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
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
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
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-$(CONFIG_MIPS_PB1200) += 0xffffffff80100000
+
#
# AMD Alchemy Db1000 eval board
#
cflags-$(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
#
{ 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 },
{ 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},
{ 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 },
};
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
+
#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <asm/mach-au1x00/au1xxx_dbdma.h>
#include <asm/system.h>
+/* #include <linux/module.h> */
+
#if defined(CONFIG_SOC_AU1550) || defined(CONFIG_SOC_AU1200)
/*
* 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 */
{ 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 },
{ 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 },
{ 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))
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
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
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;
/* 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;
}
}
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;
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();
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.
return rv;
}
+EXPORT_SYMBOL(au1xxx_dbdma_set_devwidth);
/* Allocate a descriptor ring, initializing as much as possible.
*/
* 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;
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));
/* 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.
/* 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;
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++;
}
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;
*/
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;
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.
*/
*/
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
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);
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
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)
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);
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();
(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");
}
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;
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) */
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
do_IRQ(AU1000_USB_DEV_REQ_INT, regs);
return;
}
-
+#endif
irq = au_ffs(intc0_req0) - 1;
intc0_req0 &= ~(1<<irq);
do_IRQ(irq, regs);
#endif
dev->ep0_stage = SETUP_STAGE;
break;
- }
+ }
spin_unlock(&ep0->lock);
- // we're done processing the packet, free it
- kfree(pkt);
+ // we're done processing the packet, free it
+ kfree(pkt);
}
clear_dma_done1(ep0->indma);
pkt = send_packet_complete(ep0);
- if (pkt)
- kfree(pkt);
+ kfree(pkt);
}
/*
endpoint_flush(ep);
}
- if (usbdev.full_conf_desc)
- kfree(usbdev.full_conf_desc);
+ kfree(usbdev.full_conf_desc);
}
int
--- /dev/null
+#
+# Makefile for the Alchemy Semiconductor PB1200 board.
+#
+
+lib-y := init.o board_setup.o irqmap.o
--- /dev/null
+/*
+ *
+ * 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
+}
--- /dev/null
+/*
+ *
+ * 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);
+}
--- /dev/null
+/*
+ * 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 */
+}
+
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");
case 3:
c->cputype = CPU_AU1550;
break;
+ case 4:
+ c->cputype = CPU_AU1200;
+ break;
default:
panic("Unknown Au Core!");
break;
[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",
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;
}
case CPU_AU1100:
case CPU_AU1500:
case CPU_AU1550:
+ case CPU_AU1200:
i_nop(p);
tlbw(p);
break;
#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
#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
#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
-#define MEM_SDADDR0 0xB400000C
-#define MEM_SDADDR1 0xB4000010
-#define MEM_SDADDR2 0xB4000014
+/***********************************************************************/
-#define MEM_SDREFCFG 0xB4000018
-#define MEM_SDPRECMD 0xB400001C
-#define MEM_SDAUTOREF 0xB4000020
+/*
+ * Au1550 SDRAM Register Offsets
+ */
-#define MEM_SDWRMD0 0xB4000024
-#define MEM_SDWRMD1 0xB4000028
-#define MEM_SDWRMD2 0xB400002C
+/***********************************************************************/
-#define MEM_SDSLEEP 0xB4000030
-#define MEM_SDSMCKE 0xB4000034
+#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
+
+/*
+ * 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
+
+/***********************************************************************/
+
+#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
+
+/***********************************************************************/
+
+#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 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
#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
#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
#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
#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
#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
#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
#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
#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)
#define I2S_CONTROL_D (1<<1)
#define I2S_CONTROL_CE (1<<0)
+#ifndef CONFIG_SOC_AU1200
+
/* USB Host Controller */
#define USB_OHCI_LEN 0x00100000
#define USBDEV_ENABLE (1<<1)
#define USBDEV_CE (1<<0)
+#endif /* !CONFIG_SOC_AU1200 */
+
/* Ethernet Controllers */
/* 4 byte offsets from AU1000_ETH_BASE */
#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
#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
_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;
extern struct cpu_spec cpu_specs[];
extern struct cpu_spec *cur_cpu_spec[];
#endif
+
+#endif
+
#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;
/* 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 */
/* "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 */
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 */
#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
#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)
*/
#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
#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);
/* 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.
*/
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_ */
--- /dev/null
+/*
+ * 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 */
+
--- /dev/null
+/*
+ * 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 */
+
projects / linux-2.6 / commitdiff