There's nothing special on this device: it has just one port.
The only difference is that it uses a different register set.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
drivers/usb/serial/xr_serial.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/drivers/usb/serial/xr_serial.c b/drivers/usb/serial/xr_serial.c
index f7edab61a3d6..78722502da63 100644
--- a/drivers/usb/serial/xr_serial.c
+++ b/drivers/usb/serial/xr_serial.c
@@ -99,6 +99,7 @@ struct xr_txrx_clk_mask {
#define VIA_CDC_REGISTER -1
enum xr_model {
+ XR21B1411,
XR21V141X,
XR21B142X,
MAX_XR_MODELS
@@ -132,6 +133,30 @@ enum xr_hal_type {
};
static const int xr_hal_table[MAX_XR_MODELS][MAX_XR_HAL_TYPE] = {
+ [XR21B1411] = {
+ [REG_ENABLE] = 0xc00,
+ [REG_FORMAT] = VIA_CDC_REGISTER,
+ [REG_FLOW_CTRL] = 0xc06,
+ [REG_XON_CHAR] = 0xc07,
+ [REG_XOFF_CHAR] = 0xc08,
+ [REG_TX_BREAK] = 0xc0a,
+ [REG_RS485_DELAY] = 0xc0b,
+ [REG_GPIO_MODE] = 0xc0c,
+ [REG_GPIO_DIR] = 0xc0d,
+ [REG_GPIO_SET] = 0xc0e,
+ [REG_GPIO_CLR] = 0xc0f,
+ [REG_GPIO_STATUS] = 0xc10,
+ [REG_GPIO_INT_MASK] = 0xc11,
+ [REG_CUSTOMIZED_INT] = 0xc12,
+ [REG_GPIO_PULL_UP_ENABLE] = 0xc14,
+ [REG_GPIO_PULL_DOWN_ENABLE] = 0xc15,
+ [REG_LOOPBACK] = 0xc16,
+ [REG_LOW_LATENCY] = 0xcc2,
+ [REG_CUSTOM_DRIVER] = 0x20d,
+
+ [REQ_SET] = 0,
+ [REQ_GET] = 1,
+ },
[XR21V141X] = {
[REG_ENABLE] = 0x03,
[REG_FORMAT] = 0x0b,
@@ -190,6 +215,8 @@ static int xr_set_reg(struct usb_serial_port *port, u8 block, u8 reg, u8 val)
int ret;
switch (port_priv->model) {
+ case XR21B1411:
+ break;
case XR21V141X:
if (port_priv->channel)
reg |= (port_priv->channel - 1) << 8;
@@ -226,6 +253,8 @@ static int xr_get_reg(struct usb_serial_port *port, u8 block, u8 reg, u8 *val)
return -ENOMEM;
switch (port_priv->model) {
+ case XR21B1411:
+ break;
case XR21V141X:
if (port_priv->channel)
reg |= (port_priv->channel - 1) << 8;
@@ -874,6 +903,7 @@ static void xr_disconnect(struct usb_serial *serial)
static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x04e2, 0x1410), .driver_info = XR21V141X},
+ { USB_DEVICE(0x04e2, 0x1411), .driver_info = XR21B1411},
{ USB_DEVICE(0x04e2, 0x1412), .driver_info = XR21V141X},
{ USB_DEVICE(0x04e2, 0x1414), .driver_info = XR21V141X},
--
2.29.2
