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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/arm/mach-tegra/io.c
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-tegra/io.c')
-rw-r--r--arch/arm/mach-tegra/io.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/io.c b/arch/arm/mach-tegra/io.c
new file mode 100644
index 000000000..afdeb3205
--- /dev/null
+++ b/arch/arm/mach-tegra/io.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * arch/arm/mach-tegra/io.c
+ *
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * Author:
+ * Colin Cross <ccross@google.com>
+ * Erik Gilling <konkers@google.com>
+ */
+
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+
+#include <asm/mach/map.h>
+#include <asm/page.h>
+
+#include "board.h"
+#include "iomap.h"
+
+static struct map_desc tegra_io_desc[] __initdata = {
+ {
+ .virtual = (unsigned long)IO_PPSB_VIRT,
+ .pfn = __phys_to_pfn(IO_PPSB_PHYS),
+ .length = IO_PPSB_SIZE,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = (unsigned long)IO_APB_VIRT,
+ .pfn = __phys_to_pfn(IO_APB_PHYS),
+ .length = IO_APB_SIZE,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = (unsigned long)IO_CPU_VIRT,
+ .pfn = __phys_to_pfn(IO_CPU_PHYS),
+ .length = IO_CPU_SIZE,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = (unsigned long)IO_IRAM_VIRT,
+ .pfn = __phys_to_pfn(IO_IRAM_PHYS),
+ .length = IO_IRAM_SIZE,
+ .type = MT_DEVICE,
+ },
+};
+
+void __init tegra_map_common_io(void)
+{
+ debug_ll_io_init();
+ iotable_init(tegra_io_desc, ARRAY_SIZE(tegra_io_desc));
+}