From d7139c52f2d1321b3fd2cc8987ac77b3c795c5e2 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Mon, 9 Feb 2015 12:13:55 +0000
Subject: ralink: add 3.18 support

keep default as 3.14, mt7621 gic need to be ported to 3.18

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44349 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 ...-MIPS-ralink-adds-a-bootrom-dumper-module.patch | 74 ++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 target/linux/ramips/patches-3.18/0004-MIPS-ralink-adds-a-bootrom-dumper-module.patch

(limited to 'target/linux/ramips/patches-3.18/0004-MIPS-ralink-adds-a-bootrom-dumper-module.patch')

diff --git a/target/linux/ramips/patches-3.18/0004-MIPS-ralink-adds-a-bootrom-dumper-module.patch b/target/linux/ramips/patches-3.18/0004-MIPS-ralink-adds-a-bootrom-dumper-module.patch
new file mode 100644
index 0000000000..049a876961
--- /dev/null
+++ b/target/linux/ramips/patches-3.18/0004-MIPS-ralink-adds-a-bootrom-dumper-module.patch
@@ -0,0 +1,74 @@
+From af03898c74172ab16d610f3eeaa65f66401eb7db Mon Sep 17 00:00:00 2001
+From: John Crispin <blogic@openwrt.org>
+Date: Tue, 21 May 2013 15:50:31 +0200
+Subject: [PATCH 04/57] MIPS: ralink: adds a bootrom dumper module
+
+This patch adds a trivial driver that allows userland to extract the bootrom of
+a SoC via debugfs.
+
+Signed-off-by: John Crispin <blogic@openwrt.org>
+---
+ arch/mips/ralink/Makefile  |    2 ++
+ arch/mips/ralink/bootrom.c |   48 ++++++++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 50 insertions(+)
+ create mode 100644 arch/mips/ralink/bootrom.c
+
+--- a/arch/mips/ralink/Makefile
++++ b/arch/mips/ralink/Makefile
+@@ -16,3 +16,5 @@ obj-$(CONFIG_SOC_RT3883) += rt3883.o
+ obj-$(CONFIG_SOC_MT7620) += mt7620.o
+ 
+ obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
++
++obj-$(CONFIG_DEBUG_FS) += bootrom.o
+--- /dev/null
++++ b/arch/mips/ralink/bootrom.c
+@@ -0,0 +1,48 @@
++/*
++ * 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.
++ *
++ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
++ */
++
++#include <linux/debugfs.h>
++#include <linux/seq_file.h>
++
++#define BOOTROM_OFFSET	0x10118000
++#define BOOTROM_SIZE	0x8000
++
++static void __iomem *membase = (void __iomem*) KSEG1ADDR(BOOTROM_OFFSET);
++
++static int bootrom_show(struct seq_file *s, void *unused)
++{
++	seq_write(s, membase, BOOTROM_SIZE);
++
++	return 0;
++}
++
++static int bootrom_open(struct inode *inode, struct file *file)
++{
++	return single_open(file, bootrom_show, NULL);
++}
++
++static const struct file_operations bootrom_file_ops = {
++	.open		= bootrom_open,
++	.read		= seq_read,
++	.llseek		= seq_lseek,
++	.release	= single_release,
++};
++
++static int bootrom_setup(void)
++{
++	if (!debugfs_create_file("bootrom", 0444,
++			NULL, NULL, &bootrom_file_ops)) {
++		pr_err("Failed to create bootrom debugfs file\n");
++
++		return -EINVAL;
++	}
++
++	return 0;
++}
++
++postcore_initcall(bootrom_setup);
-- 
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