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-rw-r--r--arch/m68k/include/asm/cacheflush_no.h95
-rw-r--r--arch/m68k/include/asm/coldfire.h2
-rw-r--r--arch/m68k/include/asm/entry_no.h59
-rw-r--r--arch/m68k/include/asm/gpio.h2
-rw-r--r--arch/m68k/include/asm/io_no.h1
-rw-r--r--arch/m68k/include/asm/m5206sim.h14
-rw-r--r--arch/m68k/include/asm/m520xsim.h17
-rw-r--r--arch/m68k/include/asm/m523xsim.h11
-rw-r--r--arch/m68k/include/asm/m5249sim.h10
-rw-r--r--arch/m68k/include/asm/m5272sim.h8
-rw-r--r--arch/m68k/include/asm/m527xsim.h10
-rw-r--r--arch/m68k/include/asm/m528xsim.h11
-rw-r--r--arch/m68k/include/asm/m52xxacr.h94
-rw-r--r--arch/m68k/include/asm/m5307sim.h43
-rw-r--r--arch/m68k/include/asm/m532xsim.h33
-rw-r--r--arch/m68k/include/asm/m53xxacr.h101
-rw-r--r--arch/m68k/include/asm/m5407sim.h42
-rw-r--r--arch/m68k/include/asm/m54xxacr.h97
-rw-r--r--arch/m68k/include/asm/m54xxgpt.h (renamed from arch/m68k/include/asm/m548xgpt.h)10
-rw-r--r--arch/m68k/include/asm/m54xxsim.h (renamed from arch/m68k/include/asm/m548xsim.h)23
-rw-r--r--arch/m68k/include/asm/mcfcache.h150
-rw-r--r--arch/m68k/include/asm/mcfsim.h4
-rw-r--r--arch/m68k/include/asm/mcfuart.h45
-rw-r--r--arch/m68k/include/asm/processor.h13
24 files changed, 515 insertions, 380 deletions
diff --git a/arch/m68k/include/asm/cacheflush_no.h b/arch/m68k/include/asm/cacheflush_no.h
index 7085bd51668b..cb88aa96c4f1 100644
--- a/arch/m68k/include/asm/cacheflush_no.h
+++ b/arch/m68k/include/asm/cacheflush_no.h
@@ -2,21 +2,22 @@
#define _M68KNOMMU_CACHEFLUSH_H
/*
- * (C) Copyright 2000-2004, Greg Ungerer <gerg@snapgear.com>
+ * (C) Copyright 2000-2010, Greg Ungerer <gerg@snapgear.com>
*/
#include <linux/mm.h>
+#include <asm/mcfsim.h>
#define flush_cache_all() __flush_cache_all()
#define flush_cache_mm(mm) do { } while (0)
#define flush_cache_dup_mm(mm) do { } while (0)
-#define flush_cache_range(vma, start, end) __flush_cache_all()
+#define flush_cache_range(vma, start, end) do { } while (0)
#define flush_cache_page(vma, vmaddr) do { } while (0)
-#define flush_dcache_range(start,len) __flush_cache_all()
+#define flush_dcache_range(start, len) __flush_dcache_all()
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
#define flush_dcache_page(page) do { } while (0)
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
-#define flush_icache_range(start,len) __flush_cache_all()
+#define flush_icache_range(start, len) __flush_icache_all()
#define flush_icache_page(vma,pg) do { } while (0)
#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
#define flush_cache_vmap(start, end) do { } while (0)
@@ -27,66 +28,52 @@
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
memcpy(dst, src, len)
+void mcf_cache_push(void);
+
static inline void __flush_cache_all(void)
{
-#if defined(CONFIG_M5407) || defined(CONFIG_M548x)
- /*
- * Use cpushl to push and invalidate all cache lines.
- * Gas doesn't seem to know how to generate the ColdFire
- * cpushl instruction... Oh well, bit stuff it for now.
- */
- __asm__ __volatile__ (
- "nop\n\t"
- "clrl %%d0\n\t"
- "1:\n\t"
- "movel %%d0,%%a0\n\t"
- "2:\n\t"
- ".word 0xf468\n\t"
- "addl #0x10,%%a0\n\t"
- "cmpl #0x00000800,%%a0\n\t"
- "blt 2b\n\t"
- "addql #1,%%d0\n\t"
- "cmpil #4,%%d0\n\t"
- "bne 1b\n\t"
- "movel #0xb6088500,%%d0\n\t"
- "movec %%d0,%%CACR\n\t"
- : : : "d0", "a0" );
-#endif /* CONFIG_M5407 */
-#if defined(CONFIG_M523x) || defined(CONFIG_M527x)
- __asm__ __volatile__ (
- "movel #0x81400100, %%d0\n\t"
- "movec %%d0, %%CACR\n\t"
- "nop\n\t"
- : : : "d0" );
-#endif /* CONFIG_M523x || CONFIG_M527x */
-#if defined(CONFIG_M528x)
- __asm__ __volatile__ (
- "movel #0x81000200, %%d0\n\t"
- "movec %%d0, %%CACR\n\t"
- "nop\n\t"
- : : : "d0" );
-#endif /* CONFIG_M528x */
-#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || defined(CONFIG_M5272)
+#ifdef CACHE_PUSH
+ mcf_cache_push();
+#endif
+#ifdef CACHE_INVALIDATE
__asm__ __volatile__ (
- "movel #0x81000100, %%d0\n\t"
+ "movel %0, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
- : : : "d0" );
-#endif /* CONFIG_M5206 || CONFIG_M5206e || CONFIG_M5272 */
-#ifdef CONFIG_M5249
+ : : "i" (CACHE_INVALIDATE) : "d0" );
+#endif
+}
+
+/*
+ * Some ColdFire parts implement separate instruction and data caches,
+ * on those we should just flush the appropriate cache. If we don't need
+ * to do any specific flushing then this will be optimized away.
+ */
+static inline void __flush_icache_all(void)
+{
+#ifdef CACHE_INVALIDATEI
__asm__ __volatile__ (
- "movel #0xa1000200, %%d0\n\t"
+ "movel %0, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
- : : : "d0" );
-#endif /* CONFIG_M5249 */
-#ifdef CONFIG_M532x
+ : : "i" (CACHE_INVALIDATEI) : "d0" );
+#endif
+}
+
+static inline void __flush_dcache_all(void)
+{
+#ifdef CACHE_PUSH
+ mcf_cache_push();
+#endif
+#ifdef CACHE_INVALIDATED
__asm__ __volatile__ (
- "movel #0x81000200, %%d0\n\t"
+ "movel %0, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
- : : : "d0" );
-#endif /* CONFIG_M532x */
+ : : "i" (CACHE_INVALIDATED) : "d0" );
+#else
+ /* Flush the wrtite buffer */
+ __asm__ __volatile__ ( "nop" );
+#endif
}
-
#endif /* _M68KNOMMU_CACHEFLUSH_H */
diff --git a/arch/m68k/include/asm/coldfire.h b/arch/m68k/include/asm/coldfire.h
index 3b0a34d0fe33..213028cbe110 100644
--- a/arch/m68k/include/asm/coldfire.h
+++ b/arch/m68k/include/asm/coldfire.h
@@ -32,7 +32,7 @@
*/
#define MCF_MBAR 0x10000000
#define MCF_MBAR2 0x80000000
-#if defined(CONFIG_M548x)
+#if defined(CONFIG_M54xx)
#define MCF_IPSBAR MCF_MBAR
#elif defined(CONFIG_M520x)
#define MCF_IPSBAR 0xFC000000
diff --git a/arch/m68k/include/asm/entry_no.h b/arch/m68k/include/asm/entry_no.h
index 26be277394f9..627d69bacc58 100644
--- a/arch/m68k/include/asm/entry_no.h
+++ b/arch/m68k/include/asm/entry_no.h
@@ -42,12 +42,16 @@
*/
#ifdef CONFIG_COLDFIRE
+#ifdef CONFIG_COLDFIRE_SW_A7
/*
- * This is made a little more tricky on the ColdFire. There is no
- * separate kernel and user stack pointers. Need to artificially
+ * This is made a little more tricky on older ColdFires. There is no
+ * separate supervisor and user stack pointers. Need to artificially
* construct a usp in software... When doing this we need to disable
- * interrupts, otherwise bad things could happen.
+ * interrupts, otherwise bad things will happen.
*/
+.globl sw_usp
+.globl sw_ksp
+
.macro SAVE_ALL
move #0x2700,%sr /* disable intrs */
btst #5,%sp@(2) /* from user? */
@@ -74,9 +78,7 @@
7:
.endm
-.macro RESTORE_ALL
- btst #5,%sp@(PT_SR) /* going user? */
- bnes 8f /* no, skip */
+.macro RESTORE_USER
move #0x2700,%sr /* disable intrs */
movel sw_usp,%a0 /* get usp */
movel %sp@(PT_OFF_PC),%a0@- /* copy exception program counter */
@@ -91,19 +93,22 @@
subql #8,sw_usp /* set exception */
movel sw_usp,%sp /* restore usp */
rte
- 8:
- moveml %sp@,%d1-%d5/%a0-%a2
- lea %sp@(32),%sp /* space for 8 regs */
- movel %sp@+,%d0
- addql #4,%sp /* orig d0 */
- addl %sp@+,%sp /* stkadj */
- rte
.endm
+.macro RDUSP
+ movel sw_usp,%a2
+.endm
+
+.macro WRUSP
+ movel %a0,sw_usp
+.endm
+
+#else /* !CONFIG_COLDFIRE_SW_A7 */
/*
- * Quick exception save, use current stack only.
+ * Modern ColdFire parts have separate supervisor and user stack
+ * pointers. Simple load and restore macros for this case.
*/
-.macro SAVE_LOCAL
+.macro SAVE_ALL
move #0x2700,%sr /* disable intrs */
clrl %sp@- /* stkadj */
movel %d0,%sp@- /* orig d0 */
@@ -112,7 +117,7 @@
moveml %d1-%d5/%a0-%a2,%sp@
.endm
-.macro RESTORE_LOCAL
+.macro RESTORE_USER
moveml %sp@,%d1-%d5/%a0-%a2
lea %sp@(32),%sp /* space for 8 regs */
movel %sp@+,%d0
@@ -121,6 +126,18 @@
rte
.endm
+.macro RDUSP
+ /*move %usp,%a2*/
+ .word 0x4e6a
+.endm
+
+.macro WRUSP
+ /*move %a0,%usp*/
+ .word 0x4e60
+.endm
+
+#endif /* !CONFIG_COLDFIRE_SW_A7 */
+
.macro SAVE_SWITCH_STACK
lea %sp@(-24),%sp /* 6 regs */
moveml %a3-%a6/%d6-%d7,%sp@
@@ -131,14 +148,6 @@
lea %sp@(24),%sp /* 6 regs */
.endm
-/*
- * Software copy of the user and kernel stack pointers... Ugh...
- * Need these to get around ColdFire not having separate kernel
- * and user stack pointers.
- */
-.globl sw_usp
-.globl sw_ksp
-
#else /* !CONFIG_COLDFIRE */
/*
@@ -167,6 +176,6 @@
moveml %sp@+,%a3-%a6/%d6-%d7
.endm
-#endif /* !CONFIG_COLDFIRE */
+#endif /* !COLDFIRE_SW_A7 */
#endif /* __ASSEMBLY__ */
#endif /* __M68KNOMMU_ENTRY_H */
diff --git a/arch/m68k/include/asm/gpio.h b/arch/m68k/include/asm/gpio.h
index 1b57adbafad5..c64c7b74cf86 100644
--- a/arch/m68k/include/asm/gpio.h
+++ b/arch/m68k/include/asm/gpio.h
@@ -37,7 +37,7 @@
#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || \
defined(CONFIG_M520x) || defined(CONFIG_M523x) || \
defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
- defined(CONFIG_M532x) || defined(CONFIG_M548x)
+ defined(CONFIG_M532x) || defined(CONFIG_M54xx)
/* These parts have GPIO organized by 8 bit ports */
diff --git a/arch/m68k/include/asm/io_no.h b/arch/m68k/include/asm/io_no.h
index 6e2413e518cb..cf20f3097af6 100644
--- a/arch/m68k/include/asm/io_no.h
+++ b/arch/m68k/include/asm/io_no.h
@@ -145,7 +145,6 @@ static inline void io_insl(unsigned int addr, void *buf, int len)
#define IOMAP_WRITETHROUGH 3
extern void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag);
-extern void __iounmap(void *addr, unsigned long size);
static inline void *ioremap(unsigned long physaddr, unsigned long size)
{
diff --git a/arch/m68k/include/asm/m5206sim.h b/arch/m68k/include/asm/m5206sim.h
index 9c384e294af9..561b03b5ddf8 100644
--- a/arch/m68k/include/asm/m5206sim.h
+++ b/arch/m68k/include/asm/m5206sim.h
@@ -12,6 +12,10 @@
#define m5206sim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m5206)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
/*
* Define the 5206 SIM register set addresses.
@@ -88,6 +92,14 @@
#define MCFSIM_PADDR (MCF_MBAR + 0x1c5) /* Parallel Direction (r/w) */
#define MCFSIM_PADAT (MCF_MBAR + 0x1c9) /* Parallel Port Value (r/w) */
+#if defined(CONFIG_NETtel)
+#define MCFUART_BASE1 0x180 /* Base address of UART1 */
+#define MCFUART_BASE2 0x140 /* Base address of UART2 */
+#else
+#define MCFUART_BASE1 0x140 /* Base address of UART1 */
+#define MCFUART_BASE2 0x180 /* Base address of UART2 */
+#endif
+
/*
* Define system peripheral IRQ usage.
*/
@@ -95,7 +107,7 @@
#define MCF_IRQ_PROFILER 31 /* Timer1, Level 7 */
/*
- * Generic GPIO
+ * Generic GPIO
*/
#define MCFGPIO_PIN_MAX 8
#define MCFGPIO_IRQ_VECBASE -1
diff --git a/arch/m68k/include/asm/m520xsim.h b/arch/m68k/include/asm/m520xsim.h
index db824a4b136e..88ed8239fe4e 100644
--- a/arch/m68k/include/asm/m520xsim.h
+++ b/arch/m68k/include/asm/m520xsim.h
@@ -11,6 +11,11 @@
#define m520xsim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m520x)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
+
/*
* Define the 520x SIM register set addresses.
*/
@@ -54,6 +59,9 @@
#define MCFSIM_SDCS0 0x000a8110 /* SDRAM Chip Select 0 Configuration */
#define MCFSIM_SDCS1 0x000a8114 /* SDRAM Chip Select 1 Configuration */
+/*
+ * EPORT and GPIO registers.
+ */
#define MCFEPORT_EPDDR 0xFC088002
#define MCFEPORT_EPDR 0xFC088004
#define MCFEPORT_EPPDR 0xFC088005
@@ -97,6 +105,7 @@
#define MCFGPIO_PCLRR_UART 0xFC0A402A
#define MCFGPIO_PCLRR_FECH 0xFC0A402B
#define MCFGPIO_PCLRR_FECL 0xFC0A402C
+
/*
* Generic GPIO support
*/
@@ -109,7 +118,6 @@
#define MCFGPIO_PIN_MAX 80
#define MCFGPIO_IRQ_MAX 8
#define MCFGPIO_IRQ_VECBASE MCFINT_VECBASE
-/****************************************************************************/
#define MCF_GPIO_PAR_UART (0xA4036)
#define MCF_GPIO_PAR_FECI2C (0xA4033)
@@ -126,6 +134,13 @@
#define MCF_GPIO_PAR_FECI2C_PAR_SCL_UTXD2 (0x04)
/*
+ * UART module.
+ */
+#define MCFUART_BASE1 0x60000 /* Base address of UART1 */
+#define MCFUART_BASE2 0x64000 /* Base address of UART2 */
+#define MCFUART_BASE3 0x68000 /* Base address of UART2 */
+
+/*
* Reset Controll Unit.
*/
#define MCF_RCR 0xFC0A0000
diff --git a/arch/m68k/include/asm/m523xsim.h b/arch/m68k/include/asm/m523xsim.h
index e8d06b24a48e..4ad7a00257a8 100644
--- a/arch/m68k/include/asm/m523xsim.h
+++ b/arch/m68k/include/asm/m523xsim.h
@@ -11,6 +11,10 @@
#define m523xsim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m523x)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
/*
* Define the 523x SIM register set addresses.
@@ -50,6 +54,13 @@
#define MCF_RCR_SWRESET 0x80 /* Software reset bit */
#define MCF_RCR_FRCSTOUT 0x40 /* Force external reset */
+/*
+ * UART module.
+ */
+#define MCFUART_BASE1 0x200 /* Base address of UART1 */
+#define MCFUART_BASE2 0x240 /* Base address of UART2 */
+#define MCFUART_BASE3 0x280 /* Base address of UART3 */
+
#define MCFGPIO_PODR_ADDR (MCF_IPSBAR + 0x100000)
#define MCFGPIO_PODR_DATAH (MCF_IPSBAR + 0x100001)
#define MCFGPIO_PODR_DATAL (MCF_IPSBAR + 0x100002)
diff --git a/arch/m68k/include/asm/m5249sim.h b/arch/m68k/include/asm/m5249sim.h
index 79b7b402f3c9..4908b118f2fd 100644
--- a/arch/m68k/include/asm/m5249sim.h
+++ b/arch/m68k/include/asm/m5249sim.h
@@ -11,6 +11,11 @@
#define m5249sim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m5249)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
+
/*
* Define the 5249 SIM register set addresses.
*/
@@ -56,6 +61,11 @@
#define MCFSIM_DACR1 0x110 /* DRAM 1 Addr and Ctrl (r/w) */
#define MCFSIM_DMR1 0x114 /* DRAM 1 Mask reg (r/w) */
+/*
+ * UART module.
+ */
+#define MCFUART_BASE1 0x1c0 /* Base address of UART1 */
+#define MCFUART_BASE2 0x200 /* Base address of UART2 */
/*
* Some symbol defines for the above...
diff --git a/arch/m68k/include/asm/m5272sim.h b/arch/m68k/include/asm/m5272sim.h
index df3332c2317d..b7cc50abc831 100644
--- a/arch/m68k/include/asm/m5272sim.h
+++ b/arch/m68k/include/asm/m5272sim.h
@@ -12,6 +12,11 @@
#define m5272sim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m5272)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
+
/*
* Define the 5272 SIM register set addresses.
*/
@@ -62,6 +67,9 @@
#define MCFSIM_DCMR1 0x5c /* DRAM 1 Mask reg (r/w) */
#define MCFSIM_DCCR1 0x63 /* DRAM 1 Control reg (r/w) */
+#define MCFUART_BASE1 0x100 /* Base address of UART1 */
+#define MCFUART_BASE2 0x140 /* Base address of UART2 */
+
#define MCFSIM_PACNT (MCF_MBAR + 0x80) /* Port A Control (r/w) */
#define MCFSIM_PADDR (MCF_MBAR + 0x84) /* Port A Direction (r/w) */
#define MCFSIM_PADAT (MCF_MBAR + 0x86) /* Port A Data (r/w) */
diff --git a/arch/m68k/include/asm/m527xsim.h b/arch/m68k/include/asm/m527xsim.h
index 1feb46f108ce..e8042e8bc003 100644
--- a/arch/m68k/include/asm/m527xsim.h
+++ b/arch/m68k/include/asm/m527xsim.h
@@ -11,6 +11,10 @@
#define m527xsim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m527x)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
/*
* Define the 5270/5271 SIM register set addresses.
@@ -55,6 +59,12 @@
#define MCFSIM_DMR1 0x5c /* SDRAM address mask 1 */
#endif
+/*
+ * UART module.
+ */
+#define MCFUART_BASE1 0x200 /* Base address of UART1 */
+#define MCFUART_BASE2 0x240 /* Base address of UART2 */
+#define MCFUART_BASE3 0x280 /* Base address of UART3 */
#ifdef CONFIG_M5271
#define MCFGPIO_PODR_ADDR (MCF_IPSBAR + 0x100000)
diff --git a/arch/m68k/include/asm/m528xsim.h b/arch/m68k/include/asm/m528xsim.h
index 891cbedad972..a6d2f4d9aaa0 100644
--- a/arch/m68k/include/asm/m528xsim.h
+++ b/arch/m68k/include/asm/m528xsim.h
@@ -11,6 +11,10 @@
#define m528xsim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m528x)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m52xxacr.h>
/*
* Define the 5280/5282 SIM register set addresses.
@@ -42,6 +46,13 @@
#define MCFSIM_DMR1 0x54 /* SDRAM address mask 1 */
/*
+ * UART module.
+ */
+#define MCFUART_BASE1 0x200 /* Base address of UART1 */
+#define MCFUART_BASE2 0x240 /* Base address of UART2 */
+#define MCFUART_BASE3 0x280 /* Base address of UART3 */
+
+/*
* GPIO registers
*/
#define MCFGPIO_PORTA (MCF_IPSBAR + 0x00100000)
diff --git a/arch/m68k/include/asm/m52xxacr.h b/arch/m68k/include/asm/m52xxacr.h
new file mode 100644
index 000000000000..abc391a9ae8d
--- /dev/null
+++ b/arch/m68k/include/asm/m52xxacr.h
@@ -0,0 +1,94 @@
+/****************************************************************************/
+
+/*
+ * m52xxacr.h -- ColdFire version 2 core cache support
+ *
+ * (C) Copyright 2010, Greg Ungerer <gerg@snapgear.com>
+ */
+
+/****************************************************************************/
+#ifndef m52xxacr_h
+#define m52xxacr_h
+/****************************************************************************/
+
+/*
+ * All varients of the ColdFire using version 2 cores have a similar
+ * cache setup. Although not absolutely identical the cache register
+ * definitions are compatible for all of them. Mostly they support a
+ * configurable cache memory that can be instruction only, data only,
+ * or split instruction and data. The exception is the very old version 2
+ * core based parts, like the 5206(e), 5249 and 5272, which are instruction
+ * cache only. Cache size varies from 2k up to 16k.
+ */
+
+/*
+ * Define the Cache Control register flags.
+ */
+#define CACR_CENB 0x80000000 /* Enable cache */
+#define CACR_CDPI 0x10000000 /* Disable invalidation by CPUSHL */
+#define CACR_CFRZ 0x08000000 /* Cache freeze mode */
+#define CACR_CINV 0x01000000 /* Invalidate cache */
+#define CACR_DISI 0x00800000 /* Disable instruction cache */
+#define CACR_DISD 0x00400000 /* Disable data cache */
+#define CACR_INVI 0x00200000 /* Invalidate instruction cache */
+#define CACR_INVD 0x00100000 /* Invalidate data cache */
+#define CACR_CEIB 0x00000400 /* Non-cachable instruction burst */
+#define CACR_DCM 0x00000200 /* Default cache mode */
+#define CACR_DBWE 0x00000100 /* Buffered write enable */
+#define CACR_DWP 0x00000020 /* Write protection */
+#define CACR_EUSP 0x00000010 /* Enable separate user a7 */
+
+/*
+ * Define the Access Control register flags.
+ */
+#define ACR_BASE_POS 24 /* Address Base (upper 8 bits) */
+#define ACR_MASK_POS 16 /* Address Mask (next 8 bits) */
+#define ACR_ENABLE 0x00008000 /* Enable this ACR */
+#define ACR_USER 0x00000000 /* Allow only user accesses */
+#define ACR_SUPER 0x00002000 /* Allow supervisor access only */
+#define ACR_ANY 0x00004000 /* Allow any access type */
+#define ACR_CENB 0x00000000 /* Caching of region enabled */
+#define ACR_CDIS 0x00000040 /* Caching of region disabled */
+#define ACR_BWE 0x00000020 /* Write buffer enabled */
+#define ACR_WPROTECT 0x00000004 /* Write protect region */
+
+/*
+ * Set the cache controller settings we will use. On the cores that support
+ * a split cache configuration we allow all the combinations at Kconfig
+ * time. For those cores that only have an instruction cache we just set
+ * that as on.
+ */
+#if defined(CONFIG_CACHE_I)
+#define CACHE_TYPE (CACR_DISD + CACR_EUSP)
+#define CACHE_INVTYPEI 0
+#elif defined(CONFIG_CACHE_D)
+#define CACHE_TYPE (CACR_DISI + CACR_EUSP)
+#define CACHE_INVTYPED 0
+#elif defined(CONFIG_CACHE_BOTH)
+#define CACHE_TYPE CACR_EUSP
+#define CACHE_INVTYPEI CACR_INVI
+#define CACHE_INVTYPED CACR_INVD
+#else
+/* This is the instruction cache only devices (no split cache, no eusp) */
+#define CACHE_TYPE 0
+#define CACHE_INVTYPEI 0
+#endif
+
+#define CACHE_INIT (CACR_CINV + CACHE_TYPE)
+#define CACHE_MODE (CACR_CENB + CACHE_TYPE + CACR_DCM)
+
+#define CACHE_INVALIDATE (CACHE_MODE + CACR_CINV)
+#if defined(CACHE_INVTYPEI)
+#define CACHE_INVALIDATEI (CACHE_MODE + CACR_CINV + CACHE_INVTYPEI)
+#endif
+#if defined(CACHE_INVTYPED)
+#define CACHE_INVALIDATED (CACHE_MODE + CACR_CINV + CACHE_INVTYPED)
+#endif
+
+#define ACR0_MODE ((CONFIG_RAMBASE & 0xff000000) + \
+ (0x000f0000) + \
+ (ACR_ENABLE + ACR_ANY + ACR_CENB + ACR_BWE))
+#define ACR1_MODE 0
+
+/****************************************************************************/
+#endif /* m52xxsim_h */
diff --git a/arch/m68k/include/asm/m5307sim.h b/arch/m68k/include/asm/m5307sim.h
index c6830e5b54ce..0bf57397e7a9 100644
--- a/arch/m68k/include/asm/m5307sim.h
+++ b/arch/m68k/include/asm/m5307sim.h
@@ -14,6 +14,11 @@
#define m5307sim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m5307)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m53xxacr.h>
+
/*
* Define the 5307 SIM register set addresses.
*/
@@ -94,6 +99,17 @@
#define MCFSIM_PADAT (MCF_MBAR + 0x248)
/*
+ * UART module.
+ */
+#if defined(CONFIG_NETtel) || defined(CONFIG_SECUREEDGEMP3)
+#define MCFUART_BASE1 0x200 /* Base address of UART1 */
+#define MCFUART_BASE2 0x1c0 /* Base address of UART2 */
+#else
+#define MCFUART_BASE1 0x1c0 /* Base address of UART1 */
+#define MCFUART_BASE2 0x200 /* Base address of UART2 */
+#endif
+
+/*
* Generic GPIO support
*/
#define MCFGPIO_PIN_MAX 16
@@ -146,32 +162,5 @@
#define MCF_IRQ_TIMER 30 /* Timer0, Level 6 */
#define MCF_IRQ_PROFILER 31 /* Timer1, Level 7 */
-/*
- * Define the Cache register flags.
- */
-#define CACR_EC (1<<31)
-#define CACR_ESB (1<<29)
-#define CACR_DPI (1<<28)
-#define CACR_HLCK (1<<27)
-#define CACR_CINVA (1<<24)
-#define CACR_DNFB (1<<10)
-#define CACR_DCM_WTHRU (0<<8)
-#define CACR_DCM_WBACK (1<<8)
-#define CACR_DCM_OFF_PRE (2<<8)
-#define CACR_DCM_OFF_IMP (3<<8)
-#define CACR_DW (1<<5)
-
-#define ACR_BASE_POS 24
-#define ACR_MASK_POS 16
-#define ACR_ENABLE (1<<15)
-#define ACR_USER (0<<13)
-#define ACR_SUPER (1<<13)
-#define ACR_ANY (2<<13)
-#define ACR_CM_WTHRU (0<<5)
-#define ACR_CM_WBACK (1<<5)
-#define ACR_CM_OFF_PRE (2<<5)
-#define ACR_CM_OFF_IMP (3<<5)
-#define ACR_WPROTECT (1<<2)
-
/****************************************************************************/
#endif /* m5307sim_h */
diff --git a/arch/m68k/include/asm/m532xsim.h b/arch/m68k/include/asm/m532xsim.h
index c4bf1c81e3cf..e6470f8ca324 100644
--- a/arch/m68k/include/asm/m532xsim.h
+++ b/arch/m68k/include/asm/m532xsim.h
@@ -9,6 +9,11 @@
#define m532xsim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m532x)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m53xxacr.h>
+
#define MCF_REG32(x) (*(volatile unsigned long *)(x))
#define MCF_REG16(x) (*(volatile unsigned short *)(x))
#define MCF_REG08(x) (*(volatile unsigned char *)(x))
@@ -74,31 +79,11 @@
#define MCF_IRQ_PROFILER (64 + 33) /* Timer1 */
/*
- * Define the Cache register flags.
+ * UART module.
*/
-#define CACR_EC (1<<31)
-#define CACR_ESB (1<<29)
-#define CACR_DPI (1<<28)
-#define CACR_HLCK (1<<27)
-#define CACR_CINVA (1<<24)
-#define CACR_DNFB (1<<10)
-#define CACR_DCM_WTHRU (0<<8)
-#define CACR_DCM_WBACK (1<<8)
-#define CACR_DCM_OFF_PRE (2<<8)
-#define CACR_DCM_OFF_IMP (3<<8)
-#define CACR_DW (1<<5)
-
-#define ACR_BASE_POS 24
-#define ACR_MASK_POS 16
-#define ACR_ENABLE (1<<15)
-#define ACR_USER (0<<13)
-#define ACR_SUPER (1<<13)
-#define ACR_ANY (2<<13)
-#define ACR_CM_WTHRU (0<<5)
-#define ACR_CM_WBACK (1<<5)
-#define ACR_CM_OFF_PRE (2<<5)
-#define ACR_CM_OFF_IMP (3<<5)
-#define ACR_WPROTECT (1<<2)
+#define MCFUART_BASE1 0xFC060000 /* Base address of UART1 */
+#define MCFUART_BASE2 0xFC064000 /* Base address of UART2 */
+#define MCFUART_BASE3 0xFC068000 /* Base address of UART3 */
/*********************************************************************
*
diff --git a/arch/m68k/include/asm/m53xxacr.h b/arch/m68k/include/asm/m53xxacr.h
new file mode 100644
index 000000000000..cd952b0a8bd3
--- /dev/null
+++ b/arch/m68k/include/asm/m53xxacr.h
@@ -0,0 +1,101 @@
+/****************************************************************************/
+
+/*
+ * m53xxacr.h -- ColdFire version 3 core cache support
+ *
+ * (C) Copyright 2010, Greg Ungerer <gerg@snapgear.com>
+ */
+
+/****************************************************************************/
+#ifndef m53xxacr_h
+#define m53xxacr_h
+/****************************************************************************/
+
+/*
+ * All varients of the ColdFire using version 3 cores have a similar
+ * cache setup. They have a unified instruction and data cache, with
+ * configurable write-through or copy-back operation.
+ */
+
+/*
+ * Define the Cache Control register flags.
+ */
+#define CACR_EC 0x80000000 /* Enable cache */
+#define CACR_ESB 0x20000000 /* Enable store buffer */
+#define CACR_DPI 0x10000000 /* Disable invalidation by CPUSHL */
+#define CACR_HLCK 0x08000000 /* Half cache lock mode */
+#define CACR_CINVA 0x01000000 /* Invalidate cache */
+#define CACR_DNFB 0x00000400 /* Inhibited fill buffer */
+#define CACR_DCM_WT 0x00000000 /* Cacheable write-through */
+#define CACR_DCM_CB 0x00000100 /* Cacheable copy-back */
+#define CACR_DCM_PRE 0x00000200 /* Cache inhibited, precise */
+#define CACR_DCM_IMPRE 0x00000300 /* Cache inhibited, imprecise */
+#define CACR_WPROTECT 0x00000020 /* Write protect*/
+#define CACR_EUSP 0x00000010 /* Eanble separate user a7 */
+
+/*
+ * Define the Access Control register flags.
+ */
+#define ACR_BASE_POS 24 /* Address Base (upper 8 bits) */
+#define ACR_MASK_POS 16 /* Address Mask (next 8 bits) */
+#define ACR_ENABLE 0x00008000 /* Enable this ACR */
+#define ACR_USER 0x00000000 /* Allow only user accesses */
+#define ACR_SUPER 0x00002000 /* Allow supervisor access only */
+#define ACR_ANY 0x00004000 /* Allow any access type */
+#define ACR_CM_WT 0x00000000 /* Cacheable, write-through */
+#define ACR_CM_CB 0x00000020 /* Cacheable, copy-back */
+#define ACR_CM_PRE 0x00000040 /* Cache inhibited, precise */
+#define ACR_CM_IMPRE 0x00000060 /* Cache inhibited, imprecise */
+#define ACR_WPROTECT 0x00000004 /* Write protect region */
+
+/*
+ * Define the cache type and arrangement (needed for pushes).
+ */
+#if defined(CONFIG_M5307)
+#define CACHE_SIZE 0x2000 /* 8k of unified cache */
+#define ICACHE_SIZE CACHE_SIZE
+#define DCACHE_SIZE CACHE_SIZE
+#elif defined(CONFIG_M532x)
+#define CACHE_SIZE 0x4000 /* 32k of unified cache */
+#define ICACHE_SIZE CACHE_SIZE
+#define DCACHE_SIZE CACHE_SIZE
+#endif
+
+#define CACHE_LINE_SIZE 16 /* 16 byte line size */
+#define CACHE_WAYS 4 /* 4 ways - set associative */
+
+/*
+ * Set the cache controller settings we will use. This default in the
+ * CACR is cache inhibited, we use the ACR register to set cacheing
+ * enabled on the regions we want (eg RAM).
+ */
+#if defined(CONFIG_CACHE_COPYBACK)
+#define CACHE_TYPE ACR_CM_CB
+#define CACHE_PUSH
+#else
+#define CACHE_TYPE ACR_CM_WT
+#endif
+
+#ifdef CONFIG_COLDFIRE_SW_A7
+#define CACHE_MODE (CACR_EC + CACR_ESB + CACR_DCM_PRE)
+#else
+#define CACHE_MODE (CACR_EC + CACR_ESB + CACR_DCM_PRE + CACR_EUSP)
+#endif
+
+/*
+ * Unified cache means we will never need to flush for coherency of
+ * instruction fetch. We will need to flush to maintain memory/DMA
+ * coherency though in all cases. And for copyback caches we will need
+ * to push cached data as well.
+ */
+#define CACHE_INIT CACR_CINVA
+#define CACHE_INVALIDATE CACR_CINVA
+#define CACHE_INVALIDATED CACR_CINVA
+
+#define ACR0_MODE ((CONFIG_RAMBASE & 0xff000000) + \
+ (0x000f0000) + \
+ (ACR_ENABLE + ACR_ANY + CACHE_TYPE))
+#define ACR1_MODE 0
+
+/****************************************************************************/
+#endif /* m53xxsim_h */
diff --git a/arch/m68k/include/asm/m5407sim.h b/arch/m68k/include/asm/m5407sim.h
index c399abbf953c..75f5c28a551d 100644
--- a/arch/m68k/include/asm/m5407sim.h
+++ b/arch/m68k/include/asm/m5407sim.h
@@ -14,6 +14,11 @@
#define m5407sim_h
/****************************************************************************/
+#define CPU_NAME "COLDFIRE(m5407)"
+#define CPU_INSTR_PER_JIFFY 3
+
+#include <asm/m54xxacr.h>
+
/*
* Define the 5407 SIM register set addresses.
*/
@@ -73,6 +78,9 @@
#define MCFSIM_DACR1 0x110 /* DRAM 1 Addr and Ctrl (r/w) */
#define MCFSIM_DMR1 0x114 /* DRAM 1 Mask reg (r/w) */
+#define MCFUART_BASE1 0x1c0 /* Base address of UART1 */
+#define MCFUART_BASE2 0x200 /* Base address of UART2 */
+
#define MCFSIM_PADDR (MCF_MBAR + 0x244)
#define MCFSIM_PADAT (MCF_MBAR + 0x248)
@@ -117,39 +125,5 @@
#define MCF_IRQ_TIMER 30 /* Timer0, Level 6 */
#define MCF_IRQ_PROFILER 31 /* Timer1, Level 7 */
-/*
- * Define the Cache register flags.
- */
-#define CACR_DEC 0x80000000 /* Enable data cache */
-#define CACR_DWP 0x40000000 /* Data write protection */
-#define CACR_DESB 0x20000000 /* Enable data store buffer */
-#define CACR_DDPI 0x10000000 /* Disable CPUSHL */
-#define CACR_DHCLK 0x08000000 /* Half data cache lock mode */
-#define CACR_DDCM_WT 0x00000000 /* Write through cache*/
-#define CACR_DDCM_CP 0x02000000 /* Copyback cache */
-#define CACR_DDCM_P 0x04000000 /* No cache, precise */
-#define CACR_DDCM_IMP 0x06000000 /* No cache, imprecise */
-#define CACR_DCINVA 0x01000000 /* Invalidate data cache */
-#define CACR_BEC 0x00080000 /* Enable branch cache */
-#define CACR_BCINVA 0x00040000 /* Invalidate branch cache */
-#define CACR_IEC 0x00008000 /* Enable instruction cache */
-#define CACR_DNFB 0x00002000 /* Inhibited fill buffer */
-#define CACR_IDPI 0x00001000 /* Disable CPUSHL */
-#define CACR_IHLCK 0x00000800 /* Intruction cache half lock */
-#define CACR_IDCM 0x00000400 /* Intruction cache inhibit */
-#define CACR_ICINVA 0x00000100 /* Invalidate instr cache */
-
-#define ACR_BASE_POS 24 /* Address Base */
-#define ACR_MASK_POS 16 /* Address Mask */
-#define ACR_ENABLE 0x00008000 /* Enable address */
-#define ACR_USER 0x00000000 /* User mode access only */
-#define ACR_SUPER 0x00002000 /* Supervisor mode only */
-#define ACR_ANY 0x00004000 /* Match any access mode */
-#define ACR_CM_WT 0x00000000 /* Write through mode */
-#define ACR_CM_CP 0x00000020 /* Copyback mode */
-#define ACR_CM_OFF_PRE 0x00000040 /* No cache, precise */
-#define ACR_CM_OFF_IMP 0x00000060 /* No cache, imprecise */
-#define ACR_WPROTECT 0x00000004 /* Write protect */
-
/****************************************************************************/
#endif /* m5407sim_h */
diff --git a/arch/m68k/include/asm/m54xxacr.h b/arch/m68k/include/asm/m54xxacr.h
new file mode 100644
index 000000000000..16a1835f9b2a
--- /dev/null
+++ b/arch/m68k/include/asm/m54xxacr.h
@@ -0,0 +1,97 @@
+/*
+ * Bit definitions for the MCF54xx ACR and CACR registers.
+ */
+
+#ifndef m54xxacr_h
+#define m54xxacr_h
+
+/*
+ * Define the Cache register flags.
+ */
+#define CACR_DEC 0x80000000 /* Enable data cache */
+#define CACR_DWP 0x40000000 /* Data write protection */
+#define CACR_DESB 0x20000000 /* Enable data store buffer */
+#define CACR_DDPI 0x10000000 /* Disable invalidation by CPUSHL */
+#define CACR_DHCLK 0x08000000 /* Half data cache lock mode */
+#define CACR_DDCM_WT 0x00000000 /* Write through cache*/
+#define CACR_DDCM_CP 0x02000000 /* Copyback cache */
+#define CACR_DDCM_P 0x04000000 /* No cache, precise */
+#define CACR_DDCM_IMP 0x06000000 /* No cache, imprecise */
+#define CACR_DCINVA 0x01000000 /* Invalidate data cache */
+#define CACR_BEC 0x00080000 /* Enable branch cache */
+#define CACR_BCINVA 0x00040000 /* Invalidate branch cache */
+#define CACR_IEC 0x00008000 /* Enable instruction cache */
+#define CACR_DNFB 0x00002000 /* Inhibited fill buffer */
+#define CACR_IDPI 0x00001000 /* Disable CPUSHL */
+#define CACR_IHLCK 0x00000800 /* Intruction cache half lock */
+#define CACR_IDCM 0x00000400 /* Intruction cache inhibit */
+#define CACR_ICINVA 0x00000100 /* Invalidate instr cache */
+#define CACR_EUSP 0x00000020 /* Enable separate user a7 */
+
+#define ACR_BASE_POS 24 /* Address Base */
+#define ACR_MASK_POS 16 /* Address Mask */
+#define ACR_ENABLE 0x00008000 /* Enable address */
+#define ACR_USER 0x00000000 /* User mode access only */
+#define ACR_SUPER 0x00002000 /* Supervisor mode only */
+#define ACR_ANY 0x00004000 /* Match any access mode */
+#define ACR_CM_WT 0x00000000 /* Write through mode */
+#define ACR_CM_CP 0x00000020 /* Copyback mode */
+#define ACR_CM_OFF_PRE 0x00000040 /* No cache, precise */
+#define ACR_CM_OFF_IMP 0x00000060 /* No cache, imprecise */
+#define ACR_CM 0x00000060 /* Cache mode mask */
+#define ACR_WPROTECT 0x00000004 /* Write protect */
+
+#if defined(CONFIG_M5407)
+
+#define ICACHE_SIZE 0x4000 /* instruction - 16k */
+#define DCACHE_SIZE 0x2000 /* data - 8k */
+
+#elif defined(CONFIG_M54xx)
+
+#define ICACHE_SIZE 0x8000 /* instruction - 32k */
+#define DCACHE_SIZE 0x8000 /* data - 32k */
+
+#endif
+
+#define CACHE_LINE_SIZE 0x0010 /* 16 bytes */
+#define CACHE_WAYS 4 /* 4 ways */
+
+/*
+ * Version 4 cores have a true harvard style separate instruction
+ * and data cache. Enable data and instruction caches, also enable write
+ * buffers and branch accelerator.
+ */
+/* attention : enabling CACR_DESB requires a "nop" to flush the store buffer */
+/* use '+' instead of '|' for assembler's sake */
+
+ /* Enable data cache */
+ /* Enable data store buffer */
+ /* outside ACRs : No cache, precise */
+ /* Enable instruction+branch caches */
+#if defined(CONFIG_M5407)
+#define CACHE_MODE (CACR_DEC+CACR_DESB+CACR_DDCM_P+CACR_BEC+CACR_IEC)
+#else
+#define CACHE_MODE (CACR_DEC+CACR_DESB+CACR_DDCM_P+CACR_BEC+CACR_IEC+CACR_EUSP)
+#endif
+#if defined(CONFIG_CACHE_COPYBACK)
+#define DATA_CACHE_MODE (ACR_ENABLE+ACR_ANY+ACR_CM_CP)
+#else
+#define DATA_CACHE_MODE (ACR_ENABLE+ACR_ANY+ACR_CM_WT)
+#endif
+#define INSN_CACHE_MODE (ACR_ENABLE+ACR_ANY)
+
+#define CACHE_INIT (CACR_DCINVA+CACR_BCINVA+CACR_ICINVA)
+#define CACHE_INVALIDATE (CACHE_MODE+CACR_DCINVA+CACR_BCINVA+CACR_ICINVA)
+#define CACHE_INVALIDATEI (CACHE_MODE+CACR_BCINVA+CACR_ICINVA)
+#define CACHE_INVALIDATED (CACHE_MODE+CACR_DCINVA)
+#define ACR0_MODE (0x000f0000+DATA_CACHE_MODE)
+#define ACR1_MODE 0
+#define ACR2_MODE (0x000f0000+INSN_CACHE_MODE)
+#define ACR3_MODE 0
+
+#if ((DATA_CACHE_MODE & ACR_CM) == ACR_CM_CP)
+/* Copyback cache mode must push dirty cache lines first */
+#define CACHE_PUSH
+#endif
+
+#endif /* m54xxacr_h */
diff --git a/arch/m68k/include/asm/m548xgpt.h b/arch/m68k/include/asm/m54xxgpt.h
index 33b2eef90f0a..df75dd87ae7a 100644
--- a/arch/m68k/include/asm/m548xgpt.h
+++ b/arch/m68k/include/asm/m54xxgpt.h
@@ -1,13 +1,13 @@
/*
- * File: m548xgpt.h
- * Purpose: Register and bit definitions for the MCF548X
+ * File: m54xxgpt.h
+ * Purpose: Register and bit definitions for the MCF54XX
*
* Notes:
*
*/
-#ifndef m548xgpt_h
-#define m548xgpt_h
+#ifndef m54xxgpt_h
+#define m54xxgpt_h
/*********************************************************************
*
@@ -87,4 +87,4 @@
/********************************************************************/
-#endif /* m548xgpt_h */
+#endif /* m54xxgpt_h */
diff --git a/arch/m68k/include/asm/m548xsim.h b/arch/m68k/include/asm/m54xxsim.h
index 149135ef30d2..462ae5328441 100644
--- a/arch/m68k/include/asm/m548xsim.h
+++ b/arch/m68k/include/asm/m54xxsim.h
@@ -1,11 +1,16 @@
/*
- * m548xsim.h -- ColdFire 547x/548x System Integration Unit support.
+ * m54xxsim.h -- ColdFire 547x/548x System Integration Unit support.
*/
-#ifndef m548xsim_h
-#define m548xsim_h
+#ifndef m54xxsim_h
+#define m54xxsim_h
-#define MCFINT_VECBASE 64
+#define CPU_NAME "COLDFIRE(m54xx)"
+#define CPU_INSTR_PER_JIFFY 2
+
+#include <asm/m54xxacr.h>
+
+#define MCFINT_VECBASE 64
/*
* Interrupt Controller Registers
@@ -22,6 +27,14 @@
#define MCFINTC_ICR0 0x40 /* Base ICR register */
/*
+ * UART module.
+ */
+#define MCFUART_BASE1 0x8600 /* Base address of UART1 */
+#define MCFUART_BASE2 0x8700 /* Base address of UART2 */
+#define MCFUART_BASE3 0x8800 /* Base address of UART3 */
+#define MCFUART_BASE4 0x8900 /* Base address of UART4 */
+
+/*
* Define system peripheral IRQ usage.
*/
#define MCF_IRQ_TIMER (64 + 54) /* Slice Timer 0 */
@@ -52,4 +65,4 @@
#define MCF_PAR_PSC_RTS_RTS (0x30)
#define MCF_PAR_PSC_CANRX (0x40)
-#endif /* m548xsim_h */
+#endif /* m54xxsim_h */
diff --git a/arch/m68k/include/asm/mcfcache.h b/arch/m68k/include/asm/mcfcache.h
deleted file mode 100644
index f49dfc09f70a..000000000000
--- a/arch/m68k/include/asm/mcfcache.h
+++ /dev/null
@@ -1,150 +0,0 @@
-/****************************************************************************/
-
-/*
- * mcfcache.h -- ColdFire CPU cache support code
- *
- * (C) Copyright 2004, Greg Ungerer <gerg@snapgear.com>
- */
-
-/****************************************************************************/
-#ifndef __M68KNOMMU_MCFCACHE_H
-#define __M68KNOMMU_MCFCACHE_H
-/****************************************************************************/
-
-
-/*
- * The different ColdFire families have different cache arrangments.
- * Everything from a small instruction only cache, to configurable
- * data and/or instruction cache, to unified instruction/data, to
- * harvard style separate instruction and data caches.
- */
-
-#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || defined(CONFIG_M5272)
-/*
- * Simple version 2 core cache. These have instruction cache only,
- * we just need to invalidate it and enable it.
- */
-.macro CACHE_ENABLE
- movel #0x01000000,%d0 /* invalidate cache cmd */
- movec %d0,%CACR /* do invalidate cache */
- movel #0x80000100,%d0 /* setup cache mask */
- movec %d0,%CACR /* enable cache */
-.endm
-#endif /* CONFIG_M5206 || CONFIG_M5206e || CONFIG_M5272 */
-
-#if defined(CONFIG_M523x) || defined(CONFIG_M527x)
-/*
- * New version 2 cores have a configurable split cache arrangement.
- * For now I am just enabling instruction cache - but ultimately I
- * think a split instruction/data cache would be better.
- */
-.macro CACHE_ENABLE
- movel #0x01400000,%d0
- movec %d0,%CACR /* invalidate cache */
- nop
- movel #0x0000c000,%d0 /* set SDRAM cached only */
- movec %d0,%ACR0
- movel #0x00000000,%d0 /* no other regions cached */
- movec %d0,%ACR1
- movel #0x80400100,%d0 /* configure cache */
- movec %d0,%CACR /* enable cache */
- nop
-.endm
-#endif /* CONFIG_M523x || CONFIG_M527x */
-
-#if defined(CONFIG_M528x)
-.macro CACHE_ENABLE
- nop
- movel #0x01000000, %d0
- movec %d0, %CACR /* Invalidate cache */
- nop
- movel #0x0000c020, %d0 /* Set SDRAM cached only */
- movec %d0, %ACR0
- movel #0x00000000, %d0 /* No other regions cached */
- movec %d0, %ACR1
- movel #0x80000200, %d0 /* Setup cache mask */
- movec %d0, %CACR /* Enable cache */
- nop
-.endm
-#endif /* CONFIG_M528x */
-
-#if defined(CONFIG_M5249) || defined(CONFIG_M5307)
-/*
- * The version 3 core cache. Oddly enough the version 2 core 5249
- * has the same SDRAM and cache setup as the version 3 cores.
- * This is a single unified instruction/data cache.
- */
-.macro CACHE_ENABLE
- movel #0x01000000,%d0 /* invalidate whole cache */
- movec %d0,%CACR
- nop
-#if defined(DEBUGGER_COMPATIBLE_CACHE) || defined(CONFIG_SECUREEDGEMP3)
- movel #0x0000c000,%d0 /* set SDRAM cached (write-thru) */
-#else
- movel #0x0000c020,%d0 /* set SDRAM cached (copyback) */
-#endif
- movec %d0,%ACR0
- movel #0x00000000,%d0 /* no other regions cached */
- movec %d0,%ACR1
- movel #0xa0000200,%d0 /* enable cache */
- movec %d0,%CACR
- nop
-.endm
-#endif /* CONFIG_M5249 || CONFIG_M5307 */
-
-#if defined(CONFIG_M532x)
-.macro CACHE_ENABLE
- movel #0x01000000,%d0 /* invalidate cache cmd */
- movec %d0,%CACR /* do invalidate cache */
- nop
- movel #0x4001C000,%d0 /* set SDRAM cached (write-thru) */
- movec %d0,%ACR0
- movel #0x00000000,%d0 /* no other regions cached */
- movec %d0,%ACR1
- movel #0x80000200,%d0 /* setup cache mask */
- movec %d0,%CACR /* enable cache */
- nop
-.endm
-#endif /* CONFIG_M532x */
-
-#if defined(CONFIG_M5407) || defined(CONFIG_M548x)
-/*
- * Version 4 cores have a true harvard style separate instruction
- * and data cache. Invalidate and enable cache, also enable write
- * buffers and branch accelerator.
- */
-.macro CACHE_ENABLE
- movel #0x01040100,%d0 /* invalidate whole cache */
- movec %d0,%CACR
- nop
- movel #0x000fc000,%d0 /* set SDRAM cached only */
- movec %d0, %ACR0
- movel #0x00000000,%d0 /* no other regions cached */
- movec %d0, %ACR1
- movel #0x000fc000,%d0 /* set SDRAM cached only */
- movec %d0, %ACR2
- movel #0x00000000,%d0 /* no other regions cached */
- movec %d0, %ACR3
- movel #0xb6088400,%d0 /* enable caches */
- movec %d0,%CACR
- nop
-.endm
-#endif /* CONFIG_M5407 */
-
-#if defined(CONFIG_M520x)
-.macro CACHE_ENABLE
- move.l #0x01000000,%d0 /* invalidate whole cache */
- movec %d0,%CACR
- nop
- move.l #0x0000c000,%d0 /* set SDRAM cached (write-thru) */
- movec %d0,%ACR0
- move.l #0x00000000,%d0 /* no other regions cached */
- movec %d0,%ACR1
- move.l #0x80400000,%d0 /* enable 8K instruction cache */
- movec %d0,%CACR
- nop
-.endm
-#endif /* CONFIG_M520x */
-
-/****************************************************************************/
-#endif /* __M68KNOMMU_MCFCACHE_H */
diff --git a/arch/m68k/include/asm/mcfsim.h b/arch/m68k/include/asm/mcfsim.h
index 6901fd68165b..ebd0304054ad 100644
--- a/arch/m68k/include/asm/mcfsim.h
+++ b/arch/m68k/include/asm/mcfsim.h
@@ -41,8 +41,8 @@
#elif defined(CONFIG_M5407)
#include <asm/m5407sim.h>
#include <asm/mcfintc.h>
-#elif defined(CONFIG_M548x)
-#include <asm/m548xsim.h>
+#elif defined(CONFIG_M54xx)
+#include <asm/m54xxsim.h>
#endif
/****************************************************************************/
diff --git a/arch/m68k/include/asm/mcfuart.h b/arch/m68k/include/asm/mcfuart.h
index db72e2b889ca..2abedff0a694 100644
--- a/arch/m68k/include/asm/mcfuart.h
+++ b/arch/m68k/include/asm/mcfuart.h
@@ -12,49 +12,6 @@
#define mcfuart_h
/****************************************************************************/
-/*
- * Define the base address of the UARTS within the MBAR address
- * space.
- */
-#if defined(CONFIG_M5272)
-#define MCFUART_BASE1 0x100 /* Base address of UART1 */
-#define MCFUART_BASE2 0x140 /* Base address of UART2 */
-#elif defined(CONFIG_M5206) || defined(CONFIG_M5206e)
-#if defined(CONFIG_NETtel)
-#define MCFUART_BASE1 0x180 /* Base address of UART1 */
-#define MCFUART_BASE2 0x140 /* Base address of UART2 */
-#else
-#define MCFUART_BASE1 0x140 /* Base address of UART1 */
-#define MCFUART_BASE2 0x180 /* Base address of UART2 */
-#endif
-#elif defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x)
-#define MCFUART_BASE1 0x200 /* Base address of UART1 */
-#define MCFUART_BASE2 0x240 /* Base address of UART2 */
-#define MCFUART_BASE3 0x280 /* Base address of UART3 */
-#elif defined(CONFIG_M5249) || defined(CONFIG_M5307) || defined(CONFIG_M5407)
-#if defined(CONFIG_NETtel) || defined(CONFIG_SECUREEDGEMP3)
-#define MCFUART_BASE1 0x200 /* Base address of UART1 */
-#define MCFUART_BASE2 0x1c0 /* Base address of UART2 */
-#else
-#define MCFUART_BASE1 0x1c0 /* Base address of UART1 */
-#define MCFUART_BASE2 0x200 /* Base address of UART2 */
-#endif
-#elif defined(CONFIG_M520x)
-#define MCFUART_BASE1 0x60000 /* Base address of UART1 */
-#define MCFUART_BASE2 0x64000 /* Base address of UART2 */
-#define MCFUART_BASE3 0x68000 /* Base address of UART2 */
-#elif defined(CONFIG_M532x)
-#define MCFUART_BASE1 0xfc060000 /* Base address of UART1 */
-#define MCFUART_BASE2 0xfc064000 /* Base address of UART2 */
-#define MCFUART_BASE3 0xfc068000 /* Base address of UART3 */
-#elif defined(CONFIG_M548x)
-#define MCFUART_BASE1 0x8600 /* on M548x */
-#define MCFUART_BASE2 0x8700 /* on M548x */
-#define MCFUART_BASE3 0x8800 /* on M548x */
-#define MCFUART_BASE4 0x8900 /* on M548x */
-#endif
-
-
#include <linux/serial_core.h>
#include <linux/platform_device.h>
@@ -217,7 +174,7 @@ struct mcf_platform_uart {
#define MCFUART_URF_RXS 0xc0 /* Receiver status */
#endif
-#if defined(CONFIG_M548x)
+#if defined(CONFIG_M54xx)
#define MCFUART_TXFIFOSIZE 512
#elif defined(CONFIG_M5272)
#define MCFUART_TXFIFOSIZE 25
diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h
index 7a6a7590cc02..278c69bad57a 100644
--- a/arch/m68k/include/asm/processor.h
+++ b/arch/m68k/include/asm/processor.h
@@ -20,23 +20,26 @@
static inline unsigned long rdusp(void)
{
-#ifdef CONFIG_COLDFIRE
+#ifdef CONFIG_COLDFIRE_SW_A7
extern unsigned int sw_usp;
return sw_usp;
#else
- unsigned long usp;
- __asm__ __volatile__("move %/usp,%0" : "=a" (usp));
+ register unsigned long usp __asm__("a0");
+ /* move %usp,%a0 */
+ __asm__ __volatile__(".word 0x4e68" : "=a" (usp));
return usp;
#endif
}
static inline void wrusp(unsigned long usp)
{
-#ifdef CONFIG_COLDFIRE
+#ifdef CONFIG_COLDFIRE_SW_A7
extern unsigned int sw_usp;
sw_usp = usp;
#else
- __asm__ __volatile__("move %0,%/usp" : : "a" (usp));
+ register unsigned long a0 __asm__("a0") = usp;
+ /* move %a0,%usp */
+ __asm__ __volatile__(".word 0x4e60" : : "a" (a0) );
#endif
}