Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...
[sfrench/cifs-2.6.git] / arch / arm / mach-davinci / irq.c
index 38021af8359aaf2d9bc3f5623ac679fc5c568d1c..5a324c90e291f4c0ce88d4fef865654d4ab51498 100644 (file)
@@ -25,6 +25,7 @@
 #include <linux/io.h>
 
 #include <mach/hardware.h>
+#include <mach/cputype.h>
 #include <asm/mach/irq.h>
 
 #define IRQ_BIT(irq)           ((irq) & 0x1f)
 #define IRQ_INTPRI0_REG_OFFSET 0x0030
 #define IRQ_INTPRI7_REG_OFFSET 0x004C
 
+const u8 *davinci_def_priorities;
+
+#define INTC_BASE IO_ADDRESS(DAVINCI_ARM_INTC_BASE)
+
 static inline unsigned int davinci_irq_readl(int offset)
 {
-       return davinci_readl(DAVINCI_ARM_INTC_BASE + offset);
+       return __raw_readl(INTC_BASE + offset);
 }
 
 static inline void davinci_irq_writel(unsigned long value, int offset)
 {
-       davinci_writel(value, DAVINCI_ARM_INTC_BASE + offset);
+       __raw_writel(value, INTC_BASE + offset);
 }
 
 /* Disable interrupt */
@@ -108,9 +113,8 @@ static struct irq_chip davinci_irq_chip_0 = {
        .unmask = davinci_unmask_irq,
 };
 
-
 /* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */
-static const u8 default_priorities[DAVINCI_N_AINTC_IRQ] __initdata = {
+static const u8 dm644x_default_priorities[DAVINCI_N_AINTC_IRQ] __initdata = {
        [IRQ_VDINT0]            = 2,
        [IRQ_VDINT1]            = 6,
        [IRQ_VDINT2]            = 6,
@@ -177,11 +181,149 @@ static const u8 default_priorities[DAVINCI_N_AINTC_IRQ] __initdata = {
        [IRQ_EMUINT]            = 7,
 };
 
+static const u8 dm646x_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+       [IRQ_DM646X_VP_VERTINT0]        = 7,
+       [IRQ_DM646X_VP_VERTINT1]        = 7,
+       [IRQ_DM646X_VP_VERTINT2]        = 7,
+       [IRQ_DM646X_VP_VERTINT3]        = 7,
+       [IRQ_DM646X_VP_ERRINT]          = 7,
+       [IRQ_DM646X_RESERVED_1]         = 7,
+       [IRQ_DM646X_RESERVED_2]         = 7,
+       [IRQ_DM646X_WDINT]              = 7,
+       [IRQ_DM646X_CRGENINT0]          = 7,
+       [IRQ_DM646X_CRGENINT1]          = 7,
+       [IRQ_DM646X_TSIFINT0]           = 7,
+       [IRQ_DM646X_TSIFINT1]           = 7,
+       [IRQ_DM646X_VDCEINT]            = 7,
+       [IRQ_DM646X_USBINT]             = 7,
+       [IRQ_DM646X_USBDMAINT]          = 7,
+       [IRQ_DM646X_PCIINT]             = 7,
+       [IRQ_CCINT0]                    = 7,    /* dma */
+       [IRQ_CCERRINT]                  = 7,    /* dma */
+       [IRQ_TCERRINT0]                 = 7,    /* dma */
+       [IRQ_TCERRINT]                  = 7,    /* dma */
+       [IRQ_DM646X_TCERRINT2]          = 7,
+       [IRQ_DM646X_TCERRINT3]          = 7,
+       [IRQ_DM646X_IDE]                = 7,
+       [IRQ_DM646X_HPIINT]             = 7,
+       [IRQ_DM646X_EMACRXTHINT]        = 7,
+       [IRQ_DM646X_EMACRXINT]          = 7,
+       [IRQ_DM646X_EMACTXINT]          = 7,
+       [IRQ_DM646X_EMACMISCINT]        = 7,
+       [IRQ_DM646X_MCASP0TXINT]        = 7,
+       [IRQ_DM646X_MCASP0RXINT]        = 7,
+       [IRQ_AEMIFINT]                  = 7,
+       [IRQ_DM646X_RESERVED_3]         = 7,
+       [IRQ_DM646X_MCASP1TXINT]        = 7,    /* clockevent */
+       [IRQ_TINT0_TINT34]              = 7,    /* clocksource */
+       [IRQ_TINT1_TINT12]              = 7,    /* DSP timer */
+       [IRQ_TINT1_TINT34]              = 7,    /* system tick */
+       [IRQ_PWMINT0]                   = 7,
+       [IRQ_PWMINT1]                   = 7,
+       [IRQ_DM646X_VLQINT]             = 7,
+       [IRQ_I2C]                       = 7,
+       [IRQ_UARTINT0]                  = 7,
+       [IRQ_UARTINT1]                  = 7,
+       [IRQ_DM646X_UARTINT2]           = 7,
+       [IRQ_DM646X_SPINT0]             = 7,
+       [IRQ_DM646X_SPINT1]             = 7,
+       [IRQ_DM646X_DSP2ARMINT]         = 7,
+       [IRQ_DM646X_RESERVED_4]         = 7,
+       [IRQ_DM646X_PSCINT]             = 7,
+       [IRQ_DM646X_GPIO0]              = 7,
+       [IRQ_DM646X_GPIO1]              = 7,
+       [IRQ_DM646X_GPIO2]              = 7,
+       [IRQ_DM646X_GPIO3]              = 7,
+       [IRQ_DM646X_GPIO4]              = 7,
+       [IRQ_DM646X_GPIO5]              = 7,
+       [IRQ_DM646X_GPIO6]              = 7,
+       [IRQ_DM646X_GPIO7]              = 7,
+       [IRQ_DM646X_GPIOBNK0]           = 7,
+       [IRQ_DM646X_GPIOBNK1]           = 7,
+       [IRQ_DM646X_GPIOBNK2]           = 7,
+       [IRQ_DM646X_DDRINT]             = 7,
+       [IRQ_DM646X_AEMIFINT]           = 7,
+       [IRQ_COMMTX]                    = 7,
+       [IRQ_COMMRX]                    = 7,
+       [IRQ_EMUINT]                    = 7,
+};
+
+static const u8 dm355_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+       [IRQ_DM355_CCDC_VDINT0]         = 2,
+       [IRQ_DM355_CCDC_VDINT1]         = 6,
+       [IRQ_DM355_CCDC_VDINT2]         = 6,
+       [IRQ_DM355_IPIPE_HST]           = 6,
+       [IRQ_DM355_H3AINT]              = 6,
+       [IRQ_DM355_IPIPE_SDR]           = 6,
+       [IRQ_DM355_IPIPEIFINT]          = 6,
+       [IRQ_DM355_OSDINT]              = 7,
+       [IRQ_DM355_VENCINT]             = 6,
+       [IRQ_ASQINT]                    = 6,
+       [IRQ_IMXINT]                    = 6,
+       [IRQ_USBINT]                    = 4,
+       [IRQ_DM355_RTOINT]              = 4,
+       [IRQ_DM355_UARTINT2]            = 7,
+       [IRQ_DM355_TINT6]               = 7,
+       [IRQ_CCINT0]                    = 5,    /* dma */
+       [IRQ_CCERRINT]                  = 5,    /* dma */
+       [IRQ_TCERRINT0]                 = 5,    /* dma */
+       [IRQ_TCERRINT]                  = 5,    /* dma */
+       [IRQ_DM355_SPINT2_1]            = 7,
+       [IRQ_DM355_TINT7]               = 4,
+       [IRQ_DM355_SDIOINT0]            = 7,
+       [IRQ_MBXINT]                    = 7,
+       [IRQ_MBRINT]                    = 7,
+       [IRQ_MMCINT]                    = 7,
+       [IRQ_DM355_MMCINT1]             = 7,
+       [IRQ_DM355_PWMINT3]             = 7,
+       [IRQ_DDRINT]                    = 7,
+       [IRQ_AEMIFINT]                  = 7,
+       [IRQ_DM355_SDIOINT1]            = 4,
+       [IRQ_TINT0_TINT12]              = 2,    /* clockevent */
+       [IRQ_TINT0_TINT34]              = 2,    /* clocksource */
+       [IRQ_TINT1_TINT12]              = 7,    /* DSP timer */
+       [IRQ_TINT1_TINT34]              = 7,    /* system tick */
+       [IRQ_PWMINT0]                   = 7,
+       [IRQ_PWMINT1]                   = 7,
+       [IRQ_PWMINT2]                   = 7,
+       [IRQ_I2C]                       = 3,
+       [IRQ_UARTINT0]                  = 3,
+       [IRQ_UARTINT1]                  = 3,
+       [IRQ_DM355_SPINT0_0]            = 3,
+       [IRQ_DM355_SPINT0_1]            = 3,
+       [IRQ_DM355_GPIO0]               = 3,
+       [IRQ_DM355_GPIO1]               = 7,
+       [IRQ_DM355_GPIO2]               = 4,
+       [IRQ_DM355_GPIO3]               = 4,
+       [IRQ_DM355_GPIO4]               = 7,
+       [IRQ_DM355_GPIO5]               = 7,
+       [IRQ_DM355_GPIO6]               = 7,
+       [IRQ_DM355_GPIO7]               = 7,
+       [IRQ_DM355_GPIO8]               = 7,
+       [IRQ_DM355_GPIO9]               = 7,
+       [IRQ_DM355_GPIOBNK0]            = 7,
+       [IRQ_DM355_GPIOBNK1]            = 7,
+       [IRQ_DM355_GPIOBNK2]            = 7,
+       [IRQ_DM355_GPIOBNK3]            = 7,
+       [IRQ_DM355_GPIOBNK4]            = 7,
+       [IRQ_DM355_GPIOBNK5]            = 7,
+       [IRQ_DM355_GPIOBNK6]            = 7,
+       [IRQ_COMMTX]                    = 7,
+       [IRQ_COMMRX]                    = 7,
+       [IRQ_EMUINT]                    = 7,
+};
+
 /* ARM Interrupt Controller Initialization */
 void __init davinci_irq_init(void)
 {
        unsigned i;
-       const u8 *priority = default_priorities;
+
+       if (cpu_is_davinci_dm644x())
+               davinci_def_priorities = dm644x_default_priorities;
+       else if (cpu_is_davinci_dm646x())
+               davinci_def_priorities = dm646x_default_priorities;
+       else if (cpu_is_davinci_dm355())
+               davinci_def_priorities = dm355_default_priorities;
 
        /* Clear all interrupt requests */
        davinci_irq_writel(~0x0, FIQ_REG0_OFFSET);
@@ -209,8 +351,8 @@ void __init davinci_irq_init(void)
                unsigned        j;
                u32             pri;
 
-               for (j = 0, pri = 0; j < 32; j += 4, priority++)
-                       pri |= (*priority & 0x07) << j;
+               for (j = 0, pri = 0; j < 32; j += 4, davinci_def_priorities++)
+                       pri |= (*davinci_def_priorities & 0x07) << j;
                davinci_irq_writel(pri, i);
        }