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MIPS: JZ4740: Drop old platform reset code 

This work is now performed by the watchdog driver directly.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Acked-by: James Hogan <jhogan@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Mathieu Malaterre <malat@debian.org>
Cc: linux-mips@linux-mips.org
Cc: linux-watchdog@vger.kernel.org
Signed-off-by: James Hogan <jhogan@kernel.org>
hifive-unleashed-5.1
Paul Cercueil 2018-05-10 20:47:51 +02:00 committed by James Hogan
parent c49173ffca
commit 1761ad8c9e
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GPG Key ID: 35CEE4862B1023F2
1 changed files with 0 additions and 31 deletions
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31
arch/mips/jz4740/reset.c
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@ -12,18 +12,9 @@
*
*/
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/pm.h>
#include <asm/reboot.h>
#include <asm/mach-jz4740/base.h>
#include <asm/mach-jz4740/timer.h>
#include "reset.h"
#include "clock.h"
static void jz4740_halt(void)
{
@ -36,29 +27,7 @@ static void jz4740_halt(void)
}
}
#define JZ_REG_WDT_DATA 0x00
#define JZ_REG_WDT_COUNTER_ENABLE 0x04
#define JZ_REG_WDT_COUNTER 0x08
#define JZ_REG_WDT_CTRL 0x0c
static void jz4740_restart(char *command)
{
void __iomem *wdt_base = ioremap(JZ4740_WDT_BASE_ADDR, 0x0f);
jz4740_timer_enable_watchdog();
writeb(0, wdt_base + JZ_REG_WDT_COUNTER_ENABLE);
writew(0, wdt_base + JZ_REG_WDT_COUNTER);
writew(0, wdt_base + JZ_REG_WDT_DATA);
writew(BIT(2), wdt_base + JZ_REG_WDT_CTRL);
writeb(1, wdt_base + JZ_REG_WDT_COUNTER_ENABLE);
jz4740_halt();
}
void jz4740_reset_init(void)
{
_machine_restart = jz4740_restart;
_machine_halt = jz4740_halt;
}