USBA_TX_PK_RDY
usba_ep_writel(ep, SET_STA, USBA_TX_PK_RDY);
usba_ep_writel(ep, SET_STA, USBA_TX_PK_RDY);
if ((epctrl & USBA_TX_PK_RDY) && !(epstatus & USBA_TX_PK_RDY)) {
usba_ep_writel(ep, CTL_DIS, USBA_TX_PK_RDY);
while ((epctrl & USBA_TX_PK_RDY) && !(epstatus & USBA_TX_PK_RDY)) {
usba_ep_writel(ep, CTL_DIS, USBA_TX_PK_RDY);
USBA_TX_PK_RDY);
USBA_TX_PK_RDY);
usba_ep_writel(ep, SET_STA, USBA_TX_PK_RDY);
usba_ep_writel(ep, CTL_ENB, USBA_TX_PK_RDY);
usba_ep_writel(ep, CTL_DIS, USBA_TX_PK_RDY);
usba_ep_writel(ep, CTL_ENB, USBA_TX_PK_RDY);
usba_ep_writel(ep, CTL_DIS, USBA_TX_PK_RDY | USBA_RX_BK_RDY);
usba_ep_writel(ep, SET_STA, USBA_TX_PK_RDY);
usba_ep_writel(ep, CTL_ENB, USBA_TX_PK_RDY);