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author | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 15:41:24 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 15:41:24 +0900 |
commit | 373e68b5472d421cbd2703e7a77caf053f78c005 (patch) | |
tree | 6fed51fdf1b89f80a1ec9ea4aab285c1af649945 /arch/sh/boards/snapgear | |
parent | f647d33f879d258de4ab2559975bd6eebda2033e (diff) | |
download | blackbird-op-linux-373e68b5472d421cbd2703e7a77caf053f78c005.tar.gz blackbird-op-linux-373e68b5472d421cbd2703e7a77caf053f78c005.zip |
sh: Board updates for I/O routine rework.
This updates the various boards for some of the recent I/O routine
updates.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards/snapgear')
-rw-r--r-- | arch/sh/boards/snapgear/io.c | 63 | ||||
-rw-r--r-- | arch/sh/boards/snapgear/rtc.c | 3 | ||||
-rw-r--r-- | arch/sh/boards/snapgear/setup.c | 97 |
3 files changed, 11 insertions, 152 deletions
diff --git a/arch/sh/boards/snapgear/io.c b/arch/sh/boards/snapgear/io.c index e2eb78fc381d..9f700b8392bb 100644 --- a/arch/sh/boards/snapgear/io.c +++ b/arch/sh/boards/snapgear/io.c @@ -28,39 +28,26 @@ unsigned short secureedge5410_ioport; /* * The SnapGear uses the built-in PCI controller (PCIC) * of the 7751 processor - */ + */ #define PCIIOBR (volatile long *)PCI_REG(SH7751_PCIIOBR) #define PCIMBR (volatile long *)PCI_REG(SH7751_PCIMBR) #define PCI_IO_AREA SH7751_PCI_IO_BASE #define PCI_MEM_AREA SH7751_PCI_CONFIG_BASE - #define PCI_IOMAP(adr) (PCI_IO_AREA + (adr & ~SH7751_PCIIOBR_MASK)) - -#define maybebadio(name,port) \ - printk("bad PC-like io %s for port 0x%lx at 0x%08x\n", \ - #name, (port), (__u32) __builtin_return_address(0)) - - static inline void delay(void) { ctrl_inw(0xa0000000); } - static inline volatile __u16 *port2adr(unsigned int port) { -#if 0 - if (port >= 0x2000) - return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); -#endif - maybebadio(name,(unsigned long)port); + maybebadio((unsigned long)port); return (volatile __u16*)port; } - /* In case someone configures the kernel w/o PCI support: in that */ /* scenario, don't ever bother to check for PCI-window addresses */ @@ -115,7 +102,7 @@ unsigned short snapgear_inw(unsigned long port) else if (port >= 0x2000) return *port2adr(port); else - maybebadio(inw, port); + maybebadio(port); return 0; } @@ -129,7 +116,7 @@ unsigned int snapgear_inl(unsigned long port) else if (port >= 0x2000) return *port2adr(port); else - maybebadio(inl, port); + maybebadio(port); return 0; } @@ -167,7 +154,7 @@ void snapgear_outw(unsigned short value, unsigned long port) else if (port >= 0x2000) *port2adr(port) = value; else - maybebadio(outw, port); + maybebadio(port); } @@ -178,49 +165,15 @@ void snapgear_outl(unsigned int value, unsigned long port) else if (CHECK_SH7751_PCIIO(port)) *((unsigned long*)PCI_IOMAP(port)) = value; else - maybebadio(outl, port); + maybebadio(port); } void snapgear_insl(unsigned long port, void *addr, unsigned long count) { - maybebadio(insl, port); + maybebadio(port); } void snapgear_outsl(unsigned long port, const void *addr, unsigned long count) { - maybebadio(outsw, port); -} - -/* Map ISA bus address to the real address. Only for PCMCIA. */ - - -/* ISA page descriptor. */ -static __u32 sh_isa_memmap[256]; - - -#if 0 -static int sh_isa_mmap(__u32 start, __u32 length, __u32 offset) -{ - int idx; - - if (start >= 0x100000 || (start & 0xfff) || (length != 0x1000)) - return -1; - - idx = start >> 12; - sh_isa_memmap[idx] = 0xb8000000 + (offset &~ 0xfff); -#if 0 - printk("sh_isa_mmap: start %x len %x offset %x (idx %x paddr %x)\n", - start, length, offset, idx, sh_isa_memmap[idx]); -#endif - return 0; -} -#endif - -unsigned long snapgear_isa_port2addr(unsigned long offset) -{ - int idx; - - idx = (offset >> 12) & 0xff; - offset &= 0xfff; - return sh_isa_memmap[idx] + offset; + maybebadio(port); } diff --git a/arch/sh/boards/snapgear/rtc.c b/arch/sh/boards/snapgear/rtc.c index b71e009da35c..287bc4ed3ac7 100644 --- a/arch/sh/boards/snapgear/rtc.c +++ b/arch/sh/boards/snapgear/rtc.c @@ -17,10 +17,7 @@ #include <linux/time.h> #include <linux/rtc.h> #include <linux/mc146818rtc.h> - #include <asm/io.h> -#include <asm/rtc.h> -#include <asm/mc146818rtc.h> /****************************************************************************/ diff --git a/arch/sh/boards/snapgear/setup.c b/arch/sh/boards/snapgear/setup.c index f1f7c70c9402..66ce32f8b13c 100644 --- a/arch/sh/boards/snapgear/setup.c +++ b/arch/sh/boards/snapgear/setup.c @@ -1,5 +1,4 @@ -/****************************************************************************/ -/* +/* * linux/arch/sh/boards/snapgear/setup.c * * Copyright (C) 2002 David McCullough <davidm@snapgear.com> @@ -12,8 +11,6 @@ * Modified for 7751 Solution Engine by * Ian da Silva and Jeremy Siegel, 2001. */ -/****************************************************************************/ - #include <linux/init.h> #include <linux/irq.h> #include <linux/interrupt.h> @@ -21,14 +18,13 @@ #include <linux/delay.h> #include <linux/module.h> #include <linux/sched.h> - #include <asm/machvec.h> -#include <asm/mach/io.h> +#include <asm/snapgear.h> #include <asm/irq.h> #include <asm/io.h> +#include <asm/rtc.h> #include <asm/cpu/timer.h> -extern void (*board_time_init)(void); extern void secureedge5410_rtc_init(void); extern void pcibios_init(void); @@ -85,91 +81,6 @@ static void __init init_snapgear_IRQ(void) make_ipr_irq(IRL3_IRQ, IRL3_IPR_ADDR, IRL3_IPR_POS, IRL3_PRIORITY); } -/****************************************************************************/ -/* - * Fast poll interrupt simulator. - */ - -/* - * Leave all of the fast timer/fast poll stuff commented out for now, since - * it's not clear whether it actually works or not. Since it wasn't being used - * at all in 2.4, we'll assume it's not sane for 2.6 either.. -- PFM - */ -#if 0 -#define FAST_POLL 1000 -//#define FAST_POLL_INTR - -#define FASTTIMER_IRQ 17 -#define FASTTIMER_IPR_ADDR INTC_IPRA -#define FASTTIMER_IPR_POS 2 -#define FASTTIMER_PRIORITY 3 - -#ifdef FAST_POLL_INTR -#define TMU1_TCR_INIT 0x0020 -#else -#define TMU1_TCR_INIT 0 -#endif -#define TMU_TSTR_INIT 1 -#define TMU1_TCR_CALIB 0x0000 - - -#ifdef FAST_POLL_INTR -static void fast_timer_irq(int irq, void *dev_instance, struct pt_regs *regs) -{ - unsigned long timer_status; - timer_status = ctrl_inw(TMU1_TCR); - timer_status &= ~0x100; - ctrl_outw(timer_status, TMU1_TCR); -} -#endif - -/* - * return the current ticks on the fast timer - */ - -unsigned long fast_timer_count(void) -{ - return(ctrl_inl(TMU1_TCNT)); -} - -/* - * setup a fast timer for profiling etc etc - */ - -static void setup_fast_timer() -{ - unsigned long interval; - -#ifdef FAST_POLL_INTR - interval = (current_cpu_data.module_clock/4 + FAST_POLL/2) / FAST_POLL; - - make_ipr_irq(FASTTIMER_IRQ, FASTTIMER_IPR_ADDR, FASTTIMER_IPR_POS, - FASTTIMER_PRIORITY); - - printk("SnapGear: %dHz fast timer on IRQ %d\n",FAST_POLL,FASTTIMER_IRQ); - - if (request_irq(FASTTIMER_IRQ, fast_timer_irq, 0, "SnapGear fast timer", - NULL) != 0) - printk("%s(%d): request_irq() failed?\n", __FILE__, __LINE__); -#else - printk("SnapGear: fast timer running\n",FAST_POLL,FASTTIMER_IRQ); - interval = 0xffffffff; -#endif - - ctrl_outb(ctrl_inb(TMU_TSTR) & ~0x2, TMU_TSTR); /* disable timer 1 */ - ctrl_outw(TMU1_TCR_INIT, TMU1_TCR); - ctrl_outl(interval, TMU1_TCOR); - ctrl_outl(interval, TMU1_TCNT); - ctrl_outb(ctrl_inb(TMU_TSTR) | 0x2, TMU_TSTR); /* enable timer 1 */ - - printk("Timer count 1 = 0x%x\n", fast_timer_count()); - udelay(1000); - printk("Timer count 2 = 0x%x\n", fast_timer_count()); -} -#endif - -/****************************************************************************/ - const char *get_system_type(void) { return "SnapGear SecureEdge5410"; @@ -196,8 +107,6 @@ struct sh_machine_vector mv_snapgear __initmv = { .mv_outw_p = snapgear_outw, .mv_outl_p = snapgear_outl, - .mv_isa_port2addr = snapgear_isa_port2addr, - .mv_init_irq = init_snapgear_IRQ, }; ALIAS_MV(snapgear) |