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-rw-r--r--kernel/arch/arm/mach-imx/clk.c75
1 files changed, 0 insertions, 75 deletions
diff --git a/kernel/arch/arm/mach-imx/clk.c b/kernel/arch/arm/mach-imx/clk.c
deleted file mode 100644
index df12b5307..000000000
--- a/kernel/arch/arm/mach-imx/clk.c
+++ /dev/null
@@ -1,75 +0,0 @@
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/of.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include "clk.h"
-
-DEFINE_SPINLOCK(imx_ccm_lock);
-
-void __init imx_check_clocks(struct clk *clks[], unsigned int count)
-{
- unsigned i;
-
- for (i = 0; i < count; i++)
- if (IS_ERR(clks[i]))
- pr_err("i.MX clk %u: register failed with %ld\n",
- i, PTR_ERR(clks[i]));
-}
-
-static struct clk * __init imx_obtain_fixed_clock_from_dt(const char *name)
-{
- struct of_phandle_args phandle;
- struct clk *clk = ERR_PTR(-ENODEV);
- char *path;
-
- path = kasprintf(GFP_KERNEL, "/clocks/%s", name);
- if (!path)
- return ERR_PTR(-ENOMEM);
-
- phandle.np = of_find_node_by_path(path);
- kfree(path);
-
- if (phandle.np) {
- clk = of_clk_get_from_provider(&phandle);
- of_node_put(phandle.np);
- }
- return clk;
-}
-
-struct clk * __init imx_obtain_fixed_clock(
- const char *name, unsigned long rate)
-{
- struct clk *clk;
-
- clk = imx_obtain_fixed_clock_from_dt(name);
- if (IS_ERR(clk))
- clk = imx_clk_fixed(name, rate);
- return clk;
-}
-
-/*
- * This fixups the register CCM_CSCMR1 write value.
- * The write/read/divider values of the aclk_podf field
- * of that register have the relationship described by
- * the following table:
- *
- * write value read value divider
- * 3b'000 3b'110 7
- * 3b'001 3b'111 8
- * 3b'010 3b'100 5
- * 3b'011 3b'101 6
- * 3b'100 3b'010 3
- * 3b'101 3b'011 4
- * 3b'110 3b'000 1
- * 3b'111 3b'001 2(default)
- *
- * That's why we do the xor operation below.
- */
-#define CSCMR1_FIXUP 0x00600000
-
-void imx_cscmr1_fixup(u32 *val)
-{
- *val ^= CSCMR1_FIXUP;
- return;
-}