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authorSteven King <sfking@fdwdc.com>2012-06-05 08:23:08 -0700
committerGreg Ungerer <gerg@uclinux.org>2012-07-16 09:59:21 +1000
commit04e037aa4e5f71d11c004e844339d385a89733f6 (patch)
tree34f27c90251f7770e1bcbdcf3244b6b8b9dc7b85 /arch/m68k/include/asm
parenteac57949947fa24f47a2e993a1dbbfdb573b4301 (diff)
m68knommu: Add support for the Coldfire 5251/5253
Basic support for the Coldfire 5251/5253. Signed-off-by: Steven king <sfking@fdwdc.com> Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'arch/m68k/include/asm')
-rw-r--r--arch/m68k/include/asm/dma.h4
-rw-r--r--arch/m68k/include/asm/m525xsim.h194
-rw-r--r--arch/m68k/include/asm/mcfgpio.h8
-rw-r--r--arch/m68k/include/asm/mcfsim.h3
-rw-r--r--arch/m68k/include/asm/mcfuart.h4
5 files changed, 206 insertions, 7 deletions
diff --git a/arch/m68k/include/asm/dma.h b/arch/m68k/include/asm/dma.h
index 6fbdfe89510..94706418463 100644
--- a/arch/m68k/include/asm/dma.h
+++ b/arch/m68k/include/asm/dma.h
@@ -33,7 +33,9 @@
* Set number of channels of DMA on ColdFire for different implementations.
*/
#if defined(CONFIG_M5249) || defined(CONFIG_M5307) || defined(CONFIG_M5407) || \
- defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x)
+ defined(CONFIG_M523x) || defined(CONFIG_M527x) || \
+ defined(CONFIG_M528x) || defined(CONFIG_M525x)
+
#define MAX_M68K_DMA_CHANNELS 4
#elif defined(CONFIG_M5272)
#define MAX_M68K_DMA_CHANNELS 1
diff --git a/arch/m68k/include/asm/m525xsim.h b/arch/m68k/include/asm/m525xsim.h
new file mode 100644
index 00000000000..6da24f65390
--- /dev/null
+++ b/arch/m68k/include/asm/m525xsim.h
@@ -0,0 +1,194 @@
+/****************************************************************************/
+
+/*
+ * m525xsim.h -- ColdFire 525x System Integration Module support.
+ *
+ * (C) Copyright 2012, Steven king <sfking@fdwdc.com>
+ * (C) Copyright 2002, Greg Ungerer (gerg@snapgear.com)
+ */
+
+/****************************************************************************/
+#ifndef m525xsim_h
+#define m525xsim_h
+/****************************************************************************/
+
+#define CPU_NAME "COLDFIRE(m525x)"
+#define CPU_INSTR_PER_JIFFY 3
+#define MCF_BUSCLK (MCF_CLK / 2)
+
+#include <asm/m52xxacr.h>
+
+/*
+ * The 525x has a second MBAR region, define its address.
+ */
+#define MCF_MBAR2 0x80000000
+
+/*
+ * Define the 525x SIM register set addresses.
+ */
+#define MCFSIM_RSR 0x00 /* Reset Status reg (r/w) */
+#define MCFSIM_SYPCR 0x01 /* System Protection reg (r/w)*/
+#define MCFSIM_SWIVR 0x02 /* SW Watchdog intr reg (r/w) */
+#define MCFSIM_SWSR 0x03 /* SW Watchdog service (r/w) */
+#define MCFSIM_MPARK 0x0C /* BUS Master Control Reg*/
+#define MCFSIM_IPR 0x40 /* Interrupt Pend reg (r/w) */
+#define MCFSIM_IMR 0x44 /* Interrupt Mask reg (r/w) */
+#define MCFSIM_ICR0 0x4c /* Intr Ctrl reg 0 (r/w) */
+#define MCFSIM_ICR1 0x4d /* Intr Ctrl reg 1 (r/w) */
+#define MCFSIM_ICR2 0x4e /* Intr Ctrl reg 2 (r/w) */
+#define MCFSIM_ICR3 0x4f /* Intr Ctrl reg 3 (r/w) */
+#define MCFSIM_ICR4 0x50 /* Intr Ctrl reg 4 (r/w) */
+#define MCFSIM_ICR5 0x51 /* Intr Ctrl reg 5 (r/w) */
+#define MCFSIM_ICR6 0x52 /* Intr Ctrl reg 6 (r/w) */
+#define MCFSIM_ICR7 0x53 /* Intr Ctrl reg 7 (r/w) */
+#define MCFSIM_ICR8 0x54 /* Intr Ctrl reg 8 (r/w) */
+#define MCFSIM_ICR9 0x55 /* Intr Ctrl reg 9 (r/w) */
+#define MCFSIM_ICR10 0x56 /* Intr Ctrl reg 10 (r/w) */
+#define MCFSIM_ICR11 0x57 /* Intr Ctrl reg 11 (r/w) */
+
+#define MCFSIM_CSAR0 0x80 /* CS 0 Address 0 reg (r/w) */
+#define MCFSIM_CSMR0 0x84 /* CS 0 Mask 0 reg (r/w) */
+#define MCFSIM_CSCR0 0x8a /* CS 0 Control reg (r/w) */
+#define MCFSIM_CSAR1 0x8c /* CS 1 Address reg (r/w) */
+#define MCFSIM_CSMR1 0x90 /* CS 1 Mask reg (r/w) */
+#define MCFSIM_CSCR1 0x96 /* CS 1 Control reg (r/w) */
+#define MCFSIM_CSAR2 0x98 /* CS 2 Address reg (r/w) */
+#define MCFSIM_CSMR2 0x9c /* CS 2 Mask reg (r/w) */
+#define MCFSIM_CSCR2 0xa2 /* CS 2 Control reg (r/w) */
+#define MCFSIM_CSAR3 0xa4 /* CS 3 Address reg (r/w) */
+#define MCFSIM_CSMR3 0xa8 /* CS 3 Mask reg (r/w) */
+#define MCFSIM_CSCR3 0xae /* CS 3 Control reg (r/w) */
+#define MCFSIM_CSAR4 0xb0 /* CS 4 Address reg (r/w) */
+#define MCFSIM_CSMR4 0xb4 /* CS 4 Mask reg (r/w) */
+#define MCFSIM_CSCR4 0xba /* CS 4 Control reg (r/w) */
+
+#define MCFSIM_DCR (MCF_MBAR + 0x100) /* DRAM Control */
+#define MCFSIM_DACR0 (MCF_MBAR + 0x108) /* DRAM 0 Addr/Ctrl */
+#define MCFSIM_DMR0 (MCF_MBAR + 0x10c) /* DRAM 0 Mask */
+
+/*
+ * Secondary Interrupt Controller (in MBAR2)
+*/
+#define MCFINTC2_INTBASE (MCF_MBAR2 + 0x168) /* Base Vector Reg */
+#define MCFINTC2_INTPRI1 (MCF_MBAR2 + 0x140) /* 0-7 priority */
+#define MCFINTC2_INTPRI2 (MCF_MBAR2 + 0x144) /* 8-15 priority */
+#define MCFINTC2_INTPRI3 (MCF_MBAR2 + 0x148) /* 16-23 priority */
+#define MCFINTC2_INTPRI4 (MCF_MBAR2 + 0x14c) /* 24-31 priority */
+#define MCFINTC2_INTPRI5 (MCF_MBAR2 + 0x150) /* 32-39 priority */
+#define MCFINTC2_INTPRI6 (MCF_MBAR2 + 0x154) /* 40-47 priority */
+#define MCFINTC2_INTPRI7 (MCF_MBAR2 + 0x158) /* 48-55 priority */
+#define MCFINTC2_INTPRI8 (MCF_MBAR2 + 0x15c) /* 56-63 priority */
+
+#define MCFINTC2_INTPRI_REG(i) (MCFINTC2_INTPRI1 + \
+ ((((i) - MCFINTC2_VECBASE) / 8) * 4))
+#define MCFINTC2_INTPRI_BITS(b, i) ((b) << (((i) % 8) * 4))
+
+/*
+ * Timer module.
+ */
+#define MCFTIMER_BASE1 (MCF_MBAR + 0x140) /* Base of TIMER1 */
+#define MCFTIMER_BASE2 (MCF_MBAR + 0x180) /* Base of TIMER2 */
+
+/*
+ * UART module.
+ */
+#define MCFUART_BASE0 (MCF_MBAR + 0x1c0) /* Base address UART0 */
+#define MCFUART_BASE1 (MCF_MBAR + 0x200) /* Base address UART1 */
+
+/*
+ * QSPI module.
+ */
+#define MCFQSPI_BASE (MCF_MBAR + 0x300) /* Base address QSPI */
+#define MCFQSPI_SIZE 0x40 /* Register set size */
+
+
+#define MCFQSPI_CS0 15
+#define MCFQSPI_CS1 16
+#define MCFQSPI_CS2 24
+#define MCFQSPI_CS3 28
+
+/*
+ * I2C module.
+ */
+#define MCFI2C_BASE0 (MCF_MBAR + 0x280) /* Base addreess I2C0 */
+#define MCFI2C_SIZE0 0x20 /* Register set size */
+
+#define MCFI2C_BASE1 (MCF_MBAR2 + 0x440) /* Base addreess I2C1 */
+#define MCFI2C_SIZE1 0x20 /* Register set size */
+/*
+ * DMA unit base addresses.
+ */
+#define MCFDMA_BASE0 (MCF_MBAR + 0x300) /* Base address DMA 0 */
+#define MCFDMA_BASE1 (MCF_MBAR + 0x340) /* Base address DMA 1 */
+#define MCFDMA_BASE2 (MCF_MBAR + 0x380) /* Base address DMA 2 */
+#define MCFDMA_BASE3 (MCF_MBAR + 0x3C0) /* Base address DMA 3 */
+
+/*
+ * Some symbol defines for the above...
+ */
+#define MCFSIM_SWDICR MCFSIM_ICR0 /* Watchdog timer ICR */
+#define MCFSIM_TIMER1ICR MCFSIM_ICR1 /* Timer 1 ICR */
+#define MCFSIM_TIMER2ICR MCFSIM_ICR2 /* Timer 2 ICR */
+#define MCFSIM_I2CICR MCFSIM_ICR3 /* I2C ICR */
+#define MCFSIM_UART1ICR MCFSIM_ICR4 /* UART 1 ICR */
+#define MCFSIM_UART2ICR MCFSIM_ICR5 /* UART 2 ICR */
+#define MCFSIM_DMA0ICR MCFSIM_ICR6 /* DMA 0 ICR */
+#define MCFSIM_DMA1ICR MCFSIM_ICR7 /* DMA 1 ICR */
+#define MCFSIM_DMA2ICR MCFSIM_ICR8 /* DMA 2 ICR */
+#define MCFSIM_DMA3ICR MCFSIM_ICR9 /* DMA 3 ICR */
+#define MCFSIM_QSPIICR MCFSIM_ICR10 /* QSPI ICR */
+
+/*
+ * Define system peripheral IRQ usage.
+ */
+#define MCF_IRQ_QSPI 28 /* QSPI, Level 4 */
+#define MCF_IRQ_I2C0 29
+#define MCF_IRQ_TIMER 30 /* Timer0, Level 6 */
+#define MCF_IRQ_PROFILER 31 /* Timer1, Level 7 */
+
+#define MCF_IRQ_UART0 73 /* UART0 */
+#define MCF_IRQ_UART1 74 /* UART1 */
+
+/*
+ * Define the base interrupt for the second interrupt controller.
+ * We set it to 128, out of the way of the base interrupts, and plenty
+ * of room for its 64 interrupts.
+ */
+#define MCFINTC2_VECBASE 128
+
+#define MCF_IRQ_GPIO0 (MCFINTC2_VECBASE + 32)
+#define MCF_IRQ_GPIO1 (MCFINTC2_VECBASE + 33)
+#define MCF_IRQ_GPIO2 (MCFINTC2_VECBASE + 34)
+#define MCF_IRQ_GPIO3 (MCFINTC2_VECBASE + 35)
+#define MCF_IRQ_GPIO4 (MCFINTC2_VECBASE + 36)
+#define MCF_IRQ_GPIO5 (MCFINTC2_VECBASE + 37)
+#define MCF_IRQ_GPIO6 (MCFINTC2_VECBASE + 38)
+
+#define MCF_IRQ_USBWUP (MCFINTC2_VECBASE + 40)
+#define MCF_IRQ_I2C1 (MCFINTC2_VECBASE + 62)
+
+/*
+ * General purpose IO registers (in MBAR2).
+ */
+#define MCFSIM2_GPIOREAD (MCF_MBAR2 + 0x000) /* GPIO read values */
+#define MCFSIM2_GPIOWRITE (MCF_MBAR2 + 0x004) /* GPIO write values */
+#define MCFSIM2_GPIOENABLE (MCF_MBAR2 + 0x008) /* GPIO enabled */
+#define MCFSIM2_GPIOFUNC (MCF_MBAR2 + 0x00C) /* GPIO function */
+#define MCFSIM2_GPIO1READ (MCF_MBAR2 + 0x0B0) /* GPIO1 read values */
+#define MCFSIM2_GPIO1WRITE (MCF_MBAR2 + 0x0B4) /* GPIO1 write values */
+#define MCFSIM2_GPIO1ENABLE (MCF_MBAR2 + 0x0B8) /* GPIO1 enabled */
+#define MCFSIM2_GPIO1FUNC (MCF_MBAR2 + 0x0BC) /* GPIO1 function */
+
+#define MCFSIM2_GPIOINTSTAT (MCF_MBAR2 + 0xc0) /* GPIO intr status */
+#define MCFSIM2_GPIOINTCLEAR (MCF_MBAR2 + 0xc0) /* GPIO intr clear */
+#define MCFSIM2_GPIOINTENABLE (MCF_MBAR2 + 0xc4) /* GPIO intr enable */
+
+/*
+ * Generic GPIO support
+ */
+#define MCFGPIO_PIN_MAX 64
+#define MCFGPIO_IRQ_MAX 7
+#define MCFGPIO_IRQ_VECBASE MCF_IRQ_GPIO0
+
+/****************************************************************************/
+#endif /* m525xsim_h */
diff --git a/arch/m68k/include/asm/mcfgpio.h b/arch/m68k/include/asm/mcfgpio.h
index 67ba20ffedb..b2471a5f02e 100644
--- a/arch/m68k/include/asm/mcfgpio.h
+++ b/arch/m68k/include/asm/mcfgpio.h
@@ -122,7 +122,7 @@ static inline void gpio_free(unsigned gpio)
#define mcfgpio_read(port) __raw_readw(port)
#define mcfgpio_write(data, port) __raw_writew(data, port)
-#elif defined(CONFIG_M5249)
+#elif defined(CONFIG_M5249) || defined(CONFIG_M525x)
/* These parts have GPIO organized by 32 bit ports */
@@ -183,7 +183,7 @@ static inline u32 __mcfgpio_ppdr(unsigned gpio)
return MCFSIM_PBDAT;
else
return MCFSIM_PCDAT;
-#elif defined(CONFIG_M5249)
+#elif defined(CONFIG_M5249) || defined(CONFIG_M525x)
if (gpio < 32)
return MCFSIM2_GPIOREAD;
else
@@ -222,7 +222,7 @@ static inline u32 __mcfgpio_podr(unsigned gpio)
return MCFSIM_PBDAT;
else
return MCFSIM_PCDAT;
-#elif defined(CONFIG_M5249)
+#elif defined(CONFIG_M5249) || defined(CONFIG_M525x)
if (gpio < 32)
return MCFSIM2_GPIOWRITE;
else
@@ -261,7 +261,7 @@ static inline u32 __mcfgpio_pddr(unsigned gpio)
return MCFSIM_PBDDR;
else
return MCFSIM_PCDDR;
-#elif defined(CONFIG_M5249)
+#elif defined(CONFIG_M5249) || defined(CONFIG_M525x)
if (gpio < 32)
return MCFSIM2_GPIOENABLE;
else
diff --git a/arch/m68k/include/asm/mcfsim.h b/arch/m68k/include/asm/mcfsim.h
index ebd0304054a..6871f62b11b 100644
--- a/arch/m68k/include/asm/mcfsim.h
+++ b/arch/m68k/include/asm/mcfsim.h
@@ -27,6 +27,9 @@
#elif defined(CONFIG_M5249)
#include <asm/m5249sim.h>
#include <asm/mcfintc.h>
+#elif defined(CONFIG_M525x)
+#include <asm/m525xsim.h>
+#include <asm/mcfintc.h>
#elif defined(CONFIG_M527x)
#include <asm/m527xsim.h>
#elif defined(CONFIG_M5272)
diff --git a/arch/m68k/include/asm/mcfuart.h b/arch/m68k/include/asm/mcfuart.h
index 2d3bc774b3c..b40c20f6664 100644
--- a/arch/m68k/include/asm/mcfuart.h
+++ b/arch/m68k/include/asm/mcfuart.h
@@ -43,8 +43,8 @@ struct mcf_platform_uart {
#define MCFUART_UFPD 0x30 /* Frac Prec. Divider (r/w) */
#endif
#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || \
- defined(CONFIG_M5249) || defined(CONFIG_M5307) || \
- defined(CONFIG_M5407)
+ defined(CONFIG_M5249) || defined(CONFIG_M525x) || \
+ defined(CONFIG_M5307) || defined(CONFIG_M5407)
#define MCFUART_UIVR 0x30 /* Interrupt Vector (r/w) */
#endif
#define MCFUART_UIPR 0x34 /* Input Port (r) */