1 files changed, 95 insertions, 0 deletions

diff --git a/include/asm-ppc/cpm2.h b/include/asm-ppc/cpm2.h
index c70344b91049..f6a7ff04ffe5 100644
--- a/include/asm-ppc/cpm2.h
+++ b/include/asm-ppc/cpm2.h
@@ -1093,5 +1093,100 @@ typedef struct im_idma {
 
 #define FCC_PSMR_RMII   ((uint)0x00020000)      /* Use RMII interface */
 
+/* FCC iop & clock configuration. BSP code is responsible to define Fx_RXCLK & Fx_TXCLK
+ * in order to use clock-computing stuff below for the FCC x
+ */
+
+/* Automatically generates register configurations */
+#define PC_CLK(x)       ((uint)(1<<(x-1)))      /* FCC CLK I/O ports */
+
+#define CMXFCR_RF1CS(x) ((uint)((x-5)<<27))     /* FCC1 Receive Clock Source */
+#define CMXFCR_TF1CS(x) ((uint)((x-5)<<24))     /* FCC1 Transmit Clock Source */
+#define CMXFCR_RF2CS(x) ((uint)((x-9)<<19))     /* FCC2 Receive Clock Source */
+#define CMXFCR_TF2CS(x) ((uint)((x-9)<<16))     /* FCC2 Transmit Clock Source */
+#define CMXFCR_RF3CS(x) ((uint)((x-9)<<11))     /* FCC3 Receive Clock Source */
+#define CMXFCR_TF3CS(x) ((uint)((x-9)<<8))      /* FCC3 Transmit Clock Source */
+
+#define PC_F1RXCLK      PC_CLK(F1_RXCLK)
+#define PC_F1TXCLK      PC_CLK(F1_TXCLK)
+#define CMX1_CLK_ROUTE  (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
+#define CMX1_CLK_MASK   ((uint)0xff000000)
+
+#define PC_F2RXCLK      PC_CLK(F2_RXCLK)
+#define PC_F2TXCLK      PC_CLK(F2_TXCLK)
+#define CMX2_CLK_ROUTE  (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
+#define CMX2_CLK_MASK   ((uint)0x00ff0000)
+
+#define PC_F3RXCLK      PC_CLK(F3_RXCLK)
+#define PC_F3TXCLK      PC_CLK(F3_TXCLK)
+#define CMX3_CLK_ROUTE  (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
+#define CMX3_CLK_MASK   ((uint)0x0000ff00)
+
+#define CPMUX_CLK_MASK (CMX3_CLK_MASK | CMX2_CLK_MASK)
+#define CPMUX_CLK_ROUTE (CMX3_CLK_ROUTE | CMX2_CLK_ROUTE)
+
+#define CLK_TRX (PC_F3TXCLK | PC_F3RXCLK | PC_F2TXCLK | PC_F2RXCLK)
+
+/* I/O Pin assignment for FCC1.  I don't yet know the best way to do this,
+ * but there is little variation among the choices.
+ */
+#define PA1_COL         0x00000001U
+#define PA1_CRS         0x00000002U
+#define PA1_TXER        0x00000004U
+#define PA1_TXEN        0x00000008U
+#define PA1_RXDV        0x00000010U
+#define PA1_RXER        0x00000020U
+#define PA1_TXDAT       0x00003c00U
+#define PA1_RXDAT       0x0003c000U
+#define PA1_PSORA0      (PA1_RXDAT | PA1_TXDAT)
+#define PA1_PSORA1      (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
+                PA1_RXDV | PA1_RXER)
+#define PA1_DIRA0       (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
+#define PA1_DIRA1       (PA1_TXDAT | PA1_TXEN | PA1_TXER)
+
+
+/* I/O Pin assignment for FCC2.  I don't yet know the best way to do this,
+ * but there is little variation among the choices.
+ */
+#define PB2_TXER        0x00000001U
+#define PB2_RXDV        0x00000002U
+#define PB2_TXEN        0x00000004U
+#define PB2_RXER        0x00000008U
+#define PB2_COL         0x00000010U
+#define PB2_CRS         0x00000020U
+#define PB2_TXDAT       0x000003c0U
+#define PB2_RXDAT       0x00003c00U
+#define PB2_PSORB0      (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
+                PB2_RXER | PB2_RXDV | PB2_TXER)
+#define PB2_PSORB1      (PB2_TXEN)
+#define PB2_DIRB0       (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
+#define PB2_DIRB1       (PB2_TXDAT | PB2_TXEN | PB2_TXER)
+
+
+/* I/O Pin assignment for FCC3.  I don't yet know the best way to do this,
+ * but there is little variation among the choices.
+ */
+#define PB3_RXDV        0x00004000U
+#define PB3_RXER        0x00008000U
+#define PB3_TXER        0x00010000U
+#define PB3_TXEN        0x00020000U
+#define PB3_COL         0x00040000U
+#define PB3_CRS         0x00080000U
+#define PB3_TXDAT       0x0f000000U
+#define PC3_TXDAT       0x00000010U
+#define PB3_RXDAT       0x00f00000U
+#define PB3_PSORB0      (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
+                PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
+#define PB3_PSORB1      0
+#define PB3_DIRB0       (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
+#define PB3_DIRB1       (PB3_TXDAT | PB3_TXEN | PB3_TXER)
+#define PC3_DIRC1       (PC3_TXDAT)
+
+/* Handy macro to specify mem for FCCs*/
+#define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
+#define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
+#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
+#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(2)
+
 #endif /* __CPM2__ */
 #endif /* __KERNEL__ */