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authorRalf Baechle <ralf@linux-mips.org>2007-07-29 09:21:51 +0100
committerRalf Baechle <ralf@linux-mips.org>2007-07-31 21:35:31 +0100
commit4d8506b806cc726c96db1c1a55edfb2da52217a9 (patch)
tree1635844f9e2c60290bf44a7a6434d5e03d8d2f77 /arch
parent7f18f151f474b11c0fb7f1c9b7bb59b6d04a6fc2 (diff)
[MIPS] Delete unused arch/mips/gt64120/common/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/gt64120/common/Makefile5
-rw-r--r--arch/mips/gt64120/common/time.c101
2 files changed, 0 insertions, 106 deletions
diff --git a/arch/mips/gt64120/common/Makefile b/arch/mips/gt64120/common/Makefile
deleted file mode 100644
index 1ef676e22ab..00000000000
--- a/arch/mips/gt64120/common/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-#
-# Makefile for common code of gt64120-based boards.
-#
-
-obj-y += time.o
diff --git a/arch/mips/gt64120/common/time.c b/arch/mips/gt64120/common/time.c
deleted file mode 100644
index c47eeb76819..00000000000
--- a/arch/mips/gt64120/common/time.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * Galileo Technology chip interrupt handler
- */
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/kernel_stat.h>
-#include <asm/irq_regs.h>
-#include <asm/gt64120.h>
-
-/*
- * These are interrupt handlers for the GT on-chip interrupts. They all come
- * in to the MIPS on a single interrupt line, and have to be handled and ack'ed
- * differently than other MIPS interrupts.
- */
-
-static irqreturn_t gt64120_irq(int irq, void *dev_id)
-{
- unsigned int irq_src, int_high_src, irq_src_mask, int_high_src_mask;
- int handled = 0;
-
- irq_src = GT_READ(GT_INTRCAUSE_OFS);
- irq_src_mask = GT_READ(GT_INTRMASK_OFS);
- int_high_src = GT_READ(GT_HINTRCAUSE_OFS);
- int_high_src_mask = GT_READ(GT_HINTRMASK_OFS);
- irq_src = irq_src & irq_src_mask;
- int_high_src = int_high_src & int_high_src_mask;
-
- if (irq_src & 0x00000800) { /* Check for timer interrupt */
- handled = 1;
- irq_src &= ~0x00000800;
- do_timer(1);
-#ifndef CONFIG_SMP
- update_process_times(user_mode(get_irq_regs()));
-#endif
- }
-
- GT_WRITE(GT_INTRCAUSE_OFS, 0);
- GT_WRITE(GT_HINTRCAUSE_OFS, 0);
-
- return IRQ_HANDLED;
-}
-
-/*
- * Initializes timer using galileo's built in timer.
- */
-#ifdef CONFIG_SYSCLK_100
-#define Sys_clock (100 * 1000000) // 100 MHz
-#endif
-#ifdef CONFIG_SYSCLK_83
-#define Sys_clock (83.333 * 1000000) // 83.333 MHz
-#endif
-#ifdef CONFIG_SYSCLK_75
-#define Sys_clock (75 * 1000000) // 75 MHz
-#endif
-
-/*
- * This will ignore the standard MIPS timer interrupt handler that is passed in
- * as *irq (=irq0 in ../kernel/time.c). We will do our own timer interrupt
- * handling.
- */
-void __init plat_timer_setup(struct irqaction *irq)
-{
- static struct irqaction timer;
-
- /* Disable timer first */
- GT_WRITE(GT_TC_CONTROL_OFS, 0);
- /* Load timer value for 100 Hz */
- GT_WRITE(GT_TC3_OFS, Sys_clock / HZ);
-
- /*
- * Create the IRQ structure entry for the timer. Since we're too early
- * in the boot process to use the "request_irq()" call, we'll hard-code
- * the values to the correct interrupt line.
- */
- timer.handler = gt64120_irq;
- timer.flags = IRQF_SHARED | IRQF_DISABLED;
- timer.name = "timer";
- timer.dev_id = NULL;
- timer.next = NULL;
- timer.mask = CPU_MASK_NONE;
- irq_desc[GT_TIMER].action = &timer;
-
- enable_irq(GT_TIMER);
-
- /* Enable timer ints */
- GT_WRITE(GT_TC_CONTROL_OFS, 0xc0);
- /* clear Cause register first */
- GT_WRITE(GT_INTRCAUSE_OFS, 0x0);
- /* Unmask timer int */
- GT_WRITE(GT_INTRMASK_OFS, 0x800);
- /* Clear High int register */
- GT_WRITE(GT_HINTRCAUSE_OFS, 0x0);
- /* Mask All interrupts at High cause interrupt */
- GT_WRITE(GT_HINTRMASK_OFS, 0x0);
-}