CDNS_UART_CR_TX_DIS
writel(CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS,
if (!(ctrl_reg & CDNS_UART_CR_TX_DIS))
ctrl &= ~CDNS_UART_CR_TX_DIS;
ctrl_reg &= ~(CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS);
ctrl_reg |= CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS;
ctrl_reg &= ~(CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS);
status &= ~CDNS_UART_CR_TX_DIS;
regval |= CDNS_UART_CR_TX_DIS;
ctrl_reg |= CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS;
ctrl_reg &= ~(CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS);
writel(CDNS_UART_CR_TX_DIS | CDNS_UART_CR_RX_DIS,