/*io access mode set*/
BSP_VOID SLAVE_IO_Mode(BSP_U32 value)
{
BSP_U32 u32Reg;
/*set IO access support register*/
BSP_REG_READ(g_u32SlaveBase,IO_ACCESS_MODE,u32Reg);
u32Reg |= value;
BSP_REG_WRITE(g_u32SlaveBase,IO_ACCESS_MODE,u32Reg);
}
BSP_VOID SLAVE_CSA_Support(BSP_BOOL bSup)
{
BSP_U32 u32RegValue = 0;
BSP_REG_READ(g_u32SlaveBase,ESW_FBR_REG,u32RegValue);
if(bSup)
{
u32RegValue |= 0x10;
}
else
{
u32RegValue &= ~0x10;
}
BSP_REG_WRITE(g_u32SlaveBase,ESW_FBR_REG,u32RegValue);
}
/*voltage switch sequence*/
BSP_VOID SLAVE_VolSwt()
{
BSP_U32 u32reg;
/*启动计数器，5MS内完成电压切换过程*/
BSP_REG_READ(g_u32SlaveBase,UHS_SUPPORT,u32reg);
u32reg |= 0x4; //set Card accept volt bit
BSP_REG_WRITE(g_u32SlaveBase,UHS_SUPPORT,u32reg);
u32reg |= 0x8; //set sd_clk_line_switched bit
BSP_REG_WRITE(g_u32SlaveBase,UHS_SUPPORT,u32reg);
u32reg |= 0x10; //set sd_cmd_line switch bit
BSP_REG_WRITE(g_u32SlaveBase,UHS_SUPPORT,u32reg);
}
/*高速模式支持*/
BSP_VOID SLAVE_SHS_Support(BSP_BOOL bSpi)
{
BSP_U32 value = 0;
BSP_REG_READ(g_u32SlaveBase,ESW_CCCR_REG,value);
if(bSpi)
{
value |= PROG_ESW_CCCR_SHS;
}
else
{
value &= ~PROG_ESW_CCCR_SHS;
}
BSP_REG_WRITE(g_u32SlaveBase,ESW_CCCR_REG,value);
}
/*UHS模式支持*/
BSP_VOID SLAVE_UHS_Support(BSP_BOOL bUhs)
{
BSP_U32 value = 0;
BSP_REG_READ(g_u32SlaveBase,UHS_SUPPORT,value);
if(bUhs)
{
value |= 0x1;
}
else
{
value &= ~0x1;
}
BSP_REG_WRITE(g_u32SlaveBase,UHS_SUPPORT,value);
}
u32 bsp_om_timer_start(void)
{
u32 readValueTmp;
u32 u32Times = 100;
u32 i = 0;
/* Set up in periodic mode */
BSP_REG_WRITE(OM_TIMER_STAMP_BASE,0x8, 0x0);
/* Load Timer Reload value into Timer registers */
BSP_REG_WRITE (OM_TIMER_STAMP_BASE,0x0, 0xffffffff);
/* 查询计数器使能是否生效 */
do
{
BSP_REG_READ(OM_TIMER_STAMP_BASE,0x8, readValueTmp);
readValueTmp = readValueTmp&0x10;
i++;
}while((!readValueTmp)&&(i<u32Times));
BSP_REG_WRITE(OM_TIMER_STAMP_BASE,0x8, 0x5);
return OK;
}
