PPC: Make Motorola CPM2 I/O core support more generic.

It's used on more than one CPU.

5 files changed, 1054 insertions, 466 deletions

diff --git a/include/asm-ppc/cpm_8260.h b/include/asm-ppc/cpm2.h
index 0afe638855fb..7a53eea8c77f 100644
--- a/include/asm-ppc/cpm_8260.h
+++ b/include/asm-ppc/cpm2.h
@@ -1,17 +1,16 @@
 /*
- * MPC8260 Communication Processor Module.
- * Copyright (c) 1999 Dan Malek (dmalek@jlc.net)
+ * Communication Processor Module v2.
  *
  * This file contains structures and information for the communication
  * processor channels found in the dual port RAM or parameter RAM.
- * All CPM control and status is available through the MPC8260 internal
- * memory map.  See immap.h for details.
+ * All CPM control and status is available through the CPM2 internal
+ * memory map.  See immap_cpm2.h for details.
  */
 #ifdef __KERNEL__
-#ifndef __CPM_82XX__
-#define __CPM_82XX__
+#ifndef __CPM2__
+#define __CPM2__
 
-#include <asm/immap_8260.h>
+#include <asm/immap_cpm2.h>
 
 /* CPM Command register.
 */
@@ -72,6 +71,8 @@
 #define CPM_CR_STOP_TX		((ushort)0x0004)
 #define CPM_CR_RESTART_TX	((ushort)0x0006)
 #define CPM_CR_SET_GADDR	((ushort)0x0008)
+#define CPM_CR_START_IDMA	((ushort)0x0009)
+#define CPM_CR_STOP_IDMA	((ushort)0x000b)
 
 #define mk_cr_cmd(PG, SBC, MCN, OP) \
 	((PG << 26) | (SBC << 21) | (MCN << 6) | OP)
@@ -83,9 +84,14 @@
  * downloading RAM microcode.
  */
 #define CPM_DATAONLY_BASE	((uint)128)
-#define CPM_DATAONLY_SIZE	((uint)(16 * 1024) - CPM_DATAONLY_BASE)
 #define CPM_DP_NOSPACE		((uint)0x7fffffff)
+#ifdef CONFIG_8272
+#define CPM_DATAONLY_SIZE	((uint)(8 * 1024) - CPM_DATAONLY_BASE)
+#define CPM_FCC_SPECIAL_BASE	((uint)0x00009000)
+#else
+#define CPM_DATAONLY_SIZE	((uint)(16 * 1024) - CPM_DATAONLY_BASE)
 #define CPM_FCC_SPECIAL_BASE	((uint)0x0000b000)
+#endif
 
 /* The number of pages of host memory we allocate for CPM.  This is
  * done early in kernel initialization to get physically contiguous
@@ -97,11 +103,11 @@
 /* Export the base address of the communication processor registers
  * and dual port ram.
  */
-extern	cpm8260_t	*cpmp;		/* Pointer to comm processor */
-uint		m8260_cpm_dpalloc(uint size, uint align);
-uint		m8260_cpm_hostalloc(uint size, uint align);
-void		m8260_cpm_setbrg(uint brg, uint rate);
-void		m8260_cpm_fastbrg(uint brg, uint rate, int div16);
+extern		cpm_cpm2_t	*cpmp;	 /* Pointer to comm processor */
+uint		cpm2_dpalloc(uint size, uint align);
+uint		cpm2_hostalloc(uint size, uint align);
+void		cpm2_setbrg(uint brg, uint rate);
+void		cpm2_fastbrg(uint brg, uint rate, int div16);
 
 /* Buffer descriptors used by many of the CPM protocols.
 */
@@ -504,21 +510,21 @@ typedef struct scc_uart {
 #define UART_SCCM_TX		((ushort)0x0002)
 #define UART_SCCM_RX		((ushort)0x0001)
 
-/* The SCC PMSR when used as a UART.
+/* The SCC PSMR when used as a UART.
 */
-#define SCU_PMSR_FLC		((ushort)0x8000)
-#define SCU_PMSR_SL		((ushort)0x4000)
-#define SCU_PMSR_CL		((ushort)0x3000)
-#define SCU_PMSR_UM		((ushort)0x0c00)
-#define SCU_PMSR_FRZ		((ushort)0x0200)
-#define SCU_PMSR_RZS		((ushort)0x0100)
-#define SCU_PMSR_SYN		((ushort)0x0080)
-#define SCU_PMSR_DRT		((ushort)0x0040)
-#define SCU_PMSR_PEN		((ushort)0x0010)
-#define SCU_PMSR_RPM		((ushort)0x000c)
-#define SCU_PMSR_REVP		((ushort)0x0008)
-#define SCU_PMSR_TPM		((ushort)0x0003)
-#define SCU_PMSR_TEVP		((ushort)0x0003)
+#define SCU_PSMR_FLC		((ushort)0x8000)
+#define SCU_PSMR_SL		((ushort)0x4000)
+#define SCU_PSMR_CL		((ushort)0x3000)
+#define SCU_PSMR_UM		((ushort)0x0c00)
+#define SCU_PSMR_FRZ		((ushort)0x0200)
+#define SCU_PSMR_RZS		((ushort)0x0100)
+#define SCU_PSMR_SYN		((ushort)0x0080)
+#define SCU_PSMR_DRT		((ushort)0x0040)
+#define SCU_PSMR_PEN		((ushort)0x0010)
+#define SCU_PSMR_RPM		((ushort)0x000c)
+#define SCU_PSMR_REVP		((ushort)0x0008)
+#define SCU_PSMR_TPM		((ushort)0x0003)
+#define SCU_PSMR_TEVP		((ushort)0x0003)
 
 /* CPM Transparent mode SCC.
  */
@@ -612,7 +618,7 @@ typedef struct fcc_enet {
 	ushort	fen_paddrm;
 	ushort	fen_paddrl;
 	ushort	fen_ibdcount;	/* Internal BD counter */
-	ushort	fen_idbstart;	/* Internal BD start pointer */
+	ushort	fen_ibdstart;	/* Internal BD start pointer */
 	ushort	fen_ibdend;	/* Internal BD end pointer */
 	ushort	fen_txlen;	/* Internal Tx frame length counter */
 	uint	fen_ibdbase[8]; /* Internal use */
@@ -696,7 +702,336 @@ typedef struct iic {
 	uint	iic_txtmp;	/* Internal */
 } iic_t;
 
+/* SPI parameter RAM.
+*/
+typedef struct spi {
+	ushort	spi_rbase;	/* Rx Buffer descriptor base address */
+	ushort	spi_tbase;	/* Tx Buffer descriptor base address */
+	u_char	spi_rfcr;	/* Rx function code */
+	u_char	spi_tfcr;	/* Tx function code */
+	ushort	spi_mrblr;	/* Max receive buffer length */
+	uint	spi_rstate;	/* Internal */
+	uint	spi_rdp;	/* Internal */
+	ushort	spi_rbptr;	/* Internal */
+	ushort	spi_rbc;	/* Internal */
+	uint	spi_rxtmp;	/* Internal */
+	uint	spi_tstate;	/* Internal */
+	uint	spi_tdp;	/* Internal */
+	ushort	spi_tbptr;	/* Internal */
+	ushort	spi_tbc;	/* Internal */
+	uint	spi_txtmp;	/* Internal */
+	uint	spi_res;	/* Tx temp. */
+	uint	spi_res1[4];	/* SDMA temp. */
+} spi_t;
+
+/* SPI Mode register.
+*/
+#define SPMODE_LOOP	((ushort)0x4000)	/* Loopback */
+#define SPMODE_CI	((ushort)0x2000)	/* Clock Invert */
+#define SPMODE_CP	((ushort)0x1000)	/* Clock Phase */
+#define SPMODE_DIV16	((ushort)0x0800)	/* BRG/16 mode */
+#define SPMODE_REV	((ushort)0x0400)	/* Reversed Data */
+#define SPMODE_MSTR	((ushort)0x0200)	/* SPI Master */
+#define SPMODE_EN	((ushort)0x0100)	/* Enable */
+#define SPMODE_LENMSK	((ushort)0x00f0)	/* character length */
+#define SPMODE_PMMSK	((ushort)0x000f)	/* prescale modulus */
+
+#define SPMODE_LEN(x)	((((x)-1)&0xF)<<4)
+#define SPMODE_PM(x)	((x) &0xF)
+
+#define SPI_EB		((u_char)0x10)		/* big endian byte order */
+
 #define BD_IIC_START		((ushort)0x0400)
 
-#endif /* __CPM_82XX__ */
+/* IDMA parameter RAM
+*/
+typedef struct idma {
+	ushort ibase;		/* IDMA buffer descriptor table base address */
+	ushort dcm;		/* DMA channel mode */
+	ushort ibdptr;		/* IDMA current buffer descriptor pointer */
+	ushort dpr_buf;		/* IDMA transfer buffer base address */
+	ushort buf_inv;		/* internal buffer inventory */
+	ushort ss_max;		/* steady-state maximum transfer size */
+	ushort dpr_in_ptr;	/* write pointer inside the internal buffer */
+	ushort sts;		/* source transfer size */
+	ushort dpr_out_ptr;	/* read pointer inside the internal buffer */
+	ushort seob;		/* source end of burst */
+	ushort deob;		/* destination end of burst */
+	ushort dts;		/* destination transfer size */
+	ushort ret_add;		/* return address when working in ERM=1 mode */
+	ushort res0;		/* reserved */
+	uint   bd_cnt;		/* internal byte count */
+	uint   s_ptr;		/* source internal data pointer */
+	uint   d_ptr;		/* destination internal data pointer */
+	uint   istate;		/* internal state */
+	u_char res1[20];	/* pad to 64-byte length */
+} idma_t;
+
+/* DMA channel mode bit fields
+*/
+#define IDMA_DCM_FB		((ushort)0x8000) /* fly-by mode */
+#define IDMA_DCM_LP		((ushort)0x4000) /* low priority */
+#define IDMA_DCM_TC2		((ushort)0x0400) /* value driven on TC[2] */
+#define IDMA_DCM_DMA_WRAP_MASK	((ushort)0x01c0) /* mask for DMA wrap */
+#define IDMA_DCM_DMA_WRAP_64	((ushort)0x0000) /* 64-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_128	((ushort)0x0040) /* 128-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_256	((ushort)0x0080) /* 256-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_512	((ushort)0x00c0) /* 512-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_1024	((ushort)0x0100) /* 1024-byte DMA xfer buffer */
+#define IDMA_DCM_DMA_WRAP_2048	((ushort)0x0140) /* 2048-byte DMA xfer buffer */
+#define IDMA_DCM_SINC		((ushort)0x0020) /* source inc addr */
+#define IDMA_DCM_DINC		((ushort)0x0010) /* destination inc addr */
+#define IDMA_DCM_ERM		((ushort)0x0008) /* external request mode */
+#define IDMA_DCM_DT		((ushort)0x0004) /* DONE treatment */
+#define IDMA_DCM_SD_MASK	((ushort)0x0003) /* mask for SD bit field */
+#define IDMA_DCM_SD_MEM2MEM	((ushort)0x0000) /* memory-to-memory xfer */
+#define IDMA_DCM_SD_PER2MEM	((ushort)0x0002) /* peripheral-to-memory xfer */
+#define IDMA_DCM_SD_MEM2PER	((ushort)0x0001) /* memory-to-peripheral xfer */
+
+/* IDMA Buffer Descriptors
+*/
+typedef struct idma_bd {
+	uint flags;
+	uint len;	/* data length */
+	uint src;	/* source data buffer pointer */
+	uint dst;	/* destination data buffer pointer */
+} idma_bd_t;
+
+/* IDMA buffer descriptor flag bit fields
+*/
+#define IDMA_BD_V	((uint)0x80000000)	/* valid */
+#define IDMA_BD_W	((uint)0x20000000)	/* wrap */
+#define IDMA_BD_I	((uint)0x10000000)	/* interrupt */
+#define IDMA_BD_L	((uint)0x08000000)	/* last */
+#define IDMA_BD_CM	((uint)0x02000000)	/* continuous mode */
+#define IDMA_BD_SDN	((uint)0x00400000)	/* source done */
+#define IDMA_BD_DDN	((uint)0x00200000)	/* destination done */
+#define IDMA_BD_DGBL	((uint)0x00100000)	/* destination global */
+#define IDMA_BD_DBO_LE	((uint)0x00040000)	/* little-end dest byte order */
+#define IDMA_BD_DBO_BE	((uint)0x00080000)	/* big-end dest byte order */
+#define IDMA_BD_DDTB	((uint)0x00010000)	/* destination data bus */
+#define IDMA_BD_SGBL	((uint)0x00002000)	/* source global */
+#define IDMA_BD_SBO_LE	((uint)0x00000800)	/* little-end src byte order */
+#define IDMA_BD_SBO_BE	((uint)0x00001000)	/* big-end src byte order */
+#define IDMA_BD_SDTB	((uint)0x00000200)	/* source data bus */
+
+/* per-channel IDMA registers
+*/
+typedef struct im_idma {
+	u_char idsr;			/* IDMAn event status register */
+	u_char res0[3];
+	u_char idmr;			/* IDMAn event mask register */
+	u_char res1[3];
+} im_idma_t;
+
+/* IDMA event register bit fields
+*/
+#define IDMA_EVENT_SC	((unsigned char)0x08)	/* stop completed */
+#define IDMA_EVENT_OB	((unsigned char)0x04)	/* out of buffers */
+#define IDMA_EVENT_EDN	((unsigned char)0x02)	/* external DONE asserted */
+#define IDMA_EVENT_BC	((unsigned char)0x01)	/* buffer descriptor complete */
+
+/* RISC Controller Configuration Register (RCCR) bit fields
+*/
+#define RCCR_TIME	((uint)0x80000000) /* timer enable */
+#define RCCR_TIMEP_MASK	((uint)0x3f000000) /* mask for timer period bit field */
+#define RCCR_DR0M	((uint)0x00800000) /* IDMA0 request mode */
+#define RCCR_DR1M	((uint)0x00400000) /* IDMA1 request mode */
+#define RCCR_DR2M	((uint)0x00000080) /* IDMA2 request mode */
+#define RCCR_DR3M	((uint)0x00000040) /* IDMA3 request mode */
+#define RCCR_DR0QP_MASK	((uint)0x00300000) /* mask for IDMA0 req priority */
+#define RCCR_DR0QP_HIGH ((uint)0x00000000) /* IDMA0 has high req priority */
+#define RCCR_DR0QP_MED	((uint)0x00100000) /* IDMA0 has medium req priority */
+#define RCCR_DR0QP_LOW	((uint)0x00200000) /* IDMA0 has low req priority */
+#define RCCR_DR1QP_MASK	((uint)0x00030000) /* mask for IDMA1 req priority */
+#define RCCR_DR1QP_HIGH ((uint)0x00000000) /* IDMA1 has high req priority */
+#define RCCR_DR1QP_MED	((uint)0x00010000) /* IDMA1 has medium req priority */
+#define RCCR_DR1QP_LOW	((uint)0x00020000) /* IDMA1 has low req priority */
+#define RCCR_DR2QP_MASK	((uint)0x00000030) /* mask for IDMA2 req priority */
+#define RCCR_DR2QP_HIGH ((uint)0x00000000) /* IDMA2 has high req priority */
+#define RCCR_DR2QP_MED	((uint)0x00000010) /* IDMA2 has medium req priority */
+#define RCCR_DR2QP_LOW	((uint)0x00000020) /* IDMA2 has low req priority */
+#define RCCR_DR3QP_MASK	((uint)0x00000003) /* mask for IDMA3 req priority */
+#define RCCR_DR3QP_HIGH ((uint)0x00000000) /* IDMA3 has high req priority */
+#define RCCR_DR3QP_MED	((uint)0x00000001) /* IDMA3 has medium req priority */
+#define RCCR_DR3QP_LOW	((uint)0x00000002) /* IDMA3 has low req priority */
+#define RCCR_EIE	((uint)0x00080000) /* external interrupt enable */
+#define RCCR_SCD	((uint)0x00040000) /* scheduler configuration */
+#define RCCR_ERAM_MASK	((uint)0x0000e000) /* mask for enable RAM microcode */
+#define RCCR_ERAM_0KB	((uint)0x00000000) /* use 0KB of dpram for microcode */
+#define RCCR_ERAM_2KB	((uint)0x00002000) /* use 2KB of dpram for microcode */
+#define RCCR_ERAM_4KB	((uint)0x00004000) /* use 4KB of dpram for microcode */
+#define RCCR_ERAM_6KB	((uint)0x00006000) /* use 6KB of dpram for microcode */
+#define RCCR_ERAM_8KB	((uint)0x00008000) /* use 8KB of dpram for microcode */
+#define RCCR_ERAM_10KB	((uint)0x0000a000) /* use 10KB of dpram for microcode */
+#define RCCR_ERAM_12KB	((uint)0x0000c000) /* use 12KB of dpram for microcode */
+#define RCCR_EDM0	((uint)0x00000800) /* DREQ0 edge detect mode */
+#define RCCR_EDM1	((uint)0x00000400) /* DREQ1 edge detect mode */
+#define RCCR_EDM2	((uint)0x00000200) /* DREQ2 edge detect mode */
+#define RCCR_EDM3	((uint)0x00000100) /* DREQ3 edge detect mode */
+#define RCCR_DEM01	((uint)0x00000008) /* DONE0/DONE1 edge detect mode */
+#define RCCR_DEM23	((uint)0x00000004) /* DONE2/DONE3 edge detect mode */
+
+/*-----------------------------------------------------------------------
+ * CMXFCR - CMX FCC Clock Route Register
+ */
+#define CMXFCR_FC1         0x40000000   /* FCC1 connection              */
+#define CMXFCR_RF1CS_MSK   0x38000000   /* Receive FCC1 Clock Source Mask */
+#define CMXFCR_TF1CS_MSK   0x07000000   /* Transmit FCC1 Clock Source Mask */
+#define CMXFCR_FC2         0x00400000   /* FCC2 connection              */
+#define CMXFCR_RF2CS_MSK   0x00380000   /* Receive FCC2 Clock Source Mask */
+#define CMXFCR_TF2CS_MSK   0x00070000   /* Transmit FCC2 Clock Source Mask */
+#define CMXFCR_FC3         0x00004000   /* FCC3 connection              */
+#define CMXFCR_RF3CS_MSK   0x00003800   /* Receive FCC3 Clock Source Mask */
+#define CMXFCR_TF3CS_MSK   0x00000700   /* Transmit FCC3 Clock Source Mask */
+
+#define CMXFCR_RF1CS_BRG5  0x00000000   /* Receive FCC1 Clock Source is BRG5 */
+#define CMXFCR_RF1CS_BRG6  0x08000000   /* Receive FCC1 Clock Source is BRG6 */
+#define CMXFCR_RF1CS_BRG7  0x10000000   /* Receive FCC1 Clock Source is BRG7 */
+#define CMXFCR_RF1CS_BRG8  0x18000000   /* Receive FCC1 Clock Source is BRG8 */
+#define CMXFCR_RF1CS_CLK9  0x20000000   /* Receive FCC1 Clock Source is CLK9 */
+#define CMXFCR_RF1CS_CLK10 0x28000000   /* Receive FCC1 Clock Source is CLK10 */
+#define CMXFCR_RF1CS_CLK11 0x30000000   /* Receive FCC1 Clock Source is CLK11 */
+#define CMXFCR_RF1CS_CLK12 0x38000000   /* Receive FCC1 Clock Source is CLK12 */
+
+#define CMXFCR_TF1CS_BRG5  0x00000000   /* Transmit FCC1 Clock Source is BRG5 */
+#define CMXFCR_TF1CS_BRG6  0x01000000   /* Transmit FCC1 Clock Source is BRG6 */
+#define CMXFCR_TF1CS_BRG7  0x02000000   /* Transmit FCC1 Clock Source is BRG7 */
+#define CMXFCR_TF1CS_BRG8  0x03000000   /* Transmit FCC1 Clock Source is BRG8 */
+#define CMXFCR_TF1CS_CLK9  0x04000000   /* Transmit FCC1 Clock Source is CLK9 */
+#define CMXFCR_TF1CS_CLK10 0x05000000   /* Transmit FCC1 Clock Source is CLK10 */
+#define CMXFCR_TF1CS_CLK11 0x06000000   /* Transmit FCC1 Clock Source is CLK11 */
+#define CMXFCR_TF1CS_CLK12 0x07000000   /* Transmit FCC1 Clock Source is CLK12 */
+
+#define CMXFCR_RF2CS_BRG5  0x00000000   /* Receive FCC2 Clock Source is BRG5 */
+#define CMXFCR_RF2CS_BRG6  0x00080000   /* Receive FCC2 Clock Source is BRG6 */
+#define CMXFCR_RF2CS_BRG7  0x00100000   /* Receive FCC2 Clock Source is BRG7 */
+#define CMXFCR_RF2CS_BRG8  0x00180000   /* Receive FCC2 Clock Source is BRG8 */
+#define CMXFCR_RF2CS_CLK13 0x00200000   /* Receive FCC2 Clock Source is CLK13 */
+#define CMXFCR_RF2CS_CLK14 0x00280000   /* Receive FCC2 Clock Source is CLK14 */
+#define CMXFCR_RF2CS_CLK15 0x00300000   /* Receive FCC2 Clock Source is CLK15 */
+#define CMXFCR_RF2CS_CLK16 0x00380000   /* Receive FCC2 Clock Source is CLK16 */
+
+#define CMXFCR_TF2CS_BRG5  0x00000000   /* Transmit FCC2 Clock Source is BRG5 */
+#define CMXFCR_TF2CS_BRG6  0x00010000   /* Transmit FCC2 Clock Source is BRG6 */
+#define CMXFCR_TF2CS_BRG7  0x00020000   /* Transmit FCC2 Clock Source is BRG7 */
+#define CMXFCR_TF2CS_BRG8  0x00030000   /* Transmit FCC2 Clock Source is BRG8 */
+#define CMXFCR_TF2CS_CLK13 0x00040000   /* Transmit FCC2 Clock Source is CLK13 */
+#define CMXFCR_TF2CS_CLK14 0x00050000   /* Transmit FCC2 Clock Source is CLK14 */
+#define CMXFCR_TF2CS_CLK15 0x00060000   /* Transmit FCC2 Clock Source is CLK15 */
+#define CMXFCR_TF2CS_CLK16 0x00070000   /* Transmit FCC2 Clock Source is CLK16 */
+
+#define CMXFCR_RF3CS_BRG5  0x00000000   /* Receive FCC3 Clock Source is BRG5 */
+#define CMXFCR_RF3CS_BRG6  0x00000800   /* Receive FCC3 Clock Source is BRG6 */
+#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 */
+
+#endif /* __CPM2__ */
 #endif /* __KERNEL__ */
+
+
diff --git a/include/asm-ppc/immap_8260.h b/include/asm-ppc/immap_8260.h
deleted file mode 100644
index cee53ba4b78b..000000000000
--- a/include/asm-ppc/immap_8260.h
+++ /dev/null
@@ -1,433 +0,0 @@
-/*
- * MPC8260 Internal Memory Map
- * Copyright (c) 1999 Dan Malek (dmalek@jlc.net)
- *
- * The Internal Memory Map of the 8260.  I don't know how generic
- * this will be, as I don't have any knowledge of the subsequent
- * parts at this time.  I copied this from the 8xx_immap.h.
- */
-#ifdef __KERNEL__
-#ifndef __IMMAP_82XX__
-#define __IMMAP_82XX__
-
-/* System configuration registers.
-*/
-typedef	struct sys_conf {
-	uint	sc_siumcr;
-	uint	sc_sypcr;
-	char	res1[6];
-	ushort	sc_swsr;
-	char	res2[20];
-	uint	sc_bcr;
-	u_char	sc_ppc_acr;
-	char	res3[3];
-	uint	sc_ppc_alrh;
-	uint	sc_ppc_alrl;
-	u_char	sc_lcl_acr;
-	char	res4[3];
-	uint	sc_lcl_alrh;
-	uint	sc_lcl_alrl;
-	uint	sc_tescr1;
-	uint	sc_tescr2;
-	uint	sc_ltescr1;
-	uint	sc_ltescr2;
-	uint	sc_pdtea;
-	u_char	sc_pdtem;
-	char	res5[3];
-	uint	sc_ldtea;
-	u_char	sc_ldtem;
-	char	res6[163];
-} sysconf8260_t;
-
-
-/* Memory controller registers.
-*/
-typedef struct	mem_ctlr {
-	uint	memc_br0;
-	uint	memc_or0;
-	uint	memc_br1;
-	uint	memc_or1;
-	uint	memc_br2;
-	uint	memc_or2;
-	uint	memc_br3;
-	uint	memc_or3;
-	uint	memc_br4;
-	uint	memc_or4;
-	uint	memc_br5;
-	uint	memc_or5;
-	uint	memc_br6;
-	uint	memc_or6;
-	uint	memc_br7;
-	uint	memc_or7;
-	uint	memc_br8;
-	uint	memc_or8;
-	uint	memc_br9;
-	uint	memc_or9;
-	uint	memc_br10;
-	uint	memc_or10;
-	uint	memc_br11;
-	uint	memc_or11;
-	char	res1[8];
-	uint	memc_mar;
-	char	res2[4];
-	uint	memc_mamr;
-	uint	memc_mbmr;
-	uint	memc_mcmr;
-	char	res3[8];
-	ushort	memc_mptpr;
-	char	res4[2];
-	uint	memc_mdr;
-	char	res5[4];
-	uint	memc_psdmr;
-	uint	memc_lsdmr;
-	u_char	memc_purt;
-	char	res6[3];
-	u_char	memc_psrt;
-	char	res7[3];
-	u_char	memc_lurt;
-	char	res8[3];
-	u_char	memc_lsrt;
-	char	res9[3];
-	uint	memc_immr;
-	char	res10[84];
-} memctl8260_t;
-
-/* System Integration Timers.
-*/
-typedef struct	sys_int_timers {
-	char	res1[32];
-	ushort	sit_tmcntsc;
-	char	res2[2];
-	uint	sit_tmcnt;
-	char	res3[4];
-	uint	sit_tmcntal;
-	char	res4[16];
-	ushort	sit_piscr;
-	char	res5[2];
-	uint	sit_pitc;
-	uint	sit_pitr;
-	char	res6[94];
-	char	res7[2390];
-} sit8260_t;
-
-#define PISCR_PIRQ_MASK		((ushort)0xff00)
-#define PISCR_PS		((ushort)0x0080)
-#define PISCR_PIE		((ushort)0x0004)
-#define PISCR_PTF		((ushort)0x0002)
-#define PISCR_PTE		((ushort)0x0001)
-
-/* Interrupt Controller.
-*/
-typedef struct interrupt_controller {
-	ushort	ic_sicr;
-	char	res1[2];
-	uint	ic_sivec;
-	uint	ic_sipnrh;
-	uint	ic_sipnrl;
-	uint	ic_siprr;
-	uint	ic_scprrh;
-	uint	ic_scprrl;
-	uint	ic_simrh;
-	uint	ic_simrl;
-	uint	ic_siexr;
-	char	res2[88];
-} intctl8260_t;
-
-/* Clocks and Reset.
-*/
-typedef struct clk_and_reset {
-	uint	car_sccr;
-	char	res1[4];
-	uint	car_scmr;
-	char	res2[4];
-	uint	car_rsr;
-	uint	car_rmr;
-	char	res[104];
-} car8260_t;
-
-/* Input/Output Port control/status registers.
- * Names consistent with processor manual, although they are different
- * from the original 8xx names.......
- */
-typedef struct io_port {
-	uint	iop_pdira;
-	uint	iop_ppara;
-	uint	iop_psora;
-	uint	iop_podra;
-	uint	iop_pdata;
-	char	res1[12];
-	uint	iop_pdirb;
-	uint	iop_pparb;
-	uint	iop_psorb;
-	uint	iop_podrb;
-	uint	iop_pdatb;
-	char	res2[12];
-	uint	iop_pdirc;
-	uint	iop_pparc;
-	uint	iop_psorc;
-	uint	iop_podrc;
-	uint	iop_pdatc;
-	char	res3[12];
-	uint	iop_pdird;
-	uint	iop_ppard;
-	uint	iop_psord;
-	uint	iop_podrd;
-	uint	iop_pdatd;
-	char	res4[12];
-} iop8260_t;
-
-/* Communication Processor Module Timers
-*/
-typedef struct cpm_timers {
-	u_char	cpmt_tgcr1;
-	char	res1[3];
-	u_char	cpmt_tgcr2;
-	char	res2[11];
-	ushort	cpmt_tmr1;
-	ushort	cpmt_tmr2;
-	ushort	cpmt_trr1;
-	ushort	cpmt_trr2;
-	ushort	cpmt_tcr1;
-	ushort	cpmt_tcr2;
-	ushort	cpmt_tcn1;
-	ushort	cpmt_tcn2;
-	ushort	cpmt_tmr3;
-	ushort	cpmt_tmr4;
-	ushort	cpmt_trr3;
-	ushort	cpmt_trr4;
-	ushort	cpmt_tcr3;
-	ushort	cpmt_tcr4;
-	ushort	cpmt_tcn3;
-	ushort	cpmt_tcn4;
-	ushort	cpmt_ter1;
-	ushort	cpmt_ter2;
-	ushort	cpmt_ter3;
-	ushort	cpmt_ter4;
-	char	res3[584];
-} cpmtimer8260_t;
-
-/* DMA control/status registers.
-*/
-typedef struct sdma_csr {
-	char	res0[24];
-	u_char	sdma_sdsr;
-	char	res1[3];
-	u_char	sdma_sdmr;
-	char	res2[3];
-	u_char	sdma_idsr1;
-	char	res3[3];
-	u_char	sdma_idmr1;
-	char	res4[3];
-	u_char	sdma_idsr2;
-	char	res5[3];
-	u_char	sdma_idmr2;
-	char	res6[3];
-	u_char	sdma_idsr3;
-	char	res7[3];
-	u_char	sdma_idmr3;
-	char	res8[3];
-	u_char	sdma_idsr4;
-	char	res9[3];
-	u_char	sdma_idmr4;
-	char	res10[707];
-} sdma8260_t;
-
-/* Fast controllers
-*/
-typedef struct fcc {
-	uint	fcc_gfmr;
-	uint	fcc_fpsmr;
-	ushort	fcc_ftodr;
-	char	res1[2];
-	ushort	fcc_fdsr;
-	char	res2[2];
-	ushort	fcc_fcce;
-	char	res3[2];
-	ushort	fcc_fccm;
-	char	res4[2];
-	u_char	fcc_fccs;
-	char	res5[3];
-	u_char	fcc_ftirr_phy[4];
-} fcc_t;
-
-/* I2C
-*/
-typedef struct i2c {
-	u_char	i2c_i2mod;
-	char	res1[3];
-	u_char	i2c_i2add;
-	char	res2[3];
-	u_char	i2c_i2brg;
-	char	res3[3];
-	u_char	i2c_i2com;
-	char	res4[3];
-	u_char	i2c_i2cer;
-	char	res5[3];
-	u_char	i2c_i2cmr;
-	char	res6[331];
-} i2c8260_t;
-
-typedef struct scc {		/* Serial communication channels */
-	uint	scc_gsmrl;
-	uint	scc_gsmrh;
-	ushort	scc_pmsr;
-	char	res1[2];
-	ushort	scc_todr;
-	ushort	scc_dsr;
-	ushort	scc_scce;
-	char	res2[2];
-	ushort	scc_sccm;
-	char	res3;
-	u_char	scc_sccs;
-	char	res4[8];
-} scc_t;
-
-typedef struct smc {		/* Serial management channels */
-	char	res1[2];
-	ushort	smc_smcmr;
-	char	res2[2];
-	u_char	smc_smce;
-	char	res3[3];
-	u_char	smc_smcm;
-	char	res4[5];
-} smc_t;
-
-/* Serial Peripheral Interface.
-*/
-typedef struct spi {
-	ushort	spi_spmode;
-	char	res1[4];
-	u_char	spi_spie;
-	char	res2[3];
-	u_char	spi_spim;
-	char	res3[2];
-	u_char	spi_spcom;
-	char	res4[82];
-} spi_t;
-
-/* CPM Mux.
-*/
-typedef struct cpmux {
-	u_char	cmx_si1cr;
-	char	res1;
-	u_char	cmx_si2cr;
-	char	res2;
-	uint	cmx_fcr;
-	uint	cmx_scr;
-	u_char	cmx_smr;
-	char	res3;
-	ushort	cmx_uar;
-	char	res4[16];
-} cpmux_t;
-
-/* SIRAM control
-*/
-typedef struct siram {
-	ushort	si_amr;
-	ushort	si_bmr;
-	ushort	si_cmr;
-	ushort	si_dmr;
-	u_char	si_gmr;
-	char	res1;
-	u_char	si_cmdr;
-	char	res2;
-	u_char	si_str;
-	char	res3;
-	ushort	si_rsr;
-} siramctl_t;
-
-typedef struct mcc {
-	ushort	mcc_mcce;
-	char	res1[2];
-	ushort	mcc_mccm;
-	char	res2[2];
-	u_char	mcc_mccf;
-	char	res3[7];
-} mcc_t;
-
-typedef struct comm_proc {
-	uint	cp_cpcr;
-	uint	cp_rccr;
-	char	res1[14];
-	ushort	cp_rter;
-	char	res2[2];
-	ushort	cp_rtmr;
-	ushort	cp_rtscr;
-	char	res3[2];
-	uint	cp_rtsr;
-	char	res4[12];
-} cpm8260_t;
-
-/* ...and the whole thing wrapped up....
-*/
-typedef struct immap {
-	/* Some references are into the unique and known dpram spaces,
-	 * others are from the generic base.
-	 */
-#define im_dprambase	im_dpram1
-	u_char		im_dpram1[16*1024];
-	char		res1[16*1024];
-	u_char		im_dpram2[4*1024];
-	char		res2[8*1024];
-	u_char		im_dpram3[4*1024];
-	char		res3[16*1024];
-
-	sysconf8260_t	im_siu_conf;	/* SIU Configuration */
-	memctl8260_t	im_memctl;	/* Memory Controller */
-	sit8260_t	im_sit;		/* System Integration Timers */
-	intctl8260_t	im_intctl;	/* Interrupt Controller */
-	car8260_t	im_clkrst;	/* Clocks and reset */
-	iop8260_t	im_ioport;	/* IO Port control/status */
-	cpmtimer8260_t	im_cpmtimer;	/* CPM timers */
-	sdma8260_t	im_sdma;	/* SDMA control/status */
-
-	fcc_t		im_fcc[3];	/* Three FCCs */
-
-	char		res4[159];
-
-	/* First set of baud rate generators.
-	*/
-	char		res4a[496];
-	uint		im_brgc5;
-	uint		im_brgc6;
-	uint		im_brgc7;
-	uint		im_brgc8;
-
-	char		res5[608];
-
-	i2c8260_t	im_i2c;		/* I2C control/status */
-	cpm8260_t	im_cpm;		/* Communication processor */
-
-	/* Second set of baud rate generators.
-	*/
-	uint		im_brgc1;
-	uint		im_brgc2;
-	uint		im_brgc3;
-	uint		im_brgc4;
-
-	scc_t		im_scc[4];	/* Four SCCs */
-	smc_t		im_smc[2];	/* Couple of SMCs */
-	spi_t		im_spi;		/* A SPI */
-	cpmux_t		im_cpmux;	/* CPM clock route mux */
-	siramctl_t	im_siramctl1;	/* First SI RAM Control */
-	mcc_t		im_mcc1;	/* First MCC */
-	siramctl_t	im_siramctl2;	/* Second SI RAM Control */
-	mcc_t		im_mcc2;	/* Second MCC */
-
-	char		res6[1184];
-
-	ushort		im_si1txram[256];
-	char		res7[512];
-	ushort		im_si1rxram[256];
-	char		res8[512];
-	ushort		im_si2txram[256];
-	char		res9[512];
-	ushort		im_si2rxram[256];
-	char		res10[512];
-	char		res11[4096];
-} immap_t;
-
-extern immap_t	*immr;
-
-#endif /* __IMMAP_82XX__ */
-#endif /* __KERNEL__ */
diff --git a/include/asm-ppc/immap_cpm2.h b/include/asm-ppc/immap_cpm2.h
new file mode 100644
index 000000000000..4d5651534128
--- /dev/null
+++ b/include/asm-ppc/immap_cpm2.h
@@ -0,0 +1,648 @@
+/*
+ * CPM2 Internal Memory Map
+ * Copyright (c) 1999 Dan Malek (dmalek@jlc.net)
+ *
+ * The Internal Memory Map for devices with CPM2 on them.  This
+ * is the superset of all CPM2 devices (8260, 8266, 8280, 8272,
+ * 8560). 
+ */
+#ifdef __KERNEL__
+#ifndef __IMMAP_CPM2__
+#define __IMMAP_CPM2__
+
+/* System configuration registers.
+*/
+typedef	struct sys_82xx_conf {
+	u32	sc_siumcr;
+	u32	sc_sypcr;
+	u8	res1[6];
+	u16	sc_swsr;
+	u8	res2[20];
+	u32	sc_bcr;
+	u8	sc_ppc_acr;
+	u8	res3[3];
+	u32	sc_ppc_alrh;
+	u32	sc_ppc_alrl;
+	u8	sc_lcl_acr;
+	u8	res4[3];
+	u32	sc_lcl_alrh;
+	u32	sc_lcl_alrl;
+	u32	sc_tescr1;
+	u32	sc_tescr2;
+	u32	sc_ltescr1;
+	u32	sc_ltescr2;
+	u32	sc_pdtea;
+	u8	sc_pdtem;
+	u8	res5[3];
+	u32	sc_ldtea;
+	u8	sc_ldtem;
+	u8	res6[163];
+} sysconf_82xx_cpm2_t;
+
+typedef	struct sys_85xx_conf {
+	u32	sc_cear;
+	u16	sc_ceer;
+	u16	sc_cemr;
+	u8	res1[70];
+	u32	sc_smaer;
+	u8	res2[4];
+	u32	sc_smevr;
+	u32	sc_smctr;
+	u32	sc_lmaer;
+	u8	res3[4];
+	u32	sc_lmevr;
+	u32	sc_lmctr;
+	u8	res4[144];
+} sysconf_85xx_cpm2_t;
+
+typedef union sys_conf {
+	sysconf_82xx_cpm2_t	siu_82xx;
+	sysconf_85xx_cpm2_t	siu_85xx;
+} sysconf_cpm2_t;
+
+
+
+/* Memory controller registers.
+*/
+typedef struct	mem_ctlr {
+	u32	memc_br0;
+	u32	memc_or0;
+	u32	memc_br1;
+	u32	memc_or1;
+	u32	memc_br2;
+	u32	memc_or2;
+	u32	memc_br3;
+	u32	memc_or3;
+	u32	memc_br4;
+	u32	memc_or4;
+	u32	memc_br5;
+	u32	memc_or5;
+	u32	memc_br6;
+	u32	memc_or6;
+	u32	memc_br7;
+	u32	memc_or7;
+	u32	memc_br8;
+	u32	memc_or8;
+	u32	memc_br9;
+	u32	memc_or9;
+	u32	memc_br10;
+	u32	memc_or10;
+	u32	memc_br11;
+	u32	memc_or11;
+	u8	res1[8];
+	u32	memc_mar;
+	u8	res2[4];
+	u32	memc_mamr;
+	u32	memc_mbmr;
+	u32	memc_mcmr;
+	u8	res3[8];
+	u16	memc_mptpr;
+	u8	res4[2];
+	u32	memc_mdr;
+	u8	res5[4];
+	u32	memc_psdmr;
+	u32	memc_lsdmr;
+	u8	memc_purt;
+	u8	res6[3];
+	u8	memc_psrt;
+	u8	res7[3];
+	u8	memc_lurt;
+	u8	res8[3];
+	u8	memc_lsrt;
+	u8	res9[3];
+	u32	memc_immr;
+	u32	memc_pcibr0;
+	u32	memc_pcibr1;
+	u8	res10[16];
+	u32	memc_pcimsk0;
+	u32	memc_pcimsk1;
+	u8	res11[52];
+} memctl_cpm2_t;
+
+/* System Integration Timers.
+*/
+typedef struct	sys_int_timers {
+	u8	res1[32];
+	u16	sit_tmcntsc;
+	u8	res2[2];
+	u32	sit_tmcnt;
+	u8	res3[4];
+	u32	sit_tmcntal;
+	u8	res4[16];
+	u16	sit_piscr;
+	u8	res5[2];
+	u32	sit_pitc;
+	u32	sit_pitr;
+	u8	res6[92];
+	u8	res7[390];
+} sit_cpm2_t;
+
+#define PISCR_PIRQ_MASK		((u16)0xff00)
+#define PISCR_PS		((u16)0x0080)
+#define PISCR_PIE		((u16)0x0004)
+#define PISCR_PTF		((u16)0x0002)
+#define PISCR_PTE		((u16)0x0001)
+
+/* PCI Controller.
+*/
+typedef struct pci_ctlr {
+	u32	pci_omisr;
+	u32	pci_omimr;
+	u8	res1[8];
+	u32	pci_ifqpr;
+	u32	pci_ofqpr;
+	u8	res2[8];
+	u32	pci_imr0;
+	u32	pci_imr1;
+	u32	pci_omr0;
+	u32	pci_omr1;
+	u32	pci_odr;
+	u8	res3[4];
+	u32	pci_idr;
+	u8	res4[20];
+	u32	pci_imisr;
+	u32	pci_imimr;
+	u8	res5[24];
+	u32	pci_ifhpr;
+	u8	res6[4];
+	u32	pci_iftpr;
+	u8	res7[4];
+	u32	pci_iphpr;
+	u8	res8[4];
+	u32	pci_iptpr;
+	u8	res9[4];
+	u32	pci_ofhpr;
+	u8	res10[4];
+	u32	pci_oftpr;
+	u8	res11[4];
+	u32	pci_ophpr;
+	u8	res12[4];
+	u32	pci_optpr;
+	u8	res13[8];
+	u32	pci_mucr;
+	u8	res14[8];
+	u32	pci_qbar;
+	u8	res15[12];
+	u32	pci_dmamr0;
+	u32	pci_dmasr0;
+	u32	pci_dmacdar0;
+	u8	res16[4];
+	u32	pci_dmasar0;
+	u8	res17[4];
+	u32	pci_dmadar0;
+	u8	res18[4];
+	u32	pci_dmabcr0;
+	u32	pci_dmandar0;
+	u8	res19[86];
+	u32	pci_dmamr1;
+	u32	pci_dmasr1;
+	u32	pci_dmacdar1;
+	u8	res20[4];
+	u32	pci_dmasar1;
+	u8	res21[4];
+	u32	pci_dmadar1;
+	u8	res22[4];
+	u32	pci_dmabcr1;
+	u32	pci_dmandar1;
+	u8	res23[88];
+	u32	pci_dmamr2;
+	u32	pci_dmasr2;
+	u32	pci_dmacdar2;
+	u8	res24[4];
+	u32	pci_dmasar2;
+	u8	res25[4];
+	u32	pci_dmadar2;
+	u8	res26[4];
+	u32	pci_dmabcr2;
+	u32	pci_dmandar2;
+	u8	res27[88];
+	u32	pci_dmamr3;
+	u32	pci_dmasr3;
+	u32	pci_dmacdar3;
+	u8	res28[4];
+	u32	pci_dmasar3;
+	u8	res29[4];
+	u32	pci_dmadar3;
+	u8	res30[4];
+	u32	pci_dmabcr3;
+	u32	pci_dmandar3;
+	u8	res31[344];
+	u32	pci_potar0;
+	u8	res32[4];
+	u32	pci_pobar0;
+	u8	res33[4];
+	u32	pci_pocmr0;
+	u8	res34[4];
+	u32	pci_potar1;
+	u8	res35[4];
+	u32	pci_pobar1;
+	u8	res36[4];
+	u32	pci_pocmr1;
+	u8	res37[4];
+	u32	pci_potar2;
+	u8	res38[4];
+	u32	pci_pobar2;
+	u8	res39[4];
+	u32	pci_pocmr2;
+	u8	res40[50];
+	u32	pci_ptcr;
+	u32	pci_gpcr;
+	u32	pci_gcr;
+	u32	pci_esr;
+	u32	pci_emr;
+	u32	pci_ecr;
+	u32	pci_eacr;
+	u8	res41[4];
+	u32	pci_edcr;
+	u8	res42[4];
+	u32	pci_eccr;
+	u8	res43[44];
+	u32	pci_pitar1;
+	u8	res44[4];
+	u32	pci_pibar1;
+	u8	res45[4];
+	u32	pci_picmr1;
+	u8	res46[4];
+	u32	pci_pitar0;
+	u8	res47[4];
+	u32	pci_pibar0;
+	u8	res48[4];
+	u32	pci_picmr0;
+	u8	res49[4];
+	u32	pci_cfg_addr;
+	u32	pci_cfg_data;
+	u32	pci_int_ack;
+	u8	res50[756];
+} pci_cpm2_t;
+
+/* Interrupt Controller.
+*/
+typedef struct interrupt_controller {
+	u16	ic_sicr;
+	u8	res1[2];
+	u32	ic_sivec;
+	u32	ic_sipnrh;
+	u32	ic_sipnrl;
+	u32	ic_siprr;
+	u32	ic_scprrh;
+	u32	ic_scprrl;
+	u32	ic_simrh;
+	u32	ic_simrl;
+	u32	ic_siexr;
+	u8	res2[88];
+} intctl_cpm2_t;
+
+/* Clocks and Reset.
+*/
+typedef struct clk_and_reset {
+	u32	car_sccr;
+	u8	res1[4];
+	u32	car_scmr;
+	u8	res2[4];
+	u32	car_rsr;
+	u32	car_rmr;
+	u8	res[104];
+} car_cpm2_t;
+
+/* Input/Output Port control/status registers.
+ * Names consistent with processor manual, although they are different
+ * from the original 8xx names.......
+ */
+typedef struct io_port {
+	u32	iop_pdira;
+	u32	iop_ppara;
+	u32	iop_psora;
+	u32	iop_podra;
+	u32	iop_pdata;
+	u8	res1[12];
+	u32	iop_pdirb;
+	u32	iop_pparb;
+	u32	iop_psorb;
+	u32	iop_podrb;
+	u32	iop_pdatb;
+	u8	res2[12];
+	u32	iop_pdirc;
+	u32	iop_pparc;
+	u32	iop_psorc;
+	u32	iop_podrc;
+	u32	iop_pdatc;
+	u8	res3[12];
+	u32	iop_pdird;
+	u32	iop_ppard;
+	u32	iop_psord;
+	u32	iop_podrd;
+	u32	iop_pdatd;
+	u8	res4[12];
+} iop_cpm2_t;
+
+/* Communication Processor Module Timers
+*/
+typedef struct cpm_timers {
+	u8	cpmt_tgcr1;
+	u8	res1[3];
+	u8	cpmt_tgcr2;
+	u8	res2[11];
+	u16	cpmt_tmr1;
+	u16	cpmt_tmr2;
+	u16	cpmt_trr1;
+	u16	cpmt_trr2;
+	u16	cpmt_tcr1;
+	u16	cpmt_tcr2;
+	u16	cpmt_tcn1;
+	u16	cpmt_tcn2;
+	u16	cpmt_tmr3;
+	u16	cpmt_tmr4;
+	u16	cpmt_trr3;
+	u16	cpmt_trr4;
+	u16	cpmt_tcr3;
+	u16	cpmt_tcr4;
+	u16	cpmt_tcn3;
+	u16	cpmt_tcn4;
+	u16	cpmt_ter1;
+	u16	cpmt_ter2;
+	u16	cpmt_ter3;
+	u16	cpmt_ter4;
+	u8	res3[584];
+} cpmtimer_cpm2_t;
+
+/* DMA control/status registers.
+*/
+typedef struct sdma_csr {
+	u8	res0[24];
+	u8	sdma_sdsr;
+	u8	res1[3];
+	u8	sdma_sdmr;
+	u8	res2[3];
+	u8	sdma_idsr1;
+	u8	res3[3];
+	u8	sdma_idmr1;
+	u8	res4[3];
+	u8	sdma_idsr2;
+	u8	res5[3];
+	u8	sdma_idmr2;
+	u8	res6[3];
+	u8	sdma_idsr3;
+	u8	res7[3];
+	u8	sdma_idmr3;
+	u8	res8[3];
+	u8	sdma_idsr4;
+	u8	res9[3];
+	u8	sdma_idmr4;
+	u8	res10[707];
+} sdma_cpm2_t;
+
+/* Fast controllers
+*/
+typedef struct fcc {
+	u32	fcc_gfmr;
+	u32	fcc_fpsmr;
+	u16	fcc_ftodr;
+	u8	res1[2];
+	u16	fcc_fdsr;
+	u8	res2[2];
+	u16	fcc_fcce;
+	u8	res3[2];
+	u16	fcc_fccm;
+	u8	res4[2];
+	u8	fcc_fccs;
+	u8	res5[3];
+	u8	fcc_ftirr_phy[4];
+} fcc_t;
+
+/* Fast controllers continued
+ */
+typedef struct fcc_c {
+	u32	fcc_firper;
+	u32	fcc_firer;
+	u32	fcc_firsr_hi;
+	u32	fcc_firsr_lo;
+	u8	fcc_gfemr;
+	u8	res1[15];
+} fcc_c_t;
+
+/* TC Layer
+ */
+typedef struct tclayer {
+	u16	tc_tcmode;
+	u16	tc_cdsmr;
+	u16	tc_tcer;
+	u16	tc_rcc;
+	u16	tc_tcmr;
+	u16	tc_fcc;
+	u16	tc_ccc;
+	u16	tc_icc;
+	u16	tc_tcc;
+	u16	tc_ecc;
+	u8	res1[12];
+} tclayer_t;
+
+
+/* I2C
+*/
+typedef struct i2c {
+	u8	i2c_i2mod;
+	u8	res1[3];
+	u8	i2c_i2add;
+	u8	res2[3];
+	u8	i2c_i2brg;
+	u8	res3[3];
+	u8	i2c_i2com;
+	u8	res4[3];
+	u8	i2c_i2cer;
+	u8	res5[3];
+	u8	i2c_i2cmr;
+	u8	res6[331];
+} i2c_cpm2_t;
+
+typedef struct scc {		/* Serial communication channels */
+	u32	scc_gsmrl;
+	u32	scc_gsmrh;
+	u16	scc_psmr;
+	u8	res1[2];
+	u16	scc_todr;
+	u16	scc_dsr;
+	u16	scc_scce;
+	u8	res2[2];
+	u16	scc_sccm;
+	u8	res3;
+	u8	scc_sccs;
+	u8	res4[8];
+} scc_t;
+
+typedef struct smc {		/* Serial management channels */
+	u8	res1[2];
+	u16	smc_smcmr;
+	u8	res2[2];
+	u8	smc_smce;
+	u8	res3[3];
+	u8	smc_smcm;
+	u8	res4[5];
+} smc_t;
+
+/* Serial Peripheral Interface.
+*/
+typedef struct spi_ctrl {
+	u16	spi_spmode;
+	u8	res1[4];
+	u8	spi_spie;
+	u8	res2[3];
+	u8	spi_spim;
+	u8	res3[2];
+	u8	spi_spcom;
+	u8	res4[82];
+} spictl_cpm2_t;
+
+/* CPM Mux.
+*/
+typedef struct cpmux {
+	u8	cmx_si1cr;
+	u8	res1;
+	u8	cmx_si2cr;
+	u8	res2;
+	u32	cmx_fcr;
+	u32	cmx_scr;
+	u8	cmx_smr;
+	u8	res3;
+	u16	cmx_uar;
+	u8	res4[16];
+} cpmux_t;
+
+/* SIRAM control
+*/
+typedef struct siram {
+	u16	si_amr;
+	u16	si_bmr;
+	u16	si_cmr;
+	u16	si_dmr;
+	u8	si_gmr;
+	u8	res1;
+	u8	si_cmdr;
+	u8	res2;
+	u8	si_str;
+	u8	res3;
+	u16	si_rsr;
+} siramctl_t;
+
+typedef struct mcc {
+	u16	mcc_mcce;
+	u8	res1[2];
+	u16	mcc_mccm;
+	u8	res2[2];
+	u8	mcc_mccf;
+	u8	res3[7];
+} mcc_t;
+
+typedef struct comm_proc {
+	u32	cp_cpcr;
+	u32	cp_rccr;
+	u8	res1[14];
+	u16	cp_rter;
+	u8	res2[2];
+	u16	cp_rtmr;
+	u16	cp_rtscr;
+	u8	res3[2];
+	u32	cp_rtsr;
+	u8	res4[12];
+} cpm_cpm2_t;
+
+/* USB Controller.
+*/
+typedef struct usb_ctlr {
+	u8	usb_usmod;
+	u8	usb_usadr;
+	u8	usb_uscom;
+	u8	res1[1];
+	u16	usb_usep1;
+	u16	usb_usep2;
+	u16	usb_usep3;
+	u16	usb_usep4;
+	u8	res2[4];
+	u16	usb_usber;
+	u8	res3[2];
+	u16	usb_usbmr;
+	u8	usb_usbs;
+	u8	res4[7];
+} usb_cpm2_t;
+
+/* ...and the whole thing wrapped up....
+*/
+
+typedef struct immap {
+	/* Some references are into the unique and known dpram spaces,
+	 * others are from the generic base.
+	 */
+#define im_dprambase	im_dpram1
+	u8		im_dpram1[16*1024];
+	u8		res1[16*1024];
+	u8		im_dpram2[4*1024];
+	u8		res2[8*1024];
+	u8		im_dpram3[4*1024];
+	u8		res3[16*1024];
+
+	sysconf_cpm2_t	im_siu_conf;	/* SIU Configuration */
+	memctl_cpm2_t	im_memctl;	/* Memory Controller */
+	sit_cpm2_t	im_sit;		/* System Integration Timers */
+	pci_cpm2_t	im_pci;		/* PCI Controller */
+	intctl_cpm2_t	im_intctl;	/* Interrupt Controller */
+	car_cpm2_t	im_clkrst;	/* Clocks and reset */
+	iop_cpm2_t	im_ioport;	/* IO Port control/status */
+	cpmtimer_cpm2_t	im_cpmtimer;	/* CPM timers */
+	sdma_cpm2_t	im_sdma;	/* SDMA control/status */
+
+	fcc_t		im_fcc[3];	/* Three FCCs */
+	u8		res4z[32];
+	fcc_c_t		im_fcc_c[3];	/* Continued FCCs */
+
+	u8		res4[32];
+
+	tclayer_t	im_tclayer[8];	/* Eight TCLayers */
+	u16		tc_tcgsr;
+	u16		tc_tcger;
+	
+	/* First set of baud rate generators.
+	*/
+	u8		res[236];
+	u32		im_brgc5;
+	u32		im_brgc6;
+	u32		im_brgc7;
+	u32		im_brgc8;
+
+	u8		res5[608];
+
+	i2c_cpm2_t	im_i2c;		/* I2C control/status */
+	cpm_cpm2_t	im_cpm;		/* Communication processor */
+
+	/* Second set of baud rate generators.
+	*/
+	u32		im_brgc1;
+	u32		im_brgc2;
+	u32		im_brgc3;
+	u32		im_brgc4;
+
+	scc_t		im_scc[4];	/* Four SCCs */
+	smc_t		im_smc[2];	/* Couple of SMCs */
+	spictl_cpm2_t	im_spi;		/* A SPI */
+	cpmux_t		im_cpmux;	/* CPM clock route mux */
+	siramctl_t	im_siramctl1;	/* First SI RAM Control */
+	mcc_t		im_mcc1;	/* First MCC */
+	siramctl_t	im_siramctl2;	/* Second SI RAM Control */
+	mcc_t		im_mcc2;	/* Second MCC */
+	usb_cpm2_t	im_usb;		/* USB Controller */
+
+	u8		res6[1153];
+
+	u16		im_si1txram[256];
+	u8		res7[512];
+	u16		im_si1rxram[256];
+	u8		res8[512];
+	u16		im_si2txram[256];
+	u8		res9[512];
+	u16		im_si2rxram[256];
+	u8		res10[512];
+	u8		res11[4096];
+} cpm2_map_t;
+
+extern cpm2_map_t	*cpm2_immr;
+
+#endif /* __IMMAP_CPM2__ */
+#endif /* __KERNEL__ */
diff --git a/include/asm-ppc/irq.h b/include/asm-ppc/irq.h
index df5b76306f7a..12362026045f 100644
--- a/include/asm-ppc/irq.h
+++ b/include/asm-ppc/irq.h
@@ -177,17 +177,55 @@ static __inline__ int irq_canonicalize(int irq)
  */
 #define NR_SIU_INTS	64
 
-/* There are many more than these, we will add them as we need them.
-*/
+#define	SIU_INT_ERROR		((uint)0x00)
+#define	SIU_INT_I2C		((uint)0x01)
+#define	SIU_INT_SPI		((uint)0x02)
+#define	SIU_INT_RISC		((uint)0x03)
 #define	SIU_INT_SMC1		((uint)0x04)
 #define	SIU_INT_SMC2		((uint)0x05)
+#define	SIU_INT_IDMA1		((uint)0x06)
+#define	SIU_INT_IDMA2		((uint)0x07)
+#define	SIU_INT_IDMA3		((uint)0x08)
+#define	SIU_INT_IDMA4		((uint)0x09)
+#define	SIU_INT_SDMA		((uint)0x0a)
+#define	SIU_INT_TIMER1		((uint)0x0c)
+#define	SIU_INT_TIMER2		((uint)0x0d)
+#define	SIU_INT_TIMER3		((uint)0x0e)
+#define	SIU_INT_TIMER4		((uint)0x0f)
+#define	SIU_INT_TMCNT		((uint)0x10)
+#define	SIU_INT_PIT		((uint)0x11)
+#define	SIU_INT_IRQ1		((uint)0x13)
+#define	SIU_INT_IRQ2		((uint)0x14)
+#define	SIU_INT_IRQ3		((uint)0x15)
+#define	SIU_INT_IRQ4		((uint)0x16)
+#define	SIU_INT_IRQ5		((uint)0x17)
+#define	SIU_INT_IRQ6		((uint)0x18)
+#define	SIU_INT_IRQ7		((uint)0x19)
 #define	SIU_INT_FCC1		((uint)0x20)
 #define	SIU_INT_FCC2		((uint)0x21)
 #define	SIU_INT_FCC3		((uint)0x22)
+#define	SIU_INT_MCC1		((uint)0x24)
+#define	SIU_INT_MCC2		((uint)0x25)
 #define	SIU_INT_SCC1		((uint)0x28)
 #define	SIU_INT_SCC2		((uint)0x29)
 #define	SIU_INT_SCC3		((uint)0x2a)
 #define	SIU_INT_SCC4		((uint)0x2b)
+#define	SIU_INT_PC15		((uint)0x30)
+#define	SIU_INT_PC14		((uint)0x31)
+#define	SIU_INT_PC13		((uint)0x32)
+#define	SIU_INT_PC12		((uint)0x33)
+#define	SIU_INT_PC11		((uint)0x34)
+#define	SIU_INT_PC10		((uint)0x35)
+#define	SIU_INT_PC9		((uint)0x36)
+#define	SIU_INT_PC8		((uint)0x37)
+#define	SIU_INT_PC7		((uint)0x38)
+#define	SIU_INT_PC6		((uint)0x39)
+#define	SIU_INT_PC5		((uint)0x3a)
+#define	SIU_INT_PC4		((uint)0x3b)
+#define	SIU_INT_PC3		((uint)0x3c)
+#define	SIU_INT_PC2		((uint)0x3d)
+#define	SIU_INT_PC1		((uint)0x3e)
+#define	SIU_INT_PC0		((uint)0x3f)
 
 #endif /* CONFIG_8260 */
 
diff --git a/include/asm-ppc/ppcboot.h b/include/asm-ppc/ppcboot.h
index bccb6e385117..a3eb677591dc 100644
--- a/include/asm-ppc/ppcboot.h
+++ b/include/asm-ppc/ppcboot.h
@@ -52,7 +52,7 @@ typedef struct bd_info {
 	unsigned long	bi_flashoffset; /* reserved area for startup monitor */
 	unsigned long	bi_sramstart;	/* start of SRAM memory */
 	unsigned long	bi_sramsize;	/* size	 of SRAM memory */
-#if defined(CONFIG_8xx) || defined(CONFIG_8260)
+#if defined(CONFIG_8xx) || defined(CONFIG_CPM2)
 	unsigned long	bi_immr_base;	/* base of IMMR register */
 #endif
 	unsigned long	bi_bootflags;	/* boot / reboot flag (for LynxOS) */
@@ -61,7 +61,7 @@ typedef struct bd_info {
 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
-#if defined(CONFIG_8260)
+#if defined(CONFIG_CPM2)
 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */