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authorManuel Lauss <manuel.lauss@googlemail.com>2009-10-07 20:15:15 +0200
committerRalf Baechle <ralf@linux-mips.org>2010-02-27 12:52:53 +0100
commit788144656b8a862e724a1296e64ab6375eb541ed (patch)
tree96208eed56da25acdf9d923b9d9986e82dcd8944 /arch/mips/alchemy/common
parent93e9cd8485b31e5a33f1040bff4d15e65c0b2d19 (diff)
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MIPS: Alchemy: Stop IRQ name sharing
Eliminate the sharing of IRQ names among the differenct Alchemy variants. IRQ numbers need no longer be hidden behind a CONFIG_SOC_AU1XXX symbol: step 1 in my quest to make the Alchemy code less reliant on a hardcoded subtype. This patch also renames the GPIO irq number constants. It's really an interrupt line, NOT a GPIO number! Code which relied on certain irq numbers to have the same name across all supported cpu subtypes is changed to determine current cpu subtype at runtime; in some places this isn't possible so a "compat" symbol is used. Run-tested on DB1200. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/alchemy/common')
-rw-r--r--arch/mips/alchemy/common/dbdma.c61
-rw-r--r--arch/mips/alchemy/common/dma.c36
-rw-r--r--arch/mips/alchemy/common/irq.c290
-rw-r--r--arch/mips/alchemy/common/platform.c8
-rw-r--r--arch/mips/alchemy/common/time.c35
5 files changed, 247 insertions, 183 deletions
diff --git a/arch/mips/alchemy/common/dbdma.c b/arch/mips/alchemy/common/dbdma.c
index f9201ca..549b18f 100644
--- a/arch/mips/alchemy/common/dbdma.c
+++ b/arch/mips/alchemy/common/dbdma.c
@@ -30,6 +30,7 @@
*
*/
+#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
@@ -58,7 +59,6 @@ static DEFINE_SPINLOCK(au1xxx_dbdma_spin_lock);
static dbdma_global_t *dbdma_gptr = (dbdma_global_t *)DDMA_GLOBAL_BASE;
static int dbdma_initialized;
-static void au1xxx_dbdma_init(void);
static dbdev_tab_t dbdev_tab[] = {
#ifdef CONFIG_SOC_AU1550
@@ -250,8 +250,7 @@ u32 au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid,
* which can't be done successfully during board set up.
*/
if (!dbdma_initialized)
- au1xxx_dbdma_init();
- dbdma_initialized = 1;
+ return 0;
stp = find_dbdev_id(srcid);
if (stp == NULL)
@@ -871,28 +870,6 @@ static irqreturn_t dbdma_interrupt(int irq, void *dev_id)
return IRQ_RETVAL(1);
}
-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 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, IRQF_DISABLED,
- "Au1xxx dbdma", (void *)dbdma_gptr))
- printk(KERN_ERR "Can't get 1550 dbdma irq");
-}
-
void au1xxx_dbdma_dump(u32 chanid)
{
chan_tab_t *ctp;
@@ -1041,4 +1018,38 @@ void au1xxx_dbdma_resume(void)
}
}
#endif /* CONFIG_PM */
+
+static int __init au1xxx_dbdma_init(void)
+{
+ int irq_nr, ret;
+
+ dbdma_gptr->ddma_config = 0;
+ dbdma_gptr->ddma_throttle = 0;
+ dbdma_gptr->ddma_inten = 0xffff;
+ au_sync();
+
+ switch (alchemy_get_cputype()) {
+ case ALCHEMY_CPU_AU1550:
+ irq_nr = AU1550_DDMA_INT;
+ break;
+ case ALCHEMY_CPU_AU1200:
+ irq_nr = AU1200_DDMA_INT;
+ break;
+ default:
+ return -ENODEV;
+ }
+
+ ret = request_irq(irq_nr, dbdma_interrupt, IRQF_DISABLED,
+ "Au1xxx dbdma", (void *)dbdma_gptr);
+ if (ret)
+ printk(KERN_ERR "Cannot grab DBDMA interrupt!\n");
+ else {
+ dbdma_initialized = 1;
+ printk(KERN_INFO "Alchemy DBDMA initialized\n");
+ }
+
+ return ret;
+}
+subsys_initcall(au1xxx_dbdma_init);
+
#endif /* defined(CONFIG_SOC_AU1550) || defined(CONFIG_SOC_AU1200) */
diff --git a/arch/mips/alchemy/common/dma.c b/arch/mips/alchemy/common/dma.c
index d6fbda2..d527887 100644
--- a/arch/mips/alchemy/common/dma.c
+++ b/arch/mips/alchemy/common/dma.c
@@ -29,6 +29,8 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
+
+#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -188,17 +190,14 @@ int request_au1000_dma(int dev_id, const char *dev_str,
dev = &dma_dev_table[dev_id];
if (irqhandler) {
- chan->irq = AU1000_DMA_INT_BASE + i;
chan->irq_dev = irq_dev_id;
ret = request_irq(chan->irq, irqhandler, irqflags, dev_str,
chan->irq_dev);
if (ret) {
- chan->irq = 0;
chan->irq_dev = NULL;
return ret;
}
} else {
- chan->irq = 0;
chan->irq_dev = NULL;
}
@@ -226,13 +225,40 @@ void free_au1000_dma(unsigned int dmanr)
}
disable_dma(dmanr);
- if (chan->irq)
+ if (chan->irq_dev)
free_irq(chan->irq, chan->irq_dev);
- chan->irq = 0;
chan->irq_dev = NULL;
chan->dev_id = -1;
}
EXPORT_SYMBOL(free_au1000_dma);
+static int __init au1000_dma_init(void)
+{
+ int base, i;
+
+ switch (alchemy_get_cputype()) {
+ case ALCHEMY_CPU_AU1000:
+ base = AU1000_DMA_INT_BASE;
+ break;
+ case ALCHEMY_CPU_AU1500:
+ base = AU1500_DMA_INT_BASE;
+ break;
+ case ALCHEMY_CPU_AU1100:
+ base = AU1100_DMA_INT_BASE;
+ break;
+ default:
+ goto out;
+ }
+
+ for (i = 0; i < NUM_AU1000_DMA_CHANNELS; i++)
+ au1000_dma_table[i].irq = base + i;
+
+ printk(KERN_INFO "Alchemy DMA initialized\n");
+
+out:
+ return 0;
+}
+arch_initcall(au1000_dma_init);
+
#endif /* AU1000 AU1500 AU1100 */
diff --git a/arch/mips/alchemy/common/irq.c b/arch/mips/alchemy/common/irq.c
index 8b5f00b..f5b148a 100644
--- a/arch/mips/alchemy/common/irq.c
+++ b/arch/mips/alchemy/common/irq.c
@@ -53,160 +53,160 @@ struct au1xxx_irqmap {
int im_request; /* set 1 to get higher priority */
} au1xxx_ic0_map[] __initdata = {
#if defined(CONFIG_SOC_AU1000)
- { AU1000_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
+ { AU1000_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
+ { AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
{ AU1000_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1000_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1000_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1000_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
#elif defined(CONFIG_SOC_AU1500)
- { AU1500_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1500_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
- { AU1000_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1500_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1500_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1500_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1500_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
+ { AU1500_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
+ { AU1500_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1500_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1500_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1500_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
#elif defined(CONFIG_SOC_AU1100)
- { AU1100_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_SD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
- { AU1000_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_SD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
+ { AU1100_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
+ { AU1100_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1100_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1100_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1100_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
#elif defined(CONFIG_SOC_AU1550)
- { AU1550_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_CRYPTO_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_PCI_RST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1550_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
+ { AU1550_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1550_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1550_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_CRYPTO_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1550_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1550_PCI_RST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1550_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
+ { AU1550_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1550_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
{ AU1550_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
+ { AU1550_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1550_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
#elif defined(CONFIG_SOC_AU1200)
- { AU1200_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_SWT_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_SD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_MAE_BE_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_MAE_FE_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_AES_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_CAMERA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1200_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_USB_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_MAE_BOTH_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_SWT_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_SD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_MAE_BE_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_MAE_FE_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_AES_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_CAMERA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
+ { AU1200_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
+ { AU1200_USB_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+ { AU1200_MAE_BOTH_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
#else
#error "Error: Unknown Alchemy SOC"
@@ -316,7 +316,7 @@ static void au1x_ic1_unmask(unsigned int irq_nr)
* nowhere in the current kernel sources is it disabled. --mlau
*/
#if defined(CONFIG_MIPS_PB1000)
- if (irq_nr == AU1000_GPIO_15)
+ if (irq_nr == AU1000_GPIO15_INT)
au_writel(0x4000, PB1000_MDR); /* enable int */
#endif
au_sync();
@@ -388,11 +388,13 @@ static void au1x_ic1_maskack(unsigned int irq_nr)
static int au1x_ic1_setwake(unsigned int irq, unsigned int on)
{
- unsigned int bit = irq - AU1000_INTC1_INT_BASE;
+ int bit = irq - AU1000_INTC1_INT_BASE;
unsigned long wakemsk, flags;
- /* only GPIO 0-7 can act as wakeup source: */
- if ((irq < AU1000_GPIO_0) || (irq > AU1000_GPIO_7))
+ /* only GPIO 0-7 can act as wakeup source. Fortunately these
+ * are wired up identically on all supported variants.
+ */
+ if ((bit < 0) || (bit > 7))
return -EINVAL;
local_irq_save(flags);
diff --git a/arch/mips/alchemy/common/platform.c b/arch/mips/alchemy/common/platform.c
index 2b76a57..5a9a4f9 100644
--- a/arch/mips/alchemy/common/platform.c
+++ b/arch/mips/alchemy/common/platform.c
@@ -73,8 +73,8 @@ static struct resource au1xxx_usb_ohci_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AU1000_USB_HOST_INT,
- .end = AU1000_USB_HOST_INT,
+ .start = FOR_PLATFORM_C_USB_HOST_INT,
+ .end = FOR_PLATFORM_C_USB_HOST_INT,
.flags = IORESOURCE_IRQ,
},
};
@@ -132,8 +132,8 @@ static struct resource au1xxx_usb_ehci_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = AU1000_USB_HOST_INT,
- .end = AU1000_USB_HOST_INT,
+ .start = AU1200_USB_INT,
+ .end = AU1200_USB_INT,
.flags = IORESOURCE_IRQ,
},
};
diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c
index 379a664..2aecb2f 100644
--- a/arch/mips/alchemy/common/time.c
+++ b/arch/mips/alchemy/common/time.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2008 Manuel Lauss <mano@roarinelk.homelinux.net>
+ * Copyright (C) 2008-2009 Manuel Lauss <manuel.lauss@gmail.com>
*
* Previous incarnations were:
* Copyright (C) 2001, 2006, 2008 MontaVista Software, <source@mvista.com>
@@ -85,7 +85,6 @@ static struct clock_event_device au1x_rtcmatch2_clockdev = {
.name = "rtcmatch2",
.features = CLOCK_EVT_FEAT_ONESHOT,
.rating = 100,
- .irq = AU1000_RTC_MATCH2_INT,
.set_next_event = au1x_rtcmatch2_set_next_event,
.set_mode = au1x_rtcmatch2_set_mode,
.cpumask = cpu_all_mask,
@@ -98,11 +97,13 @@ static struct irqaction au1x_rtcmatch2_irqaction = {
.dev_id = &au1x_rtcmatch2_clockdev,
};
-void __init plat_time_init(void)
+static int __init alchemy_time_init(unsigned int m2int)
{
struct clock_event_device *cd = &au1x_rtcmatch2_clockdev;
unsigned long t;
+ au1x_rtcmatch2_clockdev.irq = m2int;
+
/* Check if firmware (YAMON, ...) has enabled 32kHz and clock
* has been detected. If so install the rtcmatch2 clocksource,
* otherwise don't bother. Note that both bits being set is by
@@ -148,13 +149,18 @@ void __init plat_time_init(void)
cd->max_delta_ns = clockevent_delta2ns(0xffffffff, cd);
cd->min_delta_ns = clockevent_delta2ns(8, cd); /* ~0.25ms */
clockevents_register_device(cd);
- setup_irq(AU1000_RTC_MATCH2_INT, &au1x_rtcmatch2_irqaction);
+ setup_irq(m2int, &au1x_rtcmatch2_irqaction);
printk(KERN_INFO "Alchemy clocksource installed\n");
- return;
+ return 0;
cntr_err:
+ return -1;
+}
+
+static void __init alchemy_setup_c0timer(void)
+{
/*
* MIPS kernel assigns 'au1k_wait' to 'cpu_wait' before this
* function is called. Because the Alchemy counters are unusable
@@ -166,3 +172,22 @@ cntr_err:
r4k_clockevent_init();
init_r4k_clocksource();
}
+
+static int alchemy_m2inttab[] __initdata = {
+ AU1000_RTC_MATCH2_INT,
+ AU1500_RTC_MATCH2_INT,
+ AU1100_RTC_MATCH2_INT,
+ AU1550_RTC_MATCH2_INT,
+ AU1200_RTC_MATCH2_INT,
+};
+
+void __init plat_time_init(void)
+{
+ int t;
+
+ t = alchemy_get_cputype();
+ if (t == ALCHEMY_CPU_UNKNOWN)
+ alchemy_setup_c0timer();
+ else if (alchemy_time_init(alchemy_m2inttab[t]))
+ alchemy_setup_c0timer();
+}