ARM: bcm281xx: Consolidate reboot code

Consolidate reboot code and remove unnecessary functions.

Signed-off-by: Markus Mayer <markus.mayer@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>

1 files changed, 0 insertions, 50 deletions

diff --git a/arch/arm/mach-bcm/kona.c b/arch/arm/mach-bcm/kona.c
index 2f1db29..768bc28 100644
--- a/arch/arm/mach-bcm/kona.c
+++ b/arch/arm/mach-bcm/kona.c
@@ -11,10 +11,8 @@
  * GNU General Public License for more details.
  */
 
-#include <linux/of_address.h>
 #include <linux/of_platform.h>
 #include <asm/hardware/cache-l2x0.h>
-#include <asm/io.h>
 
 #include "bcm_kona_smc.h"
 #include "kona.h"
@@ -43,51 +41,3 @@ void __init kona_l2_cache_init(void)
 	if (ret)
 		pr_err("Couldn't enable L2 cache: %d\n", ret);
 }
-
-static void __iomem *watchdog_base;
-
-void bcm_kona_setup_restart(void)
-{
-	struct device_node *np_wdog;
-
-	/*
-	 * The assumption is that whoever calls bcm_kona_setup_restart()
-	 * also needs a Kona Watchdog Timer entry in Device Tree, i.e. we
-	 * report an error if the DT entry is missing.
-	 */
-	np_wdog = of_find_compatible_node(NULL, NULL, "brcm,kona-wdt");
-	if (!np_wdog) {
-		pr_err("brcm,kona-wdt not found in DT, reboot disabled\n");
-		return;
-	}
-	watchdog_base = of_iomap(np_wdog, 0);
-	WARN(!watchdog_base, "failed to map watchdog base");
-	of_node_put(np_wdog);
-}
-
-#define SECWDOG_OFFSET			0x00000000
-#define SECWDOG_RESERVED_MASK		0xE2000000
-#define SECWDOG_WD_LOAD_FLAG_MASK	0x10000000
-#define SECWDOG_EN_MASK			0x08000000
-#define SECWDOG_SRSTEN_MASK		0x04000000
-#define SECWDOG_CLKS_SHIFT		20
-#define SECWDOG_LOCK_SHIFT		0
-
-void bcm_kona_restart(enum reboot_mode mode, const char *cmd)
-{
-	uint32_t val;
-
-	if (!watchdog_base)
-		panic("Watchdog not mapped. Reboot failed.\n");
-
-	/* Enable watchdog2 with very short timeout. */
-	val = readl(watchdog_base + SECWDOG_OFFSET);
-	val &= SECWDOG_RESERVED_MASK | SECWDOG_WD_LOAD_FLAG_MASK;
-	val |= SECWDOG_EN_MASK | SECWDOG_SRSTEN_MASK |
-		(0x8 << SECWDOG_CLKS_SHIFT) |
-		(0x8 << SECWDOG_LOCK_SHIFT);
-	writel(val, watchdog_base + SECWDOG_OFFSET);
-
-	while (1)
-		;
-}