diff options
Diffstat (limited to 'arch/arm/mach-footbridge')
| -rw-r--r-- | arch/arm/mach-footbridge/cats-hw.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/common.c | 27 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/common.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/ebsa285.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/include/mach/system.h | 56 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/include/mach/vmalloc.h | 10 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/netwinder-hw.c | 27 | ||||
| -rw-r--r-- | arch/arm/mach-footbridge/personal.c | 1 |
8 files changed, 59 insertions, 67 deletions
diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c index d5f178540928..25b453601acc 100644 --- a/arch/arm/mach-footbridge/cats-hw.c +++ b/arch/arm/mach-footbridge/cats-hw.c @@ -86,9 +86,10 @@ fixup_cats(struct tag *tags, char **cmdline, struct meminfo *mi) MACHINE_START(CATS, "Chalice-CATS") /* Maintainer: Philip Blundell */ .atag_offset = 0x100, - .soft_reboot = 1, + .restart_mode = 's', .fixup = fixup_cats, .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &isa_timer, + .restart = footbridge_restart, MACHINE_END diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c index 38a44f9b9da2..41978ee4f9d0 100644 --- a/arch/arm/mach-footbridge/common.c +++ b/arch/arm/mach-footbridge/common.c @@ -199,6 +199,33 @@ void __init footbridge_map_io(void) iotable_init(ebsa285_host_io_desc, ARRAY_SIZE(ebsa285_host_io_desc)); } +void footbridge_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* Jump into the ROM */ + soft_restart(0x41000000); + } else { + /* + * Force the watchdog to do a CPU reset. + * + * After making sure that the watchdog is disabled + * (so we can change the timer registers) we first + * enable the timer to autoreload itself. Next, the + * timer interval is set really short and any + * current interrupt request is cleared (so we can + * see an edge transition). Finally, TIMER4 is + * enabled as the watchdog. + */ + *CSR_SA110_CNTL &= ~(1 << 13); + *CSR_TIMER4_CNTL = TIMER_CNTL_ENABLE | + TIMER_CNTL_AUTORELOAD | + TIMER_CNTL_DIV16; + *CSR_TIMER4_LOAD = 0x2; + *CSR_TIMER4_CLR = 0; + *CSR_SA110_CNTL |= (1 << 13); + } +} + #ifdef CONFIG_FOOTBRIDGE_ADDIN static inline unsigned long fb_bus_sdram_offset(void) diff --git a/arch/arm/mach-footbridge/common.h b/arch/arm/mach-footbridge/common.h index b05e662d21ad..c9767b892cb2 100644 --- a/arch/arm/mach-footbridge/common.h +++ b/arch/arm/mach-footbridge/common.h @@ -8,3 +8,4 @@ extern void footbridge_map_io(void); extern void footbridge_init_irq(void); extern void isa_init_irq(unsigned int irq); +extern void footbridge_restart(char, const char *); diff --git a/arch/arm/mach-footbridge/ebsa285.c b/arch/arm/mach-footbridge/ebsa285.c index 012210cf7d16..27716a7e5fc1 100644 --- a/arch/arm/mach-footbridge/ebsa285.c +++ b/arch/arm/mach-footbridge/ebsa285.c @@ -21,5 +21,6 @@ MACHINE_START(EBSA285, "EBSA285") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &footbridge_timer, + .restart = footbridge_restart, MACHINE_END diff --git a/arch/arm/mach-footbridge/include/mach/system.h b/arch/arm/mach-footbridge/include/mach/system.h index 0b2931566209..a174a5841bc2 100644 --- a/arch/arm/mach-footbridge/include/mach/system.h +++ b/arch/arm/mach-footbridge/include/mach/system.h @@ -7,63 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/io.h> -#include <asm/hardware/dec21285.h> -#include <mach/hardware.h> -#include <asm/leds.h> -#include <asm/mach-types.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - if (mode == 's') { - /* - * Jump into the ROM - */ - cpu_reset(0x41000000); - } else { - if (machine_is_netwinder()) { - /* open up the SuperIO chip - */ - outb(0x87, 0x370); - outb(0x87, 0x370); - - /* aux function group 1 (logical device 7) - */ - outb(0x07, 0x370); - outb(0x07, 0x371); - - /* set GP16 for WD-TIMER output - */ - outb(0xe6, 0x370); - outb(0x00, 0x371); - - /* set a RED LED and toggle WD_TIMER for rebooting - */ - outb(0xc4, 0x338); - } else { - /* - * Force the watchdog to do a CPU reset. - * - * After making sure that the watchdog is disabled - * (so we can change the timer registers) we first - * enable the timer to autoreload itself. Next, the - * timer interval is set really short and any - * current interrupt request is cleared (so we can - * see an edge transition). Finally, TIMER4 is - * enabled as the watchdog. - */ - *CSR_SA110_CNTL &= ~(1 << 13); - *CSR_TIMER4_CNTL = TIMER_CNTL_ENABLE | - TIMER_CNTL_AUTORELOAD | - TIMER_CNTL_DIV16; - *CSR_TIMER4_LOAD = 0x2; - *CSR_TIMER4_CLR = 0; - *CSR_SA110_CNTL |= (1 << 13); - } - } -} diff --git a/arch/arm/mach-footbridge/include/mach/vmalloc.h b/arch/arm/mach-footbridge/include/mach/vmalloc.h deleted file mode 100644 index 40ba78e5782b..000000000000 --- a/arch/arm/mach-footbridge/include/mach/vmalloc.h +++ /dev/null @@ -1,10 +0,0 @@ -/* - * arch/arm/mach-footbridge/include/mach/vmalloc.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - - -#define VMALLOC_END 0xf0000000UL diff --git a/arch/arm/mach-footbridge/netwinder-hw.c b/arch/arm/mach-footbridge/netwinder-hw.c index 0d3846f3b60d..80a1c5cc9071 100644 --- a/arch/arm/mach-footbridge/netwinder-hw.c +++ b/arch/arm/mach-footbridge/netwinder-hw.c @@ -645,6 +645,32 @@ fixup_netwinder(struct tag *tags, char **cmdline, struct meminfo *mi) #endif } +static void netwinder_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* Jump into the ROM */ + soft_restart(0x41000000); + } else { + local_irq_disable(); + local_fiq_disable(); + + /* open up the SuperIO chip */ + outb(0x87, 0x370); + outb(0x87, 0x370); + + /* aux function group 1 (logical device 7) */ + outb(0x07, 0x370); + outb(0x07, 0x371); + + /* set GP16 for WD-TIMER output */ + outb(0xe6, 0x370); + outb(0x00, 0x371); + + /* set a RED LED and toggle WD_TIMER for rebooting */ + outb(0xc4, 0x338); + } +} + MACHINE_START(NETWINDER, "Rebel-NetWinder") /* Maintainer: Russell King/Rebel.com */ .atag_offset = 0x100, @@ -656,4 +682,5 @@ MACHINE_START(NETWINDER, "Rebel-NetWinder") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &isa_timer, + .restart = netwinder_restart, MACHINE_END diff --git a/arch/arm/mach-footbridge/personal.c b/arch/arm/mach-footbridge/personal.c index f41dba39b327..e1e9990fa957 100644 --- a/arch/arm/mach-footbridge/personal.c +++ b/arch/arm/mach-footbridge/personal.c @@ -19,5 +19,6 @@ MACHINE_START(PERSONAL_SERVER, "Compaq-PersonalServer") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &footbridge_timer, + .restart = footbridge_restart, MACHINE_END |