diff options
Diffstat (limited to 'arch/arm/mach-shark')
| -rw-r--r-- | arch/arm/mach-shark/Makefile | 12 | ||||
| -rw-r--r-- | arch/arm/mach-shark/Makefile.boot | 2 | ||||
| -rw-r--r-- | arch/arm/mach-shark/core.c | 119 | ||||
| -rw-r--r-- | arch/arm/mach-shark/dma.c | 21 | ||||
| -rw-r--r-- | arch/arm/mach-shark/irq.c | 109 | ||||
| -rw-r--r-- | arch/arm/mach-shark/leds.c | 162 | ||||
| -rw-r--r-- | arch/arm/mach-shark/pci.c | 42 |
7 files changed, 0 insertions, 467 deletions
diff --git a/arch/arm/mach-shark/Makefile b/arch/arm/mach-shark/Makefile deleted file mode 100644 index 45be9b04e7b..00000000000 --- a/arch/arm/mach-shark/Makefile +++ /dev/null @@ -1,12 +0,0 @@ -# -# Makefile for the linux kernel. -# - -# Object file lists. - -obj-y := core.o dma.o irq.o pci.o -obj-m := -obj-n := -obj- := - -obj-$(CONFIG_LEDS) += leds.o diff --git a/arch/arm/mach-shark/Makefile.boot b/arch/arm/mach-shark/Makefile.boot deleted file mode 100644 index 4320f8b9277..00000000000 --- a/arch/arm/mach-shark/Makefile.boot +++ /dev/null @@ -1,2 +0,0 @@ - zreladdr-y := 0x08008000 - diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c deleted file mode 100644 index 09d9f33d407..00000000000 --- a/arch/arm/mach-shark/core.c +++ /dev/null @@ -1,119 +0,0 @@ -/* - * linux/arch/arm/mach-shark/arch.c - * - * Architecture specific stuff. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/sched.h> -#include <linux/serial_8250.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/io.h> -#include <asm/leds.h> -#include <asm/param.h> - -#include <asm/mach/map.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> - -static struct plat_serial8250_port serial_platform_data[] = { - { - .iobase = 0x3f8, - .irq = 4, - .uartclk = 1843200, - .regshift = 0, - .iotype = UPIO_PORT, - .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, - }, - { - .iobase = 0x2f8, - .irq = 3, - .uartclk = 1843200, - .regshift = 0, - .iotype = UPIO_PORT, - .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, - }, - { }, -}; - -static struct platform_device serial_device = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = serial_platform_data, - }, -}; - -static int __init shark_init(void) -{ - int ret; - - if (machine_is_shark()) - ret = platform_device_register(&serial_device); - - return ret; -} - -arch_initcall(shark_init); - -extern void shark_init_irq(void); - -static struct map_desc shark_io_desc[] __initdata = { - { - .virtual = IO_BASE, - .pfn = __phys_to_pfn(IO_START), - .length = IO_SIZE, - .type = MT_DEVICE - } -}; - -static void __init shark_map_io(void) -{ - iotable_init(shark_io_desc, ARRAY_SIZE(shark_io_desc)); -} - -#define IRQ_TIMER 0 -#define HZ_TIME ((1193180 + HZ/2) / HZ) - -static irqreturn_t -shark_timer_interrupt(int irq, void *dev_id) -{ - timer_tick(); - return IRQ_HANDLED; -} - -static struct irqaction shark_timer_irq = { - .name = "Shark Timer Tick", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = shark_timer_interrupt, -}; - -/* - * Set up timer interrupt, and return the current time in seconds. - */ -static void __init shark_timer_init(void) -{ - outb(0x34, 0x43); /* binary, mode 0, LSB/MSB, Ch 0 */ - outb(HZ_TIME & 0xff, 0x40); /* LSB of count */ - outb(HZ_TIME >> 8, 0x40); - - setup_irq(IRQ_TIMER, &shark_timer_irq); -} - -static struct sys_timer shark_timer = { - .init = shark_timer_init, -}; - -MACHINE_START(SHARK, "Shark") - /* Maintainer: Alexander Schulz */ - .phys_io = 0x40000000, - .io_pg_offst = ((0xe0000000) >> 18) & 0xfffc, - .boot_params = 0x08003000, - .map_io = shark_map_io, - .init_irq = shark_init_irq, - .timer = &shark_timer, -MACHINE_END diff --git a/arch/arm/mach-shark/dma.c b/arch/arm/mach-shark/dma.c deleted file mode 100644 index 6774b8d5d13..00000000000 --- a/arch/arm/mach-shark/dma.c +++ /dev/null @@ -1,21 +0,0 @@ -/* - * linux/arch/arm/mach-shark/dma.c - * - * by Alexander Schulz - * - * derived from: - * arch/arm/kernel/dma-ebsa285.c - * Copyright (C) 1998 Phil Blundell - */ - -#include <linux/init.h> - -#include <asm/dma.h> -#include <asm/mach/dma.h> - -void __init arch_dma_init(dma_t *dma) -{ -#ifdef CONFIG_ISA_DMA - isa_init_dma(dma); -#endif -} diff --git a/arch/arm/mach-shark/irq.c b/arch/arm/mach-shark/irq.c deleted file mode 100644 index 5b0c6af44ec..00000000000 --- a/arch/arm/mach-shark/irq.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * linux/arch/arm/mach-shark/irq.c - * - * by Alexander Schulz - * - * derived from linux/arch/ppc/kernel/i8259.c and: - * include/asm-arm/arch-ebsa110/irq.h - * Copyright (C) 1996-1998 Russell King - */ - -#include <linux/init.h> -#include <linux/fs.h> -#include <linux/interrupt.h> - -#include <asm/irq.h> -#include <asm/io.h> -#include <asm/mach/irq.h> - -/* - * 8259A PIC functions to handle ISA devices: - */ - -/* - * This contains the irq mask for both 8259A irq controllers, - * Let through the cascade-interrupt no. 2 (ff-(1<<2)==fb) - */ -static unsigned char cached_irq_mask[2] = { 0xfb, 0xff }; - -/* - * These have to be protected by the irq controller spinlock - * before being called. - */ -static void shark_disable_8259A_irq(unsigned int irq) -{ - unsigned int mask; - if (irq<8) { - mask = 1 << irq; - cached_irq_mask[0] |= mask; - outb(cached_irq_mask[1],0xA1); - } else { - mask = 1 << (irq-8); - cached_irq_mask[1] |= mask; - outb(cached_irq_mask[0],0x21); - } -} - -static void shark_enable_8259A_irq(unsigned int irq) -{ - unsigned int mask; - if (irq<8) { - mask = ~(1 << irq); - cached_irq_mask[0] &= mask; - outb(cached_irq_mask[0],0x21); - } else { - mask = ~(1 << (irq-8)); - cached_irq_mask[1] &= mask; - outb(cached_irq_mask[1],0xA1); - } -} - -static void shark_ack_8259A_irq(unsigned int irq){} - -static irqreturn_t bogus_int(int irq, void *dev_id) -{ - printk("Got interrupt %i!\n",irq); - return IRQ_NONE; -} - -static struct irqaction cascade; - -static struct irq_chip fb_chip = { - .name = "XT-PIC", - .ack = shark_ack_8259A_irq, - .mask = shark_disable_8259A_irq, - .unmask = shark_enable_8259A_irq, -}; - -void __init shark_init_irq(void) -{ - int irq; - - for (irq = 0; irq < NR_IRQS; irq++) { - set_irq_chip(irq, &fb_chip); - set_irq_handler(irq, handle_edge_irq); - set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); - } - - /* init master interrupt controller */ - outb(0x11, 0x20); /* Start init sequence, edge triggered (level: 0x19)*/ - outb(0x00, 0x21); /* Vector base */ - outb(0x04, 0x21); /* Cascade (slave) on IRQ2 */ - outb(0x03, 0x21); /* Select 8086 mode , auto eoi*/ - outb(0x0A, 0x20); - /* init slave interrupt controller */ - outb(0x11, 0xA0); /* Start init sequence, edge triggered */ - outb(0x08, 0xA1); /* Vector base */ - outb(0x02, 0xA1); /* Cascade (slave) on IRQ2 */ - outb(0x03, 0xA1); /* Select 8086 mode, auto eoi */ - outb(0x0A, 0xA0); - outb(cached_irq_mask[1],0xA1); - outb(cached_irq_mask[0],0x21); - //request_region(0x20,0x2,"pic1"); - //request_region(0xA0,0x2,"pic2"); - - cascade.handler = bogus_int; - cascade.name = "cascade"; - setup_irq(2,&cascade); -} - diff --git a/arch/arm/mach-shark/leds.c b/arch/arm/mach-shark/leds.c deleted file mode 100644 index 5386a81f796..00000000000 --- a/arch/arm/mach-shark/leds.c +++ /dev/null @@ -1,162 +0,0 @@ -/* - * arch/arm/mach-shark/leds.c - * by Alexander Schulz - * - * derived from: - * arch/arm/kernel/leds-footbridge.c - * Copyright (C) 1998-1999 Russell King - * - * DIGITAL Shark LED control routines. - * - * The leds use is as follows: - * - Green front - toggles state every 50 timer interrupts - * - Amber front - Unused, this is a dual color led (Amber/Green) - * - Amber back - On if system is not idle - * - * Changelog: - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/ioport.h> - -#include <asm/hardware.h> -#include <asm/leds.h> -#include <asm/io.h> -#include <asm/system.h> - -#define LED_STATE_ENABLED 1 -#define LED_STATE_CLAIMED 2 -static char led_state; -static short hw_led_state; -static short saved_state; - -static DEFINE_SPINLOCK(leds_lock); - -short sequoia_read(int addr) { - outw(addr,0x24); - return inw(0x26); -} - -void sequoia_write(short value,short addr) { - outw(addr,0x24); - outw(value,0x26); -} - -static void sequoia_leds_event(led_event_t evt) -{ - unsigned long flags; - - spin_lock_irqsave(&leds_lock, flags); - - hw_led_state = sequoia_read(0x09); - - switch (evt) { - case led_start: - hw_led_state |= SEQUOIA_LED_GREEN; - hw_led_state |= SEQUOIA_LED_AMBER; -#ifdef CONFIG_LEDS_CPU - hw_led_state |= SEQUOIA_LED_BACK; -#else - hw_led_state &= ~SEQUOIA_LED_BACK; -#endif - led_state |= LED_STATE_ENABLED; - break; - - case led_stop: - hw_led_state &= ~SEQUOIA_LED_BACK; - hw_led_state |= SEQUOIA_LED_GREEN; - hw_led_state |= SEQUOIA_LED_AMBER; - led_state &= ~LED_STATE_ENABLED; - break; - - case led_claim: - led_state |= LED_STATE_CLAIMED; - saved_state = hw_led_state; - hw_led_state &= ~SEQUOIA_LED_BACK; - hw_led_state |= SEQUOIA_LED_GREEN; - hw_led_state |= SEQUOIA_LED_AMBER; - break; - - case led_release: - led_state &= ~LED_STATE_CLAIMED; - hw_led_state = saved_state; - break; - -#ifdef CONFIG_LEDS_TIMER - case led_timer: - if (!(led_state & LED_STATE_CLAIMED)) - hw_led_state ^= SEQUOIA_LED_GREEN; - break; -#endif - -#ifdef CONFIG_LEDS_CPU - case led_idle_start: - if (!(led_state & LED_STATE_CLAIMED)) - hw_led_state &= ~SEQUOIA_LED_BACK; - break; - - case led_idle_end: - if (!(led_state & LED_STATE_CLAIMED)) - hw_led_state |= SEQUOIA_LED_BACK; - break; -#endif - - case led_green_on: - if (led_state & LED_STATE_CLAIMED) - hw_led_state &= ~SEQUOIA_LED_GREEN; - break; - - case led_green_off: - if (led_state & LED_STATE_CLAIMED) - hw_led_state |= SEQUOIA_LED_GREEN; - break; - - case led_amber_on: - if (led_state & LED_STATE_CLAIMED) - hw_led_state &= ~SEQUOIA_LED_AMBER; - break; - - case led_amber_off: - if (led_state & LED_STATE_CLAIMED) - hw_led_state |= SEQUOIA_LED_AMBER; - break; - - case led_red_on: - if (led_state & LED_STATE_CLAIMED) - hw_led_state |= SEQUOIA_LED_BACK; - break; - - case led_red_off: - if (led_state & LED_STATE_CLAIMED) - hw_led_state &= ~SEQUOIA_LED_BACK; - break; - - default: - break; - } - - if (led_state & LED_STATE_ENABLED) - sequoia_write(hw_led_state,0x09); - - spin_unlock_irqrestore(&leds_lock, flags); -} - -static int __init leds_init(void) -{ - extern void (*leds_event)(led_event_t); - short temp; - - leds_event = sequoia_leds_event; - - /* Make LEDs independent of power-state */ - request_region(0x24,4,"sequoia"); - temp = sequoia_read(0x09); - temp |= 1<<10; - sequoia_write(temp,0x09); - leds_event(led_start); - return 0; -} - -__initcall(leds_init); diff --git a/arch/arm/mach-shark/pci.c b/arch/arm/mach-shark/pci.c deleted file mode 100644 index 37a7112d411..00000000000 --- a/arch/arm/mach-shark/pci.c +++ /dev/null @@ -1,42 +0,0 @@ -/* - * linux/arch/arm/mach-shark/pci.c - * - * PCI bios-type initialisation for PCI machines - * - * Bits taken from various places. - */ -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/init.h> - -#include <asm/irq.h> -#include <asm/mach/pci.h> -#include <asm/mach-types.h> - -static int __init shark_map_irq(struct pci_dev *dev, u8 slot, u8 pin) -{ - if (dev->bus->number == 0) - if (dev->devfn == 0) return 255; - else return 11; - else return 255; -} - -extern void __init via82c505_preinit(void); - -static struct hw_pci shark_pci __initdata = { - .setup = via82c505_setup, - .swizzle = pci_std_swizzle, - .map_irq = shark_map_irq, - .nr_controllers = 1, - .scan = via82c505_scan_bus, - .preinit = via82c505_preinit, -}; - -static int __init shark_pci_init(void) -{ - if (machine_is_shark()) - pci_common_init(&shark_pci); - return 0; -} - -subsys_initcall(shark_pci_init); |