IFI_CANFD_RXSTCMD
writel(IFI_CANFD_RXSTCMD_REMOVE_MSG, priv->base + IFI_CANFD_RXSTCMD);
rxst = readl(priv->base + IFI_CANFD_RXSTCMD);
rxst = readl(priv->base + IFI_CANFD_RXSTCMD);
u32 rxstcmd = readl(priv->base + IFI_CANFD_RXSTCMD);
writel(IFI_CANFD_RXSTCMD_RESET, priv->base + IFI_CANFD_RXSTCMD);
writel(0, priv->base + IFI_CANFD_RXSTCMD);