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authorPaul Cercueil <paul@crapouillou.net>2018-05-10 20:47:51 +0200
committerJames Hogan <jhogan@kernel.org>2018-05-15 00:58:23 +0200
commit1761ad8c9e7985817b037c9a534fbbca452a7fda (patch)
tree52c42ac0db2da29c8d66cd6c8c5ed77c588e6a7c /arch/mips/jz4740
parentMIPS: qi_lb60: Enable the jz4740-wdt driver (diff)
downloadlinux-1761ad8c9e7985817b037c9a534fbbca452a7fda.tar.xz
linux-1761ad8c9e7985817b037c9a534fbbca452a7fda.zip
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>
Diffstat (limited to 'arch/mips/jz4740')
-rw-r--r--arch/mips/jz4740/reset.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/arch/mips/jz4740/reset.c b/arch/mips/jz4740/reset.c
index 67780c4b6573..5bf0cf44b55f 100644
--- a/arch/mips/jz4740/reset.c
+++ b/arch/mips/jz4740/reset.c
@@ -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;
}