cpm2.h

linux 内核源代码

#define CMXFCR_RF3CS_BRG7  0x00001000   /* Receive FCC3 Clock Source is BRG7 */
#define CMXFCR_RF3CS_BRG8  0x00001800   /* Receive FCC3 Clock Source is BRG8 */
#define CMXFCR_RF3CS_CLK13 0x00002000   /* Receive FCC3 Clock Source is CLK13 */
#define CMXFCR_RF3CS_CLK14 0x00002800   /* Receive FCC3 Clock Source is CLK14 */
#define CMXFCR_RF3CS_CLK15 0x00003000   /* Receive FCC3 Clock Source is CLK15 */
#define CMXFCR_RF3CS_CLK16 0x00003800   /* Receive FCC3 Clock Source is CLK16 */

#define CMXFCR_TF3CS_BRG5  0x00000000   /* Transmit FCC3 Clock Source is BRG5 */
#define CMXFCR_TF3CS_BRG6  0x00000100   /* Transmit FCC3 Clock Source is BRG6 */
#define CMXFCR_TF3CS_BRG7  0x00000200   /* Transmit FCC3 Clock Source is BRG7 */
#define CMXFCR_TF3CS_BRG8  0x00000300   /* Transmit FCC3 Clock Source is BRG8 */
#define CMXFCR_TF3CS_CLK13 0x00000400   /* Transmit FCC3 Clock Source is CLK13 */
#define CMXFCR_TF3CS_CLK14 0x00000500   /* Transmit FCC3 Clock Source is CLK14 */
#define CMXFCR_TF3CS_CLK15 0x00000600   /* Transmit FCC3 Clock Source is CLK15 */
#define CMXFCR_TF3CS_CLK16 0x00000700   /* Transmit FCC3 Clock Source is CLK16 */

/*-----------------------------------------------------------------------
 * CMXSCR - CMX SCC Clock Route Register
 */
#define CMXSCR_GR1         0x80000000   /* Grant Support of SCC1        */
#define CMXSCR_SC1         0x40000000   /* SCC1 connection              */
#define CMXSCR_RS1CS_MSK   0x38000000   /* Receive SCC1 Clock Source Mask */
#define CMXSCR_TS1CS_MSK   0x07000000   /* Transmit SCC1 Clock Source Mask */
#define CMXSCR_GR2         0x00800000   /* Grant Support of SCC2        */
#define CMXSCR_SC2         0x00400000   /* SCC2 connection              */
#define CMXSCR_RS2CS_MSK   0x00380000   /* Receive SCC2 Clock Source Mask */
#define CMXSCR_TS2CS_MSK   0x00070000   /* Transmit SCC2 Clock Source Mask */
#define CMXSCR_GR3         0x00008000   /* Grant Support of SCC3        */
#define CMXSCR_SC3         0x00004000   /* SCC3 connection              */
#define CMXSCR_RS3CS_MSK   0x00003800   /* Receive SCC3 Clock Source Mask */
#define CMXSCR_TS3CS_MSK   0x00000700   /* Transmit SCC3 Clock Source Mask */
#define CMXSCR_GR4         0x00000080   /* Grant Support of SCC4        */
#define CMXSCR_SC4         0x00000040   /* SCC4 connection              */
#define CMXSCR_RS4CS_MSK   0x00000038   /* Receive SCC4 Clock Source Mask */
#define CMXSCR_TS4CS_MSK   0x00000007   /* Transmit SCC4 Clock Source Mask */

#define CMXSCR_RS1CS_BRG1  0x00000000   /* SCC1 Rx Clock Source is BRG1 */
#define CMXSCR_RS1CS_BRG2  0x08000000   /* SCC1 Rx Clock Source is BRG2 */
#define CMXSCR_RS1CS_BRG3  0x10000000   /* SCC1 Rx Clock Source is BRG3 */
#define CMXSCR_RS1CS_BRG4  0x18000000   /* SCC1 Rx Clock Source is BRG4 */
#define CMXSCR_RS1CS_CLK11 0x20000000   /* SCC1 Rx Clock Source is CLK11 */
#define CMXSCR_RS1CS_CLK12 0x28000000   /* SCC1 Rx Clock Source is CLK12 */
#define CMXSCR_RS1CS_CLK3  0x30000000   /* SCC1 Rx Clock Source is CLK3 */
#define CMXSCR_RS1CS_CLK4  0x38000000   /* SCC1 Rx Clock Source is CLK4 */

#define CMXSCR_TS1CS_BRG1  0x00000000   /* SCC1 Tx Clock Source is BRG1 */
#define CMXSCR_TS1CS_BRG2  0x01000000   /* SCC1 Tx Clock Source is BRG2 */
#define CMXSCR_TS1CS_BRG3  0x02000000   /* SCC1 Tx Clock Source is BRG3 */
#define CMXSCR_TS1CS_BRG4  0x03000000   /* SCC1 Tx Clock Source is BRG4 */
#define CMXSCR_TS1CS_CLK11 0x04000000   /* SCC1 Tx Clock Source is CLK11 */
#define CMXSCR_TS1CS_CLK12 0x05000000   /* SCC1 Tx Clock Source is CLK12 */
#define CMXSCR_TS1CS_CLK3  0x06000000   /* SCC1 Tx Clock Source is CLK3 */
#define CMXSCR_TS1CS_CLK4  0x07000000   /* SCC1 Tx Clock Source is CLK4 */

#define CMXSCR_RS2CS_BRG1  0x00000000   /* SCC2 Rx Clock Source is BRG1 */
#define CMXSCR_RS2CS_BRG2  0x00080000   /* SCC2 Rx Clock Source is BRG2 */
#define CMXSCR_RS2CS_BRG3  0x00100000   /* SCC2 Rx Clock Source is BRG3 */
#define CMXSCR_RS2CS_BRG4  0x00180000   /* SCC2 Rx Clock Source is BRG4 */
#define CMXSCR_RS2CS_CLK11 0x00200000   /* SCC2 Rx Clock Source is CLK11 */
#define CMXSCR_RS2CS_CLK12 0x00280000   /* SCC2 Rx Clock Source is CLK12 */
#define CMXSCR_RS2CS_CLK3  0x00300000   /* SCC2 Rx Clock Source is CLK3 */
#define CMXSCR_RS2CS_CLK4  0x00380000   /* SCC2 Rx Clock Source is CLK4 */

#define CMXSCR_TS2CS_BRG1  0x00000000   /* SCC2 Tx Clock Source is BRG1 */
#define CMXSCR_TS2CS_BRG2  0x00010000   /* SCC2 Tx Clock Source is BRG2 */
#define CMXSCR_TS2CS_BRG3  0x00020000   /* SCC2 Tx Clock Source is BRG3 */
#define CMXSCR_TS2CS_BRG4  0x00030000   /* SCC2 Tx Clock Source is BRG4 */
#define CMXSCR_TS2CS_CLK11 0x00040000   /* SCC2 Tx Clock Source is CLK11 */
#define CMXSCR_TS2CS_CLK12 0x00050000   /* SCC2 Tx Clock Source is CLK12 */
#define CMXSCR_TS2CS_CLK3  0x00060000   /* SCC2 Tx Clock Source is CLK3 */
#define CMXSCR_TS2CS_CLK4  0x00070000   /* SCC2 Tx Clock Source is CLK4 */

#define CMXSCR_RS3CS_BRG1  0x00000000   /* SCC3 Rx Clock Source is BRG1 */
#define CMXSCR_RS3CS_BRG2  0x00000800   /* SCC3 Rx Clock Source is BRG2 */
#define CMXSCR_RS3CS_BRG3  0x00001000   /* SCC3 Rx Clock Source is BRG3 */
#define CMXSCR_RS3CS_BRG4  0x00001800   /* SCC3 Rx Clock Source is BRG4 */
#define CMXSCR_RS3CS_CLK5  0x00002000   /* SCC3 Rx Clock Source is CLK5 */
#define CMXSCR_RS3CS_CLK6  0x00002800   /* SCC3 Rx Clock Source is CLK6 */
#define CMXSCR_RS3CS_CLK7  0x00003000   /* SCC3 Rx Clock Source is CLK7 */
#define CMXSCR_RS3CS_CLK8  0x00003800   /* SCC3 Rx Clock Source is CLK8 */

#define CMXSCR_TS3CS_BRG1  0x00000000   /* SCC3 Tx Clock Source is BRG1 */
#define CMXSCR_TS3CS_BRG2  0x00000100   /* SCC3 Tx Clock Source is BRG2 */
#define CMXSCR_TS3CS_BRG3  0x00000200   /* SCC3 Tx Clock Source is BRG3 */
#define CMXSCR_TS3CS_BRG4  0x00000300   /* SCC3 Tx Clock Source is BRG4 */
#define CMXSCR_TS3CS_CLK5  0x00000400   /* SCC3 Tx Clock Source is CLK5 */
#define CMXSCR_TS3CS_CLK6  0x00000500   /* SCC3 Tx Clock Source is CLK6 */
#define CMXSCR_TS3CS_CLK7  0x00000600   /* SCC3 Tx Clock Source is CLK7 */
#define CMXSCR_TS3CS_CLK8  0x00000700   /* SCC3 Tx Clock Source is CLK8 */

#define CMXSCR_RS4CS_BRG1  0x00000000   /* SCC4 Rx Clock Source is BRG1 */
#define CMXSCR_RS4CS_BRG2  0x00000008   /* SCC4 Rx Clock Source is BRG2 */
#define CMXSCR_RS4CS_BRG3  0x00000010   /* SCC4 Rx Clock Source is BRG3 */
#define CMXSCR_RS4CS_BRG4  0x00000018   /* SCC4 Rx Clock Source is BRG4 */
#define CMXSCR_RS4CS_CLK5  0x00000020   /* SCC4 Rx Clock Source is CLK5 */
#define CMXSCR_RS4CS_CLK6  0x00000028   /* SCC4 Rx Clock Source is CLK6 */
#define CMXSCR_RS4CS_CLK7  0x00000030   /* SCC4 Rx Clock Source is CLK7 */
#define CMXSCR_RS4CS_CLK8  0x00000038   /* SCC4 Rx Clock Source is CLK8 */

#define CMXSCR_TS4CS_BRG1  0x00000000   /* SCC4 Tx Clock Source is BRG1 */
#define CMXSCR_TS4CS_BRG2  0x00000001   /* SCC4 Tx Clock Source is BRG2 */
#define CMXSCR_TS4CS_BRG3  0x00000002   /* SCC4 Tx Clock Source is BRG3 */
#define CMXSCR_TS4CS_BRG4  0x00000003   /* SCC4 Tx Clock Source is BRG4 */
#define CMXSCR_TS4CS_CLK5  0x00000004   /* SCC4 Tx Clock Source is CLK5 */
#define CMXSCR_TS4CS_CLK6  0x00000005   /* SCC4 Tx Clock Source is CLK6 */
#define CMXSCR_TS4CS_CLK7  0x00000006   /* SCC4 Tx Clock Source is CLK7 */
#define CMXSCR_TS4CS_CLK8  0x00000007   /* SCC4 Tx Clock Source is CLK8 */

/*-----------------------------------------------------------------------
 * SIUMCR - SIU Module Configuration Register				 4-31
 */
#define SIUMCR_BBD	0x80000000	/* Bus Busy Disable		*/
#define SIUMCR_ESE	0x40000000	/* External Snoop Enable	*/
#define SIUMCR_PBSE	0x20000000	/* Parity Byte Select Enable	*/
#define SIUMCR_CDIS	0x10000000	/* Core Disable			*/
#define SIUMCR_DPPC00	0x00000000	/* Data Parity Pins Configuration*/
#define SIUMCR_DPPC01	0x04000000	/* - " -			*/
#define SIUMCR_DPPC10	0x08000000	/* - " -			*/
#define SIUMCR_DPPC11	0x0c000000	/* - " -			*/
#define SIUMCR_L2CPC00	0x00000000	/* L2 Cache Pins Configuration	*/
#define SIUMCR_L2CPC01	0x01000000	/* - " -			*/
#define SIUMCR_L2CPC10	0x02000000	/* - " -			*/
#define SIUMCR_L2CPC11	0x03000000	/* - " -			*/
#define SIUMCR_LBPC00	0x00000000	/* Local Bus Pins Configuration	*/
#define SIUMCR_LBPC01	0x00400000	/* - " -			*/
#define SIUMCR_LBPC10	0x00800000	/* - " -			*/
#define SIUMCR_LBPC11	0x00c00000	/* - " -			*/
#define SIUMCR_APPC00	0x00000000	/* Address Parity Pins Configuration*/
#define SIUMCR_APPC01	0x00100000	/* - " -			*/
#define SIUMCR_APPC10	0x00200000	/* - " -			*/
#define SIUMCR_APPC11	0x00300000	/* - " -			*/
#define SIUMCR_CS10PC00	0x00000000	/* CS10 Pin Configuration	*/
#define SIUMCR_CS10PC01	0x00040000	/* - " -			*/
#define SIUMCR_CS10PC10	0x00080000	/* - " -			*/
#define SIUMCR_CS10PC11	0x000c0000	/* - " -			*/
#define SIUMCR_BCTLC00	0x00000000	/* Buffer Control Configuration	*/
#define SIUMCR_BCTLC01	0x00010000	/* - " -			*/
#define SIUMCR_BCTLC10	0x00020000	/* - " -			*/
#define SIUMCR_BCTLC11	0x00030000	/* - " -			*/
#define SIUMCR_MMR00	0x00000000	/* Mask Masters Requests	*/
#define SIUMCR_MMR01	0x00004000	/* - " -			*/
#define SIUMCR_MMR10	0x00008000	/* - " -			*/
#define SIUMCR_MMR11	0x0000c000	/* - " -			*/
#define SIUMCR_LPBSE	0x00002000	/* LocalBus Parity Byte Select Enable*/

/*-----------------------------------------------------------------------
 * SCCR - System Clock Control Register					 9-8
*/
#define SCCR_PCI_MODE	0x00000100	/* PCI Mode	*/
#define SCCR_PCI_MODCK	0x00000080	/* Value of PCI_MODCK pin	*/
#define SCCR_PCIDF_MSK	0x00000078	/* PCI division factor	*/
#define SCCR_PCIDF_SHIFT 3

#ifndef CPM_IMMR_OFFSET
#define CPM_IMMR_OFFSET	0x101a8
#endif

#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 FCC3_MEM_OFFSET FCC_MEM_OFFSET(2)

/* Clocks and GRG's */

enum cpm_clk_dir {
	CPM_CLK_RX,
	CPM_CLK_TX,
	CPM_CLK_RTX
};

enum cpm_clk_target {
	CPM_CLK_SCC1,
	CPM_CLK_SCC2,
	CPM_CLK_SCC3,
	CPM_CLK_SCC4,
	CPM_CLK_FCC1,
	CPM_CLK_FCC2,
	CPM_CLK_FCC3
};

enum cpm_clk {
	CPM_CLK_NONE = 0,
	CPM_BRG1,	/* Baud Rate Generator  1 */
	CPM_BRG2,	/* Baud Rate Generator  2 */
	CPM_BRG3,	/* Baud Rate Generator  3 */
	CPM_BRG4,	/* Baud Rate Generator  4 */
	CPM_BRG5,	/* Baud Rate Generator  5 */
	CPM_BRG6,	/* Baud Rate Generator  6 */
	CPM_BRG7,	/* Baud Rate Generator  7 */
	CPM_BRG8,	/* Baud Rate Generator  8 */
	CPM_CLK1,	/* Clock  1 */
	CPM_CLK2,	/* Clock  2 */
	CPM_CLK3,	/* Clock  3 */
	CPM_CLK4,	/* Clock  4 */
	CPM_CLK5,	/* Clock  5 */
	CPM_CLK6,	/* Clock  6 */
	CPM_CLK7,	/* Clock  7 */
	CPM_CLK8,	/* Clock  8 */
	CPM_CLK9,	/* Clock  9 */
	CPM_CLK10,	/* Clock 10 */
	CPM_CLK11,	/* Clock 11 */
	CPM_CLK12,	/* Clock 12 */
	CPM_CLK13,	/* Clock 13 */
	CPM_CLK14,	/* Clock 14 */
	CPM_CLK15,	/* Clock 15 */
	CPM_CLK16,	/* Clock 16 */
	CPM_CLK17,	/* Clock 17 */
	CPM_CLK18,	/* Clock 18 */
	CPM_CLK19,	/* Clock 19 */
	CPM_CLK20,	/* Clock 20 */
	CPM_CLK_DUMMY
};

extern int cpm2_clk_setup(enum cpm_clk_target target, int clock, int mode);

#endif /* __CPM2__ */
#endif /* __KERNEL__ */