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authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/mips/lantiq/xway/prom-ase.c
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
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fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/mips/lantiq/xway/prom-ase.c')
-rw-r--r--arch/mips/lantiq/xway/prom-ase.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/mips/lantiq/xway/prom-ase.c b/arch/mips/lantiq/xway/prom-ase.c
new file mode 100644
index 00000000000..ae4959ae865
--- /dev/null
+++ b/arch/mips/lantiq/xway/prom-ase.c
@@ -0,0 +1,39 @@
+/*
+ * 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) 2010 John Crispin <blogic@openwrt.org>
+ */
+
+#include <linux/export.h>
+#include <linux/clk.h>
+#include <asm/bootinfo.h>
+#include <asm/time.h>
+
+#include <lantiq_soc.h>
+
+#include "../prom.h"
+
+#define SOC_AMAZON_SE "Amazon_SE"
+
+#define PART_SHIFT 12
+#define PART_MASK 0x0FFFFFFF
+#define REV_SHIFT 28
+#define REV_MASK 0xF0000000
+
+void __init ltq_soc_detect(struct ltq_soc_info *i)
+{
+ i->partnum = (ltq_r32(LTQ_MPS_CHIPID) & PART_MASK) >> PART_SHIFT;
+ i->rev = (ltq_r32(LTQ_MPS_CHIPID) & REV_MASK) >> REV_SHIFT;
+ switch (i->partnum) {
+ case SOC_ID_AMAZON_SE:
+ i->name = SOC_AMAZON_SE;
+ i->type = SOC_TYPE_AMAZON_SE;
+ break;
+
+ default:
+ unreachable();
+ break;
+ }
+}