linux-kernel - [PATCH v3 8/8] MIPS: jz4740: Drop old platform reset code

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Message-Id: <20180510184751.13416-8-paul@crapouillou.net>
Date:   Thu, 10 May 2018 20:47:51 +0200
From:   Paul Cercueil <paul@...pouillou.net>
To:     Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>
Cc:     Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Mathieu Malaterre <malat@...ian.org>,
        linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
        Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH v3 8/8] MIPS: jz4740: Drop old platform reset code

This work is now performed by the watchdog driver directly.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
Acked-by: James Hogan <jhogan@...nel.org>
---
 arch/mips/jz4740/reset.c | 31 -------------------------------
 1 file changed, 31 deletions(-)

 v2: No change
 v3: No change

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;
 }
-- 
2.11.0