diff options
Diffstat (limited to 'arch/mips/mips-boards')
| -rw-r--r-- | arch/mips/mips-boards/generic/console.c | 12 | ||||
| -rw-r--r-- | arch/mips/mips-boards/generic/init.c | 4 | ||||
| -rw-r--r-- | arch/mips/mips-boards/generic/reset.c | 2 | ||||
| -rw-r--r-- | arch/mips/mips-boards/generic/time.c | 5 | ||||
| -rw-r--r-- | arch/mips/mips-boards/sead/Makefile | 28 | ||||
| -rw-r--r-- | arch/mips/mips-boards/sead/sead_int.c | 117 | ||||
| -rw-r--r-- | arch/mips/mips-boards/sead/sead_setup.c | 77 |
7 files changed, 2 insertions, 243 deletions
diff --git a/arch/mips/mips-boards/generic/console.c b/arch/mips/mips-boards/generic/console.c index 4a2aecc..43bcfb4 100644 --- a/arch/mips/mips-boards/generic/console.c +++ b/arch/mips/mips-boards/generic/console.c @@ -22,21 +22,9 @@ #include <linux/serial_reg.h> #include <asm/io.h> -#if defined(CONFIG_MIPS_SEAD) - -#include <asm/mips-boards/sead.h> - -#ifdef CONFIG_CPU_LITTLE_ENDIAN -#define PORT(offset) (SEAD_UART0_REGS_BASE + ((offset)<<3)) -#else -#define PORT(offset) (SEAD_UART0_REGS_BASE + 3 + ((offset)<<3)) -#endif - -#else #define PORT(offset) (0x3f8 + (offset)) -#endif static inline unsigned int serial_in(int offset) { diff --git a/arch/mips/mips-boards/generic/init.c b/arch/mips/mips-boards/generic/init.c index bac23b5..c065302 100644 --- a/arch/mips/mips-boards/generic/init.c +++ b/arch/mips/mips-boards/generic/init.c @@ -252,9 +252,6 @@ void __init prom_init(void) mips_display_message("LINUX"); -#ifdef CONFIG_MIPS_SEAD - set_io_port_base(KSEG1); -#else /* * early setup of _pcictrl_bonito so that we can determine * the system controller on a CORE_EMUL board @@ -406,7 +403,6 @@ void __init prom_init(void) mips_display_message("SC Error"); while (1); /* We die here... */ } -#endif board_nmi_handler_setup = mips_nmi_setup; board_ejtag_handler_setup = mips_ejtag_setup; diff --git a/arch/mips/mips-boards/generic/reset.c b/arch/mips/mips-boards/generic/reset.c index 5f73ff6..ea932b8 100644 --- a/arch/mips/mips-boards/generic/reset.c +++ b/arch/mips/mips-boards/generic/reset.c @@ -52,7 +52,7 @@ void mips_reboot_setup(void) { _machine_restart = mips_machine_restart; _machine_halt = mips_machine_halt; -#if defined(CONFIG_MIPS_MALTA) || defined(CONFIG_MIPS_SEAD) +#ifdef CONFIG_MIPS_MALTA pm_power_off = mips_machine_halt; #endif } diff --git a/arch/mips/mips-boards/generic/time.c b/arch/mips/mips-boards/generic/time.c index d224267..637897e 100644 --- a/arch/mips/mips-boards/generic/time.c +++ b/arch/mips/mips-boards/generic/time.c @@ -45,9 +45,6 @@ #ifdef CONFIG_MIPS_MALTA #include <asm/mips-boards/maltaint.h> #endif -#ifdef CONFIG_MIPS_SEAD -#include <asm/mips-boards/seadint.h> -#endif unsigned long cpu_khz; @@ -73,7 +70,7 @@ static unsigned int __init estimate_cpu_frequency(void) unsigned int prid = read_c0_prid() & 0xffff00; unsigned int count; -#if defined(CONFIG_MIPS_SEAD) || defined(CONFIG_MIPS_SIM) +#ifdef CONFIG_MIPS_SIM /* * The SEAD board doesn't have a real time clock, so we can't * really calculate the timer frequency diff --git a/arch/mips/mips-boards/sead/Makefile b/arch/mips/mips-boards/sead/Makefile deleted file mode 100644 index 3682fe2..0000000 --- a/arch/mips/mips-boards/sead/Makefile +++ /dev/null @@ -1,28 +0,0 @@ -# -# Carsten Langgaard, carstenl@mips.com -# Copyright (C) 2002 MIPS Technologies, Inc. All rights reserved. -# -# ######################################################################## -# -# This program is free software; you can distribute it and/or modify it -# under the terms of the GNU General Public License (Version 2) as -# published by the Free Software Foundation. -# -# This program is distributed in the hope it will be useful, but WITHOUT -# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -# for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. -# -# ####################################################################### -# -# Makefile for the MIPS SEAD specific kernel interface routines -# under Linux. -# - -obj-y := sead_int.o sead_setup.o - -EXTRA_CFLAGS += -Werror diff --git a/arch/mips/mips-boards/sead/sead_int.c b/arch/mips/mips-boards/sead/sead_int.c deleted file mode 100644 index ec6dd19..0000000 --- a/arch/mips/mips-boards/sead/sead_int.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Carsten Langgaard, carstenl@mips.com - * Copyright (C) 2002 MIPS Technologies, Inc. All rights reserved. - * Copyright (C) 2003 Ralf Baechle (ralf@linux-mips.org) - * Copyright (C) 2004 Maciej W. Rozycki - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Routines for generic manipulation of the interrupts found on the MIPS - * Sead board. - */ -#include <linux/init.h> -#include <linux/interrupt.h> - -#include <asm/irq_cpu.h> -#include <asm/mipsregs.h> -#include <asm/system.h> - -#include <asm/mips-boards/seadint.h> - -static inline int clz(unsigned long x) -{ - __asm__( - " .set push \n" - " .set mips32 \n" - " clz %0, %1 \n" - " .set pop \n" - : "=r" (x) - : "r" (x)); - - return x; -} - -/* - * Version of ffs that only looks at bits 12..15. - */ -static inline unsigned int irq_ffs(unsigned int pending) -{ -#if defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64) - return -clz(pending) + 31 - CAUSEB_IP; -#else - unsigned int a0 = 7; - unsigned int t0; - - t0 = s0 & 0xf000; - t0 = t0 < 1; - t0 = t0 << 2; - a0 = a0 - t0; - s0 = s0 << t0; - - t0 = s0 & 0xc000; - t0 = t0 < 1; - t0 = t0 << 1; - a0 = a0 - t0; - s0 = s0 << t0; - - t0 = s0 & 0x8000; - t0 = t0 < 1; - //t0 = t0 << 2; - a0 = a0 - t0; - //s0 = s0 << t0; - - return a0; -#endif -} - -/* - * IRQs on the SEAD board look basically are combined together on hardware - * interrupt 0 (MIPS IRQ 2)) like: - * - * MIPS IRQ Source - * -------- ------ - * 0 Software (ignored) - * 1 Software (ignored) - * 2 UART0 (hw0) - * 3 UART1 (hw1) - * 4 Hardware (ignored) - * 5 Hardware (ignored) - * 6 Hardware (ignored) - * 7 R4k timer (what we use) - * - * We handle the IRQ according to _our_ priority which is: - * - * Highest ---- R4k Timer - * Lowest ---- Combined hardware interrupt - * - * then we just return, if multiple IRQs are pending then we will just take - * another exception, big deal. - */ -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM; - int irq; - - irq = irq_ffs(pending); - - if (irq >= 0) - do_IRQ(MIPS_CPU_IRQ_BASE + irq); - else - spurious_interrupt(); -} - -void __init arch_init_irq(void) -{ - mips_cpu_irq_init(); -} diff --git a/arch/mips/mips-boards/sead/sead_setup.c b/arch/mips/mips-boards/sead/sead_setup.c deleted file mode 100644 index 8aa8e5b..0000000 --- a/arch/mips/mips-boards/sead/sead_setup.c +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Carsten Langgaard, carstenl@mips.com - * Copyright (C) 2002 MIPS Technologies, Inc. All rights reserved. - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * SEAD specific setup. - */ -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/ioport.h> -#include <linux/tty.h> -#include <linux/serial.h> -#include <linux/serial_core.h> -#include <linux/serial_8250.h> - -#include <asm/cpu.h> -#include <asm/bootinfo.h> -#include <asm/irq.h> -#include <asm/mips-boards/generic.h> -#include <asm/mips-boards/prom.h> -#include <asm/mips-boards/sead.h> -#include <asm/mips-boards/seadint.h> -#include <asm/time.h> - -static void __init serial_init(void); - -const char *get_system_type(void) -{ - return "MIPS SEAD"; -} - -const char display_string[] = " LINUX ON SEAD "; - -void __init plat_mem_setup(void) -{ - ioport_resource.end = 0x7fffffff; - - serial_init(); - - mips_reboot_setup(); -} - -static void __init serial_init(void) -{ -#ifdef CONFIG_SERIAL_8250 - struct uart_port s; - - memset(&s, 0, sizeof(s)); - -#ifdef CONFIG_CPU_LITTLE_ENDIAN - s.iobase = SEAD_UART0_REGS_BASE; -#else - s.iobase = SEAD_UART0_REGS_BASE+3; -#endif - s.irq = MIPS_CPU_IRQ_BASE + MIPSCPU_INT_UART0; - s.uartclk = SEAD_BASE_BAUD * 16; - s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ; - s.iotype = UPIO_PORT; - s.regshift = 3; - - if (early_serial_setup(&s) != 0) { - printk(KERN_ERR "Serial setup failed!\n"); - } -#endif -} |