4 files changed, 142 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp4xx/include/mach/gpio.h b/arch/arm/mach-ixp4xx/include/mach/gpio.h
new file mode 100644
index 00000000000..a5f87ded2f2
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/include/mach/gpio.h
@@ -0,0 +1,76 @@
+/*
+ * arch/arm/mach-ixp4xx/include/mach/gpio.h
+ *
+ * IXP4XX GPIO wrappers for arch-neutral GPIO calls
+ *
+ * Written by Milan Svoboda <msvoboda@ra.rockwell.com>
+ * Based on PXA implementation by Philipp Zabel <philipp.zabel@gmail.com>
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ifndef __ASM_ARCH_IXP4XX_GPIO_H
+#define __ASM_ARCH_IXP4XX_GPIO_H
+
+#include <linux/kernel.h>
+#include <mach/hardware.h>
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+        return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+        might_sleep();
+
+        return;
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+        gpio_line_config(gpio, IXP4XX_GPIO_IN);
+        return 0;
+}
+
+static inline int gpio_direction_output(unsigned gpio, int level)
+{
+        gpio_line_set(gpio, level);
+        gpio_line_config(gpio, IXP4XX_GPIO_OUT);
+        return 0;
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+        int value;
+
+        gpio_line_get(gpio, &value);
+
+        return value;
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+        gpio_line_set(gpio, value);
+}
+
+#include <asm-generic/gpio.h>                   /* cansleep wrappers */
+
+extern int gpio_to_irq(int gpio);
+extern int irq_to_gpio(unsigned int irq);
+
+#endif
+
diff --git a/arch/arm/mach-ixp4xx/include/mach/memory.h b/arch/arm/mach-ixp4xx/include/mach/memory.h
new file mode 100644
index 00000000000..4caf1761f1e
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/include/mach/memory.h
@@ -0,0 +1,17 @@
+/*
+ * arch/arm/mach-ixp4xx/include/mach/memory.h
+ *
+ * Copyright (c) 2001-2004 MontaVista Software, Inc.
+ */
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+#include <asm/sizes.h>
+
+/*
+ * Physical DRAM offset.
+ */
+#define PLAT_PHYS_OFFSET        UL(0x00000000)
+
+#endif
diff --git a/arch/arm/mach-ixp4xx/include/mach/system.h b/arch/arm/mach-ixp4xx/include/mach/system.h
new file mode 100644
index 00000000000..54c0af7fa2d
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/include/mach/system.h
@@ -0,0 +1,44 @@
+/*
+ * arch/arm/mach-ixp4xx/include/mach/system.h
+ *
+ * Copyright (C) 2002 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <mach/hardware.h>
+
+static inline void arch_idle(void)
+{
+        /* ixp4xx does not implement the XScale PWRMODE register,
+         * so it must not call cpu_do_idle() here.
+         */
+#if 0
+        cpu_do_idle();
+#endif
+}
+
+
+static inline void arch_reset(char mode, const char *cmd)
+{
+        if ( 1 && mode == 's') {
+                /* Jump into ROM at address 0 */
+                cpu_reset(0);
+        } else {
+                /* Use on-chip reset capability */
+
+                /* set the "key" register to enable access to
+                 * "timer" and "enable" registers
+                 */
+                *IXP4XX_OSWK = IXP4XX_WDT_KEY;
+
+                /* write 0 to the timer register for an immediate reset */
+                *IXP4XX_OSWT = 0;
+
+                *IXP4XX_OSWE = IXP4XX_WDT_RESET_ENABLE | IXP4XX_WDT_COUNT_ENABLE;
+        }
+}
+
diff --git a/arch/arm/mach-ixp4xx/include/mach/vmalloc.h b/arch/arm/mach-ixp4xx/include/mach/vmalloc.h
new file mode 100644
index 00000000000..9bcd64d5985
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/include/mach/vmalloc.h
@@ -0,0 +1,5 @@
+/*
+ * arch/arm/mach-ixp4xx/include/mach/vmalloc.h
+ */
+#define VMALLOC_END       (0xff000000UL)
+