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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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50
arch/mips/jz4740/timer.c Normal file
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/*
* Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
* JZ4740 platform timer support
*
* 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.
*
* 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.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <asm/mach-jz4740/base.h>
#include <asm/mach-jz4740/timer.h>
void __iomem *jz4740_timer_base;
EXPORT_SYMBOL_GPL(jz4740_timer_base);
void jz4740_timer_enable_watchdog(void)
{
writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_CLEAR);
}
EXPORT_SYMBOL_GPL(jz4740_timer_enable_watchdog);
void jz4740_timer_disable_watchdog(void)
{
writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_SET);
}
EXPORT_SYMBOL_GPL(jz4740_timer_disable_watchdog);
void __init jz4740_timer_init(void)
{
jz4740_timer_base = ioremap(JZ4740_TCU_BASE_ADDR, 0x100);
if (!jz4740_timer_base)
panic("Failed to ioremap timer registers");
/* Disable all timer clocks except for those used as system timers */
writel(0x000100fc, jz4740_timer_base + JZ_REG_TIMER_STOP_SET);
/* Timer irqs are unmasked by default, mask them */
writel(0x00ff00ff, jz4740_timer_base + JZ_REG_TIMER_MASK_SET);
}