richtek.com>,
shufan_lee <shufan_lee@richtek.com>,
John Stultz <john.stultz@linaro.org>,
Binghui Wang <wangbinghui@hisilicon.com>
Subject: [PATCH 08/10] usb: typec: Add support for usb role switch in rt1711h driver
Date: Sat, 27 Oct 2018 17:58:18 +0800 [thread overview]
Message-ID: <20181027095820.40056-9-chenyu56@huawei.com> (raw)
In-Reply-To: <20181027095820.40056-1-chenyu56@huawei.com>
This patch add struct device_connection to rt1711h driver to support
find "usb-role-switch" in tcpm_register_port.
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Lucas Tsai <lucas_tsai@richtek.com>
Cc: shufan_lee <shufan_lee@richtek.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Binghui Wang <wangbinghui@hisilicon.com>
Signed-off-by: Yu Chen <chenyu56@huawei.com>
---
drivers/usb/typec/tcpm/tcpci_rt1711h.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/usb/typec/tcpm/tcpci_rt1711h.c b/drivers/usb/typec/tcpm/tcpci_rt1711h.c
index 017389021b96..5f8b952612fe 100644
--- a/drivers/usb/typec/tcpm/tcpci_rt1711h.c
+++ b/drivers/usb/typec/tcpm/tcpci_rt1711h.c
@@ -39,6 +39,7 @@ struct rt1711h_chip {
struct tcpci_data data;
struct tcpci *tcpci;
struct device *dev;
+ struct device_connection dev_conn;
};
static int rt1711h_read16(struct rt1711h_chip *chip, unsigned int reg, u16 *val)
@@ -237,6 +238,7 @@ static int rt1711h_probe(struct i2c_client *client,
{
int ret;
struct rt1711h_chip *chip;
+ const char *dev_conn_end;
ret = rt1711h_check_revision(client);
if (ret < 0) {
@@ -254,6 +256,7 @@ static int rt1711h_probe(struct i2c_client *client,
return PTR_ERR(chip->data.regmap);
chip->dev = &client->dev;
+ dev_set_name(chip->dev, "rt1711h");
i2c_set_clientdata(client, chip);
ret = rt1711h_sw_reset(chip);
@@ -264,6 +267,15 @@ static int rt1711h_probe(struct i2c_client *client,
if (ret < 0)
return ret;
+ ret = device_property_read_string(chip->dev, "dev-conn-end",
+ &dev_conn_end);
+ if (!ret) {
+ chip->dev_conn.endpoint[0] = "rt1711h";
+ chip->dev_conn.endpoint[1] = dev_conn_end;
+ chip->dev_conn.id = "usb-role-switch";
+ device_connection_add(&chip->dev_conn);
+ }
+
chip->data.init = rt1711h_init;
chip->data.set_vconn = rt1711h_set_vconn;
chip->data.start_drp_toggling = rt1711h_start_drp_toggling;
@@ -279,6 +291,9 @@ static int rt1711h_remove(struct i2c_client *client)
struct rt1711h_chip *chip = i2c_get_clientdata(client);
tcpci_unregister_port(chip->tcpci);
+ if (chip->dev_conn.id)
+ device_connection_remove(&chip->dev_conn);
+
return 0;
}
--
2.15.0-rc2
next prev parent reply other threads:[~2018-10-27 10:00 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-27 9:58 [PATCH 00/10] Add support for usb on Hikey960 Yu Chen
2018-10-27 9:58 ` [PATCH 01/10] dt-bindings: usb: add support for dwc3 controller on HiSilicon SoCs Yu Chen
[not found] ` <20181112160241.GA14074@bogus>
2018-11-17 2:29 ` Chen Yu
2018-12-03 16:01 ` Rob Herring
2018-12-04 1:03 ` Chen Yu
2018-12-14 8:05 ` Chen Yu
2018-10-27 9:58 ` [PATCH 02/10] dt-bindings: phy: Add support for HiSilicon's hi3660 USB PHY Yu Chen
2018-10-27 9:58 ` [PATCH 03/10] dt-bindings: misc: Add bindings for HiSilicon usb hub and data role switch functionality on HiKey960 Yu Chen
2018-10-27 18:06 ` Sergei Shtylyov
2018-10-29 12:25 ` Chen Yu
2018-10-27 9:58 ` [PATCH 04/10] usb: dwc3: dwc3-hisi: Add code for dwc3 of Hisilicon Soc Platform Yu Chen
2018-10-27 9:58 ` [PATCH 05/10] usb: dwc3: Add two quirks for Hisilicon Kirin " Yu Chen
2018-10-27 9:58 ` [PATCH 06/10] phy: Add usb phy support for hi3660 Soc of Hisilicon Yu Chen
2018-11-12 9:09 ` Kishon Vijay Abraham I
2018-10-27 9:58 ` [PATCH 07/10] hikey960: Support usb functionality of Hikey960 Yu Chen
2018-10-29 14:30 ` Heikki Krogerus
2018-10-30 2:50 ` Chen Yu
2018-10-30 10:16 ` Heikki Krogerus
2018-10-27 9:58 ` Yu Chen [this message]
2018-10-29 11:58 ` [PATCH 08/10] usb: typec: Add support for usb role switch in rt1711h driver Heikki Krogerus
2018-10-29 12:22 ` Chen Yu
2018-10-27 9:58 ` [PATCH 09/10] usb: gadget: Add configfs attribuite for controling match_existing_only Yu Chen
2018-10-27 9:58 ` [PATCH 10/10] dts: hi3660: Add support for usb on Hikey960 Yu Chen
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