aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/ramips/patches-3.8/0006-MIPS-ralink-adds-OF-code.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/ramips/patches-3.8/0006-MIPS-ralink-adds-OF-code.patch')
-rw-r--r--target/linux/ramips/patches-3.8/0006-MIPS-ralink-adds-OF-code.patch133
1 files changed, 0 insertions, 133 deletions
diff --git a/target/linux/ramips/patches-3.8/0006-MIPS-ralink-adds-OF-code.patch b/target/linux/ramips/patches-3.8/0006-MIPS-ralink-adds-OF-code.patch
deleted file mode 100644
index 7747c819ca..0000000000
--- a/target/linux/ramips/patches-3.8/0006-MIPS-ralink-adds-OF-code.patch
+++ /dev/null
@@ -1,133 +0,0 @@
-From 4b2f9abbbaf3463a0fc1a65afeb0d12f890ada35 Mon Sep 17 00:00:00 2001
-From: John Crispin <blogic@openwrt.org>
-Date: Sun, 20 Jan 2013 22:02:01 +0100
-Subject: [PATCH 06/79] MIPS: ralink: adds OF code
-
-Until there is a generic MIPS way of handing the DTB over from bootloader to
-kernel we rely on a built in devicetrees. The OF code also remaps those register
-ranges that we use global in our drivers.
-
-Signed-off-by: John Crispin <blogic@openwrt.org>
-Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
-Patchwork: http://patchwork.linux-mips.org/patch/4895/
----
- arch/mips/ralink/of.c | 107 +++++++++++++++++++++++++++++++++++++++++++++++++
- 1 file changed, 107 insertions(+)
- create mode 100644 arch/mips/ralink/of.c
-
-diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c
-new file mode 100644
-index 0000000..4165e70
---- /dev/null
-+++ b/arch/mips/ralink/of.c
-@@ -0,0 +1,107 @@
-+/*
-+ * 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) 2008 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
-+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-+ */
-+
-+#include <linux/io.h>
-+#include <linux/clk.h>
-+#include <linux/init.h>
-+#include <linux/of_fdt.h>
-+#include <linux/kernel.h>
-+#include <linux/bootmem.h>
-+#include <linux/of_platform.h>
-+#include <linux/of_address.h>
-+
-+#include <asm/reboot.h>
-+#include <asm/bootinfo.h>
-+#include <asm/addrspace.h>
-+
-+#include "common.h"
-+
-+__iomem void *rt_sysc_membase;
-+__iomem void *rt_memc_membase;
-+
-+extern struct boot_param_header __dtb_start;
-+
-+__iomem void *plat_of_remap_node(const char *node)
-+{
-+ struct resource res;
-+ struct device_node *np;
-+
-+ np = of_find_compatible_node(NULL, NULL, node);
-+ if (!np)
-+ panic("Failed to find %s node", node);
-+
-+ if (of_address_to_resource(np, 0, &res))
-+ panic("Failed to get resource for %s", node);
-+
-+ if ((request_mem_region(res.start,
-+ resource_size(&res),
-+ res.name) < 0))
-+ panic("Failed to request resources for %s", node);
-+
-+ return ioremap_nocache(res.start, resource_size(&res));
-+}
-+
-+void __init device_tree_init(void)
-+{
-+ unsigned long base, size;
-+ void *fdt_copy;
-+
-+ if (!initial_boot_params)
-+ return;
-+
-+ base = virt_to_phys((void *)initial_boot_params);
-+ size = be32_to_cpu(initial_boot_params->totalsize);
-+
-+ /* Before we do anything, lets reserve the dt blob */
-+ reserve_bootmem(base, size, BOOTMEM_DEFAULT);
-+
-+ /* The strings in the flattened tree are referenced directly by the
-+ * device tree, so copy the flattened device tree from init memory
-+ * to regular memory.
-+ */
-+ fdt_copy = alloc_bootmem(size);
-+ memcpy(fdt_copy, initial_boot_params, size);
-+ initial_boot_params = fdt_copy;
-+
-+ unflatten_device_tree();
-+
-+ /* free the space reserved for the dt blob */
-+ free_bootmem(base, size);
-+}
-+
-+void __init plat_mem_setup(void)
-+{
-+ set_io_port_base(KSEG1);
-+
-+ /*
-+ * Load the builtin devicetree. This causes the chosen node to be
-+ * parsed resulting in our memory appearing
-+ */
-+ __dt_setup_arch(&__dtb_start);
-+}
-+
-+static int __init plat_of_setup(void)
-+{
-+ static struct of_device_id of_ids[3];
-+ int len = sizeof(of_ids[0].compatible);
-+
-+ if (!of_have_populated_dt())
-+ panic("device tree not present");
-+
-+ strncpy(of_ids[0].compatible, soc_info.compatible, len);
-+ strncpy(of_ids[1].compatible, "palmbus", len);
-+
-+ if (of_platform_populate(NULL, of_ids, NULL, NULL))
-+ panic("failed to populate DT\n");
-+
-+ return 0;
-+}
-+
-+arch_initcall(plat_of_setup);
---
-1.7.10.4
-