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authorNicolas Ferre <nicolas.ferre@atmel.com>2014-10-21 14:16:54 +0200
committerNicolas Ferre <nicolas.ferre@atmel.com>2014-11-03 18:48:00 +0100
commit7538ec7d1e5990f719538aeec9c021ba694040d9 (patch)
tree08113291c67ffa840181229877ef43a88305bb70 /arch/arm/mach-at91/at91x40.c
parentcac7f2429872d3733dc3f9915857b1691da2eb2f (diff)
ARM: at91: remove no-MMU at91x40 support
As there is currently no-one to take care of this old !MMU target and as its support in recent kernels is a bit rotten, remove this at91x40 support and the board file associated with it (at91eb01). There are modern ARM !MMU in Mainline now so this target is not interesting for building tests anymore. It would be better to start from these modern ARM !MMU platforms to reintroduce at91x40 support if needed. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Greg Ungerer <gerg@uclinux.org> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-at91/at91x40.c')
-rw-r--r--arch/arm/mach-at91/at91x40.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c
deleted file mode 100644
index 7523f1cdfe1d..000000000000
--- a/arch/arm/mach-at91/at91x40.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * arch/arm/mach-at91/at91x40.c
- *
- * (C) Copyright 2007, Greg Ungerer <gerg@snapgear.com>
- * Copyright (C) 2005 SAN People
- *
- * 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.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-#include <asm/proc-fns.h>
-#include <asm/system_misc.h>
-#include <asm/mach/arch.h>
-#include <mach/at91x40.h>
-#include <mach/at91_st.h>
-#include <mach/hardware.h>
-
-#include "at91_aic.h"
-#include "generic.h"
-
-/*
- * Export the clock functions for the AT91X40. Some external code common
- * to all AT91 family parts relys on this, like the gpio and serial support.
- */
-int clk_enable(struct clk *clk)
-{
- return 0;
-}
-
-void clk_disable(struct clk *clk)
-{
-}
-
-unsigned long clk_get_rate(struct clk *clk)
-{
- return AT91X40_MASTER_CLOCK;
-}
-
-static void at91x40_idle(void)
-{
- /*
- * Disable the processor clock. The processor will be automatically
- * re-enabled by an interrupt or by a reset.
- */
- __raw_writel(AT91_PS_CR_CPU, AT91_IO_P2V(AT91_PS_CR));
- cpu_do_idle();
-}
-
-void __init at91x40_initialize(unsigned long main_clock)
-{
- arm_pm_idle = at91x40_idle;
-}
-
-/*
- * The default interrupt priority levels (0 = lowest, 7 = highest).
- */
-static unsigned int at91x40_default_irq_priority[NR_AIC_IRQS] __initdata = {
- 7, /* Advanced Interrupt Controller (FIQ) */
- 0, /* System Peripherals */
- 0, /* USART 0 */
- 0, /* USART 1 */
- 2, /* Timer Counter 0 */
- 2, /* Timer Counter 1 */
- 2, /* Timer Counter 2 */
- 0, /* Watchdog timer */
- 0, /* Parallel IO Controller A */
- 0, /* Reserved */
- 0, /* Reserved */
- 0, /* Reserved */
- 0, /* Reserved */
- 0, /* Reserved */
- 0, /* Reserved */
- 0, /* Reserved */
- 0, /* External IRQ0 */
- 0, /* External IRQ1 */
- 0, /* External IRQ2 */
-};
-
-void __init at91x40_init_interrupts(unsigned int priority[NR_AIC_IRQS])
-{
- u32 extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1)
- | (1 << AT91X40_ID_IRQ2);
- if (!priority)
- priority = at91x40_default_irq_priority;
-
- at91_aic_init(priority, extern_irq);
-}