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authorKalle Valo <kvalo@qca.qualcomm.com>2011-12-16 21:10:39 +0200
committerKalle Valo <kvalo@qca.qualcomm.com>2011-12-16 21:10:39 +0200
commit7e95e365d5399647a41e10059e4b09826b82d78b (patch)
tree305c9968798adae3d9484657339fa39d2a5fdaac /arch/arm/mach-imx/cache-l2x0.c
parent3ca9d1fc9aa64077645a26c396de9399b49ea226 (diff)
parent5bd5e9a6ae5137a61d0b5c277eac61892d89fc4f (diff)
Merge remote branch 'wireless-next/master' into ath6kl-next
Conflicts: drivers/net/wireless/ath/ath6kl/init.c
Diffstat (limited to 'arch/arm/mach-imx/cache-l2x0.c')
-rw-r--r--arch/arm/mach-imx/cache-l2x0.c56
1 files changed, 0 insertions, 56 deletions
diff --git a/arch/arm/mach-imx/cache-l2x0.c b/arch/arm/mach-imx/cache-l2x0.c
deleted file mode 100644
index 69d1322add3c..000000000000
--- a/arch/arm/mach-imx/cache-l2x0.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2009-2010 Pengutronix
- * Sascha Hauer <s.hauer@pengutronix.de>
- * Juergen Beisert <j.beisert@pengutronix.de>
- *
- * 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.
- */
-
-#include <linux/init.h>
-#include <linux/err.h>
-#include <linux/kernel.h>
-
-#include <asm/hardware/cache-l2x0.h>
-
-#include <mach/hardware.h>
-
-static int mxc_init_l2x0(void)
-{
- void __iomem *l2x0_base;
- void __iomem *clkctl_base;
-
- if (!cpu_is_mx31() && !cpu_is_mx35())
- return 0;
-
-/*
- * First of all, we must repair broken chip settings. There are some
- * i.MX35 CPUs in the wild, comming with bogus L2 cache settings. These
- * misconfigured CPUs will run amok immediately when the L2 cache gets enabled.
- * Workaraound is to setup the correct register setting prior enabling the
- * L2 cache. This should not hurt already working CPUs, as they are using the
- * same value.
- */
-#define L2_MEM_VAL 0x10
-
- clkctl_base = ioremap(MX35_CLKCTL_BASE_ADDR, 4096);
- if (clkctl_base != NULL) {
- writel(0x00000515, clkctl_base + L2_MEM_VAL);
- iounmap(clkctl_base);
- } else {
- pr_err("L2 cache: Cannot fix timing. Trying to continue without\n");
- }
-
- l2x0_base = ioremap(MX3x_L2CC_BASE_ADDR, 4096);
- if (IS_ERR(l2x0_base)) {
- printk(KERN_ERR "remapping L2 cache area failed with %ld\n",
- PTR_ERR(l2x0_base));
- return 0;
- }
-
- l2x0_init(l2x0_base, 0x00030024, 0x00000000);
-
- return 0;
-}
-arch_initcall(mxc_init_l2x0);