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@@ -138,3 +138,171 @@
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#define MCFDMA_BASE3 (MCF_MBAR + 0x3C0) /* Base address DMA 3 */
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#define MCFDMA_BASE3 (MCF_MBAR + 0x3C0) /* Base address DMA 3 */
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/*
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/*
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+ * Some symbol defines for the above...
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+ */
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+#define MCFSIM_SWDICR MCFSIM_ICR0 /* Watchdog timer ICR */
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+#define MCFSIM_TIMER1ICR MCFSIM_ICR1 /* Timer 1 ICR */
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+#define MCFSIM_TIMER2ICR MCFSIM_ICR2 /* Timer 2 ICR */
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+#define MCFSIM_I2CICR MCFSIM_ICR3 /* I2C ICR */
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+#define MCFSIM_UART1ICR MCFSIM_ICR4 /* UART 1 ICR */
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+#define MCFSIM_UART2ICR MCFSIM_ICR5 /* UART 2 ICR */
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+#define MCFSIM_DMA0ICR MCFSIM_ICR6 /* DMA 0 ICR */
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+#define MCFSIM_DMA1ICR MCFSIM_ICR7 /* DMA 1 ICR */
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+#define MCFSIM_DMA2ICR MCFSIM_ICR8 /* DMA 2 ICR */
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+#define MCFSIM_DMA3ICR MCFSIM_ICR9 /* DMA 3 ICR */
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+#define MCFSIM_QSPIICR MCFSIM_ICR10 /* QSPI ICR */
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+
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+/*
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+ * Define system peripheral IRQ usage.
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+ */
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+#define MCF_IRQ_QSPI 28 /* QSPI, Level 4 */
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+#define MCF_IRQ_I2C0 29
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+#define MCF_IRQ_TIMER 30 /* Timer0, Level 6 */
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+#define MCF_IRQ_PROFILER 31 /* Timer1, Level 7 */
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+
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+#define MCF_IRQ_UART0 73 /* UART0 */
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+#define MCF_IRQ_UART1 74 /* UART1 */
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+
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+/*
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+ * Define the base interrupt for the second interrupt controller.
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+ * We set it to 128, out of the way of the base interrupts, and plenty
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+ * of room for its 64 interrupts.
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+ */
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+#define MCFINTC2_VECBASE 128
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+
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+#define MCF_IRQ_GPIO0 (MCFINTC2_VECBASE + 32)
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+#define MCF_IRQ_GPIO1 (MCFINTC2_VECBASE + 33)
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+#define MCF_IRQ_GPIO2 (MCFINTC2_VECBASE + 34)
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+#define MCF_IRQ_GPIO3 (MCFINTC2_VECBASE + 35)
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+#define MCF_IRQ_GPIO4 (MCFINTC2_VECBASE + 36)
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+#define MCF_IRQ_GPIO5 (MCFINTC2_VECBASE + 37)
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+#define MCF_IRQ_GPIO6 (MCFINTC2_VECBASE + 38)
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+#define MCF_IRQ_GPIO7 (MCFINTC2_VECBASE + 39)
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+
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+#define MCF_IRQ_USBWUP (MCFINTC2_VECBASE + 40)
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+#define MCF_IRQ_I2C1 (MCFINTC2_VECBASE + 62)
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+
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+/*
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+ * General purpose IO registers (in MBAR2).
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+ */
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+#define MCFSIM2_GPIOREAD (MCF_MBAR2 + 0x000) /* GPIO read values */
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+#define MCFSIM2_GPIOWRITE (MCF_MBAR2 + 0x004) /* GPIO write values */
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+#define MCFSIM2_GPIOENABLE (MCF_MBAR2 + 0x008) /* GPIO enabled */
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+#define MCFSIM2_GPIOFUNC (MCF_MBAR2 + 0x00C) /* GPIO function */
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+#define MCFSIM2_GPIO1READ (MCF_MBAR2 + 0x0B0) /* GPIO1 read values */
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+#define MCFSIM2_GPIO1WRITE (MCF_MBAR2 + 0x0B4) /* GPIO1 write values */
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+#define MCFSIM2_GPIO1ENABLE (MCF_MBAR2 + 0x0B8) /* GPIO1 enabled */
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+#define MCFSIM2_GPIO1FUNC (MCF_MBAR2 + 0x0BC) /* GPIO1 function */
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+
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+#define MCFSIM2_GPIOINTSTAT (MCF_MBAR2 + 0xc0) /* GPIO intr status */
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+#define MCFSIM2_GPIOINTCLEAR (MCF_MBAR2 + 0xc0) /* GPIO intr clear */
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+#define MCFSIM2_GPIOINTENABLE (MCF_MBAR2 + 0xc4) /* GPIO intr enable */
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+
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+#define MCFSIM2_DMAROUTE (MCF_MBAR2 + 0x188) /* DMA routing */
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+#define MCFSIM2_IDECONFIG1 (MCF_MBAR2 + 0x18c) /* IDEconfig1 */
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+#define MCFSIM2_IDECONFIG2 (MCF_MBAR2 + 0x190) /* IDEconfig2 */
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+
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+/*
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+ * Generic GPIO support
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+ */
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+#define MCFGPIO_PIN_MAX 64
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+#ifdef CONFIG_M5249
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+#define MCFGPIO_IRQ_MAX -1
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+#define MCFGPIO_IRQ_VECBASE -1
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+#else
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+#define MCFGPIO_IRQ_MAX 7
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+#define MCFGPIO_IRQ_VECBASE MCF_IRQ_GPIO0
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+#endif
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+
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+/****************************************************************************/
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+
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+#ifdef __ASSEMBLER__
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+#ifdef CONFIG_M5249C3
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+/*
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+ * The M5249C3 board needs a little help getting all its SIM devices
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+ * initialized at kernel start time. dBUG doesn't set much up, so
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+ * we need to do it manually.
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+ */
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+.macro m5249c3_setup
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+ /*
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+ * Set MBAR1 and MBAR2, just incase they are not set.
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+ */
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+ movel #0x10000001,%a0
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+ movec %a0,%MBAR /* map MBAR region */
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+ subql #1,%a0 /* get MBAR address in a0 */
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+
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+ movel #0x80000001,%a1
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+ movec %a1,#3086 /* map MBAR2 region */
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+ subql #1,%a1 /* get MBAR2 address in a1 */
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+
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+ /*
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+ * Move secondary interrupts to their base (128).
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+ */
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+ moveb #MCFINTC2_VECBASE,%d0
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+ moveb %d0,0x16b(%a1) /* interrupt base register */
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+
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+ /*
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+ * Work around broken CSMR0/DRAM vector problem.
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+ */
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+ movel #0x001F0021,%d0 /* disable C/I bit */
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+ movel %d0,0x84(%a0) /* set CSMR0 */
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+
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+ /*
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+ * Disable the PLL firstly. (Who knows what state it is
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+ * in here!).
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+ */
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+ movel 0x180(%a1),%d0 /* get current PLL value */
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+ andl #0xfffffffe,%d0 /* PLL bypass first */
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+ movel %d0,0x180(%a1) /* set PLL register */
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+ nop
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+
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+#if CONFIG_CLOCK_FREQ == 140000000
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+ /*
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+ * Set initial clock frequency. This assumes M5249C3 board
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+ * is fitted with 11.2896MHz crystal. It will program the
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+ * PLL for 140MHz. Lets go fast :-)
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+ */
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+ movel #0x125a40f0,%d0 /* set for 140MHz */
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+ movel %d0,0x180(%a1) /* set PLL register */
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+ orl #0x1,%d0
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+ movel %d0,0x180(%a1) /* set PLL register */
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+#endif
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+
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+ /*
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+ * Setup CS1 for ethernet controller.
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+ * (Setup as per M5249C3 doco).
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+ */
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+ movel #0xe0000000,%d0 /* CS1 mapped at 0xe0000000 */
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+ movel %d0,0x8c(%a0)
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+ movel #0x001f0021,%d0 /* CS1 size of 1Mb */
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+ movel %d0,0x90(%a0)
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+ movew #0x0080,%d0 /* CS1 = 16bit port, AA */
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+ movew %d0,0x96(%a0)
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+
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+ /*
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+ * Setup CS2 for IDE interface.
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+ */
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+ movel #0x50000000,%d0 /* CS2 mapped at 0x50000000 */
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+ movel %d0,0x98(%a0)
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+ movel #0x001f0001,%d0 /* CS2 size of 1MB */
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+ movel %d0,0x9c(%a0)
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+ movew #0x0080,%d0 /* CS2 = 16bit, TA */
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+ movew %d0,0xa2(%a0)
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+
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+ movel #0x00107000,%d0 /* IDEconfig1 */
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+ movel %d0,0x18c(%a1)
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+ movel #0x000c0400,%d0 /* IDEconfig2 */
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+ movel %d0,0x190(%a1)
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+
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+ movel #0x00080000,%d0 /* GPIO19, IDE reset bit */
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+ orl %d0,0xc(%a1) /* function GPIO19 */
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+ orl %d0,0x8(%a1) /* enable GPIO19 as output */
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+ orl %d0,0x4(%a1) /* de-assert IDE reset */
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+.endm
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+
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+#define PLATFORM_SETUP m5249c3_setup
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+
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+#endif /* CONFIG_M5249C3 */
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+#endif /* __ASSEMBLER__ */
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+/****************************************************************************/
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+#endif /* m525xsim_h */
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