static void __USBC_Dev_TsType_Iso(ulong usbc_base_addr)
{
//--<1>--disable其他传输类型
/* 不需要配置 */
//--<2>--选择 Ctrl 类型
USBC_REG_set_bit_b(USBC_BP_POWER_D_ISO_UPDATE_EN, USBC_REG_PCTL(usbc_base_addr));
}
void USBC_Host_StartSession(__hdle hUSB)
{
__usbc_otg_t *usbc_otg = (__usbc_otg_t *)hUSB;
if(usbc_otg == NULL){
return ;
}
USBC_REG_set_bit_b(USBC_BP_DEVCTL_SESSION, USBC_REG_DEVCTL(usbc_otg->base_addr));
}
/* usb 端口suspend */
void USBC_Host_SuspendPort(__hdle hUSB)
{
__usbc_otg_t *usbc_otg = (__usbc_otg_t *)hUSB;
if(usbc_otg == NULL){
return ;
}
USBC_REG_set_bit_b(USBC_BP_POWER_H_SUSPEND, USBC_REG_PCTL(usbc_otg->base_addr));
}
/* resume usb 端口上的设备, 建议resume时间为10ms */
void USBC_Host_RusumePort(__hdle hUSB)
{
__usbc_otg_t *usbc_otg = (__usbc_otg_t *)hUSB;
if(usbc_otg == NULL){
return ;
}
USBC_REG_set_bit_b(USBC_BP_POWER_H_RESUME, USBC_REG_PCTL(usbc_otg->base_addr));
}
/*
***********************************************************************************
* USBC_Dev_ConectSwitch
*
* Description:
* 和PC通信的开关
*
* Arguments:
* hUSB : input. USBC_open_otg获得的句柄, 记录了USBC所需要的一些关键数据
* is_on : input. 1: 打开和PC通信开关. 0: 关闭和PC通信通道
*
* Returns:
*
*
* note:
* 无
*
***********************************************************************************
*/
void USBC_Dev_ConectSwitch(__hdle hUSB, __u32 is_on)
{
__usbc_otg_t *usbc_otg = (__usbc_otg_t *)hUSB;
if(usbc_otg == NULL){
return ;
}
if(is_on == USBC_DEVICE_SWITCH_ON){
USBC_REG_set_bit_b(USBC_BP_POWER_D_SOFT_CONNECT, USBC_REG_PCTL(usbc_otg->base_addr));
}else{
USBC_REG_clear_bit_b(USBC_BP_POWER_D_SOFT_CONNECT, USBC_REG_PCTL(usbc_otg->base_addr));
}
}
/* 配置 high speed */
static void __USBC_Host_TsMode_Hs(__u32 usbc_base_addr)
{
USBC_REG_set_bit_b(USBC_BP_POWER_H_HIGH_SPEED_EN, USBC_REG_PCTL(usbc_base_addr));
}
static void __USBC_Dev_TsMode_Hs(ulong usbc_base_addr)
{
USBC_REG_set_bit_b(USBC_BP_POWER_D_HIGH_SPEED_EN, USBC_REG_PCTL(usbc_base_addr));
}
/*
*******************************************************************************
* sw_hcd_hub_control
*
* Description:
* void
*
* Parameters:
* void
*
* Return value:
* void
*
* note:
* void
*
*******************************************************************************
*/
int sw_hcd_hub_control(struct usb_hcd *hcd,
u16 typeReq,
u16 wValue,
u16 wIndex,
char *buf,
u16 wLength)
{
struct sw_hcd *sw_hcd = hcd_to_sw_hcd(hcd);
u32 temp = 0;
int retval = 0;
unsigned long flags = 0;
void __iomem *usbc_base = sw_hcd->mregs;
if(hcd == NULL){
DMSG_PANIC("ERR: invalid argment\n");
return -ESHUTDOWN;
}
spin_lock_irqsave(&sw_hcd->lock, flags);
if (unlikely(!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) {
spin_unlock_irqrestore(&sw_hcd->lock, flags);
return -ESHUTDOWN;
}
DMSG_DBG_HCD("sw_hcd_hub_control: typeReq = %x, wValue = 0x%x, wIndex = 0x%x\n",
typeReq, wValue, wIndex);
/* hub features: always zero, setting is a NOP
* port features: reported, sometimes updated when host is active
* no indicators
*/
switch (typeReq) {
case ClearHubFeature:
case SetHubFeature:
switch (wValue) {
case C_HUB_OVER_CURRENT:
case C_HUB_LOCAL_POWER:
break;
default:
goto error;
}
break;
case ClearPortFeature:
if ((wIndex & 0xff) != 1){
goto error;
}
switch (wValue) {
case USB_PORT_FEAT_ENABLE:
break;
case USB_PORT_FEAT_SUSPEND:
sw_hcd_port_suspend(sw_hcd, false);
break;
case USB_PORT_FEAT_POWER:
/* fixme */
sw_hcd_set_vbus(sw_hcd, 0);
break;
case USB_PORT_FEAT_C_CONNECTION:
case USB_PORT_FEAT_C_ENABLE:
case USB_PORT_FEAT_C_OVER_CURRENT:
case USB_PORT_FEAT_C_RESET:
case USB_PORT_FEAT_C_SUSPEND:
break;
default:
goto error;
}
DMSG_DBG_HCD("DBG: clear feature %d\n", wValue);
sw_hcd->port1_status &= ~(1 << wValue);
break;
case GetHubDescriptor:
{
struct usb_hub_descriptor *desc = (void *)buf;
desc->bDescLength = 9;
desc->bDescriptorType = 0x29;
desc->bNbrPorts = 1;
desc->wHubCharacteristics = cpu_to_le16(
0x0001 /* per-port power switching */
| 0x0010 /* no overcurrent reporting */
);
desc->bPwrOn2PwrGood = 5; /* msec/2 */
desc->bHubContrCurrent = 0;
/* workaround bogus struct definition */
desc->u.hs.DeviceRemovable[0] = 0x02; /* port 1 */
desc->u.hs.DeviceRemovable[1] = 0xff;
}
break;
case GetHubStatus:
temp = 0;
*(__le32 *) buf = cpu_to_le32(temp);
break;
case GetPortStatus:
{
if (wIndex != 1){
DMSG_PANIC("ERR: GetPortStatus parameter wIndex is not 1.\n");
goto error;
}
/* finish RESET signaling? */
if ((sw_hcd->port1_status & USB_PORT_STAT_RESET)
&& time_after_eq(jiffies, sw_hcd->rh_timer)){
sw_hcd_port_reset(sw_hcd, false);
}
/* finish RESUME signaling? */
if ((sw_hcd->port1_status & SW_HCD_PORT_STAT_RESUME)
&& time_after_eq(jiffies, sw_hcd->rh_timer)) {
u8 power = 0;
power = USBC_Readb(USBC_REG_PCTL(usbc_base));
power &= ~(1 << USBC_BP_POWER_H_RESUME);
USBC_Writeb(power, USBC_REG_PCTL(usbc_base));
DMSG_DBG_HCD("DBG: root port resume stopped, power %02x\n", power);
/* ISSUE: DaVinci (RTL 1.300) disconnects after
* resume of high speed peripherals (but not full
* speed ones).
*/
sw_hcd->is_active = 1;
sw_hcd->port1_status &= ~(USB_PORT_STAT_SUSPEND
| SW_HCD_PORT_STAT_RESUME);
sw_hcd->port1_status |= USB_PORT_STAT_C_SUSPEND << 16;
usb_hcd_poll_rh_status(sw_hcd_to_hcd(sw_hcd));
}
put_unaligned(cpu_to_le32(sw_hcd->port1_status
& ~SW_HCD_PORT_STAT_RESUME),
(__le32 *) buf);
/* port change status is more interesting */
DMSG_DBG_HCD("DBG: port status %08x\n", sw_hcd->port1_status);
}
break;
case SetPortFeature:
{
if ((wIndex & 0xff) != 1){
goto error;
}
switch (wValue) {
case USB_PORT_FEAT_POWER:
/* NOTE: this controller has a strange state machine
* that involves "requesting sessions" according to
* magic side effects from incompletely-described
* rules about startup...
*
* This call is what really starts the host mode; be
* very careful about side effects if you reorder any
* initialization logic, e.g. for OTG, or change any
* logic relating to VBUS power-up.
*/
sw_hcd_start(sw_hcd);
break;
case USB_PORT_FEAT_RESET:
sw_hcd_port_reset(sw_hcd, true);
break;
case USB_PORT_FEAT_SUSPEND:
sw_hcd_port_suspend(sw_hcd, true);
break;
case USB_PORT_FEAT_TEST:
{
if (unlikely(is_host_active(sw_hcd))){
DMSG_PANIC("ERR: usb host is not active\n");
goto error;
}
wIndex >>= 8;
switch (wIndex) {
case 1:
DMSG_DBG_HCD("TEST_J\n");
temp = 1 << USBC_BP_TMCTL_TEST_J;
break;
case 2:
DMSG_DBG_HCD("TEST_K\n");
temp = 1 << USBC_BP_TMCTL_TEST_K;
break;
case 3:
DMSG_DBG_HCD("TEST_SE0_NAK\n");
temp = 1 << USBC_BP_TMCTL_TEST_SE0_NAK;
break;
case 4:
DMSG_DBG_HCD("TEST_PACKET\n");
temp = 1 << USBC_BP_TMCTL_TEST_PACKET;
sw_hcd_load_testpacket(sw_hcd);
break;
case 5:
DMSG_DBG_HCD("TEST_FORCE_ENABLE\n");
temp = (1 << USBC_BP_TMCTL_FORCE_HOST)
| (1 << USBC_BP_TMCTL_FORCE_HS);
USBC_REG_set_bit_b(USBC_BP_DEVCTL_SESSION, USBC_REG_DEVCTL(usbc_base));
break;
case 6:
DMSG_DBG_HCD("TEST_FIFO_ACCESS\n");
temp = 1 << USBC_BP_TMCTL_FIFO_ACCESS;
break;
default:
DMSG_PANIC("ERR: unkown SetPortFeature USB_PORT_FEAT_TEST wIndex(%d)\n", wIndex);
goto error;
}
USBC_Writeb(temp, USBC_REG_TMCTL(usbc_base));
}
break;
default:{
DMSG_PANIC("ERR: unkown SetPortFeature wValue(%d)\n", wValue);
goto error;
}
}
DMSG_DBG_HCD("DBG: set feature %d\n", wValue);
sw_hcd->port1_status |= 1 << wValue;
}
break;
default:
error:
DMSG_PANIC("ERR: protocol stall on error\n");
/* "protocol stall" on error */
retval = -EPIPE;
}
spin_unlock_irqrestore(&sw_hcd->lock, flags);
return retval;
}
