target/linux/ramips/files/drivers/usb/host/mtk-phy-ahb.c

   1 #include "mtk-phy.h"
   2 #ifdef CONFIG_U3D_HAL_SUPPORT
   3 #include "mu3d_hal_osal.h"
   4 #endif
   5
   6 #ifdef CONFIG_U3_PHY_AHB_SUPPORT
   7 #include <linux/gfp.h>
   8 #include <linux/kernel.h>
   9 #include <linux/slab.h>
  10
  11 #ifndef CONFIG_U3D_HAL_SUPPORT
  12 #define os_writel(addr,data) {\
  13                 (*((volatile PHY_UINT32*)(addr)) = data);\
  14         }
  15 #define os_readl(addr)  *((volatile PHY_UINT32*)(addr))
  16 #define os_writelmsk(addr, data, msk) \
  17                 { os_writel(addr, ((os_readl(addr) & ~(msk)) | ((data) & (msk)))); \
  18         }
  19 #define os_setmsk(addr, msk) \
  20         { os_writel(addr, os_readl(addr) | msk); \
  21         }
  22 #define os_clrmsk(addr, msk) \
  23    { os_writel(addr, os_readl(addr) &~ msk); \
  24    }
  25 /*msk the data first, then umsk with the umsk.*/
  26 #define os_writelmskumsk(addr, data, msk, umsk) \
  27 {\
  28    os_writel(addr, ((os_readl(addr) & ~(msk)) | ((data) & (msk))) & (umsk));\
  29 }
  30
  31 #endif
  32
  33 PHY_INT32 U3PhyWriteReg32(PHY_UINT32 addr, PHY_UINT32 data)
  34 {
  35         os_writel(addr, data);
  36
  37         return 0;
  38 }
  39
  40 PHY_INT32 U3PhyReadReg32(PHY_UINT32 addr)
  41 {
  42         return os_readl(addr);
  43 }
  44
  45 PHY_INT32 U3PhyWriteReg8(PHY_UINT32 addr, PHY_UINT8 data)
  46 {
  47         os_writelmsk(addr&0xfffffffc, data<<((addr%4)*8), 0xff<<((addr%4)*8));
  48
  49         return 0;
  50 }
  51
  52 PHY_INT8 U3PhyReadReg8(PHY_UINT32 addr)
  53 {
  54         return ((os_readl(addr)>>((addr%4)*8))&0xff);
  55 }
  56
  57 #endif
  58