Base Au1200 2.6 support.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/Kconfig

@@ -642,6 +642,10 @@ config SGI_IP32
 	help
 	  If you want this kernel to run on SGI O2 workstation, say Y here.
 
+config SOC_AU1200
+	bool
+	select SOC_AU1X00
+
 config SOC_AU1X00
 	bool "Support for AMD/Alchemy Au1X00 SOCs"
 	select SYS_SUPPORTS_32BIT_KERNEL
@@ -702,6 +706,13 @@ config MIPS_PB1550
 	select HW_HAS_PCI
 	select MIPS_DISABLE_OBSOLETE_IDE
 
+config MIPS_PB1200
+	bool "AMD Alchemy PB1200 board"
+	select SOC_AU1200
+	select DMA_NONCOHERENT
+	select MIPS_DISABLE_OBSOLETE_IDE
+	select SYS_SUPPORTS_LITTLE_ENDIAN
+
 config MIPS_DB1000
 	bool "DB1000 board"
 	depends on SOC_AU1000
@@ -732,6 +743,13 @@ config MIPS_BOSPORUS
 	depends on SOC_AU1500
 	select DMA_NONCOHERENT
 
+config MIPS_DB1200
+	bool "AMD Alchemy DB1200 board"
+	select SOC_AU1200
+	select DMA_NONCOHERENT
+	select MIPS_DISABLE_OBSOLETE_IDE
+	select SYS_SUPPORTS_LITTLE_ENDIAN
+
 config MIPS_MIRAGE
 	bool "Mirage board"
 	depends on SOC_AU1500

arch/mips/Makefile

@@ -265,6 +265,13 @@ libs-$(CONFIG_MIPS_PB1550)	+= arch/mips/au1000/pb1550/
 cflags-$(CONFIG_MIPS_PB1550)	+= -Iinclude/asm-mips/mach-pb1x00
 load-$(CONFIG_MIPS_PB1550)	+= 0xffffffff80100000
 
+#
+# AMD Alchemy Pb1200 eval board
+#
+libs-$(CONFIG_MIPS_PB1200)	+= arch/mips/au1000/pb1200/
+cflags-$(CONFIG_MIPS_PB1200)	+= -Iinclude/asm-mips/mach-pb1x00
+load-$(CONFIG_MIPS_PB1200)	+= 0xffffffff80100000
+
 #
 # AMD Alchemy Db1000 eval board
 #
@@ -293,6 +300,13 @@ libs-$(CONFIG_MIPS_DB1550)	+= arch/mips/au1000/db1x00/
 cflags-$(CONFIG_MIPS_DB1550)	+= -Iinclude/asm-mips/mach-db1x00
 load-$(CONFIG_MIPS_DB1550)	+= 0xffffffff80100000
 
+#
+# AMD Alchemy Db1200 eval board
+#
+libs-$(CONFIG_MIPS_DB1200)	+= arch/mips/au1000/pb1200/
+cflags-$(CONFIG_MIPS_DB1200)	+= -Iinclude/asm-mips/mach-db1x00
+load-$(CONFIG_MIPS_DB1200)	+= 0xffffffff80100000
+
 #
 # AMD Alchemy Bosporus eval board
 #

arch/mips/au1000/common/au1xxx_irqmap.c

@@ -173,14 +173,14 @@ au1xxx_irq_map_t au1xxx_ic0_map[] = {
 	{ AU1550_PSC1_INT, INTC_INT_HIGH_LEVEL, 0},
 	{ AU1550_PSC2_INT, INTC_INT_HIGH_LEVEL, 0},
 	{ AU1550_PSC3_INT, INTC_INT_HIGH_LEVEL, 0},
-	{ AU1550_TOY_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1550_TOY_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1550_TOY_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1550_TOY_MATCH2_INT, INTC_INT_RISE_EDGE, 1 },
-	{ AU1550_RTC_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1550_RTC_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1550_RTC_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1550_RTC_MATCH2_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_MATCH2_INT, INTC_INT_RISE_EDGE, 1 },
+	{ AU1000_RTC_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_RTC_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_RTC_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_RTC_MATCH2_INT, INTC_INT_RISE_EDGE, 0 },
 	{ AU1550_NAND_INT, INTC_INT_RISE_EDGE, 0},
 	{ AU1550_USB_DEV_REQ_INT, INTC_INT_HIGH_LEVEL, 0 },
 	{ AU1550_USB_DEV_SUS_INT, INTC_INT_RISE_EDGE, 0 },
@@ -201,14 +201,14 @@ au1xxx_irq_map_t au1xxx_ic0_map[] = {
 	{ AU1200_PSC1_INT, INTC_INT_HIGH_LEVEL, 0},
 	{ AU1200_AES_INT, INTC_INT_HIGH_LEVEL, 0},
 	{ AU1200_CAMERA_INT, INTC_INT_HIGH_LEVEL, 0},
-	{ AU1200_TOY_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1200_TOY_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1200_TOY_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1200_TOY_MATCH2_INT, INTC_INT_RISE_EDGE, 1 },
-	{ AU1200_RTC_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1200_RTC_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1200_RTC_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
-	{ AU1200_RTC_MATCH2_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_TOY_MATCH2_INT, INTC_INT_RISE_EDGE, 1 },
+	{ AU1000_RTC_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_RTC_MATCH0_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_RTC_MATCH1_INT, INTC_INT_RISE_EDGE, 0 },
+	{ AU1000_RTC_MATCH2_INT, INTC_INT_RISE_EDGE, 0 },
 	{ AU1200_NAND_INT, INTC_INT_RISE_EDGE, 0},
 	{ AU1200_USB_INT, INTC_INT_HIGH_LEVEL, 0 },
 	{ AU1200_LCD_INT, INTC_INT_HIGH_LEVEL, 0},

arch/mips/au1000/common/cputable.c

@@ -37,7 +37,8 @@ struct cpu_spec	cpu_specs[] = {
     { 0xffffffff, 0x02030203, "Au1100 BD", 0, 1 },
     { 0xffffffff, 0x02030204, "Au1100 BE", 0, 1 },
     { 0xffffffff, 0x03030200, "Au1550 AA", 0, 1 },
-    { 0xffffffff, 0x04030200, "Au1200 AA", 0, 1 },
+    { 0xffffffff, 0x04030200, "Au1200 AB", 0, 0 },
+    { 0xffffffff, 0x04030201, "Au1200 AC", 0, 1 },
     { 0x00000000, 0x00000000, "Unknown Au1xxx", 1, 0 },
 };
 

arch/mips/au1000/common/dbdma.c

@@ -29,6 +29,7 @@
  *  675 Mass Ave, Cambridge, MA 02139, USA.
  *
  */
+
 #include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
@@ -42,6 +43,8 @@
 #include <asm/mach-au1x00/au1xxx_dbdma.h>
 #include <asm/system.h>
 
+/* #include <linux/module.h> */
+
 #if defined(CONFIG_SOC_AU1550) || defined(CONFIG_SOC_AU1200)
 
 /*
@@ -55,43 +58,16 @@
  * functions.  The drivers allocate the data buffers and assign them
  * to the descriptors.
  */
-static DEFINE_SPINLOCK(au1xxx_dbdma_spin_lock);
+static spinlock_t au1xxx_dbdma_spin_lock = SPIN_LOCK_UNLOCKED;
 
 /* I couldn't find a macro that did this......
 */
 #define ALIGN_ADDR(x, a)	((((u32)(x)) + (a-1)) & ~(a-1))
 
-static volatile dbdma_global_t *dbdma_gptr = (dbdma_global_t *)DDMA_GLOBAL_BASE;
-static int dbdma_initialized;
+static dbdma_global_t *dbdma_gptr = (dbdma_global_t *)DDMA_GLOBAL_BASE;
+static int dbdma_initialized=0;
 static void au1xxx_dbdma_init(void);
 
-typedef struct dbdma_device_table {
-	u32		dev_id;
-	u32		dev_flags;
-	u32		dev_tsize;
-	u32		dev_devwidth;
-	u32		dev_physaddr;		/* If FIFO */
-	u32		dev_intlevel;
-	u32		dev_intpolarity;
-} dbdev_tab_t;
-
-typedef struct dbdma_chan_config {
-	u32			chan_flags;
-	u32			chan_index;
-	dbdev_tab_t		*chan_src;
-	dbdev_tab_t		*chan_dest;
-	au1x_dma_chan_t		*chan_ptr;
-	au1x_ddma_desc_t	*chan_desc_base;
-	au1x_ddma_desc_t	*get_ptr, *put_ptr, *cur_ptr;
-	void			*chan_callparam;
-	void (*chan_callback)(int, void *, struct pt_regs *);
-} chan_tab_t;
-
-#define	DEV_FLAGS_INUSE		(1 << 0)
-#define	DEV_FLAGS_ANYUSE	(1 << 1)
-#define DEV_FLAGS_OUT		(1 << 2)
-#define DEV_FLAGS_IN		(1 << 3)
-
 static dbdev_tab_t dbdev_tab[] = {
 #ifdef CONFIG_SOC_AU1550
 	/* UARTS */
@@ -157,13 +133,13 @@ static dbdev_tab_t dbdev_tab[] = {
 	{ DSCR_CMD0_MAE_BOTH, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
 	{ DSCR_CMD0_LCD, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
 
-	{ DSCR_CMD0_SDMS_TX0, DEV_FLAGS_OUT, 0, 0, 0x00000000, 0, 0 },
-	{ DSCR_CMD0_SDMS_RX0, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
-	{ DSCR_CMD0_SDMS_TX1, DEV_FLAGS_OUT, 0, 0, 0x00000000, 0, 0 },
-	{ DSCR_CMD0_SDMS_RX1, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
+	{ DSCR_CMD0_SDMS_TX0, DEV_FLAGS_OUT, 4, 8, 0x10600000, 0, 0 },
+	{ DSCR_CMD0_SDMS_RX0, DEV_FLAGS_IN, 4, 8, 0x10600004, 0, 0 },
+	{ DSCR_CMD0_SDMS_TX1, DEV_FLAGS_OUT, 4, 8, 0x10680000, 0, 0 },
+	{ DSCR_CMD0_SDMS_RX1, DEV_FLAGS_IN, 4, 8, 0x10680004, 0, 0 },
 
-	{ DSCR_CMD0_AES_TX, DEV_FLAGS_OUT, 0, 0, 0x00000000, 0, 0 },
-	{ DSCR_CMD0_AES_RX, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
+	{ DSCR_CMD0_AES_RX, DEV_FLAGS_IN , 4, 32, 0x10300008, 0, 0 },
+	{ DSCR_CMD0_AES_TX, DEV_FLAGS_OUT, 4, 32, 0x10300004, 0, 0 },
 
 	{ DSCR_CMD0_PSC0_TX, DEV_FLAGS_OUT, 0, 0, 0x11a0001c, 0, 0 },
 	{ DSCR_CMD0_PSC0_RX, DEV_FLAGS_IN, 0, 0, 0x11a0001c, 0, 0 },
@@ -173,9 +149,9 @@ static dbdev_tab_t dbdev_tab[] = {
 	{ DSCR_CMD0_PSC1_RX, DEV_FLAGS_IN, 0, 0, 0x11b0001c, 0, 0 },
 	{ DSCR_CMD0_PSC1_SYNC, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
 
-	{ DSCR_CMD0_CIM_RXA, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
-	{ DSCR_CMD0_CIM_RXB, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
-	{ DSCR_CMD0_CIM_RXC, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
+	{ DSCR_CMD0_CIM_RXA, DEV_FLAGS_IN, 0, 32, 0x14004020, 0, 0 },
+	{ DSCR_CMD0_CIM_RXB, DEV_FLAGS_IN, 0, 32, 0x14004040, 0, 0 },
+	{ DSCR_CMD0_CIM_RXC, DEV_FLAGS_IN, 0, 32, 0x14004060, 0, 0 },
 	{ DSCR_CMD0_CIM_SYNC, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
 
 	{ DSCR_CMD0_NAND_FLASH, DEV_FLAGS_IN, 0, 0, 0x00000000, 0, 0 },
@@ -184,6 +160,24 @@ static dbdev_tab_t dbdev_tab[] = {
 
 	{ DSCR_CMD0_THROTTLE, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
 	{ DSCR_CMD0_ALWAYS, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 },
+
+	/* Provide 16 user definable device types */
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
+	{ 0, 0, 0, 0, 0, 0, 0 },
 };
 
 #define DBDEV_TAB_SIZE (sizeof(dbdev_tab) / sizeof(dbdev_tab_t))
@@ -203,6 +197,30 @@ find_dbdev_id (u32 id)
 	return NULL;
 }
 
+u32
+au1xxx_ddma_add_device(dbdev_tab_t *dev)
+{
+	u32 ret = 0;
+	dbdev_tab_t *p=NULL;
+	static u16 new_id=0x1000;
+
+	p = find_dbdev_id(0);
+	if ( NULL != p )
+	{
+		memcpy(p, dev, sizeof(dbdev_tab_t));
+ 		p->dev_id = DSCR_DEV2CUSTOM_ID(new_id,dev->dev_id);
+		ret = p->dev_id;
+		new_id++;
+#if 0
+		printk("add_device: id:%x flags:%x padd:%x\n",
+				p->dev_id, p->dev_flags, p->dev_physaddr );
+#endif
+	}
+
+	return ret;
+}
+EXPORT_SYMBOL(au1xxx_ddma_add_device);
+
 /* Allocate a channel and return a non-zero descriptor if successful.
 */
 u32
@@ -215,7 +233,7 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 	int		i;
 	dbdev_tab_t	*stp, *dtp;
 	chan_tab_t	*ctp;
-	volatile au1x_dma_chan_t *cp;
+	au1x_dma_chan_t *cp;
 
 	/* We do the intialization on the first channel allocation.
 	 * We have to wait because of the interrupt handler initialization
@@ -225,9 +243,6 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 		au1xxx_dbdma_init();
 	dbdma_initialized = 1;
 
-	if ((srcid > DSCR_NDEV_IDS) || (destid > DSCR_NDEV_IDS))
-		return 0;
-
 	if ((stp = find_dbdev_id(srcid)) == NULL) return 0;
 	if ((dtp = find_dbdev_id(destid)) == NULL) return 0;
 
@@ -269,9 +284,9 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 				/* If kmalloc fails, it is caught below same
 				 * as a channel not available.
 				 */
-				ctp = kmalloc(sizeof(chan_tab_t), GFP_KERNEL);
+				ctp = (chan_tab_t *)
+					kmalloc(sizeof(chan_tab_t), GFP_KERNEL);
 				chan_tab_ptr[i] = ctp;
-				ctp->chan_index = chan = i;
 				break;
 			}
 		}
@@ -279,10 +294,11 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 
 		if (ctp != NULL) {
 			memset(ctp, 0, sizeof(chan_tab_t));
+			ctp->chan_index = chan = i;
 			dcp = DDMA_CHANNEL_BASE;
 			dcp += (0x0100 * chan);
 			ctp->chan_ptr = (au1x_dma_chan_t *)dcp;
-			cp = (volatile au1x_dma_chan_t *)dcp;
+			cp = (au1x_dma_chan_t *)dcp;
 			ctp->chan_src = stp;
 			ctp->chan_dest = dtp;
 			ctp->chan_callback = callback;
@@ -299,6 +315,9 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 				i |= DDMA_CFG_DED;
 			if (dtp->dev_intpolarity)
 				i |= DDMA_CFG_DP;
+			if ((stp->dev_flags & DEV_FLAGS_SYNC) ||
+				(dtp->dev_flags & DEV_FLAGS_SYNC))
+					i |= DDMA_CFG_SYNC;
 			cp->ddma_cfg = i;
 			au_sync();
 
@@ -309,14 +328,14 @@ au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 			rv = (u32)(&chan_tab_ptr[chan]);
 		}
 		else {
-			/* Release devices.
-			*/
+			/* Release devices */
 			stp->dev_flags &= ~DEV_FLAGS_INUSE;
 			dtp->dev_flags &= ~DEV_FLAGS_INUSE;
 		}
 	}
 	return rv;
 }
+EXPORT_SYMBOL(au1xxx_dbdma_chan_alloc);
 
 /* Set the device width if source or destination is a FIFO.
  * Should be 8, 16, or 32 bits.
@@ -344,6 +363,7 @@ au1xxx_dbdma_set_devwidth(u32 chanid, int bits)
 
 	return rv;
 }
+EXPORT_SYMBOL(au1xxx_dbdma_set_devwidth);
 
 /* Allocate a descriptor ring, initializing as much as possible.
 */
@@ -370,7 +390,8 @@ au1xxx_dbdma_ring_alloc(u32 chanid, int entries)
 	 * and if we try that first we are likely to not waste larger
 	 * slabs of memory.
 	 */
-	desc_base = (u32)kmalloc(entries * sizeof(au1x_ddma_desc_t), GFP_KERNEL);
+	desc_base = (u32)kmalloc(entries * sizeof(au1x_ddma_desc_t),
+			GFP_KERNEL|GFP_DMA);
 	if (desc_base == 0)
 		return 0;
 
@@ -381,7 +402,7 @@ au1xxx_dbdma_ring_alloc(u32 chanid, int entries)
 		kfree((const void *)desc_base);
 		i = entries * sizeof(au1x_ddma_desc_t);
 		i += (sizeof(au1x_ddma_desc_t) - 1);
-		if ((desc_base = (u32)kmalloc(i, GFP_KERNEL)) == 0)
+		if ((desc_base = (u32)kmalloc(i, GFP_KERNEL|GFP_DMA)) == 0)
 			return 0;
 
 		desc_base = ALIGN_ADDR(desc_base, sizeof(au1x_ddma_desc_t));
@@ -461,9 +482,14 @@ au1xxx_dbdma_ring_alloc(u32 chanid, int entries)
 	/* If source input is fifo, set static address.
 	*/
 	if (stp->dev_flags & DEV_FLAGS_IN) {
-		src0 = stp->dev_physaddr;
+		if ( stp->dev_flags & DEV_FLAGS_BURSTABLE )
+			src1 |= DSCR_SRC1_SAM(DSCR_xAM_BURST);
+		else
 		src1 |= DSCR_SRC1_SAM(DSCR_xAM_STATIC);
+
 	}
+	if (stp->dev_physaddr)
+		src0 = stp->dev_physaddr;
 
 	/* Set up dest1.  For now, assume no stride and increment.
 	 * A channel attribute update can change this later.
@@ -487,10 +513,18 @@ au1xxx_dbdma_ring_alloc(u32 chanid, int entries)
 	/* If destination output is fifo, set static address.
 	*/
 	if (dtp->dev_flags & DEV_FLAGS_OUT) {
-		dest0 = dtp->dev_physaddr;
+		if ( dtp->dev_flags & DEV_FLAGS_BURSTABLE )
+	                dest1 |= DSCR_DEST1_DAM(DSCR_xAM_BURST);
+				else
 		dest1 |= DSCR_DEST1_DAM(DSCR_xAM_STATIC);
 	}
+	if (dtp->dev_physaddr)
+		dest0 = dtp->dev_physaddr;
 
+#if 0
+		printk("did:%x sid:%x cmd0:%x cmd1:%x source0:%x source1:%x dest0:%x dest1:%x\n",
+			dtp->dev_id, stp->dev_id, cmd0, cmd1, src0, src1, dest0, dest1 );
+#endif
 	for (i=0; i<entries; i++) {
 		dp->dscr_cmd0 = cmd0;
 		dp->dscr_cmd1 = cmd1;
@@ -499,6 +533,7 @@ au1xxx_dbdma_ring_alloc(u32 chanid, int entries)
 		dp->dscr_dest0 = dest0;
 		dp->dscr_dest1 = dest1;
 		dp->dscr_stat = 0;
+				dp->sw_context = dp->sw_status = 0;
 		dp->dscr_nxtptr = DSCR_NXTPTR(virt_to_phys(dp + 1));
 		dp++;
 	}
@@ -511,13 +546,14 @@ au1xxx_dbdma_ring_alloc(u32 chanid, int entries)
 
 	return (u32)(ctp->chan_desc_base);
 }
+EXPORT_SYMBOL(au1xxx_dbdma_ring_alloc);
 
 /* Put a source buffer into the DMA ring.
  * This updates the source pointer and byte count.  Normally used
  * for memory to fifo transfers.
  */
 u32
-au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes)
+_au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes, u32 flags)
 {
 	chan_tab_t		*ctp;
 	au1x_ddma_desc_t	*dp;
@@ -544,24 +580,40 @@ au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes)
 	*/
 	dp->dscr_source0 = virt_to_phys(buf);
 	dp->dscr_cmd1 = nbytes;
-	dp->dscr_cmd0 |= DSCR_CMD0_V;	/* Let it rip */
-	ctp->chan_ptr->ddma_dbell = 0xffffffff;	/* Make it go */
-
+	/* Check flags  */
+	if (flags & DDMA_FLAGS_IE)
+		dp->dscr_cmd0 |= DSCR_CMD0_IE;
+	if (flags & DDMA_FLAGS_NOIE)
+		dp->dscr_cmd0 &= ~DSCR_CMD0_IE;
 	/* Get next descriptor pointer.
 	*/
 	ctp->put_ptr = phys_to_virt(DSCR_GET_NXTPTR(dp->dscr_nxtptr));
 
+	/*
+	 * There is an errata on the Au1200/Au1550 parts that could result
+	 * in "stale" data being DMA'd. It has to do with the snoop logic on
+	 * the dache eviction buffer.  NONCOHERENT_IO is on by default for
+	 * these parts. If it is fixedin the future, these dma_cache_inv will
+	 * just be nothing more than empty macros. See io.h.
+	 * */
+	dma_cache_wback_inv(buf,nbytes);
+        dp->dscr_cmd0 |= DSCR_CMD0_V;        /* Let it rip */
+	au_sync();
+	dma_cache_wback_inv(dp, sizeof(dp));
+        ctp->chan_ptr->ddma_dbell = 0;
+
 	/* return something not zero.
 	*/
 	return nbytes;
 }
+EXPORT_SYMBOL(_au1xxx_dbdma_put_source);
 
 /* Put a destination buffer into the DMA ring.
  * This updates the destination pointer and byte count.  Normally used
  * to place an empty buffer into the ring for fifo to memory transfers.
  */
 u32
-au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes)
+_au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes, u32 flags)
 {
 	chan_tab_t		*ctp;
 	au1x_ddma_desc_t	*dp;
@@ -583,11 +635,33 @@ au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes)
 	if (dp->dscr_cmd0 & DSCR_CMD0_V)
 		return 0;
 
-	/* Load up buffer address and byte count.
-	*/
+	/* Load up buffer address and byte count */
+
+	/* Check flags  */
+	if (flags & DDMA_FLAGS_IE)
+		dp->dscr_cmd0 |= DSCR_CMD0_IE;
+	if (flags & DDMA_FLAGS_NOIE)
+		dp->dscr_cmd0 &= ~DSCR_CMD0_IE;
+
 	dp->dscr_dest0 = virt_to_phys(buf);
 	dp->dscr_cmd1 = nbytes;
+#if 0
+	printk("cmd0:%x cmd1:%x source0:%x source1:%x dest0:%x dest1:%x\n",
+			dp->dscr_cmd0, dp->dscr_cmd1, dp->dscr_source0,
+			dp->dscr_source1, dp->dscr_dest0, dp->dscr_dest1 );
+#endif
+	/*
+	 * There is an errata on the Au1200/Au1550 parts that could result in
+	 * "stale" data being DMA'd. It has to do with the snoop logic on the
+	 * dache eviction buffer. NONCOHERENT_IO is on by default for these
+	 * parts. If it is fixedin the future, these dma_cache_inv will just
+	 * be nothing more than empty macros. See io.h.
+	 * */
+	dma_cache_inv(buf,nbytes);
 	dp->dscr_cmd0 |= DSCR_CMD0_V;	/* Let it rip */
+	au_sync();
+	dma_cache_wback_inv(dp, sizeof(dp));
+        ctp->chan_ptr->ddma_dbell = 0;
 
 	/* Get next descriptor pointer.
 	*/
@@ -597,6 +671,7 @@ au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes)
 	*/
 	return nbytes;
 }
+EXPORT_SYMBOL(_au1xxx_dbdma_put_dest);
 
 /* Get a destination buffer into the DMA ring.
  * Normally used to get a full buffer from the ring during fifo
@@ -646,7 +721,7 @@ void
 au1xxx_dbdma_stop(u32 chanid)
 {
 	chan_tab_t	*ctp;
-	volatile au1x_dma_chan_t *cp;
+	au1x_dma_chan_t *cp;
 	int halt_timeout = 0;
 
 	ctp = *((chan_tab_t **)chanid);
@@ -666,6 +741,7 @@ au1xxx_dbdma_stop(u32 chanid)
 	cp->ddma_stat |= (DDMA_STAT_DB | DDMA_STAT_V);
 	au_sync();
 }
+EXPORT_SYMBOL(au1xxx_dbdma_stop);
 
 /* Start using the current descriptor pointer.  If the dbdma encounters
  * a not valid descriptor, it will stop.  In this case, we can just
@@ -675,17 +751,17 @@ void
 au1xxx_dbdma_start(u32 chanid)
 {
 	chan_tab_t	*ctp;
-	volatile au1x_dma_chan_t *cp;
+	au1x_dma_chan_t *cp;
 
 	ctp = *((chan_tab_t **)chanid);
-
 	cp = ctp->chan_ptr;
 	cp->ddma_desptr = virt_to_phys(ctp->cur_ptr);
 	cp->ddma_cfg |= DDMA_CFG_EN;	/* Enable channel */
 	au_sync();
-	cp->ddma_dbell = 0xffffffff;	/* Make it go */
+	cp->ddma_dbell = 0;
 	au_sync();
 }
+EXPORT_SYMBOL(au1xxx_dbdma_start);
 
 void
 au1xxx_dbdma_reset(u32 chanid)
@@ -704,15 +780,21 @@ au1xxx_dbdma_reset(u32 chanid)
 
 	do {
 		dp->dscr_cmd0 &= ~DSCR_CMD0_V;
+		/* reset our SW status -- this is used to determine
+		 * if a descriptor is in use by upper level SW. Since
+		 * posting can reset 'V' bit.
+		 */
+		dp->sw_status = 0;
 		dp = phys_to_virt(DSCR_GET_NXTPTR(dp->dscr_nxtptr));
 	} while (dp != ctp->chan_desc_base);
 }
+EXPORT_SYMBOL(au1xxx_dbdma_reset);
 
 u32
 au1xxx_get_dma_residue(u32 chanid)
 {
 	chan_tab_t	*ctp;
-	volatile au1x_dma_chan_t *cp;
+	au1x_dma_chan_t *cp;
 	u32		rv;
 
 	ctp = *((chan_tab_t **)chanid);
@@ -747,15 +829,16 @@ au1xxx_dbdma_chan_free(u32 chanid)
 
 	kfree(ctp);
 }
+EXPORT_SYMBOL(au1xxx_dbdma_chan_free);
 
-static irqreturn_t
+static void
 dbdma_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 {
-	u32	intstat;
+	u32        				intstat, flags;
 	u32	chan_index;
 	chan_tab_t		*ctp;
 	au1x_ddma_desc_t	*dp;
-	volatile au1x_dma_chan_t *cp;
+	au1x_dma_chan_t *cp;
 
 	intstat = dbdma_gptr->ddma_intstat;
 	au_sync();
@@ -774,19 +857,26 @@ dbdma_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		(ctp->chan_callback)(irq, ctp->chan_callparam, regs);
 
 	ctp->cur_ptr = phys_to_virt(DSCR_GET_NXTPTR(dp->dscr_nxtptr));
-
-	return IRQ_HANDLED;
 }
 
-static void
-au1xxx_dbdma_init(void)
+static void au1xxx_dbdma_init(void)
 {
+	int irq_nr;
+
 	dbdma_gptr->ddma_config = 0;
 	dbdma_gptr->ddma_throttle = 0;
 	dbdma_gptr->ddma_inten = 0xffff;
 	au_sync();
 
-	if (request_irq(AU1550_DDMA_INT, dbdma_interrupt, SA_INTERRUPT,
+#if defined(CONFIG_SOC_AU1550)
+	irq_nr = AU1550_DDMA_INT;
+#elif defined(CONFIG_SOC_AU1200)
+	irq_nr = AU1200_DDMA_INT;
+#else
+	#error Unknown Au1x00 SOC
+#endif
+
+	if (request_irq(irq_nr, dbdma_interrupt, SA_INTERRUPT,
 			"Au1xxx dbdma", (void *)dbdma_gptr))
 		printk("Can't get 1550 dbdma irq");
 }
@@ -797,7 +887,8 @@ au1xxx_dbdma_dump(u32 chanid)
 	chan_tab_t		*ctp;
 	au1x_ddma_desc_t	*dp;
 	dbdev_tab_t		*stp, *dtp;
-	volatile au1x_dma_chan_t *cp;
+	au1x_dma_chan_t *cp;
+		u32			i = 0;
 
 	ctp = *((chan_tab_t **)chanid);
 	stp = ctp->chan_src;
@@ -822,15 +913,64 @@ au1xxx_dbdma_dump(u32 chanid)
 	dp = ctp->chan_desc_base;
 
 	do {
-		printk("dp %08x, cmd0 %08x, cmd1 %08x\n",
-			(u32)dp, dp->dscr_cmd0, dp->dscr_cmd1);
-		printk("src0 %08x, src1 %08x, dest0 %08x\n",
-			dp->dscr_source0, dp->dscr_source1, dp->dscr_dest0);
-		printk("dest1 %08x, stat %08x, nxtptr %08x\n",
-			dp->dscr_dest1, dp->dscr_stat, dp->dscr_nxtptr);
+                printk("Dp[%d]= %08x, cmd0 %08x, cmd1 %08x\n",
+                        i++, (u32)dp, dp->dscr_cmd0, dp->dscr_cmd1);
+                printk("src0 %08x, src1 %08x, dest0 %08x, dest1 %08x\n",
+                        dp->dscr_source0, dp->dscr_source1, dp->dscr_dest0, dp->dscr_dest1);
+                printk("stat %08x, nxtptr %08x\n",
+                        dp->dscr_stat, dp->dscr_nxtptr);
 		dp = phys_to_virt(DSCR_GET_NXTPTR(dp->dscr_nxtptr));
 	} while (dp != ctp->chan_desc_base);
 }
 
+/* Put a descriptor into the DMA ring.
+ * This updates the source/destination pointers and byte count.
+ */
+u32
+au1xxx_dbdma_put_dscr(u32 chanid, au1x_ddma_desc_t *dscr )
+{
+	chan_tab_t *ctp;
+	au1x_ddma_desc_t *dp;
+	u32 nbytes=0;
+
+	/* I guess we could check this to be within the
+	* range of the table......
+	*/
+	ctp = *((chan_tab_t **)chanid);
+
+	/* We should have multiple callers for a particular channel,
+	* an interrupt doesn't affect this pointer nor the descriptor,
+	* so no locking should be needed.
+	*/
+	dp = ctp->put_ptr;
+
+	/* If the descriptor is valid, we are way ahead of the DMA
+	* engine, so just return an error condition.
+	*/
+	if (dp->dscr_cmd0 & DSCR_CMD0_V)
+		return 0;
+
+	/* Load up buffer addresses and byte count.
+	*/
+	dp->dscr_dest0 = dscr->dscr_dest0;
+	dp->dscr_source0 = dscr->dscr_source0;
+	dp->dscr_dest1 = dscr->dscr_dest1;
+	dp->dscr_source1 = dscr->dscr_source1;
+	dp->dscr_cmd1 = dscr->dscr_cmd1;
+	nbytes = dscr->dscr_cmd1;
+	/* Allow the caller to specifiy if an interrupt is generated */
+	dp->dscr_cmd0 &= ~DSCR_CMD0_IE;
+	dp->dscr_cmd0 |= dscr->dscr_cmd0 | DSCR_CMD0_V;
+	ctp->chan_ptr->ddma_dbell = 0;
+
+	/* Get next descriptor pointer.
+	*/
+	ctp->put_ptr = phys_to_virt(DSCR_GET_NXTPTR(dp->dscr_nxtptr));
+
+	/* return something not zero.
+	*/
+	return nbytes;
+}
+
 #endif /* defined(CONFIG_SOC_AU1550) || defined(CONFIG_SOC_AU1200) */
 

arch/mips/au1000/common/irq.c

@@ -488,7 +488,7 @@ void intc0_req0_irqdispatch(struct pt_regs *regs)
 	intc0_req0 |= au_readl(IC0_REQ0INT);
 
 	if (!intc0_req0) return;
-
+#ifdef AU1000_USB_DEV_REQ_INT
 	/*
 	 * Because of the tight timing of SETUP token to reply
 	 * transactions, the USB devices-side packet complete
@@ -499,7 +499,7 @@ void intc0_req0_irqdispatch(struct pt_regs *regs)
 		do_IRQ(AU1000_USB_DEV_REQ_INT, regs);
 		return;
 	}
-
+#endif
 	irq = au_ffs(intc0_req0) - 1;
 	intc0_req0 &= ~(1<<irq);
 	do_IRQ(irq, regs);

arch/mips/au1000/common/usbdev.c

@@ -1072,7 +1072,6 @@ dma_done_ep0_intr(int irq, void *dev_id, struct pt_regs *regs)
 			clear_dma_done1(ep0->indma);
 
 		pkt = send_packet_complete(ep0);
-		if (pkt)
 		kfree(pkt);
 	}
 
@@ -1302,7 +1301,6 @@ usbdev_exit(void)
 		endpoint_flush(ep);
 	}
 
-	if (usbdev.full_conf_desc)
 	kfree(usbdev.full_conf_desc);
 }
 

arch/mips/au1000/pb1200/Makefile

+#
+# Makefile for the Alchemy Semiconductor PB1200 board.
+#
+
+lib-y := init.o board_setup.o irqmap.o

arch/mips/au1000/pb1200/board_setup.c

+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Alchemy Pb1200/Db1200 board setup.
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/mc146818rtc.h>
+#include <linux/delay.h>
+
+#if defined(CONFIG_BLK_DEV_IDE_AU1XXX)
+#include <linux/ide.h>
+#endif
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/mipsregs.h>
+#include <asm/reboot.h>
+#include <asm/pgtable.h>
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-au1x00/au1xxx_dbdma.h>
+
+#ifdef CONFIG_MIPS_PB1200
+#include <asm/mach-pb1x00/pb1200.h>
+#endif
+
+#ifdef CONFIG_MIPS_DB1200
+#include <asm/mach-db1x00/db1200.h>
+#define PB1200_ETH_INT DB1200_ETH_INT
+#define PB1200_IDE_INT DB1200_IDE_INT
+#endif
+
+extern void _board_init_irq(void);
+extern void	(*board_init_irq)(void);
+
+#ifdef CONFIG_BLK_DEV_IDE_AU1XXX
+extern struct ide_ops *ide_ops;
+extern struct ide_ops au1xxx_ide_ops;
+extern u32 au1xxx_ide_virtbase;
+extern u64 au1xxx_ide_physbase;
+extern int au1xxx_ide_irq;
+
+u32 led_base_addr;
+/* Ddma */
+chan_tab_t *ide_read_ch, *ide_write_ch;
+u32 au1xxx_ide_ddma_enable = 0, switch4ddma = 1; // PIO+ddma
+
+dbdev_tab_t new_dbdev_tab_element = { DSCR_CMD0_THROTTLE, DEV_FLAGS_ANYUSE, 0, 0, 0x00000000, 0, 0 };
+#endif /* end CONFIG_BLK_DEV_IDE_AU1XXX */
+
+void board_reset (void)
+{
+	bcsr->resets = 0;
+}
+
+void __init board_setup(void)
+{
+	char *argptr = NULL;
+	u32 pin_func;
+
+#if 0
+	/* Enable PSC1 SYNC for AC97.  Normaly done in audio driver,
+	 * but it is board specific code, so put it here.
+	 */
+	pin_func = au_readl(SYS_PINFUNC);
+	au_sync();
+	pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
+	au_writel(pin_func, SYS_PINFUNC);
+
+	au_writel(0, (u32)bcsr|0x10); /* turn off pcmcia power */
+	au_sync();
+#endif
+
+#if defined( CONFIG_I2C_ALGO_AU1550 )
+	{
+	u32 freq0, clksrc;
+
+	/* Select SMBUS in CPLD */
+	bcsr->resets &= ~(BCSR_RESETS_PCS0MUX);
+
+	pin_func = au_readl(SYS_PINFUNC);
+	au_sync();
+	pin_func &= ~(3<<17 | 1<<4);
+	/* Set GPIOs correctly */
+	pin_func |= 2<<17;
+	au_writel(pin_func, SYS_PINFUNC);
+	au_sync();
+
+	/* The i2c driver depends on 50Mhz clock */
+	freq0 = au_readl(SYS_FREQCTRL0);
+	au_sync();
+	freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1);
+	freq0 |= (3<<SYS_FC_FRDIV1_BIT);
+	/* 396Mhz / (3+1)*2 == 49.5Mhz */
+	au_writel(freq0, SYS_FREQCTRL0);
+	au_sync();
+	freq0 |= SYS_FC_FE1;
+	au_writel(freq0, SYS_FREQCTRL0);
+	au_sync();
+
+	clksrc = au_readl(SYS_CLKSRC);
+	au_sync();
+	clksrc &= ~0x01f00000;
+	/* bit 22 is EXTCLK0 for PSC0 */
+	clksrc |= (0x3 << 22);
+	au_writel(clksrc, SYS_CLKSRC);
+	au_sync();
+	}
+#endif
+
+#ifdef CONFIG_FB_AU1200
+	argptr = prom_getcmdline();
+#ifdef CONFIG_MIPS_PB1200
+	strcat(argptr, " video=au1200fb:panel:s11");
+#endif
+#ifdef CONFIG_MIPS_DB1200
+	strcat(argptr, " video=au1200fb:panel:s7");
+#endif
+#endif
+
+#if defined(CONFIG_BLK_DEV_IDE_AU1XXX)
+	/*
+	 * Iniz IDE parameters
+	 */
+	ide_ops = &au1xxx_ide_ops;
+	au1xxx_ide_irq = PB1200_IDE_INT;
+	au1xxx_ide_physbase = AU1XXX_ATA_PHYS_ADDR;
+	au1xxx_ide_virtbase = KSEG1ADDR(AU1XXX_ATA_PHYS_ADDR);
+	/*
+	 * change PIO or PIO+Ddma
+	 * check the GPIO-5 pin condition. pb1200:s18_dot */
+	switch4ddma = (au_readl(SYS_PINSTATERD) & (1 << 5)) ? 1 : 0;
+#endif
+
+	/* The Pb1200 development board uses external MUX for PSC0 to
+	support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI
+	*/
+#if defined(CONFIG_AU1550_PSC_SPI) && defined(CONFIG_I2C_ALGO_AU1550)
+	#error I2C and SPI are mutually exclusive. Both are physically connected to PSC0.\
+			Refer to Pb1200/Db1200 documentation.
+#elif defined( CONFIG_AU1550_PSC_SPI )
+	bcsr->resets |= BCSR_RESETS_PCS0MUX;
+#elif defined( CONFIG_I2C_ALGO_AU1550 )
+	bcsr->resets &= (~BCSR_RESETS_PCS0MUX);
+#endif
+	au_sync();
+
+#ifdef CONFIG_MIPS_PB1200
+	printk("AMD Alchemy Pb1200 Board\n");
+#endif
+#ifdef CONFIG_MIPS_DB1200
+	printk("AMD Alchemy Db1200 Board\n");
+#endif
+#if 0
+	/* Setup Pb1200 External Interrupt Controller */
+	{
+		extern void (*board_init_irq)(void);
+		extern void _board_init_irq(void);
+		board_init_irq = _board_init_irq;
+	}
+#endif
+}

arch/mips/au1000/pb1200/init.c

+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	PB1200 board setup
+ *
+ * Copyright 2001 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc.
+ *         	ppopov@mvista.com or source@mvista.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+
+int prom_argc;
+char **prom_argv, **prom_envp;
+extern void  __init prom_init_cmdline(void);
+extern char *prom_getenv(char *envname);
+
+const char *get_system_type(void)
+{
+	return "Alchemy Pb1200";
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = (int) fw_arg0;
+	prom_argv = (char **) fw_arg1;
+	prom_envp = (char **) fw_arg2;
+
+	mips_machgroup = MACH_GROUP_ALCHEMY;
+	mips_machtype = MACH_PB1200;
+
+	prom_init_cmdline();
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str) {
+		memsize = 0x08000000;
+	} else {
+		memsize = simple_strtol(memsize_str, NULL, 0);
+	}
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}

arch/mips/au1000/pb1200/irqmap.c

+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xxx irq map table
+ *
+ *  This program is free software; you can redistribute	 it and/or modify it
+ *  under  the terms of	 the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the	License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/kernel_stat.h>
+#include <linux/module.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/timex.h>
+#include <linux/slab.h>
+#include <linux/random.h>
+#include <linux/delay.h>
+
+#include <asm/bitops.h>
+#include <asm/bootinfo.h>
+#include <asm/io.h>
+#include <asm/mipsregs.h>
+#include <asm/system.h>
+#include <asm/mach-au1x00/au1000.h>
+
+#ifdef CONFIG_MIPS_PB1200
+#include <asm/mach-pb1x00/pb1200.h>
+#endif
+
+#ifdef CONFIG_MIPS_DB1200
+#include <asm/mach-db1x00/db1200.h>
+#define PB1200_INT_BEGIN DB1200_INT_BEGIN
+#define PB1200_INT_END DB1200_INT_END
+#endif
+
+au1xxx_irq_map_t au1xxx_irq_map[] = {
+	{ AU1000_GPIO_7, INTC_INT_LOW_LEVEL, 0 }, // This is exteranl interrupt cascade
+};
+
+int au1xxx_nr_irqs = sizeof(au1xxx_irq_map)/sizeof(au1xxx_irq_map_t);
+
+/*
+ *	Support for External interrupts on the PbAu1200 Development platform.
+ */
+static volatile int pb1200_cascade_en=0;
+
+void pb1200_cascade_handler( int irq, void *dev_id, struct pt_regs *regs)
+{
+	unsigned short bisr = bcsr->int_status;
+	int extirq_nr = 0;
+
+	/* Clear all the edge interrupts. This has no effect on level */
+	bcsr->int_status = bisr;
+	for( ; bisr; bisr &= (bisr-1) )
+	{
+		extirq_nr = (PB1200_INT_BEGIN-1) + au_ffs(bisr);
+		/* Ack and dispatch IRQ */
+		do_IRQ(extirq_nr,regs);
+	}
+}
+
+inline void pb1200_enable_irq(unsigned int irq_nr)
+{
+	bcsr->intset_mask = 1<<(irq_nr - PB1200_INT_BEGIN);
+	bcsr->intset = 1<<(irq_nr - PB1200_INT_BEGIN);
+}
+
+inline void pb1200_disable_irq(unsigned int irq_nr)
+{
+	bcsr->intclr_mask = 1<<(irq_nr - PB1200_INT_BEGIN);
+	bcsr->intclr = 1<<(irq_nr - PB1200_INT_BEGIN);
+}
+
+static unsigned int pb1200_startup_irq( unsigned int irq_nr )
+{
+	if (++pb1200_cascade_en == 1)
+	{
+		request_irq(AU1000_GPIO_7, &pb1200_cascade_handler,
+			0, "Pb1200 Cascade", &pb1200_cascade_handler );
+#ifdef CONFIG_MIPS_PB1200
+    /* We have a problem with CPLD rev3. Enable a workaround */
+	if( ((bcsr->whoami & BCSR_WHOAMI_CPLD)>>4) <= 3)
+	{
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("Pb1200 must be at CPLD rev4. Please have Pb1200\n");
+		printk("updated to latest revision. This software will not\n");
+		printk("work on anything less than CPLD rev4\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		printk("\nWARNING!!!\n");
+		while(1);
+	}
+#endif
+	}
+	pb1200_enable_irq(irq_nr);
+	return 0;
+}
+
+static void pb1200_shutdown_irq( unsigned int irq_nr )
+{
+	pb1200_disable_irq(irq_nr);
+	if (--pb1200_cascade_en == 0)
+	{
+		free_irq(AU1000_GPIO_7,&pb1200_cascade_handler );
+	}
+	return;
+}
+
+static inline void pb1200_mask_and_ack_irq(unsigned int irq_nr)
+{
+	pb1200_disable_irq( irq_nr );
+}
+
+static void pb1200_end_irq(unsigned int irq_nr)
+{
+	if (!(irq_desc[irq_nr].status & (IRQ_DISABLED|IRQ_INPROGRESS))) {
+		pb1200_enable_irq(irq_nr);
+	}
+}
+
+static struct hw_interrupt_type external_irq_type =
+{
+#ifdef CONFIG_MIPS_PB1200
+	"Pb1200 Ext",
+#endif
+#ifdef CONFIG_MIPS_DB1200
+	"Db1200 Ext",
+#endif
+	pb1200_startup_irq,
+	pb1200_shutdown_irq,
+	pb1200_enable_irq,
+	pb1200_disable_irq,
+	pb1200_mask_and_ack_irq,
+	pb1200_end_irq,
+	NULL
+};
+
+void _board_init_irq(void)
+{
+	int irq_nr;
+
+	for (irq_nr = PB1200_INT_BEGIN; irq_nr <= PB1200_INT_END; irq_nr++)
+	{
+		irq_desc[irq_nr].handler = &external_irq_type;
+		pb1200_disable_irq(irq_nr);
+	}
+
+	/* GPIO_7 can not be hooked here, so it is hooked upon first
+	request of any source attached to the cascade */
+}
+

arch/mips/kernel/cpu-probe.c

@@ -116,6 +116,8 @@ static inline void check_wait(void)
 	case CPU_AU1000:
 	case CPU_AU1100:
 	case CPU_AU1500:
+	case CPU_AU1550:
+	case CPU_AU1200:
 		if (au1k_wait_ptr != NULL) {
 			cpu_wait = au1k_wait_ptr;
 			printk(" available.\n");
@@ -505,6 +507,9 @@ static inline void cpu_probe_alchemy(struct cpuinfo_mips *c)
 		case 3:
 			c->cputype = CPU_AU1550;
 			break;
+		case 4:
+			c->cputype = CPU_AU1200;
+			break;
 		default:
 			panic("Unknown Au Core!");
 			break;

arch/mips/kernel/proc.c

@@ -60,6 +60,9 @@ static const char *cpu_name[] = {
 	[CPU_TX3927]	"TX3927",
 	[CPU_AU1000]	"Au1000",
 	[CPU_AU1500]	"Au1500",
+	[CPU_AU1100]	"Au1100",
+	[CPU_AU1550]	"Au1550",
+	[CPU_AU1200]	"Au1200",
 	[CPU_4KEC]	"MIPS 4KEc",
 	[CPU_4KSC]	"MIPS 4KSc",
 	[CPU_VR41XX]	"NEC Vr41xx",

arch/mips/mm/c-r4k.c

@@ -1036,7 +1036,11 @@ static void __init probe_pcache(void)
 		c->icache.flags |= MIPS_CACHE_VTAG;
 		break;
 
+	case CPU_AU1000:
 	case CPU_AU1500:
+	case CPU_AU1100:
+	case CPU_AU1550:
+	case CPU_AU1200:
 		c->icache.flags |= MIPS_CACHE_IC_F_DC;
 		break;
 	}

arch/mips/mm/tlbex.c

@@ -840,6 +840,7 @@ static __init void build_tlb_write_entry(u32 **p, struct label **l,
 	case CPU_AU1100:
 	case CPU_AU1500:
 	case CPU_AU1550:
+	case CPU_AU1200:
 		i_nop(p);
 		tlbw(p);
 		break;

include/asm-mips/bootinfo.h

@@ -177,6 +177,8 @@
 #define  MACH_MTX1		7       /* 4G MTX-1 Au1500-based board */
 #define  MACH_PB1550		8       /* Au1550-based eval board */
 #define  MACH_DB1550		9       /* Au1550-based eval board */
+#define  MACH_PB1200		10       /* Au1200-based eval board */
+#define  MACH_DB1200		11       /* Au1200-based eval board */
 
 /*
  * Valid machtype for group NEC_VR41XX

include/asm-mips/cpu.h

@@ -182,7 +182,8 @@
 #define CPU_VR4133		56
 #define CPU_AU1550		57
 #define CPU_24K			58
-#define CPU_LAST		58
+#define CPU_AU1200		59
+#define CPU_LAST		59
 
 /*
  * ISA Level encodings

include/asm-mips/mach-au1x00/au1000.h

@@ -162,28 +162,356 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5)
 #endif
 
-/* SDRAM Controller */
+/*
+ * SDRAM Register Offsets
+ */
 #if defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1100)
-#define MEM_SDMODE0                0xB4000000
-#define MEM_SDMODE1                0xB4000004
-#define MEM_SDMODE2                0xB4000008
+#define MEM_SDMODE0		(0x0000)
+#define MEM_SDMODE1		(0x0004)
+#define MEM_SDMODE2		(0x0008)
+#define MEM_SDADDR0		(0x000C)
+#define MEM_SDADDR1		(0x0010)
+#define MEM_SDADDR2		(0x0014)
+#define MEM_SDREFCFG	(0x0018)
+#define MEM_SDPRECMD	(0x001C)
+#define MEM_SDAUTOREF	(0x0020)
+#define MEM_SDWRMD0		(0x0024)
+#define MEM_SDWRMD1		(0x0028)
+#define MEM_SDWRMD2		(0x002C)
+#define MEM_SDSLEEP		(0x0030)
+#define MEM_SDSMCKE		(0x0034)
+
+#ifndef ASSEMBLER
+/*typedef volatile struct
+{
+	uint32 sdmode0;
+	uint32 sdmode1;
+	uint32 sdmode2;
+	uint32 sdaddr0;
+	uint32 sdaddr1;
+	uint32 sdaddr2;
+	uint32 sdrefcfg;
+	uint32 sdautoref;
+	uint32 sdwrmd0;
+	uint32 sdwrmd1;
+	uint32 sdwrmd2;
+	uint32 sdsleep;
+	uint32 sdsmcke;
+
+} AU1X00_SDRAM;*/
+#endif
+
+/*
+ * MEM_SDMODE register content definitions
+ */
+#define MEM_SDMODE_F		(1<<22)
+#define MEM_SDMODE_SR		(1<<21)
+#define MEM_SDMODE_BS		(1<<20)
+#define MEM_SDMODE_RS		(3<<18)
+#define MEM_SDMODE_CS		(7<<15)
+#define MEM_SDMODE_TRAS		(15<<11)
+#define MEM_SDMODE_TMRD		(3<<9)
+#define MEM_SDMODE_TWR		(3<<7)
+#define MEM_SDMODE_TRP		(3<<5)
+#define MEM_SDMODE_TRCD		(3<<3)
+#define MEM_SDMODE_TCL		(7<<0)
+
+#define MEM_SDMODE_BS_2Bank	(0<<20)
+#define MEM_SDMODE_BS_4Bank	(1<<20)
+#define MEM_SDMODE_RS_11Row	(0<<18)
+#define MEM_SDMODE_RS_12Row	(1<<18)
+#define MEM_SDMODE_RS_13Row	(2<<18)
+#define MEM_SDMODE_RS_N(N)	((N)<<18)
+#define MEM_SDMODE_CS_7Col	(0<<15)
+#define MEM_SDMODE_CS_8Col	(1<<15)
+#define MEM_SDMODE_CS_9Col	(2<<15)
+#define MEM_SDMODE_CS_10Col	(3<<15)
+#define MEM_SDMODE_CS_11Col	(4<<15)
+#define MEM_SDMODE_CS_N(N)		((N)<<15)
+#define MEM_SDMODE_TRAS_N(N)	((N)<<11)
+#define MEM_SDMODE_TMRD_N(N)	((N)<<9)
+#define MEM_SDMODE_TWR_N(N)		((N)<<7)
+#define MEM_SDMODE_TRP_N(N)		((N)<<5)
+#define MEM_SDMODE_TRCD_N(N)	((N)<<3)
+#define MEM_SDMODE_TCL_N(N)		((N)<<0)
+
+/*
+ * MEM_SDADDR register contents definitions
+ */
+#define MEM_SDADDR_E			(1<<20)
+#define MEM_SDADDR_CSBA			(0x03FF<<10)
+#define MEM_SDADDR_CSMASK		(0x03FF<<0)
+#define MEM_SDADDR_CSBA_N(N)	((N)&(0x03FF<<22)>>12)
+#define MEM_SDADDR_CSMASK_N(N)	((N)&(0x03FF<<22)>>22)
+
+/*
+ * MEM_SDREFCFG register content definitions
+ */
+#define MEM_SDREFCFG_TRC		(15<<28)
+#define MEM_SDREFCFG_TRPM		(3<<26)
+#define MEM_SDREFCFG_E			(1<<25)
+#define MEM_SDREFCFG_RE			(0x1ffffff<<0)
+#define MEM_SDREFCFG_TRC_N(N)	((N)<<MEM_SDREFCFG_TRC)
+#define MEM_SDREFCFG_TRPM_N(N)	((N)<<MEM_SDREFCFG_TRPM)
+#define MEM_SDREFCFG_REF_N(N)	(N)
+#endif
+
+/***********************************************************************/
+
+/*
+ * Au1550 SDRAM Register Offsets
+ */
+
+/***********************************************************************/
+
+#if defined(CONFIG_SOC_AU1550) || defined(CONFIG_SOC_AU1200)
+#define MEM_SDMODE0		(0x0800)
+#define MEM_SDMODE1		(0x0808)
+#define MEM_SDMODE2		(0x0810)
+#define MEM_SDADDR0		(0x0820)
+#define MEM_SDADDR1		(0x0828)
+#define MEM_SDADDR2		(0x0830)
+#define MEM_SDCONFIGA	(0x0840)
+#define MEM_SDCONFIGB	(0x0848)
+#define MEM_SDSTAT		(0x0850)
+#define MEM_SDERRADDR	(0x0858)
+#define MEM_SDSTRIDE0	(0x0860)
+#define MEM_SDSTRIDE1	(0x0868)
+#define MEM_SDSTRIDE2	(0x0870)
+#define MEM_SDWRMD0		(0x0880)
+#define MEM_SDWRMD1		(0x0888)
+#define MEM_SDWRMD2		(0x0890)
+#define MEM_SDPRECMD	(0x08C0)
+#define MEM_SDAUTOREF	(0x08C8)
+#define MEM_SDSREF		(0x08D0)
+#define MEM_SDSLEEP		MEM_SDSREF
+
+#ifndef ASSEMBLER
+/*typedef volatile struct
+{
+	uint32 sdmode0;
+	uint32 reserved0;
+	uint32 sdmode1;
+	uint32 reserved1;
+	uint32 sdmode2;
+	uint32 reserved2[3];
+	uint32 sdaddr0;
+	uint32 reserved3;
+	uint32 sdaddr1;
+	uint32 reserved4;
+	uint32 sdaddr2;
+	uint32 reserved5[3];
+	uint32 sdconfiga;
+	uint32 reserved6;
+	uint32 sdconfigb;
+	uint32 reserved7;
+	uint32 sdstat;
+	uint32 reserved8;
+	uint32 sderraddr;
+	uint32 reserved9;
+	uint32 sdstride0;
+	uint32 reserved10;
+	uint32 sdstride1;
+	uint32 reserved11;
+	uint32 sdstride2;
+	uint32 reserved12[3];
+	uint32 sdwrmd0;
+	uint32 reserved13;
+	uint32 sdwrmd1;
+	uint32 reserved14;
+	uint32 sdwrmd2;
+	uint32 reserved15[11];
+	uint32 sdprecmd;
+	uint32 reserved16;
+	uint32 sdautoref;
+	uint32 reserved17;
+	uint32 sdsref;
+
+} AU1550_SDRAM;*/
+#endif
+#endif
 
-#define MEM_SDADDR0                0xB400000C
-#define MEM_SDADDR1                0xB4000010
-#define MEM_SDADDR2                0xB4000014
+/*
+ * Physical base addresses for integrated peripherals
+ */
+
+#ifdef CONFIG_SOC_AU1000
+#define	MEM_PHYS_ADDR		0x14000000
+#define	STATIC_MEM_PHYS_ADDR	0x14001000
+#define	DMA0_PHYS_ADDR		0x14002000
+#define	DMA1_PHYS_ADDR		0x14002100
+#define	DMA2_PHYS_ADDR		0x14002200
+#define	DMA3_PHYS_ADDR		0x14002300
+#define	DMA4_PHYS_ADDR		0x14002400
+#define	DMA5_PHYS_ADDR		0x14002500
+#define	DMA6_PHYS_ADDR		0x14002600
+#define	DMA7_PHYS_ADDR		0x14002700
+#define	IC0_PHYS_ADDR		0x10400000
+#define	IC1_PHYS_ADDR		0x11800000
+#define	AC97_PHYS_ADDR		0x10000000
+#define	USBH_PHYS_ADDR		0x10100000
+#define	USBD_PHYS_ADDR		0x10200000
+#define	IRDA_PHYS_ADDR		0x10300000
+#define	MAC0_PHYS_ADDR		0x10500000
+#define	MAC1_PHYS_ADDR		0x10510000
+#define	MACEN_PHYS_ADDR		0x10520000
+#define	MACDMA0_PHYS_ADDR	0x14004000
+#define	MACDMA1_PHYS_ADDR	0x14004200
+#define	I2S_PHYS_ADDR		0x11000000
+#define	UART0_PHYS_ADDR		0x11100000
+#define	UART1_PHYS_ADDR		0x11200000
+#define	UART2_PHYS_ADDR		0x11300000
+#define	UART3_PHYS_ADDR		0x11400000
+#define	SSI0_PHYS_ADDR		0x11600000
+#define	SSI1_PHYS_ADDR		0x11680000
+#define	SYS_PHYS_ADDR		0x11900000
+#define PCMCIA_IO_PHYS_ADDR   0xF00000000
+#define PCMCIA_ATTR_PHYS_ADDR 0xF40000000
+#define PCMCIA_MEM_PHYS_ADDR  0xF80000000
+#endif
+
+/********************************************************************/
+
+#ifdef CONFIG_SOC_AU1500
+#define	MEM_PHYS_ADDR		0x14000000
+#define	STATIC_MEM_PHYS_ADDR	0x14001000
+#define	DMA0_PHYS_ADDR		0x14002000
+#define	DMA1_PHYS_ADDR		0x14002100
+#define	DMA2_PHYS_ADDR		0x14002200
+#define	DMA3_PHYS_ADDR		0x14002300
+#define	DMA4_PHYS_ADDR		0x14002400
+#define	DMA5_PHYS_ADDR		0x14002500
+#define	DMA6_PHYS_ADDR		0x14002600
+#define	DMA7_PHYS_ADDR		0x14002700
+#define	IC0_PHYS_ADDR		0x10400000
+#define	IC1_PHYS_ADDR		0x11800000
+#define	AC97_PHYS_ADDR		0x10000000
+#define	USBH_PHYS_ADDR		0x10100000
+#define	USBD_PHYS_ADDR		0x10200000
+#define PCI_PHYS_ADDR		0x14005000
+#define	MAC0_PHYS_ADDR		0x11500000
+#define	MAC1_PHYS_ADDR		0x11510000
+#define	MACEN_PHYS_ADDR		0x11520000
+#define	MACDMA0_PHYS_ADDR	0x14004000
+#define	MACDMA1_PHYS_ADDR	0x14004200
+#define	I2S_PHYS_ADDR		0x11000000
+#define	UART0_PHYS_ADDR		0x11100000
+#define	UART3_PHYS_ADDR		0x11400000
+#define GPIO2_PHYS_ADDR		0x11700000
+#define	SYS_PHYS_ADDR		0x11900000
+#define PCI_MEM_PHYS_ADDR     0x400000000
+#define PCI_IO_PHYS_ADDR      0x500000000
+#define PCI_CONFIG0_PHYS_ADDR 0x600000000
+#define PCI_CONFIG1_PHYS_ADDR 0x680000000
+#define PCMCIA_IO_PHYS_ADDR   0xF00000000
+#define PCMCIA_ATTR_PHYS_ADDR 0xF40000000
+#define PCMCIA_MEM_PHYS_ADDR  0xF80000000
+#endif
+
+/********************************************************************/
+
+#ifdef CONFIG_SOC_AU1100
+#define	MEM_PHYS_ADDR		0x14000000
+#define	STATIC_MEM_PHYS_ADDR	0x14001000
+#define	DMA0_PHYS_ADDR		0x14002000
+#define	DMA1_PHYS_ADDR		0x14002100
+#define	DMA2_PHYS_ADDR		0x14002200
+#define	DMA3_PHYS_ADDR		0x14002300
+#define	DMA4_PHYS_ADDR		0x14002400
+#define	DMA5_PHYS_ADDR		0x14002500
+#define	DMA6_PHYS_ADDR		0x14002600
+#define	DMA7_PHYS_ADDR		0x14002700
+#define	IC0_PHYS_ADDR		0x10400000
+#define SD0_PHYS_ADDR		0x10600000
+#define SD1_PHYS_ADDR		0x10680000
+#define	IC1_PHYS_ADDR		0x11800000
+#define	AC97_PHYS_ADDR		0x10000000
+#define	USBH_PHYS_ADDR		0x10100000
+#define	USBD_PHYS_ADDR		0x10200000
+#define	IRDA_PHYS_ADDR		0x10300000
+#define	MAC0_PHYS_ADDR		0x10500000
+#define	MACEN_PHYS_ADDR		0x10520000
+#define	MACDMA0_PHYS_ADDR	0x14004000
+#define	MACDMA1_PHYS_ADDR	0x14004200
+#define	I2S_PHYS_ADDR		0x11000000
+#define	UART0_PHYS_ADDR		0x11100000
+#define	UART1_PHYS_ADDR		0x11200000
+#define	UART3_PHYS_ADDR		0x11400000
+#define	SSI0_PHYS_ADDR		0x11600000
+#define	SSI1_PHYS_ADDR		0x11680000
+#define GPIO2_PHYS_ADDR		0x11700000
+#define	SYS_PHYS_ADDR		0x11900000
+#define LCD_PHYS_ADDR		0x15000000
+#define PCMCIA_IO_PHYS_ADDR   0xF00000000
+#define PCMCIA_ATTR_PHYS_ADDR 0xF40000000
+#define PCMCIA_MEM_PHYS_ADDR  0xF80000000
+#endif
+
+/***********************************************************************/
 
-#define MEM_SDREFCFG               0xB4000018
-#define MEM_SDPRECMD               0xB400001C
-#define MEM_SDAUTOREF              0xB4000020
+#ifdef CONFIG_SOC_AU1550
+#define	MEM_PHYS_ADDR		0x14000000
+#define	STATIC_MEM_PHYS_ADDR	0x14001000
+#define	IC0_PHYS_ADDR		0x10400000
+#define	IC1_PHYS_ADDR		0x11800000
+#define	USBH_PHYS_ADDR		0x14020000
+#define	USBD_PHYS_ADDR		0x10200000
+#define PCI_PHYS_ADDR		0x14005000
+#define	MAC0_PHYS_ADDR		0x10500000
+#define	MAC1_PHYS_ADDR		0x10510000
+#define	MACEN_PHYS_ADDR		0x10520000
+#define	MACDMA0_PHYS_ADDR	0x14004000
+#define	MACDMA1_PHYS_ADDR	0x14004200
+#define	UART0_PHYS_ADDR		0x11100000
+#define	UART1_PHYS_ADDR		0x11200000
+#define	UART3_PHYS_ADDR		0x11400000
+#define GPIO2_PHYS_ADDR		0x11700000
+#define	SYS_PHYS_ADDR		0x11900000
+#define	DDMA_PHYS_ADDR		0x14002000
+#define PE_PHYS_ADDR		0x14008000
+#define PSC0_PHYS_ADDR	 	0x11A00000
+#define PSC1_PHYS_ADDR	 	0x11B00000
+#define PSC2_PHYS_ADDR	 	0x10A00000
+#define PSC3_PHYS_ADDR	 	0x10B00000
+#define PCI_MEM_PHYS_ADDR     0x400000000
+#define PCI_IO_PHYS_ADDR      0x500000000
+#define PCI_CONFIG0_PHYS_ADDR 0x600000000
+#define PCI_CONFIG1_PHYS_ADDR 0x680000000
+#define PCMCIA_IO_PHYS_ADDR   0xF00000000
+#define PCMCIA_ATTR_PHYS_ADDR 0xF40000000
+#define PCMCIA_MEM_PHYS_ADDR  0xF80000000
+#endif
 
-#define MEM_SDWRMD0                0xB4000024
-#define MEM_SDWRMD1                0xB4000028
-#define MEM_SDWRMD2                0xB400002C
+/***********************************************************************/
 
-#define MEM_SDSLEEP                0xB4000030
-#define MEM_SDSMCKE                0xB4000034
+#ifdef CONFIG_SOC_AU1200
+#define	MEM_PHYS_ADDR		0x14000000
+#define	STATIC_MEM_PHYS_ADDR	0x14001000
+#define AES_PHYS_ADDR		0x10300000
+#define CIM_PHYS_ADDR		0x14004000
+#define	IC0_PHYS_ADDR		0x10400000
+#define	IC1_PHYS_ADDR		0x11800000
+#define USBM_PHYS_ADDR		0x14020000
+#define	USBH_PHYS_ADDR		0x14020100
+#define	UART0_PHYS_ADDR		0x11100000
+#define	UART1_PHYS_ADDR		0x11200000
+#define GPIO2_PHYS_ADDR		0x11700000
+#define	SYS_PHYS_ADDR		0x11900000
+#define	DDMA_PHYS_ADDR		0x14002000
+#define PSC0_PHYS_ADDR	 	0x11A00000
+#define PSC1_PHYS_ADDR	 	0x11B00000
+#define PCMCIA_IO_PHYS_ADDR   0xF00000000
+#define PCMCIA_ATTR_PHYS_ADDR 0xF40000000
+#define PCMCIA_MEM_PHYS_ADDR  0xF80000000
+#define SD0_PHYS_ADDR		0x10600000
+#define SD1_PHYS_ADDR		0x10680000
+#define LCD_PHYS_ADDR		0x15000000
+#define SWCNT_PHYS_ADDR		0x1110010C
+#define MAEFE_PHYS_ADDR		0x14012000
+#define MAEBE_PHYS_ADDR		0x14010000
 #endif
 
+
 /* Static Bus Controller */
 #define MEM_STCFG0                 0xB4001000
 #define MEM_STTIME0                0xB4001004
@@ -369,7 +697,7 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1000_MAC0_ENABLE       0xB0520000
 #define AU1000_MAC1_ENABLE       0xB0520004
 #define NUM_ETH_INTERFACES 2
-#endif // CONFIG_SOC_AU1000
+#endif /* CONFIG_SOC_AU1000 */
 
 /* Au1500 */
 #ifdef CONFIG_SOC_AU1500
@@ -440,7 +768,7 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1500_MAC0_ENABLE       0xB1520000
 #define AU1500_MAC1_ENABLE       0xB1520004
 #define NUM_ETH_INTERFACES 2
-#endif // CONFIG_SOC_AU1500
+#endif /* CONFIG_SOC_AU1500 */
 
 /* Au1100 */
 #ifdef CONFIG_SOC_AU1100
@@ -485,6 +813,22 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1000_GPIO_13            45
 #define AU1000_GPIO_14            46
 #define AU1000_GPIO_15            47
+#define AU1000_GPIO_16            48
+#define AU1000_GPIO_17            49
+#define AU1000_GPIO_18            50
+#define AU1000_GPIO_19            51
+#define AU1000_GPIO_20            52
+#define AU1000_GPIO_21            53
+#define AU1000_GPIO_22            54
+#define AU1000_GPIO_23            55
+#define AU1000_GPIO_24            56
+#define AU1000_GPIO_25            57
+#define AU1000_GPIO_26            58
+#define AU1000_GPIO_27            59
+#define AU1000_GPIO_28            60
+#define AU1000_GPIO_29            61
+#define AU1000_GPIO_30            62
+#define AU1000_GPIO_31            63
 
 #define UART0_ADDR                0xB1100000
 #define UART1_ADDR                0xB1200000
@@ -496,7 +840,7 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1100_ETH0_BASE	  0xB0500000
 #define AU1100_MAC0_ENABLE       0xB0520000
 #define NUM_ETH_INTERFACES 1
-#endif // CONFIG_SOC_AU1100
+#endif /* CONFIG_SOC_AU1100 */
 
 #ifdef CONFIG_SOC_AU1550
 #define AU1550_UART0_INT          0
@@ -513,14 +857,14 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1550_PSC1_INT           11
 #define AU1550_PSC2_INT           12
 #define AU1550_PSC3_INT           13
-#define AU1550_TOY_INT			  14
-#define AU1550_TOY_MATCH0_INT     15
-#define AU1550_TOY_MATCH1_INT     16
-#define AU1550_TOY_MATCH2_INT     17
-#define AU1550_RTC_INT            18
-#define AU1550_RTC_MATCH0_INT     19
-#define AU1550_RTC_MATCH1_INT     20
-#define AU1550_RTC_MATCH2_INT     21
+#define AU1000_TOY_INT			  14
+#define AU1000_TOY_MATCH0_INT     15
+#define AU1000_TOY_MATCH1_INT     16
+#define AU1000_TOY_MATCH2_INT     17
+#define AU1000_RTC_INT            18
+#define AU1000_RTC_MATCH0_INT     19
+#define AU1000_RTC_MATCH1_INT     20
+#define AU1000_RTC_MATCH2_INT     21
 #define AU1550_NAND_INT           23
 #define AU1550_USB_DEV_REQ_INT    24
 #define AU1550_USB_DEV_SUS_INT    25
@@ -575,7 +919,7 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1550_MAC0_ENABLE       0xB0520000
 #define AU1550_MAC1_ENABLE       0xB0520004
 #define NUM_ETH_INTERFACES 2
-#endif // CONFIG_SOC_AU1550
+#endif /* CONFIG_SOC_AU1550 */
 
 #ifdef CONFIG_SOC_AU1200
 #define AU1200_UART0_INT          0
@@ -592,14 +936,14 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1200_PSC1_INT           11
 #define AU1200_AES_INT            12
 #define AU1200_CAMERA_INT         13
-#define AU1200_TOY_INT			  14
-#define AU1200_TOY_MATCH0_INT     15
-#define AU1200_TOY_MATCH1_INT     16
-#define AU1200_TOY_MATCH2_INT     17
-#define AU1200_RTC_INT            18
-#define AU1200_RTC_MATCH0_INT     19
-#define AU1200_RTC_MATCH1_INT     20
-#define AU1200_RTC_MATCH2_INT     21
+#define AU1000_TOY_INT			  14
+#define AU1000_TOY_MATCH0_INT     15
+#define AU1000_TOY_MATCH1_INT     16
+#define AU1000_TOY_MATCH2_INT     17
+#define AU1000_RTC_INT            18
+#define AU1000_RTC_MATCH0_INT     19
+#define AU1000_RTC_MATCH1_INT     20
+#define AU1000_RTC_MATCH2_INT     21
 #define AU1200_NAND_INT           23
 #define AU1200_GPIO_204           24
 #define AU1200_GPIO_205           25
@@ -607,6 +951,7 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define AU1200_GPIO_207           27
 #define AU1200_GPIO_208_215       28 // Logical OR of 208:215
 #define AU1200_USB_INT            29
+#define AU1000_USB_HOST_INT		  AU1200_USB_INT
 #define AU1200_LCD_INT            30
 #define AU1200_MAE_BOTH_INT       31
 #define AU1000_GPIO_0             32
@@ -645,21 +990,36 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define UART0_ADDR                0xB1100000
 #define UART1_ADDR                0xB1200000
 
-#define USB_OHCI_BASE             0x14020000 // phys addr for ioremap
-#define USB_HOST_CONFIG           0xB4027ffc
-
-// these are here for prototyping on au1550 (do not exist on au1200)
-#define AU1200_ETH0_BASE      0xB0500000
-#define AU1200_ETH1_BASE      0xB0510000
-#define AU1200_MAC0_ENABLE       0xB0520000
-#define AU1200_MAC1_ENABLE       0xB0520004
-#define NUM_ETH_INTERFACES 2
-#endif // CONFIG_SOC_AU1200
+#define USB_UOC_BASE              0x14020020
+#define USB_UOC_LEN               0x20
+#define USB_OHCI_BASE             0x14020100
+#define USB_OHCI_LEN              0x100
+#define USB_EHCI_BASE             0x14020200
+#define USB_EHCI_LEN              0x100
+#define USB_UDC_BASE              0x14022000
+#define USB_UDC_LEN               0x2000
+#define USB_MSR_BASE			  0xB4020000
+#define USB_MSR_MCFG              4
+#define USBMSRMCFG_OMEMEN         0
+#define USBMSRMCFG_OBMEN          1
+#define USBMSRMCFG_EMEMEN         2
+#define USBMSRMCFG_EBMEN          3
+#define USBMSRMCFG_DMEMEN         4
+#define USBMSRMCFG_DBMEN          5
+#define USBMSRMCFG_GMEMEN         6
+#define USBMSRMCFG_OHCCLKEN       16
+#define USBMSRMCFG_EHCCLKEN       17
+#define USBMSRMCFG_UDCCLKEN       18
+#define USBMSRMCFG_PHYPLLEN       19
+#define USBMSRMCFG_RDCOMB         30
+#define USBMSRMCFG_PFEN           31
+
+#endif /* CONFIG_SOC_AU1200 */
 
 #define AU1000_LAST_INTC0_INT     31
+#define AU1000_LAST_INTC1_INT     63
 #define AU1000_MAX_INTR           63
 
-
 /* Programmable Counters 0 and 1 */
 #define SYS_BASE                   0xB1900000
 #define SYS_COUNTER_CNTRL          (SYS_BASE + 0x14)
@@ -730,6 +1090,8 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
   #define I2S_CONTROL_D         (1<<1)
   #define I2S_CONTROL_CE        (1<<0)
 
+#ifndef CONFIG_SOC_AU1200
+
 /* USB Host Controller */
 #define USB_OHCI_LEN              0x00100000
 
@@ -775,6 +1137,8 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
   #define USBDEV_ENABLE (1<<1)
   #define USBDEV_CE     (1<<0)
 
+#endif /* !CONFIG_SOC_AU1200 */
+
 /* Ethernet Controllers  */
 
 /* 4 byte offsets from AU1000_ETH_BASE */
@@ -1173,6 +1537,37 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
   #define SYS_PF_PSC1_S1		(1 << 1)
   #define SYS_PF_MUST_BE_SET		((1 << 5) | (1 << 2))
 
+/* Au1200 Only */
+#ifdef CONFIG_SOC_AU1200
+#define SYS_PINFUNC_DMA		(1<<31)
+#define SYS_PINFUNC_S0A		(1<<30)
+#define SYS_PINFUNC_S1A		(1<<29)
+#define SYS_PINFUNC_LP0		(1<<28)
+#define SYS_PINFUNC_LP1		(1<<27)
+#define SYS_PINFUNC_LD16	(1<<26)
+#define SYS_PINFUNC_LD8		(1<<25)
+#define SYS_PINFUNC_LD1		(1<<24)
+#define SYS_PINFUNC_LD0		(1<<23)
+#define SYS_PINFUNC_P1A		(3<<21)
+#define SYS_PINFUNC_P1B		(1<<20)
+#define SYS_PINFUNC_FS3		(1<<19)
+#define SYS_PINFUNC_P0A		(3<<17)
+#define SYS_PINFUNC_CS		(1<<16)
+#define SYS_PINFUNC_CIM		(1<<15)
+#define SYS_PINFUNC_P1C		(1<<14)
+#define SYS_PINFUNC_U1T		(1<<12)
+#define SYS_PINFUNC_U1R		(1<<11)
+#define SYS_PINFUNC_EX1		(1<<10)
+#define SYS_PINFUNC_EX0		(1<<9)
+#define SYS_PINFUNC_U0R		(1<<8)
+#define SYS_PINFUNC_MC		(1<<7)
+#define SYS_PINFUNC_S0B		(1<<6)
+#define SYS_PINFUNC_S0C		(1<<5)
+#define SYS_PINFUNC_P0B		(1<<4)
+#define SYS_PINFUNC_U0T		(1<<3)
+#define SYS_PINFUNC_S1B		(1<<2)
+#endif
+
 #define SYS_TRIOUTRD              0xB1900100
 #define SYS_TRIOUTCLR             0xB1900100
 #define SYS_OUTPUTRD              0xB1900108
@@ -1300,7 +1695,6 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 #define SD1_XMIT_FIFO	0xB0680000
 #define SD1_RECV_FIFO	0xB0680004
 
-
 #if defined (CONFIG_SOC_AU1500) || defined(CONFIG_SOC_AU1550)
 /* Au1500 PCI Controller */
 #define Au1500_CFG_BASE           0xB4005000 // virtual, kseg0 addr
@@ -1363,36 +1757,77 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
 		      _ctl_; })
 
 
-#else /* Au1000 and Au1100 */
+#else /* Au1000 and Au1100 and Au1200 */
 
 /* don't allow any legacy ports probing */
-#define IOPORT_RESOURCE_START 0x10000000;
+#define IOPORT_RESOURCE_START 0x10000000
 #define IOPORT_RESOURCE_END   0xffffffff
 #define IOMEM_RESOURCE_START  0x10000000
 #define IOMEM_RESOURCE_END    0xffffffff
 
-#ifdef CONFIG_MIPS_PB1000
-#define PCI_IO_START      0x10000000
-#define PCI_IO_END        0x1000ffff
-#define PCI_MEM_START     0x18000000
-#define PCI_MEM_END       0x18ffffff
-#define PCI_FIRST_DEVFN   0
-#define PCI_LAST_DEVFN    1
-#else
-/* no PCI bus controller */
 #define PCI_IO_START    0
 #define PCI_IO_END      0
 #define PCI_MEM_START   0
 #define PCI_MEM_END     0
 #define PCI_FIRST_DEVFN 0
 #define PCI_LAST_DEVFN  0
-#endif
 
 #endif
 
+#ifndef _LANGUAGE_ASSEMBLY
+typedef volatile struct
+{
+	/* 0x0000 */ u32 toytrim;
+	/* 0x0004 */ u32 toywrite;
+	/* 0x0008 */ u32 toymatch0;
+	/* 0x000C */ u32 toymatch1;
+	/* 0x0010 */ u32 toymatch2;
+	/* 0x0014 */ u32 cntrctrl;
+	/* 0x0018 */ u32 scratch0;
+	/* 0x001C */ u32 scratch1;
+	/* 0x0020 */ u32 freqctrl0;
+	/* 0x0024 */ u32 freqctrl1;
+	/* 0x0028 */ u32 clksrc;
+	/* 0x002C */ u32 pinfunc;
+	/* 0x0030 */ u32 reserved0;
+	/* 0x0034 */ u32 wakemsk;
+	/* 0x0038 */ u32 endian;
+	/* 0x003C */ u32 powerctrl;
+	/* 0x0040 */ u32 toyread;
+	/* 0x0044 */ u32 rtctrim;
+	/* 0x0048 */ u32 rtcwrite;
+	/* 0x004C */ u32 rtcmatch0;
+	/* 0x0050 */ u32 rtcmatch1;
+	/* 0x0054 */ u32 rtcmatch2;
+	/* 0x0058 */ u32 rtcread;
+	/* 0x005C */ u32 wakesrc;
+	/* 0x0060 */ u32 cpupll;
+	/* 0x0064 */ u32 auxpll;
+	/* 0x0068 */ u32 reserved1;
+	/* 0x006C */ u32 reserved2;
+	/* 0x0070 */ u32 reserved3;
+	/* 0x0074 */ u32 reserved4;
+	/* 0x0078 */ u32 slppwr;
+	/* 0x007C */ u32 sleep;
+	/* 0x0080 */ u32 reserved5[32];
+	/* 0x0100 */ u32 trioutrd;
+#define trioutclr trioutrd
+	/* 0x0104 */ u32 reserved6;
+	/* 0x0108 */ u32 outputrd;
+#define outputset outputrd
+	/* 0x010C */ u32 outputclr;
+	/* 0x0110 */ u32 pinstaterd;
+#define pininputen pinstaterd
+
+} AU1X00_SYS;
+
+static AU1X00_SYS* const sys  = (AU1X00_SYS *)SYS_BASE;
+
+#endif
 /* Processor information base on prid.
  * Copied from PowerPC.
  */
+#ifndef _LANGUAGE_ASSEMBLY
 struct cpu_spec {
 	/* CPU is matched via (PRID & prid_mask) == prid_value */
 	unsigned int	prid_mask;
@@ -1406,3 +1841,6 @@ struct cpu_spec {
 extern struct cpu_spec		cpu_specs[];
 extern struct cpu_spec		*cur_cpu_spec[];
 #endif
+
+#endif
+

include/asm-mips/mach-au1x00/au1xxx_dbdma.h

@@ -45,7 +45,7 @@
 #define DDMA_GLOBAL_BASE	0xb4003000
 #define DDMA_CHANNEL_BASE	0xb4002000
 
-typedef struct dbdma_global {
+typedef volatile struct dbdma_global {
 	u32	ddma_config;
 	u32	ddma_intstat;
 	u32	ddma_throttle;
@@ -62,7 +62,7 @@ typedef struct dbdma_global {
 
 /* The structure of a DMA Channel.
 */
-typedef struct au1xxx_dma_channel {
+typedef volatile struct au1xxx_dma_channel {
 	u32	ddma_cfg;	/* See below */
 	u32	ddma_desptr;	/* 32-byte aligned pointer to descriptor */
 	u32	ddma_statptr;	/* word aligned pointer to status word */
@@ -98,7 +98,7 @@ typedef struct au1xxx_dma_channel {
 /* "Standard" DDMA Descriptor.
  * Must be 32-byte aligned.
  */
-typedef struct au1xxx_ddma_desc {
+typedef volatile struct au1xxx_ddma_desc {
 	u32	dscr_cmd0;		/* See below */
 	u32	dscr_cmd1;		/* See below */
 	u32	dscr_source0;		/* source phys address */
@@ -107,6 +107,12 @@ typedef struct au1xxx_ddma_desc {
 	u32	dscr_dest1;		/* See below */
 	u32	dscr_stat;		/* completion status */
 	u32	dscr_nxtptr;		/* Next descriptor pointer (mostly) */
+	/* First 32bytes are HW specific!!!
+	   Lets have some SW data following.. make sure its 32bytes
+	 */
+	u32	sw_status;
+	u32 	sw_context;
+	u32	sw_reserved[6];
 } au1x_ddma_desc_t;
 
 #define DSCR_CMD0_V		(1 << 31)	/* Descriptor valid */
@@ -125,8 +131,11 @@ typedef struct au1xxx_ddma_desc {
 #define DSCR_CMD0_CV		(0x1 << 2)	/* Clear Valid when done */
 #define DSCR_CMD0_ST_MASK	(0x3 << 0)	/* Status instruction */
 
+#define SW_STATUS_INUSE		(1<<0)
+
 /* Command 0 device IDs.
 */
+#ifdef CONFIG_SOC_AU1550
 #define DSCR_CMD0_UART0_TX	0
 #define DSCR_CMD0_UART0_RX	1
 #define DSCR_CMD0_UART3_TX	2
@@ -155,9 +164,45 @@ typedef struct au1xxx_ddma_desc {
 #define DSCR_CMD0_MAC0_TX	25
 #define DSCR_CMD0_MAC1_RX	26
 #define DSCR_CMD0_MAC1_TX	27
+#endif /* CONFIG_SOC_AU1550 */
+
+#ifdef CONFIG_SOC_AU1200
+#define DSCR_CMD0_UART0_TX	0
+#define DSCR_CMD0_UART0_RX	1
+#define DSCR_CMD0_UART1_TX	2
+#define DSCR_CMD0_UART1_RX	3
+#define DSCR_CMD0_DMA_REQ0	4
+#define DSCR_CMD0_DMA_REQ1	5
+#define DSCR_CMD0_MAE_BE	6
+#define DSCR_CMD0_MAE_FE	7
+#define DSCR_CMD0_SDMS_TX0	8
+#define DSCR_CMD0_SDMS_RX0	9
+#define DSCR_CMD0_SDMS_TX1	10
+#define DSCR_CMD0_SDMS_RX1	11
+#define DSCR_CMD0_AES_TX	13
+#define DSCR_CMD0_AES_RX	12
+#define DSCR_CMD0_PSC0_TX	14
+#define DSCR_CMD0_PSC0_RX	15
+#define DSCR_CMD0_PSC1_TX	16
+#define DSCR_CMD0_PSC1_RX	17
+#define DSCR_CMD0_CIM_RXA	18
+#define DSCR_CMD0_CIM_RXB	19
+#define DSCR_CMD0_CIM_RXC	20
+#define DSCR_CMD0_MAE_BOTH	21
+#define DSCR_CMD0_LCD		22
+#define DSCR_CMD0_NAND_FLASH	23
+#define DSCR_CMD0_PSC0_SYNC	24
+#define DSCR_CMD0_PSC1_SYNC	25
+#define DSCR_CMD0_CIM_SYNC	26
+#endif /* CONFIG_SOC_AU1200 */
+
 #define DSCR_CMD0_THROTTLE	30
 #define DSCR_CMD0_ALWAYS	31
 #define DSCR_NDEV_IDS		32
+/* THis macro is used to find/create custom device types */
+#define DSCR_DEV2CUSTOM_ID(x,d)	(((((x)&0xFFFF)<<8)|0x32000000)|((d)&0xFF))
+#define DSCR_CUSTOM2DEV_ID(x)	((x)&0xFF)
+
 
 #define DSCR_CMD0_SID(x)	(((x) & 0x1f) << 25)
 #define DSCR_CMD0_DID(x)	(((x) & 0x1f) << 20)
@@ -246,6 +291,43 @@ typedef struct au1xxx_ddma_desc {
 */
 #define NUM_DBDMA_CHANS	16
 
+/*
+ * Ddma API definitions
+ * FIXME: may not fit to this header file
+ */
+typedef struct dbdma_device_table {
+	u32		dev_id;
+	u32		dev_flags;
+	u32		dev_tsize;
+	u32		dev_devwidth;
+	u32		dev_physaddr;		/* If FIFO */
+	u32		dev_intlevel;
+	u32		dev_intpolarity;
+} dbdev_tab_t;
+
+
+typedef struct dbdma_chan_config {
+	spinlock_t      lock;
+
+	u32			chan_flags;
+	u32			chan_index;
+	dbdev_tab_t		*chan_src;
+	dbdev_tab_t		*chan_dest;
+	au1x_dma_chan_t		*chan_ptr;
+	au1x_ddma_desc_t	*chan_desc_base;
+	au1x_ddma_desc_t	*get_ptr, *put_ptr, *cur_ptr;
+	void			*chan_callparam;
+	void (*chan_callback)(int, void *, struct pt_regs *);
+} chan_tab_t;
+
+#define DEV_FLAGS_INUSE		(1 << 0)
+#define DEV_FLAGS_ANYUSE	(1 << 1)
+#define DEV_FLAGS_OUT		(1 << 2)
+#define DEV_FLAGS_IN		(1 << 3)
+#define DEV_FLAGS_BURSTABLE (1 << 4)
+#define DEV_FLAGS_SYNC		(1 << 5)
+/* end Ddma API definitions */
+
 /* External functions for drivers to use.
 */
 /* Use this to allocate a dbdma channel.  The device ids are one of the
@@ -258,18 +340,6 @@ u32 au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
 
 #define DBDMA_MEM_CHAN	DSCR_CMD0_ALWAYS
 
-/* ACK!  These should be in a board specific description file.
-*/
-#ifdef CONFIG_MIPS_PB1550
-#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
-#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
-#endif
-#ifdef CONFIG_MIPS_DB1550
-#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
-#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
-#endif
-
-
 /* Set the device width of a in/out fifo.
 */
 u32 au1xxx_dbdma_set_devwidth(u32 chanid, int bits);
@@ -280,8 +350,8 @@ u32 au1xxx_dbdma_ring_alloc(u32 chanid, int entries);
 
 /* Put buffers on source/destination descriptors.
 */
-u32 au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes);
-u32 au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes);
+u32 _au1xxx_dbdma_put_source(u32 chanid, void *buf, int nbytes, u32 flags);
+u32 _au1xxx_dbdma_put_dest(u32 chanid, void *buf, int nbytes, u32 flags);
 
 /* Get a buffer from the destination descriptor.
 */
@@ -295,5 +365,25 @@ u32 au1xxx_get_dma_residue(u32 chanid);
 void au1xxx_dbdma_chan_free(u32 chanid);
 void au1xxx_dbdma_dump(u32 chanid);
 
+u32 au1xxx_dbdma_put_dscr(u32 chanid, au1x_ddma_desc_t *dscr );
+
+u32 au1xxx_ddma_add_device( dbdev_tab_t *dev );
+
+/*
+ 	Some compatibilty macros --
+		Needed to make changes to API without breaking existing drivers
+*/
+#define	au1xxx_dbdma_put_source(chanid,buf,nbytes)_au1xxx_dbdma_put_source(chanid, buf, nbytes, DDMA_FLAGS_IE)
+#define	au1xxx_dbdma_put_source_flags(chanid,buf,nbytes,flags) _au1xxx_dbdma_put_source(chanid, buf, nbytes, flags)
+
+#define au1xxx_dbdma_put_dest(chanid,buf,nbytes) _au1xxx_dbdma_put_dest(chanid, buf, nbytes, DDMA_FLAGS_IE)
+#define	au1xxx_dbdma_put_dest_flags(chanid,buf,nbytes,flags) _au1xxx_dbdma_put_dest(chanid, buf, nbytes, flags)
+
+/*
+ *	Flags for the put_source/put_dest functions.
+ */
+#define DDMA_FLAGS_IE	(1<<0)
+#define DDMA_FLAGS_NOIE (1<<1)
+
 #endif /* _LANGUAGE_ASSEMBLY */
 #endif /* _AU1000_DBDMA_H_ */

include/asm-mips/mach-db1x00/db1200.h

+/*
+ * AMD Alchemy DB1200 Referrence Board
+ * Board Registers defines.
+ *
+ * ########################################################################
+ *
+ *  This program is free software; you can distribute it and/or modify it
+ *  under the terms of the GNU General Public License (Version 2) as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope it will be useful, but WITHOUT
+ *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * ########################################################################
+ *
+ *
+ */
+#ifndef __ASM_DB1200_H
+#define __ASM_DB1200_H
+
+#include <linux/types.h>
+
+// This is defined in au1000.h with bogus value
+#undef AU1X00_EXTERNAL_INT
+
+#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
+#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
+#define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC1_TX
+#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
+
+/* SPI and SMB are muxed on the Pb1200 board.
+   Refer to board documentation.
+ */
+#define SPI_PSC_BASE        PSC0_BASE_ADDR
+#define SMBUS_PSC_BASE      PSC0_BASE_ADDR
+/* AC97 and I2S are muxed on the Pb1200 board.
+   Refer to board documentation.
+ */
+#define AC97_PSC_BASE       PSC1_BASE_ADDR
+#define I2S_PSC_BASE		PSC1_BASE_ADDR
+
+#define BCSR_KSEG1_ADDR 0xB9800000
+
+typedef volatile struct
+{
+	/*00*/	u16 whoami;
+		u16 reserved0;
+	/*04*/	u16 status;
+		u16 reserved1;
+	/*08*/	u16 switches;
+		u16 reserved2;
+	/*0C*/	u16 resets;
+		u16 reserved3;
+
+	/*10*/	u16 pcmcia;
+		u16 reserved4;
+	/*14*/	u16 board;
+		u16 reserved5;
+	/*18*/	u16 disk_leds;
+		u16 reserved6;
+	/*1C*/	u16 system;
+		u16 reserved7;
+
+	/*20*/	u16 intclr;
+		u16 reserved8;
+	/*24*/	u16 intset;
+		u16 reserved9;
+	/*28*/	u16 intclr_mask;
+		u16 reserved10;
+	/*2C*/	u16 intset_mask;
+		u16 reserved11;
+
+	/*30*/	u16 sig_status;
+		u16 reserved12;
+	/*34*/	u16 int_status;
+		u16 reserved13;
+	/*38*/	u16 reserved14;
+		u16 reserved15;
+	/*3C*/	u16 reserved16;
+		u16 reserved17;
+
+} BCSR;
+
+static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+
+/*
+ * Register bit definitions for the BCSRs
+ */
+#define BCSR_WHOAMI_DCID	0x000F
+#define BCSR_WHOAMI_CPLD	0x00F0
+#define BCSR_WHOAMI_BOARD	0x0F00
+
+#define BCSR_STATUS_PCMCIA0VS	0x0003
+#define BCSR_STATUS_PCMCIA1VS	0x000C
+#define BCSR_STATUS_SWAPBOOT	0x0040
+#define BCSR_STATUS_FLASHBUSY	0x0100
+#define BCSR_STATUS_IDECBLID	0x0200
+#define BCSR_STATUS_SD0WP		0x0400
+#define BCSR_STATUS_U0RXD		0x1000
+#define BCSR_STATUS_U1RXD		0x2000
+
+#define BCSR_SWITCHES_OCTAL	0x00FF
+#define BCSR_SWITCHES_DIP_1	0x0080
+#define BCSR_SWITCHES_DIP_2	0x0040
+#define BCSR_SWITCHES_DIP_3	0x0020
+#define BCSR_SWITCHES_DIP_4	0x0010
+#define BCSR_SWITCHES_DIP_5	0x0008
+#define BCSR_SWITCHES_DIP_6	0x0004
+#define BCSR_SWITCHES_DIP_7	0x0002
+#define BCSR_SWITCHES_DIP_8	0x0001
+#define BCSR_SWITCHES_ROTARY	0x0F00
+
+#define BCSR_RESETS_ETH		0x0001
+#define BCSR_RESETS_CAMERA	0x0002
+#define BCSR_RESETS_DC		0x0004
+#define BCSR_RESETS_IDE		0x0008
+#define BCSR_RESETS_TV		0x0010
+/* not resets but in the same register */
+#define BCSR_RESETS_PWMR1mUX 0x0800
+#define BCSR_RESETS_PCS0MUX	0x1000
+#define BCSR_RESETS_PCS1MUX	0x2000
+#define BCSR_RESETS_SPISEL	0x4000
+
+#define BCSR_PCMCIA_PC0VPP	0x0003
+#define BCSR_PCMCIA_PC0VCC	0x000C
+#define BCSR_PCMCIA_PC0DRVEN	0x0010
+#define BCSR_PCMCIA_PC0RST	0x0080
+#define BCSR_PCMCIA_PC1VPP	0x0300
+#define BCSR_PCMCIA_PC1VCC	0x0C00
+#define BCSR_PCMCIA_PC1DRVEN	0x1000
+#define BCSR_PCMCIA_PC1RST	0x8000
+
+#define BCSR_BOARD_LCDVEE	0x0001
+#define BCSR_BOARD_LCDVDD	0x0002
+#define BCSR_BOARD_LCDBL	0x0004
+#define BCSR_BOARD_CAMSNAP	0x0010
+#define BCSR_BOARD_CAMPWR	0x0020
+#define BCSR_BOARD_SD0PWR	0x0040
+
+#define BCSR_LEDS_DECIMALS	0x0003
+#define BCSR_LEDS_LED0		0x0100
+#define BCSR_LEDS_LED1		0x0200
+#define BCSR_LEDS_LED2		0x0400
+#define BCSR_LEDS_LED3		0x0800
+
+#define BCSR_SYSTEM_POWEROFF	0x4000
+#define BCSR_SYSTEM_RESET	0x8000
+
+/* Bit positions for the different interrupt sources */
+#define BCSR_INT_IDE		0x0001
+#define BCSR_INT_ETH		0x0002
+#define BCSR_INT_PC0		0x0004
+#define BCSR_INT_PC0STSCHG	0x0008
+#define BCSR_INT_PC1		0x0010
+#define BCSR_INT_PC1STSCHG	0x0020
+#define BCSR_INT_DC			0x0040
+#define BCSR_INT_FLASHBUSY	0x0080
+#define BCSR_INT_PC0INSERT	0x0100
+#define BCSR_INT_PC0EJECT	0x0200
+#define BCSR_INT_PC1INSERT	0x0400
+#define BCSR_INT_PC1EJECT	0x0800
+#define BCSR_INT_SD0INSERT	0x1000
+#define BCSR_INT_SD0EJECT	0x2000
+
+#define AU1XXX_SMC91111_PHYS_ADDR	(0x19000300)
+#define AU1XXX_SMC91111_IRQ			DB1200_ETH_INT
+
+#define AU1XXX_ATA_PHYS_ADDR		(0x18800000)
+#define AU1XXX_ATA_PHYS_LEN			(0x100)
+#define AU1XXX_ATA_REG_OFFSET	(5)
+#define AU1XXX_ATA_INT			DB1200_IDE_INT
+#define AU1XXX_ATA_DDMA_REQ		DSCR_CMD0_DMA_REQ1;
+#define AU1XXX_ATA_RQSIZE		128
+
+#define NAND_PHYS_ADDR   0x20000000
+
+/*
+ *	External Interrupts for Pb1200 as of 8/6/2004.
+ *   Bit positions in the CPLD registers can be calculated by taking
+ *   the interrupt define and subtracting the DB1200_INT_BEGIN value.
+ *    *example: IDE bis pos is  = 64 - 64
+                ETH bit pos is  = 65 - 64
+ */
+#define DB1200_INT_BEGIN		(AU1000_LAST_INTC1_INT + 1)
+#define DB1200_IDE_INT			(DB1200_INT_BEGIN + 0)
+#define DB1200_ETH_INT			(DB1200_INT_BEGIN + 1)
+#define DB1200_PC0_INT			(DB1200_INT_BEGIN + 2)
+#define DB1200_PC0_STSCHG_INT	(DB1200_INT_BEGIN + 3)
+#define DB1200_PC1_INT			(DB1200_INT_BEGIN + 4)
+#define DB1200_PC1_STSCHG_INT	(DB1200_INT_BEGIN + 5)
+#define DB1200_DC_INT			(DB1200_INT_BEGIN + 6)
+#define DB1200_FLASHBUSY_INT	(DB1200_INT_BEGIN + 7)
+#define DB1200_PC0_INSERT_INT	(DB1200_INT_BEGIN + 8)
+#define DB1200_PC0_EJECT_INT	(DB1200_INT_BEGIN + 9)
+#define DB1200_PC1_INSERT_INT	(DB1200_INT_BEGIN + 10)
+#define DB1200_PC1_EJECT_INT	(DB1200_INT_BEGIN + 11)
+#define DB1200_SD0_INSERT_INT	(DB1200_INT_BEGIN + 12)
+#define DB1200_SD0_EJECT_INT	(DB1200_INT_BEGIN + 13)
+
+#define DB1200_INT_END			(DB1200_INT_BEGIN + 15)
+
+/* For drivers/pcmcia/au1000_db1x00.c */
+#define BOARD_PC0_INT DB1200_PC0_INT
+#define BOARD_PC1_INT DB1200_PC1_INT
+#define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1<<(8+(2*SOCKET)))
+
+#endif /* __ASM_DB1200_H */
+

include/asm-mips/mach-pb1x00/pb1200.h

+/*
+ * AMD Alchemy PB1200 Referrence Board
+ * Board Registers defines.
+ *
+ * ########################################################################
+ *
+ *  This program is free software; you can distribute it and/or modify it
+ *  under the terms of the GNU General Public License (Version 2) as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope it will be useful, but WITHOUT
+ *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * ########################################################################
+ *
+ *
+ */
+#ifndef __ASM_PB1200_H
+#define __ASM_PB1200_H
+
+#include <linux/types.h>
+
+// This is defined in au1000.h with bogus value
+#undef AU1X00_EXTERNAL_INT
+
+#define DBDMA_AC97_TX_CHAN DSCR_CMD0_PSC1_TX
+#define DBDMA_AC97_RX_CHAN DSCR_CMD0_PSC1_RX
+#define DBDMA_I2S_TX_CHAN DSCR_CMD0_PSC1_TX
+#define DBDMA_I2S_RX_CHAN DSCR_CMD0_PSC1_RX
+
+/* SPI and SMB are muxed on the Pb1200 board.
+   Refer to board documentation.
+ */
+#define SPI_PSC_BASE        PSC0_BASE_ADDR
+#define SMBUS_PSC_BASE      PSC0_BASE_ADDR
+/* AC97 and I2S are muxed on the Pb1200 board.
+   Refer to board documentation.
+ */
+#define AC97_PSC_BASE       PSC1_BASE_ADDR
+#define I2S_PSC_BASE		PSC1_BASE_ADDR
+
+#define BCSR_KSEG1_ADDR 0xAD800000
+
+typedef volatile struct
+{
+	/*00*/	u16 whoami;
+		u16 reserved0;
+	/*04*/	u16 status;
+		u16 reserved1;
+	/*08*/	u16 switches;
+		u16 reserved2;
+	/*0C*/	u16 resets;
+		u16 reserved3;
+
+	/*10*/	u16 pcmcia;
+		u16 reserved4;
+	/*14*/	u16 board;
+		u16 reserved5;
+	/*18*/	u16 disk_leds;
+		u16 reserved6;
+	/*1C*/	u16 system;
+		u16 reserved7;
+
+	/*20*/	u16 intclr;
+		u16 reserved8;
+	/*24*/	u16 intset;
+		u16 reserved9;
+	/*28*/	u16 intclr_mask;
+		u16 reserved10;
+	/*2C*/	u16 intset_mask;
+		u16 reserved11;
+
+	/*30*/	u16 sig_status;
+		u16 reserved12;
+	/*34*/	u16 int_status;
+		u16 reserved13;
+	/*38*/	u16 reserved14;
+		u16 reserved15;
+	/*3C*/	u16 reserved16;
+		u16 reserved17;
+
+} BCSR;
+
+static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+
+/*
+ * Register bit definitions for the BCSRs
+ */
+#define BCSR_WHOAMI_DCID	0x000F
+#define BCSR_WHOAMI_CPLD	0x00F0
+#define BCSR_WHOAMI_BOARD	0x0F00
+
+#define BCSR_STATUS_PCMCIA0VS	0x0003
+#define BCSR_STATUS_PCMCIA1VS	0x000C
+#define BCSR_STATUS_SWAPBOOT	0x0040
+#define BCSR_STATUS_FLASHBUSY	0x0100
+#define BCSR_STATUS_IDECBLID	0x0200
+#define BCSR_STATUS_SD0WP		0x0400
+#define BCSR_STATUS_SD1WP		0x0800
+#define BCSR_STATUS_U0RXD		0x1000
+#define BCSR_STATUS_U1RXD		0x2000
+
+#define BCSR_SWITCHES_OCTAL	0x00FF
+#define BCSR_SWITCHES_DIP_1	0x0080
+#define BCSR_SWITCHES_DIP_2	0x0040
+#define BCSR_SWITCHES_DIP_3	0x0020
+#define BCSR_SWITCHES_DIP_4	0x0010
+#define BCSR_SWITCHES_DIP_5	0x0008
+#define BCSR_SWITCHES_DIP_6	0x0004
+#define BCSR_SWITCHES_DIP_7	0x0002
+#define BCSR_SWITCHES_DIP_8	0x0001
+#define BCSR_SWITCHES_ROTARY	0x0F00
+
+#define BCSR_RESETS_ETH		0x0001
+#define BCSR_RESETS_CAMERA	0x0002
+#define BCSR_RESETS_DC		0x0004
+#define BCSR_RESETS_IDE		0x0008
+/* not resets but in the same register */
+#define BCSR_RESETS_WSCFSM  0x0800
+#define BCSR_RESETS_PCS0MUX	0x1000
+#define BCSR_RESETS_PCS1MUX	0x2000
+#define BCSR_RESETS_SPISEL	0x4000
+#define BCSR_RESETS_SD1MUX  0x8000
+
+#define BCSR_PCMCIA_PC0VPP	0x0003
+#define BCSR_PCMCIA_PC0VCC	0x000C
+#define BCSR_PCMCIA_PC0DRVEN	0x0010
+#define BCSR_PCMCIA_PC0RST	0x0080
+#define BCSR_PCMCIA_PC1VPP	0x0300
+#define BCSR_PCMCIA_PC1VCC	0x0C00
+#define BCSR_PCMCIA_PC1DRVEN	0x1000
+#define BCSR_PCMCIA_PC1RST	0x8000
+
+#define BCSR_BOARD_LCDVEE	0x0001
+#define BCSR_BOARD_LCDVDD	0x0002
+#define BCSR_BOARD_LCDBL	0x0004
+#define BCSR_BOARD_CAMSNAP	0x0010
+#define BCSR_BOARD_CAMPWR	0x0020
+#define BCSR_BOARD_SD0PWR	0x0040
+#define BCSR_BOARD_SD1PWR	0x0080
+
+#define BCSR_LEDS_DECIMALS	0x00FF
+#define BCSR_LEDS_LED0		0x0100
+#define BCSR_LEDS_LED1		0x0200
+#define BCSR_LEDS_LED2		0x0400
+#define BCSR_LEDS_LED3		0x0800
+
+#define BCSR_SYSTEM_VDDI	0x001F
+#define BCSR_SYSTEM_POWEROFF	0x4000
+#define BCSR_SYSTEM_RESET	0x8000
+
+/* Bit positions for the different interrupt sources */
+#define BCSR_INT_IDE		0x0001
+#define BCSR_INT_ETH		0x0002
+#define BCSR_INT_PC0		0x0004
+#define BCSR_INT_PC0STSCHG	0x0008
+#define BCSR_INT_PC1		0x0010
+#define BCSR_INT_PC1STSCHG	0x0020
+#define BCSR_INT_DC			0x0040
+#define BCSR_INT_FLASHBUSY	0x0080
+#define BCSR_INT_PC0INSERT	0x0100
+#define BCSR_INT_PC0EJECT	0x0200
+#define BCSR_INT_PC1INSERT	0x0400
+#define BCSR_INT_PC1EJECT	0x0800
+#define BCSR_INT_SD0INSERT	0x1000
+#define BCSR_INT_SD0EJECT	0x2000
+#define BCSR_INT_SD1INSERT	0x4000
+#define BCSR_INT_SD1EJECT	0x8000
+
+#define AU1XXX_SMC91111_PHYS_ADDR	(0x0D000300)
+#define AU1XXX_SMC91111_IRQ			PB1200_ETH_INT
+
+#define AU1XXX_ATA_PHYS_ADDR		(0x0C800000)
+#define AU1XXX_ATA_PHYS_LEN			(0x100)
+#define AU1XXX_ATA_REG_OFFSET	(5)
+#define AU1XXX_ATA_INT			PB1200_IDE_INT
+#define AU1XXX_ATA_DDMA_REQ		DSCR_CMD0_DMA_REQ1;
+#define AU1XXX_ATA_RQSIZE		128
+
+#define NAND_PHYS_ADDR   0x1C000000
+
+/* Timing values as described in databook, * ns value stripped of
+ * lower 2 bits.
+ * These defines are here rather than an SOC1200 generic file because
+ * the parts chosen on another board may be different and may require
+ * different timings.
+ */
+#define NAND_T_H			(18 >> 2)
+#define NAND_T_PUL			(30 >> 2)
+#define NAND_T_SU			(30 >> 2)
+#define NAND_T_WH			(30 >> 2)
+
+/* Bitfield shift amounts */
+#define NAND_T_H_SHIFT		0
+#define NAND_T_PUL_SHIFT	4
+#define NAND_T_SU_SHIFT		8
+#define NAND_T_WH_SHIFT		12
+
+#define NAND_TIMING	((NAND_T_H   & 0xF)	<< NAND_T_H_SHIFT)   | \
+			((NAND_T_PUL & 0xF)	<< NAND_T_PUL_SHIFT) | \
+			((NAND_T_SU  & 0xF)	<< NAND_T_SU_SHIFT)  | \
+			((NAND_T_WH  & 0xF)	<< NAND_T_WH_SHIFT)
+
+
+/*
+ *	External Interrupts for Pb1200 as of 8/6/2004.
+ *   Bit positions in the CPLD registers can be calculated by taking
+ *   the interrupt define and subtracting the PB1200_INT_BEGIN value.
+ *    *example: IDE bis pos is  = 64 - 64
+                ETH bit pos is  = 65 - 64
+ */
+#define PB1200_INT_BEGIN		(AU1000_LAST_INTC1_INT + 1)
+#define PB1200_IDE_INT			(PB1200_INT_BEGIN + 0)
+#define PB1200_ETH_INT			(PB1200_INT_BEGIN + 1)
+#define PB1200_PC0_INT			(PB1200_INT_BEGIN + 2)
+#define PB1200_PC0_STSCHG_INT	(PB1200_INT_BEGIN + 3)
+#define PB1200_PC1_INT			(PB1200_INT_BEGIN + 4)
+#define PB1200_PC1_STSCHG_INT	(PB1200_INT_BEGIN + 5)
+#define PB1200_DC_INT			(PB1200_INT_BEGIN + 6)
+#define PB1200_FLASHBUSY_INT	(PB1200_INT_BEGIN + 7)
+#define PB1200_PC0_INSERT_INT	(PB1200_INT_BEGIN + 8)
+#define PB1200_PC0_EJECT_INT	(PB1200_INT_BEGIN + 9)
+#define PB1200_PC1_INSERT_INT	(PB1200_INT_BEGIN + 10)
+#define PB1200_PC1_EJECT_INT	(PB1200_INT_BEGIN + 11)
+#define PB1200_SD0_INSERT_INT	(PB1200_INT_BEGIN + 12)
+#define PB1200_SD0_EJECT_INT	(PB1200_INT_BEGIN + 13)
+#define PB1200_SD1_INSERT_INT	(PB1200_INT_BEGIN + 14)
+#define PB1200_SD1_EJECT_INT	(PB1200_INT_BEGIN + 15)
+
+#define PB1200_INT_END			(PB1200_INT_BEGIN + 15)
+
+/* For drivers/pcmcia/au1000_db1x00.c */
+#define BOARD_PC0_INT PB1200_PC0_INT
+#define BOARD_PC1_INT PB1200_PC1_INT
+#define BOARD_CARD_INSERTED(SOCKET) bcsr->sig_status & (1<<(8+(2*SOCKET)))
+
+#endif /* __ASM_PB1200_H */
+