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-rw-r--r--arch/arm/mach-iop32x/setup.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/mach-iop32x/setup.c b/arch/arm/mach-iop32x/setup.c
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+++ b/arch/arm/mach-iop32x/setup.c
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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/plat-iop/setup.c
+ *
+ * Author: Nicolas Pitre <nico@fluxnic.net>
+ * Copyright (C) 2001 MontaVista Software, Inc.
+ * Copyright (C) 2004 Intel Corporation.
+ */
+
+#include <linux/mm.h>
+#include <linux/init.h>
+#include <asm/mach/map.h>
+#include "iop3xx.h"
+
+/*
+ * Standard IO mapping for all IOP3xx based systems. Note that
+ * the IOP3xx OCCDR must be mapped uncached and unbuffered.
+ */
+static struct map_desc iop3xx_std_desc[] __initdata = {
+ { /* mem mapped registers */
+ .virtual = IOP3XX_PERIPHERAL_VIRT_BASE,
+ .pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE),
+ .length = IOP3XX_PERIPHERAL_SIZE,
+ .type = MT_UNCACHED,
+ },
+};
+
+void __init iop3xx_map_io(void)
+{
+ iotable_init(iop3xx_std_desc, ARRAY_SIZE(iop3xx_std_desc));
+}