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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-25 10:44:27 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-25 10:44:27 -0400
commit4b37ba90f49d4157ac5628f8d730d3505f176724 (patch)
treefdb3d04426f7b72ee86b1f06be746624494493c5 /arch/m68k
parent229aebb873e29726b91e076161649cf45154b0bf (diff)
parent55f411de484a0136a77d050e877578a60bc2e094 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: (21 commits) m68knommu: convert to using tracehook_report_syscall_* m68knommu: some boards use fixed phy for FEC ethernet m68knommu: support the external GPIO based interrupts of the 5272 m68knommu: mask of vector bits in exception word properly m68knommu: change to new flag variables m68knommu: Fix MCFUART_TXFIFOSIZE for m548x. m68knommu: add basic mmu-less m548x support m68knommu: .gitignore vmlinux.lds m68knommu: stop using __do_IRQ m68knommu: rename PT_OFF_VECTOR to PT_OFF_FORMATVEC. m68knommu: add support for Coldfire 547x/548x interrupt controller m68k{nommu}: Remove unused DEFINE's from asm-offsets.c m68knommu: whitespace cleanup in 68328/entry.S m68knommu: Document supported chips in intc-2.c and intc-simr.c. m68knommu: fix strace support for 68328/68360 m68knommu: fix default starting date arch/m68knommu: Removing dead 68328_SERIAL_UART2 config option arch/m68knommu: Removing dead RAM_{16,32}_MB config option arch/m68knommu: Removing dead M68KFPU_EMU config option arch/m68knommu: Removing dead RELOCATE config option ...
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/include/asm/cacheflush_no.h2
-rw-r--r--arch/m68k/include/asm/coldfire.h4
-rw-r--r--arch/m68k/include/asm/gpio.h7
-rw-r--r--arch/m68k/include/asm/m548xgpt.h88
-rw-r--r--arch/m68k/include/asm/m548xsim.h55
-rw-r--r--arch/m68k/include/asm/mcfcache.h2
-rw-r--r--arch/m68k/include/asm/mcfsim.h2
-rw-r--r--arch/m68k/include/asm/mcfslt.h44
-rw-r--r--arch/m68k/include/asm/mcfuart.h9
-rw-r--r--arch/m68k/kernel/asm-offsets.c12
10 files changed, 208 insertions, 17 deletions
diff --git a/arch/m68k/include/asm/cacheflush_no.h b/arch/m68k/include/asm/cacheflush_no.h
index 89f195656be7..7085bd51668b 100644
--- a/arch/m68k/include/asm/cacheflush_no.h
+++ b/arch/m68k/include/asm/cacheflush_no.h
@@ -29,7 +29,7 @@
29 29
30static inline void __flush_cache_all(void) 30static inline void __flush_cache_all(void)
31{ 31{
32#ifdef CONFIG_M5407 32#if defined(CONFIG_M5407) || defined(CONFIG_M548x)
33 /* 33 /*
34 * Use cpushl to push and invalidate all cache lines. 34 * Use cpushl to push and invalidate all cache lines.
35 * Gas doesn't seem to know how to generate the ColdFire 35 * Gas doesn't seem to know how to generate the ColdFire
diff --git a/arch/m68k/include/asm/coldfire.h b/arch/m68k/include/asm/coldfire.h
index 83a9fa4e618a..3b0a34d0fe33 100644
--- a/arch/m68k/include/asm/coldfire.h
+++ b/arch/m68k/include/asm/coldfire.h
@@ -32,7 +32,9 @@
32 */ 32 */
33#define MCF_MBAR 0x10000000 33#define MCF_MBAR 0x10000000
34#define MCF_MBAR2 0x80000000 34#define MCF_MBAR2 0x80000000
35#if defined(CONFIG_M520x) 35#if defined(CONFIG_M548x)
36#define MCF_IPSBAR MCF_MBAR
37#elif defined(CONFIG_M520x)
36#define MCF_IPSBAR 0xFC000000 38#define MCF_IPSBAR 0xFC000000
37#else 39#else
38#define MCF_IPSBAR 0x40000000 40#define MCF_IPSBAR 0x40000000
diff --git a/arch/m68k/include/asm/gpio.h b/arch/m68k/include/asm/gpio.h
index 283214dc65a7..1b57adbafad5 100644
--- a/arch/m68k/include/asm/gpio.h
+++ b/arch/m68k/include/asm/gpio.h
@@ -36,7 +36,8 @@
36 */ 36 */
37#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || \ 37#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || \
38 defined(CONFIG_M520x) || defined(CONFIG_M523x) || \ 38 defined(CONFIG_M520x) || defined(CONFIG_M523x) || \
39 defined(CONFIG_M527x) || defined(CONFIG_M528x) || defined(CONFIG_M532x) 39 defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
40 defined(CONFIG_M532x) || defined(CONFIG_M548x)
40 41
41/* These parts have GPIO organized by 8 bit ports */ 42/* These parts have GPIO organized by 8 bit ports */
42 43
@@ -136,6 +137,8 @@ static inline u32 __mcf_gpio_ppdr(unsigned gpio)
136#endif 137#endif
137 else 138 else
138 return MCFGPIO_PPDR + mcfgpio_port(gpio - MCFGPIO_SCR_START); 139 return MCFGPIO_PPDR + mcfgpio_port(gpio - MCFGPIO_SCR_START);
140#else
141 return 0;
139#endif 142#endif
140} 143}
141 144
@@ -173,6 +176,8 @@ static inline u32 __mcf_gpio_podr(unsigned gpio)
173#endif 176#endif
174 else 177 else
175 return MCFGPIO_PODR + mcfgpio_port(gpio - MCFGPIO_SCR_START); 178 return MCFGPIO_PODR + mcfgpio_port(gpio - MCFGPIO_SCR_START);
179#else
180 return 0;
176#endif 181#endif
177} 182}
178 183
diff --git a/arch/m68k/include/asm/m548xgpt.h b/arch/m68k/include/asm/m548xgpt.h
new file mode 100644
index 000000000000..c8ef158a1c4e
--- /dev/null
+++ b/arch/m68k/include/asm/m548xgpt.h
@@ -0,0 +1,88 @@
1/*
2 * File: m548xgpt.h
3 * Purpose: Register and bit definitions for the MCF548X
4 *
5 * Notes:
6 *
7 */
8
9#ifndef m548xgpt_h
10#define m548xgpt_h
11
12/*********************************************************************
13*
14* General Purpose Timers (GPT)
15*
16*********************************************************************/
17
18/* Register read/write macros */
19#define MCF_GPT_GMS0 0x000800
20#define MCF_GPT_GCIR0 0x000804
21#define MCF_GPT_GPWM0 0x000808
22#define MCF_GPT_GSR0 0x00080C
23#define MCF_GPT_GMS1 0x000810
24#define MCF_GPT_GCIR1 0x000814
25#define MCF_GPT_GPWM1 0x000818
26#define MCF_GPT_GSR1 0x00081C
27#define MCF_GPT_GMS2 0x000820
28#define MCF_GPT_GCIR2 0x000824
29#define MCF_GPT_GPWM2 0x000828
30#define MCF_GPT_GSR2 0x00082C
31#define MCF_GPT_GMS3 0x000830
32#define MCF_GPT_GCIR3 0x000834
33#define MCF_GPT_GPWM3 0x000838
34#define MCF_GPT_GSR3 0x00083C
35#define MCF_GPT_GMS(x) (0x000800+((x)*0x010))
36#define MCF_GPT_GCIR(x) (0x000804+((x)*0x010))
37#define MCF_GPT_GPWM(x) (0x000808+((x)*0x010))
38#define MCF_GPT_GSR(x) (0x00080C+((x)*0x010))
39
40/* Bit definitions and macros for MCF_GPT_GMS */
41#define MCF_GPT_GMS_TMS(x) (((x)&0x00000007)<<0)
42#define MCF_GPT_GMS_GPIO(x) (((x)&0x00000003)<<4)
43#define MCF_GPT_GMS_IEN (0x00000100)
44#define MCF_GPT_GMS_OD (0x00000200)
45#define MCF_GPT_GMS_SC (0x00000400)
46#define MCF_GPT_GMS_CE (0x00001000)
47#define MCF_GPT_GMS_WDEN (0x00008000)
48#define MCF_GPT_GMS_ICT(x) (((x)&0x00000003)<<16)
49#define MCF_GPT_GMS_OCT(x) (((x)&0x00000003)<<20)
50#define MCF_GPT_GMS_OCPW(x) (((x)&0x000000FF)<<24)
51#define MCF_GPT_GMS_OCT_FRCLOW (0x00000000)
52#define MCF_GPT_GMS_OCT_PULSEHI (0x00100000)
53#define MCF_GPT_GMS_OCT_PULSELO (0x00200000)
54#define MCF_GPT_GMS_OCT_TOGGLE (0x00300000)
55#define MCF_GPT_GMS_ICT_ANY (0x00000000)
56#define MCF_GPT_GMS_ICT_RISE (0x00010000)
57#define MCF_GPT_GMS_ICT_FALL (0x00020000)
58#define MCF_GPT_GMS_ICT_PULSE (0x00030000)
59#define MCF_GPT_GMS_GPIO_INPUT (0x00000000)
60#define MCF_GPT_GMS_GPIO_OUTLO (0x00000020)
61#define MCF_GPT_GMS_GPIO_OUTHI (0x00000030)
62#define MCF_GPT_GMS_TMS_DISABLE (0x00000000)
63#define MCF_GPT_GMS_TMS_INCAPT (0x00000001)
64#define MCF_GPT_GMS_TMS_OUTCAPT (0x00000002)
65#define MCF_GPT_GMS_TMS_PWM (0x00000003)
66#define MCF_GPT_GMS_TMS_GPIO (0x00000004)
67
68/* Bit definitions and macros for MCF_GPT_GCIR */
69#define MCF_GPT_GCIR_CNT(x) (((x)&0x0000FFFF)<<0)
70#define MCF_GPT_GCIR_PRE(x) (((x)&0x0000FFFF)<<16)
71
72/* Bit definitions and macros for MCF_GPT_GPWM */
73#define MCF_GPT_GPWM_LOAD (0x00000001)
74#define MCF_GPT_GPWM_PWMOP (0x00000100)
75#define MCF_GPT_GPWM_WIDTH(x) (((x)&0x0000FFFF)<<16)
76
77/* Bit definitions and macros for MCF_GPT_GSR */
78#define MCF_GPT_GSR_CAPT (0x00000001)
79#define MCF_GPT_GSR_COMP (0x00000002)
80#define MCF_GPT_GSR_PWMP (0x00000004)
81#define MCF_GPT_GSR_TEXP (0x00000008)
82#define MCF_GPT_GSR_PIN (0x00000100)
83#define MCF_GPT_GSR_OVF(x) (((x)&0x00000007)<<12)
84#define MCF_GPT_GSR_CAPTURE(x) (((x)&0x0000FFFF)<<16)
85
86/********************************************************************/
87
88#endif /* m548xgpt_h */
diff --git a/arch/m68k/include/asm/m548xsim.h b/arch/m68k/include/asm/m548xsim.h
new file mode 100644
index 000000000000..149135ef30d2
--- /dev/null
+++ b/arch/m68k/include/asm/m548xsim.h
@@ -0,0 +1,55 @@
1/*
2 * m548xsim.h -- ColdFire 547x/548x System Integration Unit support.
3 */
4
5#ifndef m548xsim_h
6#define m548xsim_h
7
8#define MCFINT_VECBASE 64
9
10/*
11 * Interrupt Controller Registers
12 */
13#define MCFICM_INTC0 0x0700 /* Base for Interrupt Ctrl 0 */
14#define MCFINTC_IPRH 0x00 /* Interrupt pending 32-63 */
15#define MCFINTC_IPRL 0x04 /* Interrupt pending 1-31 */
16#define MCFINTC_IMRH 0x08 /* Interrupt mask 32-63 */
17#define MCFINTC_IMRL 0x0c /* Interrupt mask 1-31 */
18#define MCFINTC_INTFRCH 0x10 /* Interrupt force 32-63 */
19#define MCFINTC_INTFRCL 0x14 /* Interrupt force 1-31 */
20#define MCFINTC_IRLR 0x18 /* */
21#define MCFINTC_IACKL 0x19 /* */
22#define MCFINTC_ICR0 0x40 /* Base ICR register */
23
24/*
25 * Define system peripheral IRQ usage.
26 */
27#define MCF_IRQ_TIMER (64 + 54) /* Slice Timer 0 */
28#define MCF_IRQ_PROFILER (64 + 53) /* Slice Timer 1 */
29
30/*
31 * Generic GPIO support
32 */
33#define MCFGPIO_PIN_MAX 0 /* I am too lazy to count */
34#define MCFGPIO_IRQ_MAX -1
35#define MCFGPIO_IRQ_VECBASE -1
36
37/*
38 * Some PSC related definitions
39 */
40#define MCF_PAR_PSC(x) (0x000A4F-((x)&0x3))
41#define MCF_PAR_SDA (0x0008)
42#define MCF_PAR_SCL (0x0004)
43#define MCF_PAR_PSC_TXD (0x04)
44#define MCF_PAR_PSC_RXD (0x08)
45#define MCF_PAR_PSC_RTS(x) (((x)&0x03)<<4)
46#define MCF_PAR_PSC_CTS(x) (((x)&0x03)<<6)
47#define MCF_PAR_PSC_CTS_GPIO (0x00)
48#define MCF_PAR_PSC_CTS_BCLK (0x80)
49#define MCF_PAR_PSC_CTS_CTS (0xC0)
50#define MCF_PAR_PSC_RTS_GPIO (0x00)
51#define MCF_PAR_PSC_RTS_FSYNC (0x20)
52#define MCF_PAR_PSC_RTS_RTS (0x30)
53#define MCF_PAR_PSC_CANRX (0x40)
54
55#endif /* m548xsim_h */
diff --git a/arch/m68k/include/asm/mcfcache.h b/arch/m68k/include/asm/mcfcache.h
index c042634fadaa..f49dfc09f70a 100644
--- a/arch/m68k/include/asm/mcfcache.h
+++ b/arch/m68k/include/asm/mcfcache.h
@@ -107,7 +107,7 @@
107.endm 107.endm
108#endif /* CONFIG_M532x */ 108#endif /* CONFIG_M532x */
109 109
110#if defined(CONFIG_M5407) 110#if defined(CONFIG_M5407) || defined(CONFIG_M548x)
111/* 111/*
112 * Version 4 cores have a true harvard style separate instruction 112 * Version 4 cores have a true harvard style separate instruction
113 * and data cache. Invalidate and enable cache, also enable write 113 * and data cache. Invalidate and enable cache, also enable write
diff --git a/arch/m68k/include/asm/mcfsim.h b/arch/m68k/include/asm/mcfsim.h
index 9c70a67bf85f..6901fd68165b 100644
--- a/arch/m68k/include/asm/mcfsim.h
+++ b/arch/m68k/include/asm/mcfsim.h
@@ -41,6 +41,8 @@
41#elif defined(CONFIG_M5407) 41#elif defined(CONFIG_M5407)
42#include <asm/m5407sim.h> 42#include <asm/m5407sim.h>
43#include <asm/mcfintc.h> 43#include <asm/mcfintc.h>
44#elif defined(CONFIG_M548x)
45#include <asm/m548xsim.h>
44#endif 46#endif
45 47
46/****************************************************************************/ 48/****************************************************************************/
diff --git a/arch/m68k/include/asm/mcfslt.h b/arch/m68k/include/asm/mcfslt.h
new file mode 100644
index 000000000000..d0d0ecba5333
--- /dev/null
+++ b/arch/m68k/include/asm/mcfslt.h
@@ -0,0 +1,44 @@
1/****************************************************************************/
2
3/*
4 * mcfslt.h -- ColdFire internal Slice (SLT) timer support defines.
5 *
6 * (C) Copyright 2004, Greg Ungerer (gerg@snapgear.com)
7 * (C) Copyright 2009, Philippe De Muyter (phdm@macqel.be)
8 */
9
10/****************************************************************************/
11#ifndef mcfslt_h
12#define mcfslt_h
13/****************************************************************************/
14
15/*
16 * Get address specific defines for the 547x.
17 */
18#define MCFSLT_TIMER0 0x900 /* Base address of TIMER0 */
19#define MCFSLT_TIMER1 0x910 /* Base address of TIMER1 */
20
21
22/*
23 * Define the SLT timer register set addresses.
24 */
25#define MCFSLT_STCNT 0x00 /* Terminal count */
26#define MCFSLT_SCR 0x04 /* Control */
27#define MCFSLT_SCNT 0x08 /* Current count */
28#define MCFSLT_SSR 0x0C /* Status */
29
30/*
31 * Bit definitions for the SCR control register.
32 */
33#define MCFSLT_SCR_RUN 0x04000000 /* Run mode (continuous) */
34#define MCFSLT_SCR_IEN 0x02000000 /* Interrupt enable */
35#define MCFSLT_SCR_TEN 0x01000000 /* Timer enable */
36
37/*
38 * Bit definitions for the SSR status register.
39 */
40#define MCFSLT_SSR_BE 0x02000000 /* Bus error condition */
41#define MCFSLT_SSR_TE 0x01000000 /* Timeout condition */
42
43/****************************************************************************/
44#endif /* mcfslt_h */
diff --git a/arch/m68k/include/asm/mcfuart.h b/arch/m68k/include/asm/mcfuart.h
index 01a8716c5fc5..db72e2b889ca 100644
--- a/arch/m68k/include/asm/mcfuart.h
+++ b/arch/m68k/include/asm/mcfuart.h
@@ -47,6 +47,11 @@
47#define MCFUART_BASE1 0xfc060000 /* Base address of UART1 */ 47#define MCFUART_BASE1 0xfc060000 /* Base address of UART1 */
48#define MCFUART_BASE2 0xfc064000 /* Base address of UART2 */ 48#define MCFUART_BASE2 0xfc064000 /* Base address of UART2 */
49#define MCFUART_BASE3 0xfc068000 /* Base address of UART3 */ 49#define MCFUART_BASE3 0xfc068000 /* Base address of UART3 */
50#elif defined(CONFIG_M548x)
51#define MCFUART_BASE1 0x8600 /* on M548x */
52#define MCFUART_BASE2 0x8700 /* on M548x */
53#define MCFUART_BASE3 0x8800 /* on M548x */
54#define MCFUART_BASE4 0x8900 /* on M548x */
50#endif 55#endif
51 56
52 57
@@ -212,7 +217,9 @@ struct mcf_platform_uart {
212#define MCFUART_URF_RXS 0xc0 /* Receiver status */ 217#define MCFUART_URF_RXS 0xc0 /* Receiver status */
213#endif 218#endif
214 219
215#if defined(CONFIG_M5272) 220#if defined(CONFIG_M548x)
221#define MCFUART_TXFIFOSIZE 512
222#elif defined(CONFIG_M5272)
216#define MCFUART_TXFIFOSIZE 25 223#define MCFUART_TXFIFOSIZE 25
217#else 224#else
218#define MCFUART_TXFIFOSIZE 1 225#define MCFUART_TXFIFOSIZE 1
diff --git a/arch/m68k/kernel/asm-offsets.c b/arch/m68k/kernel/asm-offsets.c
index 73e5e581245b..78e59b82ebc3 100644
--- a/arch/m68k/kernel/asm-offsets.c
+++ b/arch/m68k/kernel/asm-offsets.c
@@ -22,13 +22,9 @@
22int main(void) 22int main(void)
23{ 23{
24 /* offsets into the task struct */ 24 /* offsets into the task struct */
25 DEFINE(TASK_STATE, offsetof(struct task_struct, state));
26 DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
27 DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
28 DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); 25 DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
29 DEFINE(TASK_INFO, offsetof(struct task_struct, thread.info)); 26 DEFINE(TASK_INFO, offsetof(struct task_struct, thread.info));
30 DEFINE(TASK_MM, offsetof(struct task_struct, mm)); 27 DEFINE(TASK_MM, offsetof(struct task_struct, mm));
31 DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
32#ifdef CONFIG_MMU 28#ifdef CONFIG_MMU
33 DEFINE(TASK_TINFO, offsetof(struct task_struct, thread.info)); 29 DEFINE(TASK_TINFO, offsetof(struct task_struct, thread.info));
34#endif 30#endif
@@ -64,14 +60,6 @@ int main(void)
64 /* bitfields are a bit difficult */ 60 /* bitfields are a bit difficult */
65 DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, pc) + 4); 61 DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, pc) + 4);
66 62
67 /* offsets into the irq_handler struct */
68 DEFINE(IRQ_HANDLER, offsetof(struct irq_node, handler));
69 DEFINE(IRQ_DEVID, offsetof(struct irq_node, dev_id));
70 DEFINE(IRQ_NEXT, offsetof(struct irq_node, next));
71
72 /* offsets into the kernel_stat struct */
73 DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs));
74
75 /* offsets into the irq_cpustat_t struct */ 63 /* offsets into the irq_cpustat_t struct */
76 DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending)); 64 DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending));
77 65