ARM: LPC32XX: Initial arch header files

Header files for the LPC32xx arch

Signed-off-by: Kevin Wells <wellsk40@gmail.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

1 files changed, 52 insertions, 0 deletions

diff --git a/arch/arm/mach-lpc32xx/include/mach/system.h b/arch/arm/mach-lpc32xx/include/mach/system.h
new file mode 100644
index 000000000000..df3b0dea4d7b
--- /dev/null
+++ b/arch/arm/mach-lpc32xx/include/mach/system.h
@@ -0,0 +1,52 @@
+/*
+ * arch/arm/mach-lpc32xx/include/mach/system.h
+ *
+ * Author: Kevin Wells <kevin.wells@nxp.com>
+ *
+ * Copyright (C) 2010 NXP Semiconductors
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+static void arch_idle(void)
+{
+	cpu_do_idle();
+}
+
+static inline void arch_reset(char mode, const char *cmd)
+{
+	extern void lpc32xx_watchdog_reset(void);
+
+	switch (mode) {
+	case 's':
+	case 'h':
+		printk(KERN_CRIT "RESET: Rebooting system\n");
+
+		/* Disable interrupts */
+		local_irq_disable();
+
+		lpc32xx_watchdog_reset();
+		break;
+
+	default:
+		/* Do nothing */
+		break;
+	}
+
+	/* Wait for watchdog to reset system */
+	while (1)
+		;
+}
+
+#endif