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path: root/drivers/usb/misc/onboard_usb_dev.c
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Diffstat (limited to 'drivers/usb/misc/onboard_usb_dev.c')
-rw-r--r--drivers/usb/misc/onboard_usb_dev.c123
1 files changed, 106 insertions, 17 deletions
diff --git a/drivers/usb/misc/onboard_usb_dev.c b/drivers/usb/misc/onboard_usb_dev.c
index 75ac3c6aa92d..5b481876af1b 100644
--- a/drivers/usb/misc/onboard_usb_dev.c
+++ b/drivers/usb/misc/onboard_usb_dev.c
@@ -36,9 +36,10 @@
#define USB5744_CMD_CREG_ACCESS 0x99
#define USB5744_CMD_CREG_ACCESS_LSB 0x37
#define USB5744_CREG_MEM_ADDR 0x00
+#define USB5744_CREG_MEM_RD_ADDR 0x04
#define USB5744_CREG_WRITE 0x00
-#define USB5744_CREG_RUNTIMEFLAGS2 0x41
-#define USB5744_CREG_RUNTIMEFLAGS2_LSB 0x1D
+#define USB5744_CREG_READ 0x01
+#define USB5744_CREG_RUNTIMEFLAGS2 0x411D
#define USB5744_CREG_BYPASS_UDC_SUSPEND BIT(3)
static void onboard_dev_attach_usb_driver(struct work_struct *work);
@@ -309,11 +310,88 @@ static void onboard_dev_attach_usb_driver(struct work_struct *work)
pr_err("Failed to attach USB driver: %pe\n", ERR_PTR(err));
}
+#if IS_ENABLED(CONFIG_USB_ONBOARD_DEV_USB5744)
+static int onboard_dev_5744_i2c_read_byte(struct i2c_client *client, u16 addr, u8 *data)
+{
+ struct i2c_msg msg[2];
+ u8 rd_buf[3];
+ int ret;
+
+ u8 wr_buf[7] = {0, USB5744_CREG_MEM_ADDR, 4,
+ USB5744_CREG_READ, 1,
+ addr >> 8 & 0xff,
+ addr & 0xff};
+ msg[0].addr = client->addr;
+ msg[0].flags = 0;
+ msg[0].len = sizeof(wr_buf);
+ msg[0].buf = wr_buf;
+
+ ret = i2c_transfer(client->adapter, msg, 1);
+ if (ret < 0)
+ return ret;
+
+ wr_buf[0] = USB5744_CMD_CREG_ACCESS;
+ wr_buf[1] = USB5744_CMD_CREG_ACCESS_LSB;
+ wr_buf[2] = 0;
+ msg[0].len = 3;
+
+ ret = i2c_transfer(client->adapter, msg, 1);
+ if (ret < 0)
+ return ret;
+
+ wr_buf[0] = 0;
+ wr_buf[1] = USB5744_CREG_MEM_RD_ADDR;
+ msg[0].len = 2;
+
+ msg[1].addr = client->addr;
+ msg[1].flags = I2C_M_RD;
+ msg[1].len = 2;
+ msg[1].buf = rd_buf;
+
+ ret = i2c_transfer(client->adapter, msg, 2);
+ if (ret < 0)
+ return ret;
+ *data = rd_buf[1];
+
+ return 0;
+}
+
+static int onboard_dev_5744_i2c_write_byte(struct i2c_client *client, u16 addr, u8 data)
+{
+ struct i2c_msg msg[2];
+ int ret;
+
+ u8 wr_buf[8] = {0, USB5744_CREG_MEM_ADDR, 5,
+ USB5744_CREG_WRITE, 1,
+ addr >> 8 & 0xff,
+ addr & 0xff,
+ data};
+ msg[0].addr = client->addr;
+ msg[0].flags = 0;
+ msg[0].len = sizeof(wr_buf);
+ msg[0].buf = wr_buf;
+
+ ret = i2c_transfer(client->adapter, msg, 1);
+ if (ret < 0)
+ return ret;
+
+ msg[0].len = 3;
+ wr_buf[0] = USB5744_CMD_CREG_ACCESS;
+ wr_buf[1] = USB5744_CMD_CREG_ACCESS_LSB;
+ wr_buf[2] = 0;
+
+ ret = i2c_transfer(client->adapter, msg, 1);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
static int onboard_dev_5744_i2c_init(struct i2c_client *client)
{
-#if IS_ENABLED(CONFIG_USB_ONBOARD_DEV_USB5744)
struct device *dev = &client->dev;
int ret;
+ u8 reg;
/*
* Set BYPASS_UDC_SUSPEND bit to ensure MCU is always enabled
@@ -321,20 +399,16 @@ static int onboard_dev_5744_i2c_init(struct i2c_client *client)
* The command writes 5 bytes to memory and single data byte in
* configuration register.
*/
- char wr_buf[7] = {USB5744_CREG_MEM_ADDR, 5,
- USB5744_CREG_WRITE, 1,
- USB5744_CREG_RUNTIMEFLAGS2,
- USB5744_CREG_RUNTIMEFLAGS2_LSB,
- USB5744_CREG_BYPASS_UDC_SUSPEND};
-
- ret = i2c_smbus_write_block_data(client, 0, sizeof(wr_buf), wr_buf);
+ ret = onboard_dev_5744_i2c_read_byte(client,
+ USB5744_CREG_RUNTIMEFLAGS2, &reg);
if (ret)
- return dev_err_probe(dev, ret, "BYPASS_UDC_SUSPEND bit configuration failed\n");
+ return dev_err_probe(dev, ret, "CREG_RUNTIMEFLAGS2 read failed\n");
- ret = i2c_smbus_write_word_data(client, USB5744_CMD_CREG_ACCESS,
- USB5744_CMD_CREG_ACCESS_LSB);
+ reg |= USB5744_CREG_BYPASS_UDC_SUSPEND;
+ ret = onboard_dev_5744_i2c_write_byte(client,
+ USB5744_CREG_RUNTIMEFLAGS2, reg);
if (ret)
- return dev_err_probe(dev, ret, "Configuration Register Access Command failed\n");
+ return dev_err_probe(dev, ret, "BYPASS_UDC_SUSPEND bit configuration failed\n");
/* Send SMBus command to boot hub. */
ret = i2c_smbus_write_word_data(client, USB5744_CMD_ATTACH,
@@ -343,10 +417,13 @@ static int onboard_dev_5744_i2c_init(struct i2c_client *client)
return dev_err_probe(dev, ret, "USB Attach with SMBus command failed\n");
return ret;
+}
#else
+static int onboard_dev_5744_i2c_init(struct i2c_client *client)
+{
return -ENODEV;
-#endif
}
+#endif
static int onboard_dev_probe(struct platform_device *pdev)
{
@@ -490,6 +567,7 @@ static struct platform_driver onboard_dev_driver = {
#define VENDOR_ID_CYPRESS 0x04b4
#define VENDOR_ID_GENESYS 0x05e3
#define VENDOR_ID_MICROCHIP 0x0424
+#define VENDOR_ID_PARADE 0x1da0
#define VENDOR_ID_REALTEK 0x0bda
#define VENDOR_ID_TI 0x0451
#define VENDOR_ID_VIA 0x2109
@@ -569,8 +647,14 @@ static void onboard_dev_usbdev_disconnect(struct usb_device *udev)
}
static const struct usb_device_id onboard_dev_id_table[] = {
- { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6504) }, /* CYUSB33{0,1,2}x/CYUSB230x 3.0 HUB */
- { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6506) }, /* CYUSB33{0,1,2}x/CYUSB230x 2.0 HUB */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6500) }, /* CYUSB330x 3.0 HUB */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6502) }, /* CYUSB330x 2.0 HUB */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6503) }, /* CYUSB33{0,1}x 2.0 HUB, Vendor Mode */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6504) }, /* CYUSB331x 3.0 HUB */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6506) }, /* CYUSB331x 2.0 HUB */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6507) }, /* CYUSB332x 2.0 HUB, Vendor Mode */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x6508) }, /* CYUSB332x 3.0 HUB */
+ { USB_DEVICE(VENDOR_ID_CYPRESS, 0x650a) }, /* CYUSB332x 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_CYPRESS, 0x6570) }, /* CY7C6563x 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_GENESYS, 0x0608) }, /* Genesys Logic GL850G USB 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_GENESYS, 0x0610) }, /* Genesys Logic GL852G USB 2.0 HUB */
@@ -580,14 +664,19 @@ static const struct usb_device_id onboard_dev_id_table[] = {
{ USB_DEVICE(VENDOR_ID_MICROCHIP, 0x2517) }, /* USB2517 USB 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_MICROCHIP, 0x2744) }, /* USB5744 USB 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_MICROCHIP, 0x5744) }, /* USB5744 USB 3.0 HUB */
+ { USB_DEVICE(VENDOR_ID_PARADE, 0x5511) }, /* PS5511 USB 3.2 */
+ { USB_DEVICE(VENDOR_ID_PARADE, 0x55a1) }, /* PS5511 USB 2.0 */
{ USB_DEVICE(VENDOR_ID_REALTEK, 0x0411) }, /* RTS5411 USB 3.1 HUB */
{ USB_DEVICE(VENDOR_ID_REALTEK, 0x5411) }, /* RTS5411 USB 2.1 HUB */
{ USB_DEVICE(VENDOR_ID_REALTEK, 0x0414) }, /* RTS5414 USB 3.2 HUB */
{ USB_DEVICE(VENDOR_ID_REALTEK, 0x5414) }, /* RTS5414 USB 2.1 HUB */
+ { USB_DEVICE(VENDOR_ID_REALTEK, 0x0179) }, /* RTL8188ETV 2.4GHz WiFi */
{ USB_DEVICE(VENDOR_ID_TI, 0x8025) }, /* TI USB8020B 3.0 HUB */
{ USB_DEVICE(VENDOR_ID_TI, 0x8027) }, /* TI USB8020B 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_TI, 0x8140) }, /* TI USB8041 3.0 HUB */
{ USB_DEVICE(VENDOR_ID_TI, 0x8142) }, /* TI USB8041 2.0 HUB */
+ { USB_DEVICE(VENDOR_ID_TI, 0x8440) }, /* TI USB8044 3.0 HUB */
+ { USB_DEVICE(VENDOR_ID_TI, 0x8442) }, /* TI USB8044 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_VIA, 0x0817) }, /* VIA VL817 3.1 HUB */
{ USB_DEVICE(VENDOR_ID_VIA, 0x2817) }, /* VIA VL817 2.0 HUB */
{ USB_DEVICE(VENDOR_ID_XMOS, 0x0013) }, /* XMOS XVF3500 Voice Processor */
generated by cgit (git 2.34.1) at 2025-06-07 16:48:16 +0000